chore(text): Add missing text functions

BREAKING CHANGE: `ValueManifest` and `ConfigValue` added a new type "UNIT" to mark the minimal unit value of this instance.

link #132

.doc/JAVADOC-README.md

@@ -1,9 +1,3 @@
-# EasyConfiguration Javadoc
+# configured Javadoc
 
-基于 [Github Pages](https://pages.github.com/) 搭建，请访问 [JavaDoc](https://carmjos.github.io/EasyConfiguration) 。
+Based on [Github Pages](https://pages.github.com/), please see [JavaDoc](https://carmjos.github.io/configured) 。
-
-## 如何实现？
-
-若您也想通过 [Github Actions](https://docs.github.com/en/actions/learn-github-actions)
-自动部署项目的Javadoc到 [Github Pages](https://pages.github.com/) ，
-可以参考我的文章 [《自动部署Javadoc到Github Pages》](https://pages.carm.cc/doc/javadoc-in-github.html) 。

.doc/README.md

@@ -1,16 +1 @@
-# 欢迎使用 EasyConfiguration ！
+# Documentation
-
-这个项目刚刚创建，详细的Javadoc与开发指南还在补充，请给我一点时间~
-
-
-## 基本定义
-
-Value: 实际配置的单例值。
-
-Manifest: 用于描述值基本配置的对象。
-
-Provider: 用于提供配置文件的接口。
-
-Wrapper: 用于包装配置文件的接口。
-
-Initializer: 用于初始化的接口

.github/workflows/deploy.yml

@@ -47,7 +47,7 @@ jobs:
         id: sitemap
         uses: cicirello/generate-sitemap@v1
         with:
-          base-url-path: https://CarmJos.github.io/EasyConfiguration
+          base-url-path: https://CarmJos.github.io/configured
           path-to-root: docs
 
       - name: "Output stats"
@@ -72,7 +72,7 @@ jobs:
         run: |
           cd docs
           git init
-          git remote add origin git@github.com:CarmJos/EasyConfiguration.git
+          git remote add origin git@github.com:CarmJos/configured.git
           git checkout -b gh-pages
           git add -A
           git commit -m "API Document generated."

.gitignore

@@ -1,3 +1,4 @@
-.idea/
+.idea/*
+!.idea/icon.svg
 **/target/
 **.iml

LICENSE

@@ -1,6 +1,7 @@
                    GNU LESSER GENERAL PUBLIC LICENSE
                        Version 3, 29 June 2007
 
+
  Copyright (C) 2007 Free Software Foundation, Inc. <https://fsf.org/>
  Everyone is permitted to copy and distribute verbatim copies
  of this license document, but changing it is not allowed.

README.md

@@ -1,26 +1,26 @@
-```text
+<div align=center>
-   ____                _____          ____                    __  _
+<img src=".doc/images/banner.png"  alt="Banner"/>
-  / __/__ ____ __ __  / ___/__  ___  / _(_)__ ___ _________ _/ /_(_)__  ___
+
- / _// _ `(_-</ // / / /__/ _ \/ _ \/ _/ / _ `/ // / __/ _ `/ __/ / _ \/ _ \
+[![version](https://img.shields.io/github/v/release/CarmJos/configured)](https://github.com/CarmJos/configured/releases)
-/___/\_,_/___/\_, /  \___/\___/_//_/_//_/\_, /\_,_/_/  \_,_/\__/_/\___/_//_/
+[![License](https://img.shields.io/github/license/CarmJos/configured)](https://www.gnu.org/licenses/lgpl-3.0.html)
-             /___/                      /___/
+[![workflow](https://github.com/CarmJos/configured/actions/workflows/maven.yml/badge.svg?branch=master)](https://github.com/CarmJos/configured/actions/workflows/maven.yml)
-```
+[![CodeFactor](https://www.codefactor.io/repository/github/carmjos/configured/badge)](https://www.codefactor.io/repository/github/carmjos/configured)
+![CodeSize](https://img.shields.io/github/languages/code-size/CarmJos/configured)
+![](https://visitor-badge.glitch.me/badge?page_id=configured.readme)
 
 README LANGUAGES [ [**English**](README.md) | [中文](README_CN.md)  ]
+</div>
 
-# EasyConfiguration
+# configured _(config framework)_
 
-[![version](https://img.shields.io/github/v/release/CarmJos/EasyConfiguration)](https://github.com/CarmJos/EasyConfiguration/releases)
+<img src=".doc/images/logo-bg.svg" width="150px" alt="logo" align="right" style="float: right"/>
-[![License](https://img.shields.io/github/license/CarmJos/EasyConfiguration)](https://www.gnu.org/licenses/lgpl-3.0.html)
-[![workflow](https://github.com/CarmJos/EasyConfiguration/actions/workflows/maven.yml/badge.svg?branch=master)](https://github.com/CarmJos/EasyConfiguration/actions/workflows/maven.yml)
-[![CodeFactor](https://www.codefactor.io/repository/github/carmjos/easyconfiguration/badge)](https://www.codefactor.io/repository/github/carmjos/easyconfiguration)
-![CodeSize](https://img.shields.io/github/languages/code-size/CarmJos/EasyConfiguration)
-![](https://visitor-badge.glitch.me/badge?page_id=EasyConfiguration.readme)
 
-**Easy _(to make)_ Configurations!**
+_**"Once set, Simple get."**_
 
-A simple, easy-to-use and universal solution for managing configuration files.
+A simple, easy-to-use and universal solution for managing, loading, reading,
-Enjoy the ease of use with customizable formats for loading, reading, and updating your configuration files.
+and updating configuration files.
+
+Supported **JSON**, **YAML**, **Hocon**, **TOML**, **SQL**, **MongoDB**... and much more!
 
 ## Features & Advantages
 
@@ -35,13 +35,14 @@ format.
 
 ## Development
 
-For the latest JavaDoc release, [CLICK HERE](https://CarmJos.github.io/EasyConfiguration).
+For the latest JavaDoc release, [CLICK HERE](https://CarmJos.github.io/configured).
 
 For a detailed development guide, [CLICK HERE](.doc/README.md).
 
-### Code Samples
+### Preview
 
 To quickly demonstrate the applicability of the project, here are a few practical demonstrations:
+
 - [Database configuration.](demo/src/main/java/cc/carm/lib/configuration/demo/DatabaseConfiguration.java)
 - [Demonstration of all types of configuration instance classes.](demo/src/main/java/cc/carm/lib/configuration/demo/tests/conf/DemoConfiguration.java)
 
@@ -49,42 +50,60 @@ Check out all code demonstrations [HERE](demo/src/main/java/cc/carm/lib/configur
 For more examples, see the [Development Guide](.doc/README.md).
 
 ```java
-@HeaderComment("Configurations for sample")
+
-interface SampleConfig extends Configuration {
+@ConfigPath(root = true)
+@HeaderComments("Configurations for sample")
+public interface SampleConfig extends Configuration {
 
     @InlineComment("Enabled?") // Inline comment
     ConfiguredValue<Boolean> ENABLED = ConfiguredValue.of(true);
 
+    @HeaderComments("Server configurations") // Header comment
+    ConfiguredValue<Integer> PORT = ConfiguredValue.of(Integer.class);
+
+    @HeaderComments({"[ UUID >-----------------------------------", "A lot of UUIDs"})
+    @FooterComments("[ UUID >-----------------------------------")
     ConfiguredList<UUID> UUIDS = ConfiguredList.builderOf(UUID.class).fromString()
-            .parseValue(UUID::fromString).serializeValue(UUID::toString)
+            .parse(UUID::fromString).serialize(UUID::toString)
             .defaults(
                     UUID.fromString("00000000-0000-0000-0000-000000000000"),
                     UUID.fromString("00000000-0000-0000-0000-000000000001")
             ).build();
 
+    @ConfigPath("info") // Custom path
     interface INFO extends Configuration {
-        
+
-        @HeaderComment("Configure your name!") // Header comment
+        @HeaderComments("Configure your name!") // Header comment
         ConfiguredValue<String> NAME = ConfiguredValue.of("Joker");
 
-        @ConfigPath("year") // Custom path
+        @ConfigPath("how-old-are-you") // Custom path
         ConfiguredValue<Integer> AGE = ConfiguredValue.of(24);
-    
+
     }
+
 }
+
 ```
 
 ```java
 public class Sample {
-  public static void main(String[] args) {
+    public static void main(String[] args) {
-    // 1. Make a configuration provider from a file.
+        // 1. Make a configuration provider from a file.
-    ConfigurationProvider<?> provider = EasyConfiguration.from("config.yml");
+        ConfigurationHolder<?> holder = YAMLConfigFactory.from("target/config.yml")
-    // 2. Initialize the configuration classes or instances.
+                .resourcePath("configs/sample.yml")
-    provider.initialize(SampleConfig.class);
+                .indent(4) // Optional: Set the indentation of the configuration file.
-    // 3. Enjoy using the configuration!
+                .build();
-    SampleConfig.ENABLED.set(false);
+
-    System.out.println("Your name is " + SampleConfig.INFO.NAME.getNotNull() + " !");
+        // 2. Initialize the configuration classes or instances.
-  }
+        holder.initialize(SampleConfig.class);
+        // 3. Enjoy using the configuration!
+        System.out.println("Enabled? -> " + SampleConfig.ENABLED.resolve()); // true
+        SampleConfig.ENABLED.set(false);
+        System.out.println("And now? -> " + SampleConfig.ENABLED.resolve()); // false
+        // p.s. Changes not save so enable value will still be true in the next run.
+
+        System.out.println("Your name is " + SampleConfig.INFO.NAME.resolve() + " (age=" + SampleConfig.INFO.AGE.resolve() + ")!");
+    }
 }
 
 ```
@@ -92,16 +111,22 @@ public class Sample {
 ```yaml
 # Configurations for sample
 
-enabled: true # Enabled?
+enabled: true #Enabled?
 
+# Server configurations
+port:
+
+# [ UUID >-----------------------------------
+# A lot of UUIDs
 uuids:
   - 00000000-0000-0000-0000-000000000000
   - 00000000-0000-0000-0000-000000000001
+# [ UUID >-----------------------------------
 
 info:
   # Configure your name!
   name: Joker
-  year: 24
+  how-old-are-you: 24
 ```
 
 ### Dependencies
@@ -125,9 +150,9 @@ info:
 
         <repository>
             <!-- Using GitHub dependencies for real-time updates, configuration required (recommended). -->
-            <id>EasyConfiguration</id>
+            <id>configured</id>
             <name>GitHub Packages</name>
-            <url>https://maven.pkg.github.com/CarmJos/EasyConfiguration</url>
+            <url>https://maven.pkg.github.com/CarmJos/configured</url>
         </repository>
 
     </repositories>
@@ -146,7 +171,7 @@ info:
         <!-- Basic implementation part, requiring custom implementation of “Provider” and “Wrapper”. -->
         <dependency>
             <groupId>cc.carm.lib</groupId>
-            <artifactId>easyconfiguration-core</artifactId>
+            <artifactId>configured-core</artifactId>
             <version>[LATEST RELEASE]</version>
             <scope>compile</scope>
         </dependency>
@@ -154,15 +179,15 @@ info:
         <!-- YAML file-based implementation, compatible with all Java environments. -->
         <dependency>
             <groupId>cc.carm.lib</groupId>
-            <artifactId>easyconfiguration-yaml</artifactId>
+            <artifactId>configured-yaml</artifactId>
             <version>[LATEST RELEASE]</version>
             <scope>compile</scope>
         </dependency>
 
-        <!-- JSON file-based implementation, compatible with all Java environments. Note: JSON does not support file comments. -->
+        <!-- JSON file-based implementation, compatible with all Java environments. -->
         <dependency>
             <groupId>cc.carm.lib</groupId>
-            <artifactId>easyconfiguration-json</artifactId>
+            <artifactId>configured-gson</artifactId>
             <version>[LATEST RELEASE]</version>
             <scope>compile</scope>
         </dependency>
@@ -185,7 +210,7 @@ repositories {
     mavenCentral()
 
     // Using GitHub dependencies for real-time updates, configuration required (recommended).
-    maven { url 'https://maven.pkg.github.com/CarmJos/EasyConfiguration' }
+    maven { url 'https://maven.pkg.github.com/CarmJos/configured' }
 
 }
 ```
@@ -200,13 +225,13 @@ repositories {
 dependencies {
 
     // Basic implementation part, requiring custom implementation of “Provider” and “Wrapper”.
-    api "cc.carm.lib:easyconfiguration-core:[LATEST RELEASE]"
+    api "cc.carm.lib:configured-core:[LATEST RELEASE]"
 
     // YAML file-based implementation, compatible with all Java environments.
-    api "cc.carm.lib:easyconfiguration-yaml:[LATEST RELEASE]"
+    api "cc.carm.lib:configured-yaml:[LATEST RELEASE]"
 
-    // JSON file-based implementation, compatible with all Java environments. Note: JSON does not support file comments.
+    // JSON file-based implementation, compatible with all Java environments.
-    api "cc.carm.lib:easyconfiguration-json:[LATEST RELEASE]"
+    api "cc.carm.lib:configured-gson:[LATEST RELEASE]"
 
 }
 ```
@@ -217,10 +242,11 @@ dependencies {
 
 ### [**MineConfiguration**](https://github.com/CarmJos/MineConfiguration) (by @CarmJos)
 
-EasyConfiguration for MineCraft!
+configured for MineCraft!
 Easily manage configurations on MineCraft-related server platforms.
 
-Currently supports BungeeCord, Bukkit (Spigot) servers, with more platforms to be supported soon.
+Currently, it supports BungeeCord, Velocity, Bukkit (Spigot) servers,
+with more platforms to be supported soon.
 
 ## Support and Donation
 
@@ -230,7 +256,12 @@ Thank you for supporting open-source projects!
 
 Many thanks to Jetbrains for kindly providing a license for us to work on this and other open-source projects.
 
-[![](https://resources.jetbrains.com/storage/products/company/brand/logos/jb_beam.svg)](https://www.jetbrains.com/?from=https://github.com/CarmJos/EasyConfiguration)
+[![](https://resources.jetbrains.com/storage/products/company/brand/logos/jb_beam.svg)](https://www.jetbrains.com/?from=https://github.com/CarmJos/configured)
+
+Many thanks to [ArtformGames](https://github.com/ArtformGames) for their
+strong support and active contribution to this project!
+
+<img src="https://raw.githubusercontent.com/ArtformGames/.github/master/logo/logo_full.svg" width="317px" height="117px" alt="ArtformGames">
 
 ## Open Source License
 

README_CN.md

@@ -1,29 +1,28 @@
-```text
+<div align=center>
-   ____                _____          ____                    __  _
+<img src=".doc/images/banner.png"  alt="Banner"/>
-  / __/__ ____ __ __  / ___/__  ___  / _(_)__ ___ _________ _/ /_(_)__  ___
+
- / _// _ `(_-</ // / / /__/ _ \/ _ \/ _/ / _ `/ // / __/ _ `/ __/ / _ \/ _ \
+[![version](https://img.shields.io/github/v/release/CarmJos/configured)](https://github.com/CarmJos/configured/releases)
-/___/\_,_/___/\_, /  \___/\___/_//_/_//_/\_, /\_,_/_/  \_,_/\__/_/\___/_//_/
+[![License](https://img.shields.io/github/license/CarmJos/configured)](https://www.gnu.org/licenses/lgpl-3.0.html)
-             /___/                      /___/
+[![workflow](https://github.com/CarmJos/configured/actions/workflows/maven.yml/badge.svg?branch=master)](https://github.com/CarmJos/configured/actions/workflows/maven.yml)
-```
+[![CodeFactor](https://www.codefactor.io/repository/github/carmjos/configured/badge)](https://www.codefactor.io/repository/github/carmjos/configured)
+![CodeSize](https://img.shields.io/github/languages/code-size/CarmJos/configured)
+![](https://visitor-badge.glitch.me/badge?page_id=configured.readme)
 
 README LANGUAGES [ [English](README.md) | [**中文**](README_CN.md)  ]
 
-# EasyConfiguration
+</div>
 
-[![version](https://img.shields.io/github/v/release/CarmJos/EasyConfiguration)](https://github.com/CarmJos/EasyConfiguration/releases)
+# configured _(配置文件框架)_
-[![License](https://img.shields.io/github/license/CarmJos/EasyConfiguration)](https://www.gnu.org/licenses/lgpl-3.0.html)
-[![workflow](https://github.com/CarmJos/EasyConfiguration/actions/workflows/maven.yml/badge.svg?branch=master)](https://github.com/CarmJos/EasyConfiguration/actions/workflows/maven.yml)
-[![CodeFactor](https://www.codefactor.io/repository/github/carmjos/easyconfiguration/badge)](https://www.codefactor.io/repository/github/carmjos/easyconfiguration)
-![CodeSize](https://img.shields.io/github/languages/code-size/CarmJos/EasyConfiguration)
-![](https://visitor-badge.glitch.me/badge?page_id=EasyConfiguration.readme)
 
-**轻松(做)配置！**
+<img src=".doc/images/logo-bg.svg" width="150px" alt="logo" align="right" style="float: right"/>
+
+**一次配置，轻松读取！**
 
 一款简单便捷的通用配置文件加载、读取与更新工具，可自定义配置的格式。
 
 ## 特性 & 优势
 
-支持 [YAML](impl/yaml), [JSON](impl/json), [HOCON](impl/hocon) 和 [SQL](impl/sql) 等多种配置文件格式。
+支持 [YAML](providers/yaml), [JSON](providers/gson), [HOCON](providers/hocon) 和 [SQL](providers/sql) 等多种配置文件格式。
 
 - 基于类的配置文件初始化、加载、获取与更新机制，方便快捷。
 - 支持复杂配置的手动序列化、反序列化。
@@ -32,53 +31,70 @@ README LANGUAGES [ [English](README.md) | [**中文**](README_CN.md)  ]
 
 ## 开发
 
-详细开发介绍请 [点击这里](.doc/README.md) , JavaDoc(最新Release) 请 [点击这里](https://CarmJos.github.io/EasyConfiguration) 。
+详细开发介绍请 [点击这里](.doc/README.md) , JavaDoc(最新Release)
+请 [点击这里](https://CarmJos.github.io/configured) 。
 
 ### 示例代码
 
 为快速的展示该项目的适用性，这里有几个实际演示：
+
 - [数据库配置文件实例](demo/src/main/java/cc/carm/lib/configuration/demo/DatabaseConfiguration.java)
 - [全种类配置实例类演示](demo/src/main/java/cc/carm/lib/configuration/demo/tests/conf/DemoConfiguration.java)
 
-您可以 [点击这里](demo/src/main/java/cc/carm/lib/configuration/demo) 直接查看现有的代码演示，更多复杂情况演示详见 [开发介绍](.doc/README.md) 。
+您可以 [点击这里](demo/src/main/java/cc/carm/lib/configuration/demo)
-
+直接查看现有的代码演示，更多复杂情况演示详见 [开发介绍](.doc/README.md) 。
 
 ```java
-@HeaderComment("Configurations for sample")
-interface SampleConfig extends Configuration {
 
-    @InlineComment("Enabled?") // 行内注释
+@ConfigPath(root = true)
+@HeaderComments("Configurations for sample")
+public interface SampleConfig extends Configuration {
+
+    @InlineComment("Enabled?") // 行后注释
     ConfiguredValue<Boolean> ENABLED = ConfiguredValue.of(true);
 
+    @HeaderComments("Server configurations") // 头部注释
+    ConfiguredValue<Integer> PORT = ConfiguredValue.of(Integer.class);
+
+    @HeaderComments({"[ UUID >-----------------------------------", "A lot of UUIDs"})
+    @FooterComments("[ UUID >-----------------------------------")
     ConfiguredList<UUID> UUIDS = ConfiguredList.builderOf(UUID.class).fromString()
-            .parseValue(UUID::fromString).serializeValue(UUID::toString)
+            .parse(UUID::fromString).serialize(UUID::toString)
             .defaults(
                     UUID.fromString("00000000-0000-0000-0000-000000000000"),
                     UUID.fromString("00000000-0000-0000-0000-000000000001")
             ).build();
 
     interface INFO extends Configuration {
-        
+
-        @HeaderComment("Configure your name!") // 头部注释
+        @HeaderComments("Configure your name!") // Header comment
         ConfiguredValue<String> NAME = ConfiguredValue.of("Joker");
 
-        @ConfigPath("year") // 自定义配置路径，若不定义，则按照默认规则生成
+        @ConfigPath("how-old-are-you") // 自定义路径
         ConfiguredValue<Integer> AGE = ConfiguredValue.of(24);
-    
+
     }
+
 }
+
 ```
 
 ```java
 public class Sample {
     public static void main(String[] args) {
-        // 1. 生成一个 “Provider” 用于给配置类提供源配置的文件。
+        // 1. 生成一个 “holder” 用于给配置类提供源配置的文件。
-        ConfigurationProvider<?> provider = EasyConfiguration.from("config.yml");
+        ConfigurationHolder<?> holder = YAMLConfigFactory.from("target/config.yml")
-        // 2. 通过 “Provider” 初始化配置类或配置实例。
+                .resourcePath("configs/sample.yml")
-        provider.initialize(SampleConfig.class);
+                .indent(4) // Optional: Set the indentation of the configuration file.
+                .build();
+
+        // 2. 通过 “holder” 初始化配置类或配置实例。
+        holder.initialize(SampleConfig.class);
         // 3. 现在可以享受快捷方便的配置文件使用方式了~
+        System.out.println("Enabled? -> " + SampleConfig.ENABLED.resolve());
         SampleConfig.ENABLED.set(false);
-        System.out.println("Your name is " + SampleConfig.INFO.NAME.getNotNull() + " !");
+        System.out.println("And now? -> " + SampleConfig.ENABLED.resolve());
+        // p.s. 在本示例里的更改未保存，因此启用值在下次运行中仍将为 true。
     }
 }
 ```
@@ -86,16 +102,22 @@ public class Sample {
 ```yaml
 # Configurations for sample
 
-enabled: true # Enabled?
+enabled: true #Enabled?
 
+# Server configurations
+port:
+
+# [ UUID >-----------------------------------
+# A lot of UUIDs
 uuids:
   - 00000000-0000-0000-0000-000000000000
   - 00000000-0000-0000-0000-000000000001
+# [ UUID >-----------------------------------
 
 info:
   # Configure your name!
   name: Joker
-  year: 24
+  how-old-are-you: 24
 ```
 
 ### 依赖方式
@@ -116,12 +138,12 @@ info:
             <name>Maven Central</name>
             <url>https://repo1.maven.org/maven2</url>
         </repository>
-  
+
         <repository>
             <!--采用github依赖库，实时更新，但需要配置 (推荐) -->
-            <id>EasyConfiguration</id>
+            <id>configured</id>
             <name>GitHub Packages</name>
-            <url>https://maven.pkg.github.com/CarmJos/EasyConfiguration</url>
+            <url>https://maven.pkg.github.com/CarmJos/configured</url>
         </repository>
 
         <repository>
@@ -147,7 +169,7 @@ info:
         <!--基础实现部分，需要自行实现“Provider”与“Wrapper”。-->
         <dependency>
             <groupId>cc.carm.lib</groupId>
-            <artifactId>easyconfiguration-core</artifactId>
+            <artifactId>configured-core</artifactId>
             <version>[LATEST RELEASE]</version>
             <scope>compile</scope>
         </dependency>
@@ -155,7 +177,7 @@ info:
         <!--基于YAML文件的实现版本，可用于全部Java环境。-->
         <dependency>
             <groupId>cc.carm.lib</groupId>
-            <artifactId>easyconfiguration-yaml</artifactId>
+            <artifactId>configured-yaml</artifactId>
             <version>[LATEST RELEASE]</version>
             <scope>compile</scope>
         </dependency>
@@ -164,25 +186,25 @@ info:
         <!--需要注意的是，JSON不支持文件注释。-->
         <dependency>
             <groupId>cc.carm.lib</groupId>
-            <artifactId>easyconfiguration-json</artifactId>
+            <artifactId>configured-gson</artifactId>
             <version>[LATEST RELEASE]</version>
             <scope>compile</scope>
         </dependency>
 
         <dependency>
             <groupId>cc.carm.lib</groupId>
-            <artifactId>easyconfiguration-hocon</artifactId>
+            <artifactId>configured-hocon</artifactId>
             <version>[LATEST RELEASE]</version>
             <scope>compile</scope>
         </dependency>
 
         <dependency>
             <groupId>cc.carm.lib</groupId>
-            <artifactId>easyconfiguration-sql</artifactId>
+            <artifactId>configured-sql</artifactId>
             <version>[LATEST RELEASE]</version>
             <scope>compile</scope>
         </dependency>
-        
+
     </dependencies>
 </project>
 ```
@@ -199,9 +221,9 @@ repositories {
 
     // 采用Maven中心库，安全稳定，但版本更新需要等待同步 
     mavenCentral()
-  
+
     // 采用github依赖库，实时更新，但需要配置 (推荐)
-    maven { url 'https://maven.pkg.github.com/CarmJos/EasyConfiguration' }
+    maven { url 'https://maven.pkg.github.com/CarmJos/configured' }
 
     // 采用我的私人依赖库，简单方便，但可能因为变故而无法使用
     maven { url 'https://repo.carm.cc/repository/maven-public/' }
@@ -218,18 +240,18 @@ repositories {
 dependencies {
 
     //基础实现部分，需要自行实现“Provider”与“Wrapper”。
-    api "cc.carm.lib:easyconfiguration-core:[LATEST RELEASE]"
+    api "cc.carm.lib:configured-core:[LATEST RELEASE]"
 
     //基于YAML文件的实现版本，可用于全部Java环境。
-    api "cc.carm.lib:easyconfiguration-yaml:[LATEST RELEASE]"
+    api "cc.carm.lib:configured-yaml:[LATEST RELEASE]"
 
-     //基于JSON文件的实现版本，可用于全部Java环境。
+    //基于JSON文件的实现版本，可用于全部Java环境。
     //需要注意的是，JSON不支持文件注释。
-    api "cc.carm.lib:easyconfiguration-json:[LATEST RELEASE]"
+    api "cc.carm.lib:configured-gson:[LATEST RELEASE]"
-    
+
-    api "cc.carm.lib:easyconfiguration-hocon:[LATEST RELEASE]"
+    api "cc.carm.lib:configured-hocon:[LATEST RELEASE]"
-    
+
-    api "cc.carm.lib:easyconfiguration-sql:[LATEST RELEASE]"
+    api "cc.carm.lib:configured-sql:[LATEST RELEASE]"
 
 }
 ```
@@ -240,7 +262,7 @@ dependencies {
 
 ### [**MineConfiguration**](https://github.com/CarmJos/MineConfiguration) (by @CarmJos )
 
-EasyConfiguration for MineCraft!
+configured for MineCraft!
 开始在 MineCraft 相关服务器平台上轻松(做)配置吧！
 
 目前支持 BungeeCord, Bukkit(Spigot) 服务端，后续将支持更多平台。
@@ -253,7 +275,11 @@ EasyConfiguration for MineCraft!
 
 万分感谢 Jetbrains 为我们提供了从事此项目和其他开源项目的许可！
 
-[![](https://resources.jetbrains.com/storage/products/company/brand/logos/jb_beam.svg)](https://www.jetbrains.com/?from=https://github.com/CarmJos/EasyConfiguration)
+[![](https://resources.jetbrains.com/storage/products/company/brand/logos/jb_beam.svg)](https://www.jetbrains.com/?from=https://github.com/CarmJos/configured)
+
+万分感谢来自 [ArtformGames](https://github.com/ArtformGames) 对本项目的大力支持与积极贡献！
+
+<img src="https://raw.githubusercontent.com/ArtformGames/.github/master/logo/logo_full.svg" width="317px" height="117px" alt="ArtformGames">
 
 ## 开源协议
 

core/pom.xml

@@ -3,9 +3,9 @@
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <parent>
-        <artifactId>easyconfiguration-parent</artifactId>
+        <artifactId>configured-parent</artifactId>
         <groupId>cc.carm.lib</groupId>
-        <version>4.0.1</version>
+        <version>4.1.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <properties>
@@ -15,7 +15,7 @@
         <maven.compiler.encoding>UTF-8</maven.compiler.encoding>
     </properties>
 
-    <artifactId>easyconfiguration-core</artifactId>
+    <artifactId>configured-core</artifactId>
     <packaging>jar</packaging>
 
     <build>

core/src/main/java/cc/carm/lib/configuration/adapter/ValueAdapter.java

@@ -15,6 +15,7 @@ public class ValueAdapter<TYPE>
         implements ValueSerializer<TYPE>, ValueParser<TYPE> {
 
     protected final @NotNull ValueType<TYPE> type;
+
     protected @Nullable ValueSerializer<TYPE> serializer;
     protected @Nullable ValueParser<TYPE> deserializer;
 
@@ -53,13 +54,21 @@ public class ValueAdapter<TYPE>
     }
 
     @Override
-    public Object serialize(@NotNull ConfigurationHolder<?> holder, @NotNull ValueType<? super TYPE> type, @NotNull TYPE value) throws Exception {
+    public @Nullable Object serialize(
+            @NotNull ConfigurationHolder<?> holder,
+            @NotNull ValueType<? super TYPE> type,
+            @NotNull TYPE value
+    ) throws Exception {
         if (serializer == null) throw new UnsupportedOperationException("Serializer is not supported");
         return serializer.serialize(holder, type, value);
     }
 
     @Override
-    public TYPE parse(@NotNull ConfigurationHolder<?> holder, @NotNull ValueType<? super TYPE> type, @NotNull Object value) throws Exception {
+    public @Nullable TYPE parse(
+            @NotNull ConfigurationHolder<?> holder,
+            @NotNull ValueType<? super TYPE> type,
+            @NotNull Object value
+    ) throws Exception {
         if (deserializer == null) throw new UnsupportedOperationException("Deserializer is not supported");
         return deserializer.parse(holder, type, value);
     }

core/src/main/java/cc/carm/lib/configuration/adapter/ValueAdapterRegistry.java

@@ -2,7 +2,6 @@ package cc.carm.lib.configuration.adapter;
 
 import cc.carm.lib.configuration.function.DataFunction;
 import cc.carm.lib.configuration.source.ConfigurationHolder;
-import org.jetbrains.annotations.Contract;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
@@ -61,7 +60,9 @@ public class ValueAdapterRegistry {
         }
     }
 
-    public <T> void register(@NotNull ValueType<T> type, @Nullable ValueSerializer<T> serializer, @Nullable ValueParser<T> deserializer) {
+    public <T> void register(@NotNull ValueType<T> type,
+                             @Nullable ValueSerializer<T> serializer,
+                             @Nullable ValueParser<T> deserializer) {
         if (serializer == null && deserializer == null) return;
         ValueAdapter<T> existing = adapterOf(type);
         if (existing != null) {
@@ -82,7 +83,9 @@ public class ValueAdapterRegistry {
 
     @SuppressWarnings("unchecked")
     public <T> @Nullable ValueAdapter<T> adapterOf(@NotNull ValueType<T> type) {
-        ValueAdapter<?> matched = adapters.stream().filter(adapter -> adapter.type().equals(type)).findFirst().orElse(null);
+        ValueAdapter<?> matched = adapters.stream()
+                .filter(adapter -> adapter.type().equals(type))
+                .findFirst().orElse(null);
         if (matched != null) return (ValueAdapter<T>) matched;
 
         // If no adapter found, try to find the adapter for the super type
@@ -99,12 +102,10 @@ public class ValueAdapterRegistry {
         return adapterOf(ValueType.of(type));
     }
 
-    @Contract("_,_,null -> null")
     public <T> T deserialize(@NotNull ConfigurationHolder<?> holder, @NotNull Class<T> type, @Nullable Object source) throws Exception {
         return deserialize(holder, ValueType.of(type), source);
     }
 
-    @Contract("_,_,null -> null")
     public <T> T deserialize(@NotNull ConfigurationHolder<?> holder, @NotNull ValueType<T> type, @Nullable Object source) throws Exception {
         if (source == null) return null; // Null check
         if (type.isInstance(source)) return type.cast(source); // Not required to deserialize
@@ -113,7 +114,7 @@ public class ValueAdapterRegistry {
         return adapter.parse(holder, type, source);
     }
 
-    @Contract("_,null -> null")
+    @Nullable
     public <T> Object serialize(@NotNull ConfigurationHolder<?> holder, @Nullable T value) throws Exception {
         if (value == null) return null; // Null check
         ValueType<T> type = ValueType.of(value);

core/src/main/java/cc/carm/lib/configuration/adapter/ValueParser.java

@@ -2,6 +2,7 @@ package cc.carm.lib.configuration.adapter;
 
 import cc.carm.lib.configuration.source.ConfigurationHolder;
 import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
 
 /**
  * Value deserializer, convert base data to target value.
@@ -11,7 +12,7 @@ import org.jetbrains.annotations.NotNull;
 @FunctionalInterface
 public interface ValueParser<TYPE> {
 
-    TYPE parse(
+    @Nullable TYPE parse(
             @NotNull ConfigurationHolder<?> holder,
             @NotNull ValueType<? super TYPE> type, @NotNull Object data
     ) throws Exception;

core/src/main/java/cc/carm/lib/configuration/adapter/ValueSerializer.java

@@ -2,6 +2,7 @@ package cc.carm.lib.configuration.adapter;
 
 import cc.carm.lib.configuration.source.ConfigurationHolder;
 import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
 
 /**
  * Value serializer, convert target value to base data.
@@ -11,7 +12,7 @@ import org.jetbrains.annotations.NotNull;
 @FunctionalInterface
 public interface ValueSerializer<TYPE> {
 
-    Object serialize(
+    @Nullable Object serialize(
             @NotNull ConfigurationHolder<?> holder,
             @NotNull ValueType<? super TYPE> type, @NotNull TYPE value
     ) throws Exception;

core/src/main/java/cc/carm/lib/configuration/adapter/ValueType.java

@@ -4,7 +4,7 @@ import org.jetbrains.annotations.NotNull;
 
 import java.lang.reflect.ParameterizedType;
 import java.lang.reflect.Type;
-import java.util.Map;
+import java.util.List;
 import java.util.Objects;
 
 /**
@@ -55,10 +55,14 @@ public abstract class ValueType<T> {
         };
     }
 
-    public static <T> ValueType<T> of(final Class<T> clazz) {
+    public static <T> ValueType<T> of(final @NotNull Class<T> clazz) {
         return of((Type) clazz);
     }
 
+    public static <T> ValueType<List<T>> ofList(final @NotNull Class<T> paramType) {
+        return of(List.class, paramType);
+    }
+
     /**
      * Get the generic type of the complex type.
      *
@@ -157,7 +161,7 @@ public abstract class ValueType<T> {
             ParameterizedType pt = (ParameterizedType) type;
             Type raw = pt.getRawType();
             StringBuilder sb = new StringBuilder();
-            sb.append(raw.getTypeName());
+            sb.append(raw.getClass().getName());
             sb.append('<');
             Type[] args = pt.getActualTypeArguments();
             for (int i = 0; i < args.length; i++) {
@@ -166,6 +170,7 @@ public abstract class ValueType<T> {
                 }
                 sb.append(args[i].getTypeName());
             }
+            sb.append('>');
             return sb.toString();
         }
         return type.getTypeName();

core/src/main/java/cc/carm/lib/configuration/adapter/strandard/StandardAdapters.java

@@ -5,6 +5,8 @@ import cc.carm.lib.configuration.adapter.ValueType;
 import cc.carm.lib.configuration.source.section.ConfigureSection;
 import org.jetbrains.annotations.NotNull;
 
+import java.util.UUID;
+
 import static cc.carm.lib.configuration.adapter.strandard.PrimitiveAdapter.*;
 
 public interface StandardAdapters {
@@ -17,6 +19,12 @@ public interface StandardAdapters {
 
     @NotNull ValueAdapter<Enum<?>> ENUMS = PrimitiveAdapter.ofEnum();
 
+    @NotNull ValueAdapter<UUID> UUID = new ValueAdapter<>(
+            ValueType.of(UUID.class),
+            (provider, type, value) -> value.toString(),
+            (provider, type, value) -> java.util.UUID.fromString(value.toString())
+    );
+
     @NotNull ValueAdapter<ConfigureSection> SECTIONS = new ValueAdapter<>(
             ValueType.of(ConfigureSection.class),
             (provider, type, value) -> value,

core/src/main/java/cc/carm/lib/configuration/builder/AbstractConfigBuilder.java

@@ -1,21 +1,26 @@
 package cc.carm.lib.configuration.builder;
 
 import cc.carm.lib.configuration.adapter.ValueType;
+import cc.carm.lib.configuration.function.DataValidator;
+import cc.carm.lib.configuration.function.ValueValidator;
 import cc.carm.lib.configuration.source.ConfigurationHolder;
 import cc.carm.lib.configuration.source.meta.ConfigurationMetaHolder;
 import cc.carm.lib.configuration.source.meta.ConfigurationMetadata;
 import cc.carm.lib.configuration.value.ConfigValue;
 import cc.carm.lib.configuration.value.ValueManifest;
 import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.NotNullByDefault;
 import org.jetbrains.annotations.Nullable;
 
 import java.util.function.BiConsumer;
 import java.util.function.Consumer;
+import java.util.function.Predicate;
 import java.util.function.Supplier;
 
+@NotNullByDefault
 public abstract class AbstractConfigBuilder<
-        TYPE, RESULT extends ConfigValue<TYPE>, HOLDER extends ConfigurationHolder<?>,
+        TYPE, UNIT, RESULT extends ConfigValue<TYPE, UNIT>, HOLDER extends ConfigurationHolder<?>,
-        SELF extends AbstractConfigBuilder<TYPE, RESULT, HOLDER, SELF>
+        SELF extends AbstractConfigBuilder<TYPE, UNIT, RESULT, HOLDER, SELF>
         > {
 
     protected final Class<? super HOLDER> providerClass;
@@ -24,6 +29,7 @@ public abstract class AbstractConfigBuilder<
     protected @Nullable HOLDER holder;
     protected @Nullable String path;
 
+    protected @NotNull ValueValidator<UNIT> valueValidator = ValueValidator.none();
     protected @NotNull Supplier<@Nullable TYPE> defaultValueSupplier = () -> null;
     protected @NotNull BiConsumer<ConfigurationHolder<?>, String> initializer = (h, p) -> {
     };
@@ -37,54 +43,121 @@ public abstract class AbstractConfigBuilder<
         return type;
     }
 
-    protected abstract @NotNull SELF self();
+    protected abstract SELF self();
 
     public abstract @NotNull RESULT build();
 
-    public @NotNull SELF holder(@Nullable HOLDER holder) {
+    public SELF holder(@Nullable HOLDER holder) {
         this.holder = holder;
         return self();
     }
 
-    public @NotNull SELF path(@Nullable String path) {
+    public SELF path(@Nullable String path) {
         this.path = path;
         return self();
     }
 
-    public @NotNull SELF initializer(@NotNull BiConsumer<ConfigurationHolder<?>, String> initializer) {
+    /**
+     * Set the {@link ValueValidator} for the value.
+     *
+     * @param validator The validator to set.
+     * @return this builder
+     */
+    public SELF validator(@NotNull ValueValidator<UNIT> validator) {
+        this.valueValidator = validator;
+        return self();
+    }
+
+    /**
+     * Set the {@link DataValidator} for the value.
+     *
+     * @param validator The validator to set.
+     * @return this builder
+     */
+    public SELF validator(@NotNull DataValidator<? super UNIT> validator) {
+        return validator((h, value) -> validator.validate(value));
+    }
+
+    /**
+     * Validate the value with the specified condition.
+     *
+     * @param validator The validator to append.
+     * @return this builder
+     */
+    public SELF validate(@NotNull ValueValidator<? super UNIT> validator) {
+        return validator(this.valueValidator.and(validator));
+    }
+
+    /**
+     * Validate the value with the specified condition.
+     *
+     * @param validator The validator to append.
+     * @return this builder
+     */
+    public SELF validate(@NotNull DataValidator<? super UNIT> validator) {
+        return validate((h, value) -> validator.validate(value));
+    }
+
+    /**
+     * Validate the value with the specified condition.
+     *
+     * @param condition The condition to check, if the condition is false, an exception will be thrown.
+     * @param exception The exception to throw if the condition is false.
+     * @return this builder
+     */
+    public SELF validate(@NotNull Predicate<? super UNIT> condition, @NotNull Exception exception) {
+        return validate((h, value) -> {
+            if (!condition.test(value)) throw exception;
+        });
+    }
+
+    /**
+     * Validate the value with the specified condition.
+     *
+     * @param condition The condition to check, if the condition is false, an exception will be thrown.
+     * @param msg       The message to throw if the condition is false.
+     * @return this builder
+     */
+    public SELF validate(@NotNull Predicate<? super UNIT> condition, @NotNull String msg) {
+        return validate((h, value) -> {
+            if (!condition.test(value)) throw new IllegalArgumentException(msg);
+        });
+    }
+
+    public SELF initializer(@NotNull BiConsumer<ConfigurationHolder<?>, String> initializer) {
         this.initializer = initializer;
         return self();
     }
 
-    public @NotNull SELF append(@NotNull BiConsumer<ConfigurationHolder<?>, String> initializer) {
+    public SELF append(@NotNull BiConsumer<ConfigurationHolder<?>, String> initializer) {
         return initializer(initializer.andThen(initializer));
     }
 
-    public @NotNull SELF append(@NotNull Consumer<ConfigurationHolder<?>> initializer) {
+    public SELF append(@NotNull Consumer<ConfigurationHolder<?>> initializer) {
         return append((provider, valuePath) -> initializer.accept(provider));
     }
 
-    public @NotNull SELF defaults(@Nullable TYPE defaultValue) {
+    public SELF defaults(@Nullable TYPE defaultValue) {
         return defaults(() -> defaultValue);
     }
 
-    public @NotNull SELF defaults(@NotNull Supplier<@Nullable TYPE> supplier) {
+    public SELF defaults(@NotNull Supplier<@Nullable TYPE> supplier) {
         this.defaultValueSupplier = supplier;
         return self();
     }
 
-    public <M> @NotNull SELF meta(@NotNull Consumer<@NotNull ConfigurationMetaHolder> metaConsumer) {
+    public SELF meta(@NotNull Consumer<@NotNull ConfigurationMetaHolder> metaConsumer) {
         return append((h, p) -> metaConsumer.accept(h.metadata(p)));
     }
 
-    public <M> @NotNull SELF meta(@NotNull ConfigurationMetadata<M> type, @Nullable M value) {
+    public <M> SELF meta(@NotNull ConfigurationMetadata<M> type, @Nullable M value) {
         return meta(h -> h.set(type, value));
     }
 
-    protected @NotNull ValueManifest<TYPE> buildManifest() {
+    protected @NotNull ValueManifest<TYPE, UNIT> buildManifest() {
         return new ValueManifest<>(
-                type(), this.defaultValueSupplier, this.initializer,
+                type(), this.defaultValueSupplier, this.valueValidator,
-                this.holder, this.path
+                this.initializer, this.holder, this.path
         );
     }
 

core/src/main/java/cc/carm/lib/configuration/builder/CommonConfigBuilder.java

@@ -4,8 +4,11 @@ import cc.carm.lib.configuration.adapter.ValueType;
 import cc.carm.lib.configuration.source.ConfigurationHolder;
 import cc.carm.lib.configuration.value.ConfigValue;
 
-public abstract class CommonConfigBuilder<TYPE, RESULT extends ConfigValue<TYPE>, SELF extends CommonConfigBuilder<TYPE, RESULT, SELF>>
+public abstract class CommonConfigBuilder<
-        extends AbstractConfigBuilder<TYPE, RESULT, ConfigurationHolder<?>, SELF> {
+        TYPE, UNIT,
+        RESULT extends ConfigValue<TYPE, UNIT>,
+        SELF extends CommonConfigBuilder<TYPE, UNIT, RESULT, SELF>
+        > extends AbstractConfigBuilder<TYPE, UNIT, RESULT, ConfigurationHolder<?>, SELF> {
 
     protected CommonConfigBuilder(ValueType<TYPE> type) {
         super(ConfigurationHolder.class, type);

core/src/main/java/cc/carm/lib/configuration/builder/impl/AbstractSectionBuilder.java

@@ -4,7 +4,7 @@ import cc.carm.lib.configuration.adapter.ValueAdapter;
 import cc.carm.lib.configuration.adapter.ValueType;
 import cc.carm.lib.configuration.builder.CommonConfigBuilder;
 import cc.carm.lib.configuration.function.DataFunction;
-import cc.carm.lib.configuration.function.ValueConsumer;
+import cc.carm.lib.configuration.function.ValueComposer;
 import cc.carm.lib.configuration.function.ValueHandler;
 import cc.carm.lib.configuration.source.section.ConfigureSection;
 import cc.carm.lib.configuration.value.ConfigValue;
@@ -14,47 +14,45 @@ import java.util.LinkedHashMap;
 import java.util.Map;
 
 public abstract class AbstractSectionBuilder<
-        TYPE, PARAM,
+        TYPE, UNIT,
-        RESULT extends ConfigValue<TYPE>,
+        RESULT extends ConfigValue<TYPE, UNIT>,
-        SELF extends AbstractSectionBuilder<TYPE, PARAM, RESULT, SELF>
+        SELF extends AbstractSectionBuilder<TYPE, UNIT, RESULT, SELF>
-        > extends CommonConfigBuilder<TYPE, RESULT, SELF> {
+        > extends CommonConfigBuilder<TYPE, UNIT, RESULT, SELF> {
 
 
-    protected final @NotNull ValueType<PARAM> paramType;
+    protected final @NotNull ValueType<UNIT> paramType;
 
-    protected @NotNull ValueHandler<ConfigureSection, PARAM> parser;
+    protected @NotNull ValueHandler<ConfigureSection, UNIT> parser;
-    protected @NotNull ValueHandler<PARAM, ? extends Map<String, Object>> serializer;
+    protected @NotNull ValueHandler<UNIT, ? extends Map<String, Object>> serializer;
 
-    protected AbstractSectionBuilder(@NotNull ValueType<TYPE> type, @NotNull ValueType<PARAM> paramType,
+    protected AbstractSectionBuilder(@NotNull ValueType<TYPE> type, @NotNull ValueType<UNIT> paramType,
-                                     @NotNull ValueHandler<ConfigureSection, PARAM> parser,
+                                     @NotNull ValueHandler<ConfigureSection, UNIT> parser,
-                                     @NotNull ValueHandler<PARAM, ? extends Map<String, Object>> serializer) {
+                                     @NotNull ValueHandler<UNIT, ? extends Map<String, Object>> serializer) {
         super(type);
         this.paramType = paramType;
         this.parser = parser;
         this.serializer = serializer;
     }
 
-    public @NotNull SELF parse(@NotNull DataFunction<ConfigureSection, PARAM> valueParser) {
+    public @NotNull SELF parse(@NotNull DataFunction<ConfigureSection, UNIT> valueParser) {
         return parse((p, section) -> valueParser.handle(section));
     }
 
-    public @NotNull SELF parse(@NotNull ValueHandler<ConfigureSection, PARAM> valueParser) {
+    public @NotNull SELF parse(@NotNull ValueHandler<ConfigureSection, UNIT> valueParser) {
         this.parser = valueParser;
         return self();
     }
 
-    public @NotNull SELF serialize(@NotNull ValueHandler<PARAM, ? extends Map<String, Object>> serializer) {
+    public @NotNull SELF serialize(@NotNull ValueHandler<UNIT, ? extends Map<String, Object>> serializer) {
         this.serializer = serializer;
         return self();
     }
 
-    public @NotNull SELF serialize(@NotNull DataFunction<PARAM, ? extends Map<String, Object>> serializer) {
+    public @NotNull SELF serialize(@NotNull DataFunction<UNIT, ? extends Map<String, Object>> serializer) {
-        return serialize((p, value) -> {
+        return serialize((p, value) -> serializer.handle(value));
-            return serializer.handle(value);
-        });
     }
 
-    public @NotNull SELF serialize(@NotNull ValueConsumer<Map<String, Object>, PARAM> serializer) {
+    public @NotNull SELF serialize(@NotNull ValueComposer<Map<String, Object>, UNIT> serializer) {
         return serialize((h, value) -> {
             Map<String, Object> map = new LinkedHashMap<>();
             serializer.accept(h, map, value);
@@ -62,7 +60,7 @@ public abstract class AbstractSectionBuilder<
         });
     }
 
-    protected ValueAdapter<PARAM> buildAdapter() {
+    protected ValueAdapter<UNIT> buildAdapter() {
         return new ValueAdapter<>(this.paramType)
                 .parser((p, type, data) -> {
                     ConfigureSection section = p.deserialize(ConfigureSection.class, data);

core/src/main/java/cc/carm/lib/configuration/builder/impl/AbstractSourceBuilder.java

@@ -9,19 +9,19 @@ import cc.carm.lib.configuration.value.ConfigValue;
 import org.jetbrains.annotations.NotNull;
 
 public abstract class AbstractSourceBuilder<
-        V, SOURCE, PARAM, RESULT extends ConfigValue<V>,
+        V, SOURCE, UNIT, RESULT extends ConfigValue<V, UNIT>,
-        SELF extends AbstractSourceBuilder<V, SOURCE, PARAM, RESULT, SELF>
+        SELF extends AbstractSourceBuilder<V, SOURCE, UNIT, RESULT, SELF>
-        > extends CommonConfigBuilder<V, RESULT, SELF> {
+        > extends CommonConfigBuilder<V, UNIT, RESULT, SELF> {
 
     protected final @NotNull ValueType<SOURCE> sourceType;
-    protected final @NotNull ValueType<PARAM> paramType;
+    protected final @NotNull ValueType<UNIT> paramType;
-    protected @NotNull ValueHandler<SOURCE, PARAM> valueParser;
+    protected @NotNull ValueHandler<SOURCE, UNIT> valueParser;
-    protected @NotNull ValueHandler<PARAM, SOURCE> valueSerializer;
+    protected @NotNull ValueHandler<UNIT, SOURCE> valueSerializer;
 
     protected AbstractSourceBuilder(@NotNull ValueType<V> type,
-                                    @NotNull ValueType<SOURCE> sourceType, @NotNull ValueType<PARAM> paramType,
+                                    @NotNull ValueType<SOURCE> sourceType, @NotNull ValueType<UNIT> paramType,
-                                    @NotNull ValueHandler<SOURCE, PARAM> parser,
+                                    @NotNull ValueHandler<SOURCE, UNIT> parser,
-                                    @NotNull ValueHandler<PARAM, SOURCE> serializer) {
+                                    @NotNull ValueHandler<UNIT, SOURCE> serializer) {
         super(type);
         this.sourceType = sourceType;
         this.paramType = paramType;
@@ -29,25 +29,25 @@ public abstract class AbstractSourceBuilder<
         this.valueSerializer = serializer;
     }
 
-    public @NotNull SELF parse(@NotNull DataFunction<SOURCE, PARAM> parser) {
+    public @NotNull SELF parse(@NotNull DataFunction<SOURCE, UNIT> parser) {
         return parse((p, source) -> parser.handle(source));
     }
 
-    public @NotNull SELF parse(@NotNull ValueHandler<SOURCE, PARAM> parser) {
+    public @NotNull SELF parse(@NotNull ValueHandler<SOURCE, UNIT> parser) {
         this.valueParser = parser;
         return self();
     }
 
-    public @NotNull SELF serialize(@NotNull ValueHandler<PARAM, SOURCE> serializer) {
+    public @NotNull SELF serialize(@NotNull ValueHandler<UNIT, SOURCE> serializer) {
         this.valueSerializer = serializer;
         return self();
     }
 
-    public @NotNull SELF serialize(@NotNull DataFunction<PARAM, SOURCE> serializer) {
+    public @NotNull SELF serialize(@NotNull DataFunction<UNIT, SOURCE> serializer) {
         return serialize((p, value) -> serializer.handle(value));
     }
 
-    protected ValueAdapter<PARAM> buildAdapter() {
+    protected ValueAdapter<UNIT> buildAdapter() {
         return new ValueAdapter<>(this.paramType)
                 .parser((holder, type, data) -> {
                     SOURCE source = holder.deserialize(this.sourceType, data);

core/src/main/java/cc/carm/lib/configuration/builder/list/SectionListBuilder.java

@@ -8,9 +8,11 @@ import cc.carm.lib.configuration.value.standard.ConfiguredList;
 import org.jetbrains.annotations.NotNull;
 
 import java.util.*;
+import java.util.function.Consumer;
 import java.util.function.Supplier;
 
-public class SectionListBuilder<V> extends AbstractSectionBuilder<List<V>, V, ConfiguredList<V>, SectionListBuilder<V>> {
+public class SectionListBuilder<V>
+        extends AbstractSectionBuilder<List<V>, V, ConfiguredList<V>, SectionListBuilder<V>> {
 
     protected @NotNull Supplier<? extends List<V>> constructor;
 
@@ -32,6 +34,14 @@ public class SectionListBuilder<V> extends AbstractSectionBuilder<List<V>, V, Co
         return defaults(new ArrayList<>(values));
     }
 
+    public final @NotNull SectionListBuilder<V> defaults(@NotNull Consumer<List<V>> constructor) {
+        return defaults(() -> {
+            List<V> list = new ArrayList<>();
+            constructor.accept(list);
+            return list;
+        });
+    }
+
     public SectionListBuilder<V> constructor(@NotNull Supplier<? extends List<V>> constructor) {
         this.constructor = constructor;
         return this;

core/src/main/java/cc/carm/lib/configuration/builder/list/SourceListBuilder.java

@@ -10,6 +10,7 @@ import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collection;
 import java.util.List;
+import java.util.function.Consumer;
 import java.util.function.Supplier;
 
 public class SourceListBuilder<SOURCE, V>
@@ -34,6 +35,23 @@ public class SourceListBuilder<SOURCE, V>
         return defaults(new ArrayList<>(values));
     }
 
+    public final @NotNull SourceListBuilder<SOURCE, V> defaults(@NotNull Consumer<List<V>> constructor) {
+        return defaults(() -> {
+            List<V> list = new ArrayList<>();
+            constructor.accept(list);
+            return list;
+        });
+    }
+
+    public SourceListBuilder<SOURCE, V> constructor(@NotNull Supplier<? extends List<V>> constructor) {
+        this.constructor = constructor;
+        return this;
+    }
+
+    public <LIST extends List<V>> SourceListBuilder<SOURCE, V> construct(@NotNull LIST list) {
+        return constructor(() -> list);
+    }
+
     @Override
     protected @NotNull SourceListBuilder<SOURCE, V> self() {
         return this;

core/src/main/java/cc/carm/lib/configuration/builder/map/ConfigMapCreator.java

@@ -3,10 +3,7 @@ package cc.carm.lib.configuration.builder.map;
 import cc.carm.lib.configuration.adapter.ValueType;
 import org.jetbrains.annotations.NotNull;
 
-import java.util.HashMap;
+import java.util.*;
-import java.util.LinkedHashMap;
-import java.util.Map;
-import java.util.TreeMap;
 import java.util.function.Supplier;
 
 public class ConfigMapCreator<K, V> {
@@ -45,4 +42,8 @@ public class ConfigMapCreator<K, V> {
         return constructor(TreeMap::new);
     }
 
+    public @NotNull ConfigMapBuilder<TreeMap<K, V>, K, V> asTreeMap(@NotNull Comparator<? super K> comparator) {
+        return constructor(() -> new TreeMap<>(comparator));
+    }
+
 }

core/src/main/java/cc/carm/lib/configuration/builder/map/SectionMapBuilder.java

@@ -14,10 +14,7 @@ import java.util.function.Consumer;
 import java.util.function.Supplier;
 
 public class SectionMapBuilder<MAP extends Map<K, V>, K, V>
-        extends AbstractSectionBuilder<
+        extends AbstractSectionBuilder<Map<K, V>, V, ConfiguredMap<K, V>, SectionMapBuilder<MAP, K, V>> {
-        Map<K, V>, V, ConfiguredMap<K, V>,
-        SectionMapBuilder<MAP, K, V>
-        > {
 
     protected final @NotNull ValueType<K> keyType;
 
@@ -75,6 +72,10 @@ public class SectionMapBuilder<MAP extends Map<K, V>, K, V>
         });
     }
 
+    public @NotNull SectionMapBuilder<MAP, K, V> defaults(@NotNull K key, @NotNull V value) {
+        return defaults(map -> map.put(key, value));
+    }
+
     public @NotNull ValueAdapter<K> buildKeyAdapter() {
         return new ValueAdapter<>(this.keyType)
                 .parser((holder, type, data) -> {

core/src/main/java/cc/carm/lib/configuration/builder/map/SourceMapBuilder.java

@@ -13,10 +13,7 @@ import java.util.function.Consumer;
 import java.util.function.Supplier;
 
 public class SourceMapBuilder<MAP extends Map<K, V>, SOURCE, K, V>
-        extends AbstractSourceBuilder<
+        extends AbstractSourceBuilder<Map<K, V>, SOURCE, V, ConfiguredMap<K, V>, SourceMapBuilder<MAP, SOURCE, K, V>> {
-        Map<K, V>, SOURCE, V, ConfiguredMap<K, V>,
-        SourceMapBuilder<MAP, SOURCE, K, V>
-        > {
 
     protected final @NotNull ValueType<K> keyType;
 
@@ -53,6 +50,10 @@ public class SourceMapBuilder<MAP extends Map<K, V>, SOURCE, K, V>
         });
     }
 
+    public @NotNull SourceMapBuilder<MAP, SOURCE, K, V> defaults(@NotNull K key, @NotNull V value) {
+        return defaults(map -> map.put(key, value));
+    }
+
     public @NotNull SourceMapBuilder<MAP, SOURCE, K, V> parseKey(@NotNull DataFunction<String, K> keyParser) {
         return parseKey((holder, data) -> keyParser.handle(data));
     }

core/src/main/java/cc/carm/lib/configuration/builder/value/ConfigValueBuilder.java

@@ -1,7 +1,6 @@
 package cc.carm.lib.configuration.builder.value;
 
 import cc.carm.lib.configuration.adapter.ValueType;
-import cc.carm.lib.configuration.builder.impl.AbstractSectionBuilder;
 import cc.carm.lib.configuration.function.ValueHandler;
 import cc.carm.lib.configuration.source.section.ConfigureSection;
 import org.jetbrains.annotations.NotNull;

core/src/main/java/cc/carm/lib/configuration/builder/value/SourceValueBuilder.java

@@ -6,7 +6,8 @@ import cc.carm.lib.configuration.function.ValueHandler;
 import cc.carm.lib.configuration.value.standard.ConfiguredValue;
 import org.jetbrains.annotations.NotNull;
 
-public class SourceValueBuilder<S, V> extends AbstractSourceBuilder<V, S, V, ConfiguredValue<V>, SourceValueBuilder<S, V>> {
+public class SourceValueBuilder<S, V>
+        extends AbstractSourceBuilder<V, S, V, ConfiguredValue<V>, SourceValueBuilder<S, V>> {
 
 
     public SourceValueBuilder(@NotNull ValueType<S> sourceType, @NotNull ValueType<V> valueType,

core/src/main/java/cc/carm/lib/configuration/function/ConfigExceptionHandler.java

@@ -0,0 +1,22 @@
+package cc.carm.lib.configuration.function;
+
+import org.jetbrains.annotations.NotNull;
+
+@FunctionalInterface
+public interface ConfigExceptionHandler {
+
+    void handle(@NotNull String path, @NotNull Throwable throwable);
+
+    static @NotNull ConfigExceptionHandler silence() {
+        return (path, throwable) -> {
+        };
+    }
+
+    static @NotNull ConfigExceptionHandler print() {
+        return (path, throwable) -> {
+            System.err.println("Error occurred at path: " + path);
+            throwable.printStackTrace();
+        };
+    }
+
+}

core/src/main/java/cc/carm/lib/configuration/function/DataValidator.java

@@ -0,0 +1,17 @@
+package cc.carm.lib.configuration.function;
+
+import org.jetbrains.annotations.Nullable;
+
+@FunctionalInterface
+public interface DataValidator<T> {
+
+    void validate(@Nullable T value) throws Exception;
+
+    default DataValidator<T> compose(DataValidator<? super T> other) {
+        return value -> {
+            validate(value);
+            other.validate(value);
+        };
+    }
+
+}

core/src/main/java/cc/carm/lib/configuration/function/ValueComposer.java

@@ -0,0 +1,29 @@
+package cc.carm.lib.configuration.function;
+
+
+import cc.carm.lib.configuration.source.ConfigurationHolder;
+import org.jetbrains.annotations.NotNull;
+
+@FunctionalInterface
+public interface ValueComposer<T, U> {
+
+    /**
+     * Accept the value and the data, and then compose the value.
+     *
+     * @param holder The configuration holder
+     * @param type   The value type, e.g. {@link java.util.List}, {@link java.util.Map}, etc.
+     * @param data   The unit data
+     * @throws Exception If an error occurs
+     */
+    void accept(@NotNull ConfigurationHolder<?> holder, @NotNull T type, @NotNull U data) throws Exception;
+
+    default ValueComposer<T, U> andThen(ValueComposer<? super T, ? super U> after) {
+        return (holder, unit, data) -> {
+            accept(holder, unit, data);
+            after.accept(holder, unit, data);
+        };
+    }
+
+}
+
+

core/src/main/java/cc/carm/lib/configuration/function/ValueConsumer.java

@@ -1,21 +0,0 @@
-package cc.carm.lib.configuration.function;
-
-
-import cc.carm.lib.configuration.source.ConfigurationHolder;
-import org.jetbrains.annotations.NotNull;
-
-@FunctionalInterface
-public interface ValueConsumer<U, T> {
-
-    void accept(@NotNull ConfigurationHolder<?> holder, @NotNull U unit, @NotNull T data) throws Exception;
-
-    default ValueConsumer<U, T> andThen(ValueConsumer<? super U, ? super T> after) {
-        return (holder, unit, data) -> {
-            accept(holder, unit, data);
-            after.accept(holder, unit, data);
-        };
-    }
-
-}
-
-

core/src/main/java/cc/carm/lib/configuration/function/ValueValidator.java

@@ -0,0 +1,47 @@
+package cc.carm.lib.configuration.function;
+
+import cc.carm.lib.configuration.source.ConfigurationHolder;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+@FunctionalInterface
+public interface ValueValidator<T> {
+
+    void validate(@NotNull ConfigurationHolder<?> holder, @Nullable T value) throws Exception;
+
+    default ValueValidator<T> and(ValueValidator<? super T> other) {
+        return (holder, value) -> {
+            validate(holder, value);
+            other.validate(holder, value);
+        };
+    }
+
+    static <V> ValueValidator<V> none() {
+        return (holder, data) -> {
+        };
+    }
+
+    static <V> ValueValidator<V> nonnull() {
+        return nonnull("Value cannot be null");
+    }
+
+    static <V> ValueValidator<V> nonnull(String message) {
+        return (holder, data) -> {
+            if (data == null) throw new IllegalArgumentException(message);
+        };
+    }
+
+    static <V extends Number> ValueValidator<V> range(V min, V max) {
+        return range(min, max, "Value must be in range [" + min + ", " + max + "]");
+    }
+
+    static <V extends Number> ValueValidator<V> range(V min, V max, String message) {
+        return (holder, data) -> {
+            if (data.doubleValue() < min.doubleValue() || data.doubleValue() > max.doubleValue()) {
+                throw new IllegalArgumentException(message);
+            }
+        };
+    }
+
+
+}

core/src/main/java/cc/carm/lib/configuration/source/ConfigurationFactory.java

@@ -2,7 +2,9 @@ package cc.carm.lib.configuration.source;
 
 import cc.carm.lib.configuration.adapter.*;
 import cc.carm.lib.configuration.adapter.strandard.StandardAdapters;
+import cc.carm.lib.configuration.function.ConfigExceptionHandler;
 import cc.carm.lib.configuration.function.DataFunction;
+import cc.carm.lib.configuration.function.ValueValidator;
 import cc.carm.lib.configuration.source.loader.ConfigurationInitializer;
 import cc.carm.lib.configuration.source.loader.PathGenerator;
 import cc.carm.lib.configuration.source.meta.ConfigurationMetaHolder;
@@ -20,21 +22,30 @@ import java.util.function.Consumer;
 import java.util.function.Function;
 import java.util.function.Supplier;
 
+/**
+ * ConfigurationFactory, used to create configuration holder.
+ *
+ * @param <SOURCE> The {@link ConfigureSource} type
+ * @param <HOLDER> The {@link ConfigurationHolder} type.
+ * @param <SELF>   Self builder, for further implement support.
+ */
 public abstract class ConfigurationFactory<
         SOURCE extends ConfigureSource<?, ?, SOURCE>,
         HOLDER extends ConfigurationHolder<SOURCE>,
         SELF
         > {
 
-    protected ValueAdapterRegistry adapters = new ValueAdapterRegistry();
+    protected @NotNull ValueAdapterRegistry adapters = new ValueAdapterRegistry();
-    protected ConfigurationOptionHolder options = new ConfigurationOptionHolder();
+    protected @NotNull ConfigurationOptionHolder options = new ConfigurationOptionHolder();
     protected @NotNull Map<String, ConfigurationMetaHolder> metadata = new HashMap<>();
-    protected ConfigurationInitializer initializer = new ConfigurationInitializer();
+    protected @NotNull ConfigurationInitializer initializer = new ConfigurationInitializer();
+    protected @NotNull ConfigExceptionHandler exceptionHandler = ConfigExceptionHandler.print();
 
-    public ConfigurationFactory() {
+    protected ConfigurationFactory() {
         this.adapters.register(StandardAdapters.PRIMITIVES);
         this.adapters.register(StandardAdapters.SECTIONS);
         this.adapters.register(StandardAdapters.ENUMS);
+        this.adapters.register(StandardAdapters.UUID);
     }
 
     protected abstract SELF self();
@@ -139,18 +150,55 @@ public abstract class ConfigurationFactory<
         return self();
     }
 
-    public SELF pathGenerator(PathGenerator generator) {
+    public SELF exceptionally(@NotNull ConfigExceptionHandler handler) {
-        return initializer(loader -> {
+        this.exceptionHandler = handler;
-            loader.pathGenerator(generator);
+        return self();
-        });
     }
 
+    /**
+     * Supply the base path generator for this configuration holder
+     *
+     * @param generator {@link  PathGenerator}
+     * @return this
+     */
+    public SELF pathGenerator(PathGenerator generator) {
+        return initializer(loader -> loader.pathGenerator(generator));
+    }
+
+    /**
+     * Register a new annotation for metadata to the configuration loader
+     *
+     * @param annotation The {@link Annotation}
+     * @param metadata   The {@link ConfigurationMetadata} type
+     * @param extractor  The {@link Function} to extract the metadata from the annotation
+     * @param <M>        The metadata type
+     * @param <A>        The annotation type
+     * @return this
+     */
     public <M, A extends Annotation> SELF metaAnnotation(@NotNull Class<A> annotation,
                                                          @NotNull ConfigurationMetadata<M> metadata,
                                                          @NotNull Function<A, M> extractor) {
         return initializer(loader -> loader.registerAnnotation(annotation, metadata, extractor));
     }
 
+    /**
+     * Register a new annotation for {@link ValueValidator} to the configuration loader
+     *
+     * @param annotation The {@link Annotation}
+     * @param builder    The {@link Function} to build the {@link ValueValidator} from the annotation
+     * @param <A>        The annotation type
+     * @return this
+     */
+    public <A extends Annotation> SELF validAnnotation(@NotNull Class<A> annotation,
+                                                       @NotNull Function<A, ValueValidator<Object>> builder) {
+        return initializer(loader -> loader.registerValidAnnotation(annotation, builder));
+    }
+
+    /**
+     * Build the configuration holder.
+     *
+     * @return The configuration holder
+     */
     public abstract @NotNull HOLDER build();
 
 }

core/src/main/java/cc/carm/lib/configuration/source/ConfigurationHolder.java

@@ -3,13 +3,16 @@ package cc.carm.lib.configuration.source;
 import cc.carm.lib.configuration.Configuration;
 import cc.carm.lib.configuration.adapter.ValueAdapterRegistry;
 import cc.carm.lib.configuration.adapter.ValueType;
+import cc.carm.lib.configuration.function.ConfigExceptionHandler;
 import cc.carm.lib.configuration.source.loader.ConfigurationInitializer;
 import cc.carm.lib.configuration.source.meta.ConfigurationMetaHolder;
 import cc.carm.lib.configuration.source.meta.ConfigurationMetadata;
+import cc.carm.lib.configuration.source.meta.StandardMeta;
+import cc.carm.lib.configuration.source.option.ConfigurationOption;
 import cc.carm.lib.configuration.source.option.ConfigurationOptionHolder;
 import cc.carm.lib.configuration.source.section.ConfigureSource;
+import cc.carm.lib.configuration.value.ConfigValue;
 import cc.carm.lib.configuration.value.ValueManifest;
-import org.jetbrains.annotations.Contract;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 import org.jetbrains.annotations.UnmodifiableView;
@@ -17,6 +20,8 @@ import org.jetbrains.annotations.UnmodifiableView;
 import java.util.Collections;
 import java.util.LinkedHashMap;
 import java.util.Map;
+import java.util.Objects;
+import java.util.function.Predicate;
 
 public abstract class ConfigurationHolder<SOURCE extends ConfigureSource<?, ?, SOURCE>> {
 
@@ -26,14 +31,25 @@ public abstract class ConfigurationHolder<SOURCE extends ConfigureSource<?, ?, S
 
     protected final @NotNull ConfigurationInitializer initializer;
 
+    protected @NotNull ConfigExceptionHandler exceptionHandler;
+
     public ConfigurationHolder(@NotNull ValueAdapterRegistry adapters,
                                @NotNull ConfigurationOptionHolder options,
                                @NotNull Map<String, ConfigurationMetaHolder> metadata,
                                @NotNull ConfigurationInitializer initializer) {
+        this(adapters, options, metadata, initializer, ConfigExceptionHandler.print());
+    }
+
+    public ConfigurationHolder(@NotNull ValueAdapterRegistry adapters,
+                               @NotNull ConfigurationOptionHolder options,
+                               @NotNull Map<String, ConfigurationMetaHolder> metadata,
+                               @NotNull ConfigurationInitializer initializer,
+                               @NotNull ConfigExceptionHandler exceptionHandler) {
         this.initializer = initializer;
         this.adapters = adapters;
         this.options = options;
         this.metadata = metadata;
+        this.exceptionHandler = exceptionHandler;
     }
 
     public abstract @NotNull SOURCE config();
@@ -50,6 +66,10 @@ public abstract class ConfigurationHolder<SOURCE extends ConfigureSource<?, ?, S
         return options;
     }
 
+    public <O> @NotNull O option(@NotNull ConfigurationOption<O> option) {
+        return options().get(option);
+    }
+
     public @NotNull Map<String, ConfigurationMetaHolder> metadata() {
         return this.metadata;
     }
@@ -61,14 +81,26 @@ public abstract class ConfigurationHolder<SOURCE extends ConfigureSource<?, ?, S
     @NotNull
     @UnmodifiableView
     public <M> Map<String, M> extractMetadata(@NotNull ConfigurationMetadata<M> type) {
+        return extractMetadata(type, Objects::nonNull);
+    }
+
+    @NotNull
+    @UnmodifiableView
+    public <M> Map<String, M> extractMetadata(@NotNull ConfigurationMetadata<M> type, @NotNull Predicate<@Nullable M> filter) {
         Map<String, M> metas = new LinkedHashMap<>();
         for (Map.Entry<String, ConfigurationMetaHolder> entry : this.metadata.entrySet()) {
             M data = entry.getValue().get(type);
-            if (data != null) metas.put(entry.getKey(), data);
+            if (filter.test(data)) metas.put(entry.getKey(), data);
         }
         return Collections.unmodifiableMap(metas);
     }
 
+    @NotNull
+    @UnmodifiableView
+    public Map<String, ConfigValue<?, ?>> registeredValues() {
+        return extractMetadata(StandardMeta.VALUE);
+    }
+
     public ValueAdapterRegistry adapters() {
         return this.adapters;
     }
@@ -77,17 +109,17 @@ public abstract class ConfigurationHolder<SOURCE extends ConfigureSource<?, ?, S
         return initializer;
     }
 
-    @Contract("_,null -> null")
+    @Nullable
     public <T> T deserialize(@NotNull Class<T> type, @Nullable Object source) throws Exception {
         return adapters().deserialize(this, type, source);
     }
 
-    @Contract("_,null -> null")
+    @Nullable
     public <T> T deserialize(@NotNull ValueType<T> type, @Nullable Object source) throws Exception {
         return adapters().deserialize(this, type, source);
     }
 
-    @Contract("null -> null")
+    @Nullable
     public <T> Object serialize(@Nullable T value) throws Exception {
         return adapters().serialize(this, value);
     }
@@ -96,7 +128,7 @@ public abstract class ConfigurationHolder<SOURCE extends ConfigureSource<?, ?, S
         try {
             initializer.initialize(this, configClass);
         } catch (Exception e) {
-            e.printStackTrace();
+            throwing(configClass.getName(), e);
         }
     }
 
@@ -104,12 +136,20 @@ public abstract class ConfigurationHolder<SOURCE extends ConfigureSource<?, ?, S
         try {
             initializer.initialize(this, config);
         } catch (Exception e) {
-            e.printStackTrace();
+            throwing(config.getClass().getName(), e);
         }
     }
 
-    public void initialize(@NotNull ValueManifest<?> value) {
+    public void initialize(@NotNull ValueManifest<?, ?> value) {
         value.holder(this);
     }
 
+    public void throwing(@NotNull String path, @NotNull Throwable e) {
+        this.exceptionHandler.handle(path, e);
+    }
+
+    public void exceptionally(@NotNull ConfigExceptionHandler handler) {
+        this.exceptionHandler = handler;
+    }
+
 }

core/src/main/java/cc/carm/lib/configuration/source/loader/ConfigInitializeHandler.java

@@ -5,26 +5,27 @@ import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
 @FunctionalInterface
-public interface ConfigInitializeHandler<T> {
+public interface ConfigInitializeHandler<T, V> {
 
-    static <T> ConfigInitializeHandler<T> start() {
+    static <T, V> ConfigInitializeHandler<T, V> start() {
-        return (provider, path, value) -> {
+        return (provider, path, value, instance) -> {
         };
     }
 
-    void whenInitialize(@NotNull ConfigurationHolder<?> holder, @Nullable String path, @NotNull T value) throws Exception;
+    void whenInitialize(@NotNull ConfigurationHolder<?> holder, @Nullable String path,
+                        @NotNull T value, @Nullable V instance) throws Exception;
 
-    default ConfigInitializeHandler<T> andThen(ConfigInitializeHandler<T> after) {
+    default ConfigInitializeHandler<T, V> andThen(ConfigInitializeHandler<T, V> after) {
-        return (provider, path, value) -> {
+        return (provider, path, value, instance) -> {
-            whenInitialize(provider, path, value);
+            whenInitialize(provider, path, value, instance);
-            after.whenInitialize(provider, path, value);
+            after.whenInitialize(provider, path, value, instance);
         };
     }
 
-    default ConfigInitializeHandler<T> compose(ConfigInitializeHandler<T> before) {
+    default ConfigInitializeHandler<T, V> compose(ConfigInitializeHandler<T, V> before) {
-        return (provider, path, value) -> {
+        return (provider, path, value, instance) -> {
-            before.whenInitialize(provider, path, value);
+            before.whenInitialize(provider, path, value, instance);
-            whenInitialize(provider, path, value);
+            whenInitialize(provider, path, value, instance);
         };
     }
 

core/src/main/java/cc/carm/lib/configuration/source/loader/ConfigurationInitializer.java

@@ -1,6 +1,7 @@
 package cc.carm.lib.configuration.source.loader;
 
 import cc.carm.lib.configuration.Configuration;
+import cc.carm.lib.configuration.function.ValueValidator;
 import cc.carm.lib.configuration.source.ConfigurationHolder;
 import cc.carm.lib.configuration.source.meta.ConfigurationMetadata;
 import cc.carm.lib.configuration.source.meta.StandardMeta;
@@ -21,18 +22,18 @@ import java.util.function.Function;
 public class ConfigurationInitializer {
 
     protected @NotNull PathGenerator pathGenerator;
-    protected @NotNull ConfigInitializeHandler<Field> fieldInitializer;
+    protected @NotNull ConfigInitializeHandler<Field, ConfigValue<?, ?>> valueInitializer;
-    protected @NotNull ConfigInitializeHandler<Class<? extends Configuration>> classInitializer;
+    protected @NotNull ConfigInitializeHandler<Class<? extends Configuration>, Object> classInitializer;
 
     public ConfigurationInitializer() {
         this(PathGenerator.of(), ConfigInitializeHandler.start(), ConfigInitializeHandler.start());
     }
 
     public ConfigurationInitializer(@NotNull PathGenerator pathGenerator,
-                                    @NotNull ConfigInitializeHandler<Field> fieldInitializer,
+                                    @NotNull ConfigInitializeHandler<Field, ConfigValue<?, ?>> valueInitializer,
-                                    @NotNull ConfigInitializeHandler<Class<? extends Configuration>> classInitializer) {
+                                    @NotNull ConfigInitializeHandler<Class<? extends Configuration>, Object> classInitializer) {
         this.pathGenerator = pathGenerator;
-        this.fieldInitializer = fieldInitializer;
+        this.valueInitializer = valueInitializer;
         this.classInitializer = classInitializer;
     }
 
@@ -44,34 +45,34 @@ public class ConfigurationInitializer {
         return pathGenerator;
     }
 
-    public ConfigInitializeHandler<Field> fieldInitializer() {
+    public ConfigInitializeHandler<Field, ConfigValue<?, ?>> fieldInitializer() {
-        return fieldInitializer;
+        return valueInitializer;
     }
 
-    public void fieldInitializer(@NotNull ConfigInitializeHandler<Field> fieldInitializer) {
+    public void fieldInitializer(@NotNull ConfigInitializeHandler<Field, ConfigValue<?, ?>> fieldInitializer) {
-        this.fieldInitializer = fieldInitializer;
+        this.valueInitializer = fieldInitializer;
     }
 
-    public ConfigInitializeHandler<Class<? extends Configuration>> classInitializer() {
+    public ConfigInitializeHandler<Class<? extends Configuration>, Object> classInitializer() {
         return classInitializer;
     }
 
-    public void classInitializer(@NotNull ConfigInitializeHandler<Class<? extends Configuration>> classInitializer) {
+    public void classInitializer(@NotNull ConfigInitializeHandler<Class<? extends Configuration>, Object> classInitializer) {
         this.classInitializer = classInitializer;
     }
 
-    public void appendFieldInitializer(@NotNull ConfigInitializeHandler<Field> fieldInitializer) {
+    public void appendFieldInitializer(@NotNull ConfigInitializeHandler<Field, ConfigValue<?, ?>> fieldInitializer) {
-        this.fieldInitializer = this.fieldInitializer.andThen(fieldInitializer);
+        this.valueInitializer = this.valueInitializer.andThen(fieldInitializer);
     }
 
-    public void appendClassInitializer(@NotNull ConfigInitializeHandler<Class<? extends Configuration>> classInitializer) {
+    public void appendClassInitializer(@NotNull ConfigInitializeHandler<Class<? extends Configuration>, Object> classInitializer) {
         this.classInitializer = this.classInitializer.andThen(classInitializer);
     }
 
     public <T, A extends Annotation> void registerClassAnnotation(@NotNull Class<A> annotation,
                                                                   @NotNull ConfigurationMetadata<T> metadata,
                                                                   @NotNull Function<A, T> extractor) {
-        appendClassInitializer((holder, path, clazz) -> {
+        appendClassInitializer((holder, path, clazz, instance) -> {
             A data = clazz.getAnnotation(annotation);
             if (data == null) return;
             holder.metadata(path).setIfAbsent(metadata, extractor.apply(data));
@@ -81,7 +82,7 @@ public class ConfigurationInitializer {
     public <T, A extends Annotation> void registerFieldAnnotation(@NotNull Class<A> annotation,
                                                                   @NotNull ConfigurationMetadata<T> metadata,
                                                                   @NotNull Function<A, T> extractor) {
-        appendFieldInitializer((holder, path, field) -> {
+        appendFieldInitializer((holder, path, field, instance) -> {
             A data = field.getAnnotation(annotation);
             if (data == null) return;
             holder.metadata(path).setIfAbsent(metadata, extractor.apply(data));
@@ -95,6 +96,14 @@ public class ConfigurationInitializer {
         registerFieldAnnotation(annotation, metadata, extractor);
     }
 
+    public <A extends Annotation> void registerValidAnnotation(@NotNull Class<A> annotation,
+                                                               @NotNull Function<A, ValueValidator<Object>> builder) {
+        appendFieldInitializer((holder, path, field, instance) -> {
+            A data = field.getAnnotation(annotation);
+            if (data == null) return;
+            instance.validate((h, t) -> builder.apply(data).validate(h, t));
+        });
+    }
 
     public @Nullable String getFieldPath(@NotNull ConfigurationHolder<?> holder, @Nullable String parentPath, @NotNull Field field) {
         return pathGenerator.getFieldPath(holder, parentPath, field);
@@ -108,13 +117,13 @@ public class ConfigurationInitializer {
     public void initialize(@NotNull ConfigurationHolder<?> holder,
                            @NotNull Configuration config) throws Exception {
         initializeInstance(holder, config, null, null);
-        if (holder.options().get(StandardOptions.SET_DEFAULTS)) holder.save();
+        if (holder.option(StandardOptions.SET_DEFAULTS)) holder.save();
     }
 
     public void initialize(@NotNull ConfigurationHolder<?> holder,
                            @NotNull Class<? extends Configuration> clazz) throws Exception {
         initializeStaticClass(holder, clazz, null, null);
-        if (holder.options().get(StandardOptions.SET_DEFAULTS)) holder.save();
+        if (holder.option(StandardOptions.SET_DEFAULTS)) holder.save();
     }
 
 
@@ -123,9 +132,9 @@ public class ConfigurationInitializer {
                                       @Nullable String parentPath, @Nullable Field configField) {
         String path = getClassPath(holder, parentPath, root.getClass(), configField);
         try {
-            this.classInitializer.whenInitialize(holder, path, root.getClass());
+            this.classInitializer.whenInitialize(holder, path, root.getClass(), root);
         } catch (Exception e) {
-            e.printStackTrace();
+            holder.throwing(path, e);
         }
         Arrays.stream(root.getClass().getDeclaredFields()).forEach(field -> initializeField(holder, root, field, path));
     }
@@ -140,16 +149,16 @@ public class ConfigurationInitializer {
         String path = getClassPath(holder, parentPath, clazz, configField);
 
         try {
-            this.classInitializer.whenInitialize(holder, path, (Class<? extends Configuration>) clazz);
+            this.classInitializer.whenInitialize(holder, path, (Class<? extends Configuration>) clazz, configField);
         } catch (Exception e) {
-            e.printStackTrace();
+            holder.throwing(path, e);
         }
 
         for (Field field : clazz.getDeclaredFields()) {
             initializeField(holder, clazz, field, path);
         }
 
-        if (holder.options().get(StandardOptions.LOAD_SUB_CLASSES)) {
+        if (holder.option(StandardOptions.LOAD_SUB_CLASSES)) {
             Class<?>[] classes = clazz.getDeclaredClasses();
             for (int i = classes.length - 1; i >= 0; i--) {   // 逆向加载，保持顺序。
                 initializeStaticClass(holder, classes[i], path, null);
@@ -163,20 +172,23 @@ public class ConfigurationInitializer {
             field.setAccessible(true);
             Object object = field.get(source);
 //
-            if (object instanceof ConfigValue<?>) {
+            if (object instanceof ConfigValue<?, ?>) {
                 // 目标是 ConfigValue 实例，进行具体的初始化注入
-                ConfigValue<?> value = (ConfigValue<?>) object;
+                ConfigValue<?, ?> value = (ConfigValue<?, ?>) object;
                 String path = getFieldPath(holder, parent, field);
                 if (path == null) return;
                 value.initialize(holder, path);
-                holder.metadata(path).set(StandardMeta.UNIT, true); // Mark the minimal config value unit.
+                holder.metadata(path).set(StandardMeta.VALUE, value); // Mark the minimal config value unit.
-                try {
+                if (holder.option(StandardOptions.SET_DEFAULTS)) {
-                    this.fieldInitializer.whenInitialize(holder, path, field);
+                    value.setDefault(); // Set default value.
-                } catch (Exception e) {
-                    e.printStackTrace();
                 }
-                if (holder.options().get(StandardOptions.SET_DEFAULTS)) {
+                try {
-                    value.setDefault();
+                    this.valueInitializer.whenInitialize(holder, path, field, value);
+                } catch (Exception e) {
+                    holder.throwing(path, e);
+                }
+                if (holder.option(StandardOptions.PRELOAD)) {
+                    value.get(); // Preload the value by calling #get method.
                 }
             } else if (source instanceof Configuration && object instanceof Configuration) {
                 // 当且仅当 源字段与字段 均为Configuration实例时，才对目标字段进行下一步初始化加载。

core/src/main/java/cc/carm/lib/configuration/source/loader/PathGenerator.java

@@ -9,6 +9,12 @@ import org.jetbrains.annotations.Nullable;
 import java.lang.reflect.Field;
 import java.util.function.UnaryOperator;
 
+/**
+ * Path generator for configuration.
+ * <p>
+ * Path generator is a utility class that helps to generate the path of the configuration.
+ * It can be used to generate the path of the field or class.
+ */
 public class PathGenerator {
 
     public static PathGenerator of() {
@@ -80,7 +86,7 @@ public class PathGenerator {
     }
 
     public static char pathSeparator(ConfigurationHolder<?> holder) {
-        return holder.options().get(StandardOptions.PATH_SEPARATOR);
+        return holder.option(StandardOptions.PATH_SEPARATOR);
     }
 
     /**

core/src/main/java/cc/carm/lib/configuration/source/meta/StandardMeta.java

@@ -1,10 +1,12 @@
 package cc.carm.lib.configuration.source.meta;
 
+import cc.carm.lib.configuration.value.ConfigValue;
+
 public interface StandardMeta {
 
     /**
-     * To mark the {@link cc.carm.lib.configuration.value.ConfigValue} as a minimal unit path.
+     * To mark the {@link ConfigValue} instance of specific path.
      */
-    ConfigurationMetadata<Boolean> UNIT = ConfigurationMetadata.of(false);
+    ConfigurationMetadata<ConfigValue<?, ?>> VALUE = ConfigurationMetadata.of();
 
 }

core/src/main/java/cc/carm/lib/configuration/source/option/ConfigurationOption.java

@@ -6,32 +6,20 @@ import java.util.function.Supplier;
 
 public class ConfigurationOption<V> {
 
-    @SuppressWarnings("unchecked")
     public static <T> ConfigurationOption<T> of(@NotNull T defaultValue) {
-        return of((Class<T>) defaultValue.getClass(), defaultValue);
+        return new ConfigurationOption<>(defaultValue);
-    }
-
-    public static <T> ConfigurationOption<T> of(@NotNull Class<T> valueClazz, @NotNull T defaultValue) {
-        return new ConfigurationOption<>(valueClazz, defaultValue);
     }
 
     public static <T> ConfigurationOption<T> of(@NotNull Supplier<T> defaultValue) {
         return of(defaultValue.get());
     }
 
-    private final @NotNull Class<V> valueClazz;
     private @NotNull V defaultValue;
 
-    public ConfigurationOption(@NotNull Class<V> valueClazz, @NotNull V defaultValue) {
+    public ConfigurationOption(@NotNull V defaultValue) {
-        this.valueClazz = valueClazz;
         this.defaultValue = defaultValue;
     }
 
-    @NotNull
-    public Class<V> valueClass() {
-        return this.valueClazz;
-    }
-
     public @NotNull V defaults() {
         return defaultValue;
     }

core/src/main/java/cc/carm/lib/configuration/source/option/StandardOptions.java

@@ -23,12 +23,13 @@ public interface StandardOptions {
     ConfigurationOption<Boolean> LOAD_SUB_CLASSES = of(true);
 
     /**
-     * Whether to pre parse the config values.
+     * Whether to pre parse the config values,
-     * <br> if false, the values will be parsed when calling
+     * may good to set true if you want to keep the config format.
-     * {@link cc.carm.lib.configuration.value.ConfigValue#get()}
      * <br> if true, the values will be parsed when
      * {@link ConfigurationHolder#initialize(Configuration)}.
+     * <br> if false, the values will be parsed when calling
+     * {@link cc.carm.lib.configuration.value.ConfigValue#get()}
      */
-    ConfigurationOption<Boolean> PRELOAD = of(false);
+    ConfigurationOption<Boolean> PRELOAD = of(true);
 
 }

core/src/main/java/cc/carm/lib/configuration/source/section/ConfigureSection.java

@@ -1,73 +1,451 @@
 package cc.carm.lib.configuration.source.section;
 
 import cc.carm.lib.configuration.function.DataFunction;
-import cc.carm.lib.configuration.source.option.StandardOptions;
 import org.jetbrains.annotations.Contract;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 import org.jetbrains.annotations.UnmodifiableView;
 
 import java.util.*;
+import java.util.function.BiConsumer;
+import java.util.function.Consumer;
 import java.util.function.Function;
 import java.util.function.Supplier;
 import java.util.stream.Stream;
 
+/**
+ * Represents a section of a configuration.
+ *
+ * @author Carm
+ * @since 4.0.0
+ */
 public interface ConfigureSection {
 
-    @NotNull ConfigureSource<?, ?, ?> source();
+    /**
-
+     * Gets the parent section of this section.
+     * <p>
+     * For root sections, this will return null.
+     *
+     * @return Parent section, or null if this is a root section.
+     */
+    @Contract(pure = true)
     @Nullable ConfigureSection parent();
 
-    default char separator() {
+    /**
-        return source().holder().options().get(StandardOptions.PATH_SEPARATOR);
+     * Get the current section's path from {@link #parent()} of this section.
+     *
+     * @return The current path of this section, if {@link #isRoot()}, return empty string.
+     */
+    @NotNull String path();
+
+    /**
+     * Get the full path of this section.
+     *
+     * @return The full path of this section, if {@link #isRoot()}, return empty string.
+     */
+    default @NotNull String fullPath() {
+        if (parent() == null) return "";
+        return (parent().isRoot() ? "" : parent().fullPath() + pathSeparator()) + path();
     }
 
+    /**
+     * Get the path separator for the section.
+     *
+     * @return The path separator
+     */
+    default char pathSeparator() {
+        return '.';
+    }
+
+    /**
+     * Gets if this section is a root section.
+     *
+     * @return True if this section is a root section, false otherwise.
+     */
+    @Contract(pure = true)
+    default boolean isRoot() {
+        return parent() == null;
+    }
+
+    /**
+     * Gets if this section is empty.
+     *
+     * @return True if this section is empty, false otherwise.
+     */
+    default boolean isEmpty() {
+        return getValues(false).isEmpty();
+    }
+
+    /**
+     * Gets the number of keys in this section.
+     *
+     * @return Number of keys in this section.
+     */
+    default int size(boolean deep) {
+        return getKeys(deep).size();
+    }
+
+    /**
+     * Gets a set containing all keys in this section.
+     * <p>
+     * If deep is set to true, then this will contain all the keys within any
+     * child {@link ConfigureSection}s (and their children paths).
+     * <p>
+     * If deep is set to false, then this will contain only the keys of any
+     * direct children, and not their own children.
+     *
+     * @param deep Whether to get a deep list.
+     * @return Set of keys contained within this Section.
+     */
     @NotNull
     @UnmodifiableView
     default Set<String> getKeys(boolean deep) {
         return getValues(deep).keySet();
     }
 
+    /**
+     * Gets a set containing all primary keys in this section.
+     *
+     * @return Set of keys contained within this Section.
+     */
+    @NotNull
+    @UnmodifiableView
+    default Set<String> keys() {
+        return getKeys(false);
+    }
+
+    /**
+     * Gets a set containing all values in this section.
+     * <p>
+     * If deep is set to true, then this will contain all the keys within any
+     * child {@link ConfigureSection}s (and their children paths).
+     * <p>
+     * If deep is set to false, then this will contain only the keys of any
+     * direct children, and not their own children.
+     *
+     * @param deep Whether to get a deep list.
+     * @return Map of data values contained within this Section.
+     */
     @NotNull
     @UnmodifiableView
     Map<String, Object> getValues(boolean deep);
 
+    /**
+     * Gets a set containing all key-values in this section.
+     *
+     * @return Map of data values contained within this Section.
+     * @see #getValues(boolean)
+     */
+    @NotNull
+    @UnmodifiableView
+    default Map<String, Object> values() {
+        return getValues(false);
+    }
+
+    /**
+     * Get this section as a map.
+     * <p>
+     * In this map, child {@link ConfigureSection}s will also be represented as {@link Map}s.
+     *
+     * @return Map of data values contained within this Section.
+     */
+    @NotNull
+    @UnmodifiableView
+    Map<String, Object> asMap();
+
+    /**
+     * Create a stream of all values in this section.
+     *
+     * @return Stream of all values in this section.
+     */
+    default Stream<Map.Entry<String, Object>> stream() {
+        return values().entrySet().stream();
+    }
+
+    /**
+     * Iterates over all key-values in this section (include child sections)
+     *
+     * @param action The action to apply to each key.
+     */
+    default void forEach(@NotNull BiConsumer<String, Object> action) {
+        values().forEach(action);
+    }
+
+    /**
+     * Sets the value at the given path.
+     * <p>
+     * Null values will be kept, if you want to remove a value use {@link #remove(String)}
+     * Path separator depends on holder's
+     * {@link cc.carm.lib.configuration.source.option.StandardOptions#PATH_SEPARATOR}
+     *
+     * @param path  The path to set the value at.
+     * @param value The value to set.
+     */
     void set(@NotNull String path, @Nullable Object value);
 
-    boolean contains(@NotNull String path);
+    /**
+     * Removes the value at the given path.
+     * <p>
+     * Path separator depends on holder's
+     * {@link cc.carm.lib.configuration.source.option.StandardOptions#PATH_SEPARATOR}
+     *
+     * @param path The path to remove the value at.
+     */
+    void remove(@NotNull String path);
 
+    /**
+     * Check if the given path is present.
+     * <p>
+     * Path separator depends on holder's
+     * {@link cc.carm.lib.configuration.source.option.StandardOptions#PATH_SEPARATOR}
+     *
+     * @param path The path to check.
+     * @return True if the value is present, false otherwise.
+     */
+    default boolean contains(@NotNull String path) {
+        return getKeys(true).contains(path);
+    }
+
+    /**
+     * Check if the value of given path is present.
+     * <p>
+     * Path separator depends on holder's
+     * {@link cc.carm.lib.configuration.source.option.StandardOptions#PATH_SEPARATOR}
+     *
+     * @param path The path to check.
+     * @return True if the value is present, false otherwise.
+     */
+    default boolean containsValue(@NotNull String path) {
+        return get(path) != null;
+    }
+
+    /**
+     * Predicate the value of given path is specific type.
+     *
+     * @param path      The path to check.
+     * @param typeClass The type's class
+     * @param <T>       The type to check.
+     * @return True if the value is present and is the correct type, false otherwise.
+     */
     default <T> boolean isType(@NotNull String path, @NotNull Class<T> typeClass) {
         return typeClass.isInstance(get(path));
     }
 
+    /**
+     * Predicate the value of given path is a  {@link List}.
+     *
+     * @param path The path to check.
+     * @return True if the value is present and is a list, false otherwise.
+     */
     default boolean isList(@NotNull String path) {
         return isType(path, List.class);
     }
 
-    @Nullable List<?> getList(@NotNull String path);
+    /**
+     * Get the value as a {@link List} from the specified path.
+     *
+     * @param path The path to get the  {@link List}.
+     * @return The list if the path exists and is a list, otherwise null.
+     */
+    default @Nullable List<?> getList(@NotNull String path) {
+        Object val = get(path);
+        return (val instanceof List<?>) ? (List<?>) val : null;
+    }
 
+    /**
+     * Predicate the value of given path is a {@link ConfigureSection}.
+     *
+     * @param path The path to check.
+     * @return True if the value is present and is a section, false otherwise.
+     */
     default boolean isSection(@NotNull String path) {
         return isType(path, ConfigureSection.class);
     }
 
+    /**
+     * Get the value as a {@link ConfigureSection} from the specified path.
+     *
+     * @param path The path to get the section.
+     * @return The section if the path exists and is a section, otherwise null.
+     */
     @Nullable
-    ConfigureSection getSection(@NotNull String path);
+    default ConfigureSection getSection(@NotNull String path) {
-
+        Object val = get(path);
-    @Nullable Object get(@NotNull String path);
+        return (val instanceof ConfigureSection) ? (ConfigureSection) val : null;
-
-    default @Nullable <T> T get(@NotNull String path, @NotNull Class<T> clazz) {
-        return get(path, null, clazz);
     }
 
-    default @Nullable <T> T get(@NotNull String path, @NotNull DataFunction<Object, T> parser) {
+    /**
+     * Creates a new {@link ConfigureSection} with specified values.
+     * <p> The {@link #parent()} of the new section will be this section.
+     * <p> This section will not be saved until {@link #set(String, Object)} is called.
+     * <p> If you want to create and use a section and set it to this section, use {@link #computeSection(String)}.
+     *
+     * @param data The data to be used to create section.
+     * @return Newly created section
+     */
+    @NotNull ConfigureSection createSection(@NotNull String path, @NotNull Map<?, ?> data);
+
+    /**
+     * Creates a new {@link ConfigureSection} with specified values.
+     * <p> The {@link #parent()} of the new section will be this section.
+     *
+     * @param data The data to be used to create section.
+     * @return Newly created section
+     */
+    default @NotNull ConfigureSection createSection(@NotNull String path, @NotNull Consumer<Map<String, Object>> data) {
+        return createSection(path, () -> {
+            Map<String, Object> map = new LinkedHashMap<>();
+            data.accept(map);
+            return map;
+        });
+    }
+
+    /**
+     * Creates a new {@link ConfigureSection} with specified values.
+     * <p> The {@link #parent()} of the new section will be this section.
+     *
+     * @param data The data to be used to create section.
+     * @return Newly created section
+     */
+    default @NotNull ConfigureSection createSection(@NotNull String path, @NotNull Supplier<Map<String, Object>> data) {
+        return createSection(path, data.get());
+    }
+
+    /**
+     * Creates a new empty {@link ConfigureSection}.
+     * <p> The {@link #parent()} of the new section will be this section.
+     *
+     * @return Newly created section
+     */
+    default @NotNull ConfigureSection createSection(@NotNull String path) {
+        return createSection(path, new LinkedHashMap<>());
+    }
+
+    /**
+     * Get or create a section at the given path.
+     * <p>
+     * Any value previously set at this path will be replaced if it is not a section
+     * or will be returned if it is an exists {@link ConfigureSection}.
+     *
+     * @param path The path to get the section from.
+     * @return The section at the path, or a new section if it does not exist.
+     * @see #createSection(String, Map)
+     */
+    default @NotNull ConfigureSection computeSection(@NotNull String path) {
+        return computeSection(path, new LinkedHashMap<>());
+    }
+
+    /**
+     * Get or create a section at the given path.
+     * <p>
+     * Any value previously set at this path will be replaced if it is not a section
+     * or will be returned if it is an exists {@link ConfigureSection}.
+     *
+     * @param path The path to get the section from.
+     * @return The section at the path, or a new section if it does not exist.
+     * @see #createSection(String, Map)
+     */
+    default @NotNull ConfigureSection computeSection(@NotNull String path, @NotNull Map<?, ?> data) {
+        ConfigureSection current = getSection(path);
+        if (current == null) {
+            current = createSection(path, data);
+            set(path, current);
+        }
+        return current;
+    }
+
+    /**
+     * Get or create a section at the given path.
+     * <p>
+     * Any value previously set at this path will be replaced if it is not a section
+     * or will be returned if it is an exists {@link ConfigureSection}.
+     *
+     * @param path The path to get the section from.
+     * @return The section at the path, or a new section if it does not exist.
+     * @see #createSection(String, Map)
+     */
+    default @NotNull ConfigureSection computeSection(@NotNull String path, @NotNull Consumer<Map<String, Object>> data) {
+        return computeSection(path, () -> {
+            Map<String, Object> map = new LinkedHashMap<>();
+            data.accept(map);
+            return map;
+        });
+    }
+
+    /**
+     * Get or create a section at the given path.
+     * <p>
+     * Any value previously set at this path will be replaced if it is not a section
+     * or will be returned if it is an exists {@link ConfigureSection}.
+     *
+     * @param path The path to get the section from.
+     * @return The section at the path, or a new section if it does not exist.
+     * @see #createSection(String, Map)
+     */
+    default @NotNull ConfigureSection computeSection(@NotNull String path, @NotNull Supplier<Map<String, Object>> data) {
+        return computeSection(path, data.get());
+    }
+
+
+    /**
+     * Get the origin value of the path.
+     *
+     * @param path The path to get the value from.
+     * @return The value at the path, or null if not found.
+     */
+    @Nullable Object get(@NotNull String path);
+
+    /**
+     * Get the value of the path for specific type,
+     * if the path does not exist, return null.
+     *
+     * @param path The path to get the value from.
+     * @param type The type class of the value
+     * @param <T>  The type of the value
+     * @return The value at the path, or the default value if not found.
+     */
+    default @Nullable <T> T get(@NotNull String path, @NotNull Class<T> type) {
+        return get(path, null, type);
+    }
+
+    /**
+     * Get the value of the path using a parser function,
+     * if the path does not exist, return NULL.
+     *
+     * @param path   The path to get the value from.
+     * @param parser The function to parse the value
+     * @param <T>    The type of the value
+     * @return The value at the path, or null if not found.
+     */
+    default @Nullable <T> T get(@NotNull String path, @NotNull DataFunction<@Nullable Object, T> parser) {
         return get(path, null, parser);
     }
 
+    /**
+     * Get the value of the path for specific type,
+     * if the path does not exist, return the default value.
+     *
+     * @param path     The path to get the value from.
+     * @param defaults The default value to return if the path does not exist.
+     * @param clazz    The type class of the value
+     * @param <T>      The type of the value
+     * @return The value at the path, or the default value if not found.
+     */
     @Contract("_,!null,_->!null")
-    default @Nullable <T> T get(@NotNull String path, @Nullable T defaultValue, @NotNull Class<T> clazz) {
+    default @Nullable <T> T get(@NotNull String path, @Nullable T defaults, @NotNull Class<T> clazz) {
-        return get(path, defaultValue, DataFunction.castObject(clazz));
+        return get(path, defaults, DataFunction.castObject(clazz));
     }
 
+    /**
+     * Get the value of the path using a parser function,
+     * if the path does not exist, return the default value.
+     *
+     * @param path         The path to get the value from.
+     * @param defaultValue The default value to return if the path does not exist.
+     * @param parser       The function to parse the value
+     * @param <T>          The type of the value
+     * @return The value at the path, or the default value if not found.
+     */
     @Contract("_,!null,_->!null")
     default @Nullable <T> T get(@NotNull String path, @Nullable T defaultValue,
                                 @NotNull DataFunction<Object, T> parser) {
@@ -82,125 +460,290 @@ public interface ConfigureSection {
         return defaultValue;
     }
 
-
+    /**
+     * Predicate the value of given path is a {@link Boolean}.
+     *
+     * @param path The path to check.
+     * @return True if the value is present and is a boolean, false otherwise.
+     */
     default boolean isBoolean(@NotNull String path) {
         return isType(path, Boolean.class);
     }
 
+    /**
+     * Get the value as a {@link Boolean} from the specified path.
+     *
+     * @param path The path to get the boolean.
+     * @return The boolean if the path exists and is a boolean, otherwise false.
+     */
     default boolean getBoolean(@NotNull String path) {
         return getBoolean(path, false);
     }
 
+    /**
+     * Get the value as a {@link Boolean} from the specified path.
+     *
+     * @param path The path to get the boolean.
+     * @param def  The default value to return if the path does not exist.
+     * @return The boolean if the path exists and is a boolean, otherwise the default value.
+     */
     @Contract("_, !null -> !null")
     default @Nullable Boolean getBoolean(@NotNull String path, @Nullable Boolean def) {
         return get(path, def, DataFunction.booleanValue());
     }
 
+    /**
+     * Predicate the value of given path is a {@link Byte}.
+     *
+     * @param path The path to check.
+     * @return True if the value is present and is a byte, false otherwise.
+     */
     default @Nullable Boolean isByte(@NotNull String path) {
         return isType(path, Byte.class);
     }
 
+    /**
+     * Get the value as a {@link Byte} from the specified path.
+     *
+     * @param path The path to get the byte.
+     * @return The byte if the path exists and is a byte, otherwise 0.
+     */
     default @Nullable Byte getByte(@NotNull String path) {
         return getByte(path, (byte) 0);
     }
 
+    /**
+     * Get the value as a {@link Byte} from the specified path.
+     *
+     * @param path The path to get the byte.
+     * @param def  The default value to return if the path does not exist.
+     * @return The byte if the path exists and is a byte, otherwise the default value.
+     */
     @Contract("_, !null -> !null")
     default @Nullable Byte getByte(@NotNull String path, @Nullable Byte def) {
         return get(path, def, DataFunction.byteValue());
     }
 
+    /**
+     * Predicate the value of given path is a {@link Short}.
+     *
+     * @param path The path to check.
+     * @return True if the value is present and is a short, false otherwise.
+     */
     default boolean isShort(@NotNull String path) {
         return isType(path, Short.class);
     }
 
+    /**
+     * Get the value as a {@link Short} from the specified path.
+     *
+     * @param path The path to get the short.
+     * @return The short if the path exists and is a short, otherwise 0.
+     */
     default @Nullable Short getShort(@NotNull String path) {
         return getShort(path, (short) 0);
     }
 
+    /**
+     * Get the value as a {@link Short} from the specified path.
+     *
+     * @param path The path to get the short.
+     * @param def  The default value to return if the path does not exist.
+     * @return The short if the path exists and is a short, otherwise the default value.
+     */
     @Contract("_, !null -> !null")
     default @Nullable Short getShort(@NotNull String path, @Nullable Short def) {
         return get(path, def, DataFunction.shortValue());
     }
 
-
+    /**
+     * Predicate the value of given path is a {@link Integer}.
+     *
+     * @param path The path to check.
+     * @return True if the value is present and is an int, false otherwise.
+     */
     default boolean isInt(@NotNull String path) {
         return isType(path, Integer.class);
     }
 
+    /**
+     * Get the value as a {@link Integer} from the specified path.
+     *
+     * @param path The path to get the int.
+     * @return The int if the path exists and is an int, otherwise 0.
+     */
     default @Nullable Integer getInt(@NotNull String path) {
         return getInt(path, 0);
     }
 
+    /**
+     * Get the value as a {@link Integer} from the specified path.
+     *
+     * @param path The path to get the int.
+     * @param def  The default value to return if the path does not exist.
+     * @return The int if the path exists and is an int, otherwise the default value.
+     */
     @Contract("_, !null -> !null")
     default @Nullable Integer getInt(@NotNull String path, @Nullable Integer def) {
         return get(path, def, DataFunction.intValue());
     }
 
 
+    /**
+     * Predicate the value of given path is a {@link Long}.F
+     *
+     * @param path The path to check.
+     * @return True if the value is present and is a long, false otherwise.
+     */
     default boolean isLong(@NotNull String path) {
         return isType(path, Long.class);
     }
 
+    /**
+     * Get the value as a {@link Long} from the specified path.
+     *
+     * @param path The path to get the long.
+     * @return The long if the path exists and is a long, otherwise 0.
+     */
     default @Nullable Long getLong(@NotNull String path) {
         return getLong(path, 0L);
     }
 
+    /**
+     * Get the value as a {@link Long} from the specified path.
+     *
+     * @param path The path to get the long.
+     * @param def  The default value to return if the path does not exist.
+     * @return The long if the path exists and is a long, otherwise the default value.
+     */
     @Contract("_, !null -> !null")
     default @Nullable Long getLong(@NotNull String path, @Nullable Long def) {
         return get(path, def, DataFunction.longValue());
     }
 
-
+    /**
+     * Predicate the value of given path is a {@link Float}.
+     *
+     * @param path The path to check.
+     * @return True if the value is present and is a float, false otherwise.
+     */
     default boolean isFloat(@NotNull String path) {
         return isType(path, Float.class);
     }
 
+    /**
+     * Get the value as a {@link Float} from the specified path.
+     *
+     * @param path The path to get the float.
+     * @return The float if the path exists and is a float, otherwise 0.
+     */
     default @Nullable Float getFloat(@NotNull String path) {
         return getFloat(path, 0.0F);
     }
 
+    /**
+     * Get the value as a {@link Float} from the specified path.
+     *
+     * @param path The path to get the float.
+     * @param def  The default value to return if the path does not exist.
+     * @return The float if the path exists and is a float, otherwise the default value.
+     */
     @Contract("_, !null -> !null")
     default @Nullable Float getFloat(@NotNull String path, @Nullable Float def) {
         return get(path, def, DataFunction.floatValue());
     }
 
-
+    /**
+     * Predicate the value of given path is a {@link Double}.
+     *
+     * @param path The path to check.
+     * @return True if the value is present and is a double, false otherwise.
+     */
     default boolean isDouble(@NotNull String path) {
         return isType(path, Double.class);
     }
 
+    /**
+     * Get the value as a {@link Double} from the specified path.
+     *
+     * @param path The path to get the double.
+     * @return The double if the path exists and is a double, otherwise 0.
+     */
     default @Nullable Double getDouble(@NotNull String path) {
         return getDouble(path, 0.0D);
     }
 
+    /**
+     * Get the value as a {@link Double} from the specified path.
+     *
+     * @param path The path to get the double.
+     * @param def  The default value to return if the path does not exist.
+     * @return The double if the path exists and is a double, otherwise the default value.
+     */
     @Contract("_, !null -> !null")
     default @Nullable Double getDouble(@NotNull String path, @Nullable Double def) {
         return get(path, def, DataFunction.doubleValue());
     }
 
-
+    /**
+     * Predicate the value of given path is a {@link Character}.
+     *
+     * @param path The path to check.
+     * @return True if the value is present and is a char, false otherwise.
+     */
     default boolean isChar(@NotNull String path) {
         return isType(path, Boolean.class);
     }
 
+    /**
+     * Get the value as a {@link Character} from the specified path.
+     *
+     * @param path The path to get the char.
+     * @return The char if the path exists and is a char, otherwise null.
+     */
     default @Nullable Character getChar(@NotNull String path) {
         return getChar(path, null);
     }
 
+    /**
+     * Get the value as a {@link Character} from the specified path.
+     *
+     * @param path The path to get the char.
+     * @param def  The default value to return if the path does not exist.
+     * @return The char if the path exists and is a char, otherwise the default value.
+     */
     @Contract("_, !null -> !null")
     default @Nullable Character getChar(@NotNull String path, @Nullable Character def) {
         return get(path, def, Character.class);
     }
 
-
+    /**
+     * Predicate the value of given path is a {@link String}.
+     *
+     * @param path The path to check.
+     * @return True if the value is present and is a string, false otherwise.
+     */
     default boolean isString(@NotNull String path) {
         return isType(path, String.class);
     }
 
+    /**
+     * Get the value as a {@link String} from the specified path.
+     *
+     * @param path The path to get the string.
+     * @return The string if the path exists and is a string, otherwise null.
+     */
     default @Nullable String getString(@NotNull String path) {
         return getString(path, null);
     }
 
+    /**
+     * Get the value as a {@link String} from the specified path.
+     *
+     * @param path The path to get the string.
+     * @param def  The default value to return if the path does not exist.
+     * @return The string if the path exists and is a string, otherwise the default value.
+     */
     @Contract("_, !null -> !null")
     default @Nullable String getString(@NotNull String path, @Nullable String def) {
         return get(path, def, String.class);
@@ -298,23 +841,53 @@ public interface ConfigureSection {
         return getList(path, DataFunction.castObject(Character.class));
     }
 
+    /**
+     * Get the specific type of collection from the section.
+     *
+     * @param path        The path to get the collection from
+     * @param constructor The constructor of the collection
+     * @param parser      The function to parse the values
+     * @param <T>         The type of the values
+     * @param <C>         The type of the collection
+     * @return The collection of values
+     */
     default <T, C extends Collection<T>> @NotNull C getCollection(@NotNull String path,
                                                                   @NotNull Supplier<C> constructor,
                                                                   @NotNull DataFunction<Object, T> parser) {
         return parseCollection(getList(path), constructor, parser);
     }
 
+    /**
+     * Get the specific type of steam from the section.
+     *
+     * @param path The path to get the stream from
+     * @return The stream of values
+     */
     default @NotNull Stream<?> stream(@NotNull String path) {
         List<?> values = getList(path);
         return values == null ? Stream.empty() : values.stream();
     }
 
+    /**
+     * Get the specific type of steam from the section.
+     *
+     * @param path   The path to get the stream from
+     * @param parser The function to parse the values
+     * @param <T>    The type of the values
+     * @return The stream of values
+     */
     default <T> @NotNull Stream<T> stream(@NotNull String path, @NotNull Function<Object, T> parser) {
         return stream(path).map(parser);
     }
 
+    default String childPath(String path) {
+        int index = path.indexOf(pathSeparator());
+        return (index == -1) ? path : path.substring(index + 1);
+    }
+
     static <T, C extends Collection<T>> @NotNull C parseCollection(
-            @Nullable List<?> data, @NotNull Supplier<C> constructor,
+            @Nullable List<?> data,
+            @NotNull Supplier<C> constructor,
             @NotNull DataFunction<Object, T> parser
     ) {
         C values = constructor.get();

core/src/main/java/cc/carm/lib/configuration/source/section/ConfigureSource.java

@@ -1,12 +1,21 @@
 package cc.carm.lib.configuration.source.section;
 
 import cc.carm.lib.configuration.source.ConfigurationHolder;
-import org.jetbrains.annotations.NotNull;
+import cc.carm.lib.configuration.source.option.StandardOptions;
-import org.jetbrains.annotations.Nullable;
+import org.jetbrains.annotations.*;
 
-import java.util.List;
 import java.util.Map;
+import java.util.Set;
 
+/**
+ * ConfigureSource represents the source of configuration,
+ * which can be a file, a database, or any other source.
+ *
+ * @param <SECTION>  The type of the root section.
+ * @param <ORIGINAL> The original configuration object.
+ * @param <SELF>     The type of the source itself, for further implement support.
+ * @see ConfigureSection
+ */
 public abstract class ConfigureSource<
         SECTION extends ConfigureSection, ORIGINAL,
         SELF extends ConfigureSource<SECTION, ORIGINAL, SELF>>
@@ -24,28 +33,46 @@ public abstract class ConfigureSource<
         return holder;
     }
 
-
     public void reload() throws Exception {
         onReload(); // 调用重写的Reload方法
         this.lastUpdateMillis = System.currentTimeMillis();
     }
 
-    protected abstract SELF self();
+    @Contract(pure = true)
+    @ApiStatus.Internal
+    protected abstract @NotNull SELF self();
 
     /**
-     * @return Original configuration object
+     * @return The original configuration object.
      */
+    @Contract(pure = true)
     public abstract @NotNull ORIGINAL original();
 
     /**
-     * @return The root {@link ConfigureSection}
+     * @return The root {@link ConfigureSection}, which represents the entire configuration.
      */
     public abstract @NotNull SECTION section();
 
+    /**
+     * Save the whole configuration.
+     *
+     * @throws Exception If any error occurs while saving.
+     */
     public abstract void save() throws Exception;
 
+    /**
+     * Reload the configuration.
+     * <br>This used for implementation, for external usage, use {@link #reload()}
+     *
+     * @throws Exception If any error occurs while reloading.
+     */
+    @ApiStatus.OverrideOnly
     protected abstract void onReload() throws Exception;
 
+    public char pathSeparator() {
+        return holder().options().get(StandardOptions.PATH_SEPARATOR);
+    }
+
     public long getLastUpdateMillis() {
         return this.lastUpdateMillis;
     }
@@ -54,14 +81,20 @@ public abstract class ConfigureSource<
         return getLastUpdateMillis() > parsedTime;
     }
 
+    /**
+     * Source also represents the root section, so it has no parent
+     *
+     * @return null
+     */
     @Override
+    @Contract(pure = true, value = "->null")
     public @Nullable ConfigureSection parent() {
-        return null; // Source also represents the root section, so it has no parent
+        return null;
     }
 
     @Override
-    public @NotNull ConfigureSource<?, ?, ?> source() {
+    public @NotNull String path() {
-        return self();
+        return "";
     }
 
     @Override
@@ -69,34 +102,29 @@ public abstract class ConfigureSource<
         return section().getValues(deep);
     }
 
+    @Override
+    public @NotNull @UnmodifiableView Set<String> getKeys(boolean deep) {
+        return section().getKeys(deep);
+    }
+
+    @Override
+    public @NotNull @UnmodifiableView Map<String, Object> asMap() {
+        return section().asMap();
+    }
+
+    @Override
+    public @NotNull ConfigureSection createSection(@NotNull String path, @NotNull Map<?, ?> data) {
+        return section().createSection(path, data);
+    }
+
     @Override
     public void set(@NotNull String path, @Nullable Object value) {
         section().set(path, value);
     }
 
     @Override
-    public boolean contains(@NotNull String path) {
+    public void remove(@NotNull String path) {
-        return section().contains(path);
+        section().remove(path);
-    }
-
-    @Override
-    public boolean isList(@NotNull String path) {
-        return section().isList(path);
-    }
-
-    @Override
-    public @Nullable List<?> getList(@NotNull String path) {
-        return section().getList(path);
-    }
-
-    @Override
-    public boolean isSection(@NotNull String path) {
-        return section().isSection(path);
-    }
-
-    @Override
-    public @Nullable ConfigureSection getSection(@NotNull String path) {
-        return section().getSection(path);
     }
 
     @Override

core/src/main/java/cc/carm/lib/configuration/value/ConfigValue.java

@@ -33,9 +33,9 @@ import java.util.Optional;
  * @see ValueManifest Base class providing metadata and default value handling
  * @see ConfigurationHolder Responsible for configuration source persistence
  */
-public abstract class ConfigValue<T> extends ValueManifest<T> {
+public abstract class ConfigValue<T, U> extends ValueManifest<T, U> {
 
-    protected ConfigValue(@NotNull ValueManifest<T> manifest) {
+    protected ConfigValue(@NotNull ValueManifest<T, U> manifest) {
         super(manifest);
     }
 
@@ -113,7 +113,7 @@ public abstract class ConfigValue<T> extends ValueManifest<T> {
      * @param override Whether to overwrite existing configured value
      */
     public void setDefault(boolean override) {
-        if (!override && config().contains(path())) return;
+        if (config().contains(path()) && !override) return; // Skip if the value is already set
         set(defaults()); // Set the default value
     }
 

core/src/main/java/cc/carm/lib/configuration/value/ValueManifest.java

@@ -1,47 +1,59 @@
 package cc.carm.lib.configuration.value;
 
 import cc.carm.lib.configuration.adapter.ValueType;
+import cc.carm.lib.configuration.function.ValueValidator;
 import cc.carm.lib.configuration.source.ConfigurationHolder;
 import cc.carm.lib.configuration.source.meta.ConfigurationMetaHolder;
 import cc.carm.lib.configuration.source.section.ConfigureSource;
+import org.jetbrains.annotations.ApiStatus;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
 import java.util.function.BiConsumer;
 import java.util.function.Supplier;
 
-public class ValueManifest<T> {
+public class ValueManifest<TYPE, UNIT> {
 
-    protected final @NotNull ValueType<T> type;
+    protected final @NotNull ValueType<TYPE> type;
     protected final @NotNull BiConsumer<@NotNull ConfigurationHolder<?>, @NotNull String> initializer;
 
     protected @Nullable ConfigurationHolder<?> holder;
     protected @Nullable String path; // Section path
 
-    protected @NotNull Supplier<@Nullable T> defaultSupplier;
+    protected @NotNull ValueValidator<UNIT> validator;
+    protected @NotNull Supplier<@Nullable TYPE> defaultSupplier;
 
-
+    public ValueManifest(@NotNull ValueType<TYPE> type) {
-    public ValueManifest(@NotNull ValueType<T> type) {
+        this(type, () -> null, ValueValidator.none(), EMPTY_INITIALIZER, null, null);
-        this(type, () -> null, EMPTY_INITIALIZER, null, null);
     }
 
-    public ValueManifest(@NotNull T defaultValue) {
+    public ValueManifest(@NotNull TYPE defaultValue) {
         this(ValueType.of(defaultValue), () -> defaultValue);
     }
 
-    public ValueManifest(@NotNull ValueType<T> type, @NotNull Supplier<@Nullable T> defaultSupplier) {
+    public ValueManifest(@NotNull ValueType<TYPE> type, @NotNull Supplier<@Nullable TYPE> defaultSupplier) {
-        this(type, defaultSupplier, EMPTY_INITIALIZER, null, null);
+        this(type, defaultSupplier, ValueValidator.none(), EMPTY_INITIALIZER, null, null);
     }
 
-    public ValueManifest(@NotNull ValueType<T> type, @NotNull Supplier<@Nullable T> defaultSupplier,
+    public ValueManifest(@NotNull ValueType<TYPE> type,
+                         @NotNull Supplier<@Nullable TYPE> defaultSupplier,
+                         @NotNull ValueValidator<UNIT> validator) {
+        this(type, defaultSupplier, validator, EMPTY_INITIALIZER, null, null);
+    }
+
+    public ValueManifest(@NotNull ValueType<TYPE> type, @NotNull Supplier<@Nullable TYPE> defaultSupplier,
+                         @NotNull ValueValidator<UNIT> validator,
                          @NotNull BiConsumer<@NotNull ConfigurationHolder<?>, @NotNull String> initializer) {
-        this(type, defaultSupplier, initializer, null, null);
+        this(type, defaultSupplier, validator, initializer, null, null);
     }
 
-    public ValueManifest(@NotNull ValueType<T> type, @NotNull Supplier<@Nullable T> defaultSupplier,
+    public ValueManifest(@NotNull ValueType<TYPE> type,
+                         @NotNull Supplier<@Nullable TYPE> defaultSupplier,
+                         @NotNull ValueValidator<UNIT> validator,
                          @NotNull BiConsumer<@NotNull ConfigurationHolder<?>, @NotNull String> initializer,
                          @Nullable ConfigurationHolder<?> holder, @Nullable String path) {
         this.type = type;
+        this.validator = validator;
         this.initializer = initializer;
         this.defaultSupplier = defaultSupplier;
         this.holder = holder;
@@ -49,8 +61,8 @@ public class ValueManifest<T> {
         initialize();
     }
 
-    protected ValueManifest(@NotNull ValueManifest<T> manifest) {
+    protected ValueManifest(@NotNull ValueManifest<TYPE, UNIT> manifest) {
-        this(manifest.type, manifest.defaultSupplier, manifest.initializer, manifest.holder, manifest.path);
+        this(manifest.type, manifest.defaultSupplier, manifest.validator, manifest.initializer, manifest.holder, manifest.path);
     }
 
     public void initialize(@NotNull ConfigurationHolder<?> holder, @NotNull String path) {
@@ -63,7 +75,7 @@ public class ValueManifest<T> {
         if (holder != null && path != null) this.initializer.accept(holder, path);
     }
 
-    public @NotNull ValueType<T> type() {
+    public @NotNull ValueType<TYPE> type() {
         return this.type;
     }
 
@@ -75,50 +87,77 @@ public class ValueManifest<T> {
         this.path = path;
     }
 
-    public @Nullable T defaults() {
+    public @Nullable TYPE defaults() {
         return this.defaultSupplier.get();
     }
 
-    public void defaults(@Nullable T defaultValue) {
+    public void defaults(@Nullable TYPE defaultValue) {
         defaults(() -> defaultValue);
     }
 
-    public void defaults(@NotNull Supplier<@Nullable T> defaultValue) {
+    public void defaults(@NotNull Supplier<@Nullable TYPE> defaultValue) {
         this.defaultSupplier = defaultValue;
     }
 
     public boolean hasDefaults() {
-        return this.defaultSupplier.get() != null;
+        return defaults() != null;
+    }
+
+    public @NotNull ValueValidator<UNIT> validator() {
+        return this.validator;
+    }
+
+    public void validator(@NotNull ValueValidator<UNIT> validator) {
+        this.validator = validator;
+    }
+
+    public void validate(@NotNull ValueValidator<UNIT> validator) {
+        validator(this.validator.and(validator));
+    }
+
+    protected UNIT withValidated(@Nullable UNIT value) throws Exception {
+        validator.validate(holder(), value);
+        return value;
     }
 
     public @NotNull String path() {
         if (path != null) return path;
-        else throw new IllegalStateException("No section path provided.");
+        else throw new IllegalStateException("No section path provided for Value(" + type() + ").");
     }
 
     public @NotNull ConfigurationHolder<?> holder() {
         if (this.holder != null) return this.holder;
-        throw new IllegalStateException("Value does not have a provider.");
+        throw new IllegalStateException("Value(" + type() + ") does not have a provider.");
     }
 
     public @NotNull ConfigureSource<?, ?, ?> config() {
         return holder().config();
     }
 
-    public ConfigurationMetaHolder metadata() {
+    public @NotNull ConfigurationMetaHolder metadata() {
         return holder().metadata(path());
     }
 
-    protected Object getData() {
+    @ApiStatus.Internal
+    protected @Nullable Object getData() {
         return config().get(path());
     }
 
+    @ApiStatus.Internal
     protected void setData(@Nullable Object value) {
         config().set(path(), value);
     }
 
+    protected void throwing(@NotNull Throwable throwable) {
+        throwing(path, throwable);
+    }
 
-    private static final @NotNull BiConsumer<@NotNull ConfigurationHolder<?>, @NotNull String> EMPTY_INITIALIZER = (provider, path) -> {
+    protected void throwing(@NotNull String path, @NotNull Throwable throwable) {
+        if (holder == null) throwable.printStackTrace();
+        else holder.throwing(path, throwable);
+    }
+
+    private static final @NotNull BiConsumer<@NotNull ConfigurationHolder<?>, @NotNull String> EMPTY_INITIALIZER = (provider, valuePath) -> {
     };
 
 }

core/src/main/java/cc/carm/lib/configuration/value/impl/CachedConfigValue.java

@@ -9,12 +9,12 @@ import org.jetbrains.annotations.Contract;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
-public abstract class CachedConfigValue<T> extends ConfigValue<T> {
+public abstract class CachedConfigValue<T, U> extends ConfigValue<T, U> {
 
     protected @Nullable T cachedValue;
     protected long parsedTime = -1;
 
-    protected CachedConfigValue(@NotNull ValueManifest<T> manifest) {
+    protected CachedConfigValue(@NotNull ValueManifest<T, U> manifest) {
         super(manifest);
     }
 

core/src/main/java/cc/carm/lib/configuration/value/standard/ConfiguredList.java

@@ -5,6 +5,7 @@ import cc.carm.lib.configuration.adapter.ValueParser;
 import cc.carm.lib.configuration.adapter.ValueSerializer;
 import cc.carm.lib.configuration.adapter.ValueType;
 import cc.carm.lib.configuration.builder.list.ConfigListBuilder;
+import cc.carm.lib.configuration.builder.list.SourceListBuilder;
 import cc.carm.lib.configuration.value.ValueManifest;
 import cc.carm.lib.configuration.value.impl.CachedConfigValue;
 import org.jetbrains.annotations.NotNull;
@@ -15,7 +16,7 @@ import java.util.function.Consumer;
 import java.util.function.Function;
 import java.util.function.Supplier;
 
-public class ConfiguredList<V> extends CachedConfigValue<List<V>> implements List<V> {
+public class ConfiguredList<V> extends CachedConfigValue<List<V>, V> implements List<V> {
 
     public static <T> @NotNull ConfigListBuilder<T> builderOf(@NotNull Class<T> type) {
         return builderOf(ValueType.of(type));
@@ -25,10 +26,26 @@ public class ConfiguredList<V> extends CachedConfigValue<List<V>> implements Lis
         return new ConfigListBuilder<>(type);
     }
 
+    public static <T> @NotNull SourceListBuilder<T, T> with(@NotNull Class<T> registeredType) {
+        return with(ValueType.of(registeredType));
+    }
+
+    public static <T> @NotNull SourceListBuilder<T, T> with(@NotNull ValueType<T> registeredType) {
+        return new ConfigListBuilder<>(registeredType).from(registeredType);
+    }
+
+    @SafeVarargs
+    public static <T> @NotNull ConfiguredList<T> of(@NotNull T value, @NotNull T... values) {
+        List<T> list = new ArrayList<>();
+        list.add(value);
+        Collections.addAll(list, values);
+        return with(ValueType.of(value)).defaults(list).build();
+    }
+
     protected final @NotNull Supplier<? extends List<V>> constructor;
     protected final @NotNull ValueAdapter<V> paramAdapter;
 
-    public ConfiguredList(@NotNull ValueManifest<List<V>> manifest,
+    public ConfiguredList(@NotNull ValueManifest<List<V>, V> manifest,
                           @NotNull Supplier<? extends List<V>> constructor,
                           @NotNull ValueAdapter<V> paramAdapter) {
         super(manifest);
@@ -70,40 +87,46 @@ public class ConfiguredList<V> extends CachedConfigValue<List<V>> implements Lis
         if (!cacheExpired()) return getCachedOrDefault(createList());
         // Data that is outdated and needs to be parsed again.
         List<V> list = createList();
-        List<?> data = config().contains(path()) ? config().getList(path()) : null;
+        try {
-        if (data == null) return getDefaultFirst(list);
+            List<?> data = config().contains(path()) ? config().getList(path()) : null;
+            if (data == null) return getDefaultFirst(list);
 
-        ValueParser<V> parser = parser();
+            ValueParser<V> parser = parser();
-        if (parser == null) return getDefaultFirst(list);
+            if (parser == null) return getDefaultFirst(list);
 
-        for (Object dataVal : data) {
+            int i = 0;
-            if (dataVal == null) continue;
+            for (Object dataVal : data) {
-            try {
+                if (dataVal == null) continue;
-                list.add(parser.parse(holder(), paramType(), dataVal));
+                try {
-            } catch (Exception e) {
+                    list.add(withValidated(parser.parse(holder(), paramType(), dataVal)));
-                e.printStackTrace();
+                } catch (Exception e) {
+                    throwing(path + "[" + i + "]", e);
+                }
             }
+        } catch (Exception ex) {
+            throwing(ex);
         }
         return updateCache(list);
     }
 
     @Override
-    public void set(@Nullable List<V> value) {
+    public void set(@Nullable List<V> list) {
-        updateCache(value);
+        updateCache(list);
-        if (value == null) {
+        if (list == null) {
             setData(null);
             return;
         }
 
         ValueSerializer<V> serializer = serializer();
         if (serializer == null) return;
+
         List<Object> data = new ArrayList<>();
-        for (V val : value) {
+        for (V val : list) {
             if (val == null) continue;
             try {
-                data.add(serializer.serialize(holder(), paramType(), val));
+                data.add(serializer.serialize(holder(), paramType(), withValidated(val)));
             } catch (Exception ex) {
-                ex.printStackTrace();
+                throwing(ex);
             }
         }
         setData(data);

core/src/main/java/cc/carm/lib/configuration/value/standard/ConfiguredMap.java

@@ -17,7 +17,11 @@ import java.util.function.Consumer;
 import java.util.function.Function;
 import java.util.function.Supplier;
 
-public class ConfiguredMap<K, V> extends CachedConfigValue<Map<K, V>> implements Map<K, V> {
+public class ConfiguredMap<K, V> extends CachedConfigValue<Map<K, V>, V> implements Map<K, V> {
+
+    public static <V> ConfigMapCreator<String, V> builderOf(@NotNull Class<V> valueType) {
+        return builderOf(String.class, valueType);
+    }
 
     public static <K, V> ConfigMapCreator<K, V> builderOf(@NotNull ValueType<K> keyType, @NotNull ValueType<V> valueType) {
         return new ConfigMapCreator<>(keyType, valueType);
@@ -38,7 +42,7 @@ public class ConfiguredMap<K, V> extends CachedConfigValue<Map<K, V>> implements
     protected final @NotNull ValueAdapter<K> keyAdapter;
     protected final @NotNull ValueAdapter<V> valueAdapter;
 
-    public ConfiguredMap(@NotNull ValueManifest<Map<K, V>> manifest,
+    public ConfiguredMap(@NotNull ValueManifest<Map<K, V>, V> manifest,
                          @NotNull Supplier<? extends Map<K, V>> constructor,
                          @NotNull ValueAdapter<K> keyAdapter, @NotNull ValueAdapter<V> valueAdapter) {
         super(manifest);
@@ -73,26 +77,31 @@ public class ConfiguredMap<K, V> extends CachedConfigValue<Map<K, V>> implements
         // If the value is expired, we need to update it
         Map<K, V> map = createMap();
 
-        ConfigureSection section = config().getSection(path());
+        try {
-        if (section == null) return getDefaultFirst(map);
+            ConfigureSection section = config().getSection(path());
+            if (section == null) return getDefaultFirst(map);
 
-        Set<String> keys = section.getKeys(false);
+            Set<String> keys = section.getKeys(false);
-        if (keys.isEmpty()) return getDefaultFirst(map);
+            if (keys.isEmpty()) return getDefaultFirst(map);
 
-        ValueParser<K> keyParser = parserFor(keyAdapter);
+            ValueParser<K> keyParser = parserFor(keyAdapter);
-        ValueParser<V> valueParser = parserFor(valueAdapter);
+            if (keyParser == null) return getDefaultFirst(map);
-        if (keyParser == null || valueParser == null) return getDefaultFirst(map);
+            ValueParser<V> valueParser = parserFor(valueAdapter);
+            if (valueParser == null) return getDefaultFirst(map);
 
-        for (String dataKey : keys) {
+            for (String dataKey : keys) {
-            Object dataVal = section.get(dataKey);
+                Object dataVal = section.get(dataKey);
-            if (dataVal == null) continue;
+                if (dataVal == null) continue;
-            try {
+                try {
-                K key = keyParser.parse(holder(), keyType(), dataKey);
+                    K key = keyParser.parse(holder(), keyType(), dataKey);
-                V value = valueParser.parse(holder(), valueType(), dataVal);
+                    V value = valueParser.parse(holder(), valueType(), dataVal);
-                map.put(key, value);
+                    map.put(key, withValidated(value));
-            } catch (Exception e) {
+                } catch (Exception e) {
-                e.printStackTrace();
+                    throwing(path + "." + dataKey, e);
+                }
             }
+        } catch (Exception ex) {
+            throwing(ex);
         }
 
         return updateCache(map);
@@ -115,23 +124,28 @@ public class ConfiguredMap<K, V> extends CachedConfigValue<Map<K, V>> implements
             return;
         }
 
-        ValueSerializer<K> keySerializer = serializerFor(keyAdapter);
+        try {
-        ValueSerializer<V> valueSerializer = serializerFor(valueAdapter);
+            ValueSerializer<K> keySerializer = serializerFor(keyAdapter);
-        if (keySerializer == null || valueSerializer == null) return;
+            if (keySerializer == null) return;
+            ValueSerializer<V> valueSerializer = serializerFor(valueAdapter);
+            if (valueSerializer == null) return;
 
-        Map<Object, Object> data = new LinkedHashMap<>();
+            Map<Object, Object> data = new LinkedHashMap<>();
 
-        for (Map.Entry<K, V> entry : value.entrySet()) {
+            for (Map.Entry<K, V> entry : value.entrySet()) {
-            try {
+                try {
-                data.put(
+                    data.put(
-                        keySerializer.serialize(holder(), keyType(), entry.getKey()),
+                            keySerializer.serialize(holder(), keyType(), entry.getKey()),
-                        valueSerializer.serialize(holder(), valueType(), entry.getValue())
+                            valueSerializer.serialize(holder(), valueType(), withValidated(entry.getValue()))
-                );
+                    );
-            } catch (Exception e) {
+                } catch (Exception e) {
-                e.printStackTrace();
+                    throwing(path + "." + entry.getKey(), e);
+                }
             }
+            setData(data);
+        } catch (Exception ex) {
+            throwing(ex);
         }
-        setData(data);
     }
 
     public <T> @NotNull T handle(Function<Map<K, V>, T> function) {

core/src/main/java/cc/carm/lib/configuration/value/standard/ConfiguredValue.java

@@ -5,6 +5,8 @@ import cc.carm.lib.configuration.adapter.ValueParser;
 import cc.carm.lib.configuration.adapter.ValueSerializer;
 import cc.carm.lib.configuration.adapter.ValueType;
 import cc.carm.lib.configuration.builder.value.ConfigValueBuilder;
+import cc.carm.lib.configuration.builder.value.SourceValueBuilder;
+import cc.carm.lib.configuration.source.ConfigurationHolder;
 import cc.carm.lib.configuration.value.ValueManifest;
 import cc.carm.lib.configuration.value.impl.CachedConfigValue;
 import org.jetbrains.annotations.NotNull;
@@ -12,16 +14,54 @@ import org.jetbrains.annotations.Nullable;
 
 import java.util.function.Supplier;
 
-public class ConfiguredValue<V> extends CachedConfigValue<V> {
+public class ConfiguredValue<V> extends CachedConfigValue<V, V> {
 
+    /**
+     * Create a new value builder.
+     *
+     * @param type The type of the value.
+     * @param <V>  The type of the value.
+     * @return a {@link ConfigValueBuilder} with the specified type.
+     */
     public static <V> ConfigValueBuilder<V> builderOf(@NotNull Class<V> type) {
         return new ConfigValueBuilder<>(ValueType.of(type));
     }
 
+    /**
+     * Create a new value builder.
+     *
+     * @param type The type of the value.
+     * @param <V>  The type of the value.
+     * @return a {@link ConfigValueBuilder} with the specified type.
+     */
     public static <V> ConfigValueBuilder<V> builderOf(@NotNull ValueType<V> type) {
         return new ConfigValueBuilder<>(type);
     }
 
+    /**
+     * Create a new value builder with the specified {@link ConfigurationHolder#registeredValues()} type.
+     *
+     * @param registeredType The type of the value.
+     * @param <V>            The type of the value.
+     * @return a {@link SourceValueBuilder} with the specified registered type.
+     * @see ValueAdapter
+     */
+    public static <V> SourceValueBuilder<V, V> with(@NotNull Class<V> registeredType) {
+        return with(ValueType.of(registeredType));
+    }
+
+    /**
+     * Create a new value builder with the specified {@link ConfigurationHolder#registeredValues()} type.
+     *
+     * @param registeredType The type of the value.
+     * @param <V>            The type of the value.
+     * @return a {@link SourceValueBuilder} with the specified registered type.
+     * @see ValueAdapter
+     */
+    public static <V> SourceValueBuilder<V, V> with(@NotNull ValueType<V> registeredType) {
+        return new ConfigValueBuilder<>(registeredType).from(registeredType);
+    }
+
     public static <V> ConfiguredValue<V> of(@NotNull V defaults) {
         return of(ValueType.of(defaults), () -> defaults);
     }
@@ -51,7 +91,7 @@ public class ConfiguredValue<V> extends CachedConfigValue<V> {
         );
     }
 
-    public static <V> ConfiguredValue<V> of(@NotNull ValueManifest<V> manifest,
+    public static <V> ConfiguredValue<V> of(@NotNull ValueManifest<V, V> manifest,
                                             @Nullable ValueParser<V> parser,
                                             @Nullable ValueSerializer<V> serializer) {
         ValueAdapter<V> adapter = new ValueAdapter<>(manifest.type());
@@ -60,13 +100,13 @@ public class ConfiguredValue<V> extends CachedConfigValue<V> {
         return of(manifest, adapter);
     }
 
-    public static <V> ConfiguredValue<V> of(@NotNull ValueManifest<V> manifest, @NotNull ValueAdapter<V> adapter) {
+    public static <V> ConfiguredValue<V> of(@NotNull ValueManifest<V, V> manifest, @NotNull ValueAdapter<V> adapter) {
         return new ConfiguredValue<>(manifest, adapter);
     }
 
     protected final @NotNull ValueAdapter<V> adapter;
 
-    public ConfiguredValue(@NotNull ValueManifest<V> manifest, @NotNull ValueAdapter<V> adapter) {
+    public ConfiguredValue(@NotNull ValueManifest<V, V> manifest, @NotNull ValueAdapter<V> adapter) {
         super(manifest);
         this.adapter = adapter;
     }
@@ -97,18 +137,19 @@ public class ConfiguredValue<V> extends CachedConfigValue<V> {
         if (!cacheExpired()) return getCachedOrDefault();
         // Data that is outdated and needs to be parsed again.
 
-        Object data = getData();
-        if (data == null) return defaults();
-
-        ValueParser<V> parser = parser();
-        if (parser == null) return defaults(); // No parser, return default value.
-
         try {
+            Object data = getData();
+            if (data == null) return defaults();
+
+            ValueParser<V> parser = parser();
+            if (parser == null) return defaults(); // No parser, return default value.
+
             // If there are no errors, update the cache and return.
-            return updateCache(parser.parse(holder(), type(), data));
+            V parsed = parser.parse(holder(), type(), data);
+            return updateCache(withValidated(parsed));
         } catch (Exception e) {
-            // There was a parsing error, prompted and returned the default value.
+            // There was a validate or parsing error, prompted and returned the default value.
-            e.printStackTrace();
+            throwing(e);
             return defaults();
         }
 
@@ -121,20 +162,20 @@ public class ConfiguredValue<V> extends CachedConfigValue<V> {
      * @param value The value to be set
      */
     @Override
-    public void set(V value) {
+    public void set(@Nullable V value) {
         updateCache(value); // Update cache
         if (value == null) {
             setData(null);
             return;
         }
 
-        ValueSerializer<V> serializer = serializer();
-        if (serializer == null) return; // No serializer, do nothing.
-
         try {
-            setData(serializer.serialize(holder(), type(), value));
+            ValueSerializer<V> serializer = serializer();
+            if (serializer == null) return; // No serializer, do nothing.
+
+            setData(serializer.serialize(holder(), type(), withValidated(value)));
         } catch (Exception e) {
-            e.printStackTrace();
+            throwing(e);
         }
 
     }

demo/pom.xml

@@ -3,9 +3,9 @@
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <parent>
-        <artifactId>easyconfiguration-parent</artifactId>
+        <artifactId>configured-parent</artifactId>
         <groupId>cc.carm.lib</groupId>
-        <version>4.0.1</version>
+        <version>4.1.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <properties>
@@ -13,22 +13,37 @@
         <maven.compiler.target>${project.jdk.version}</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <maven.compiler.encoding>UTF-8</maven.compiler.encoding>
+
     </properties>
-    <artifactId>easyconfiguration-demo</artifactId>
+    <artifactId>configured-demo</artifactId>
     <packaging>jar</packaging>
 
     <dependencies>
 
         <dependency>
             <groupId>${project.parent.groupId}</groupId>
-            <artifactId>easyconfiguration-core</artifactId>
+            <artifactId>configured-core</artifactId>
             <version>${project.parent.version}</version>
             <scope>compile</scope>
         </dependency>
 
         <dependency>
             <groupId>${project.parent.groupId}</groupId>
-            <artifactId>easyconfiguration-feature-commentable</artifactId>
+            <artifactId>configured-feature-commentable</artifactId>
+            <version>${project.parent.version}</version>
+            <scope>compile</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>${project.parent.groupId}</groupId>
+            <artifactId>configured-feature-versioned</artifactId>
+            <version>${project.parent.version}</version>
+            <scope>compile</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>${project.parent.groupId}</groupId>
+            <artifactId>configured-feature-validators</artifactId>
             <version>${project.parent.version}</version>
             <scope>compile</scope>
         </dependency>

demo/src/main/java/cc/carm/lib/configuration/demo/DatabaseConfiguration.java

@@ -3,11 +3,10 @@ package cc.carm.lib.configuration.demo;
 import cc.carm.lib.configuration.Configuration;
 import cc.carm.lib.configuration.annotation.ConfigPath;
 import cc.carm.lib.configuration.annotation.HeaderComments;
-import cc.carm.lib.configuration.value.ConfigValue;
 import cc.carm.lib.configuration.value.standard.ConfiguredValue;
 
 @HeaderComments({"", "数据库配置", "  用于提供数据库连接，进行数据库操作。"})
-public class DatabaseConfiguration implements Configuration {
+public interface DatabaseConfiguration extends Configuration {
 
     @ConfigPath("driver")
     @HeaderComments({
@@ -16,18 +15,19 @@ public class DatabaseConfiguration implements Configuration {
             "- MySQL(新): com.mysql.cj.jdbc.Driver",
             "- MariaDB(推荐): org.mariadb.jdbc.Driver",
     })
-    protected static final ConfigValue<String> DRIVER_NAME = ConfiguredValue.of(
+    ConfiguredValue<String> DRIVER_NAME = ConfiguredValue.of(
             String.class, "com.mysql.cj.jdbc.Driver"
     );
 
-    protected static final ConfigValue<String> HOST = ConfiguredValue.of(String.class, "127.0.0.1");
+    ConfiguredValue<String> HOST = ConfiguredValue.of(String.class, "127.0.0.1");
-    protected static final ConfigValue<Integer> PORT = ConfiguredValue.of(Integer.class, 3306);
+    ConfiguredValue<Integer> PORT = ConfiguredValue.of(Integer.class, 3306);
-    protected static final ConfigValue<String> DATABASE = ConfiguredValue.of(String.class, "minecraft");
+    ConfiguredValue<String> DATABASE = ConfiguredValue.of(String.class, "minecraft");
-    protected static final ConfigValue<String> USERNAME = ConfiguredValue.of(String.class, "root");
+    ConfiguredValue<String> USERNAME = ConfiguredValue.of(String.class, "root");
-    protected static final ConfigValue<String> PASSWORD = ConfiguredValue.of(String.class, "password");
+    ConfiguredValue<String> PASSWORD = ConfiguredValue.of(String.class, "password");
-    protected static final ConfigValue<String> EXTRA = ConfiguredValue.of(String.class, "?useSSL=false");
 
-    protected static String buildJDBC() {
+    ConfiguredValue<String> EXTRA = ConfiguredValue.of(String.class, "?useSSL=false");
+
+    static String buildJDBC() {
         return String.format("jdbc:mysql://%s:%s/%s%s", HOST.get(), PORT.get(), DATABASE.get(), EXTRA.get());
     }
 

demo/src/main/java/cc/carm/lib/configuration/demo/tests/ConfigurationTest.java

@@ -69,14 +69,14 @@ public class ConfigurationTest {
         provider.initialize(TEST);
 
         System.out.println("> Test Inner value before:");
-        System.out.println(TEST.INSTANCE.INNER_VALUE.resolve());
+        System.out.println(TEST.INSTANCE.STATUS.resolve());
 
         double after = Math.random() * 200D;
         System.out.println("> Test Inner value -> " + after);
-        TEST.INSTANCE.INNER_VALUE.set(after);
+        TEST.INSTANCE.STATUS.set(after);
 
         System.out.println("> Test Inner value after:");
-        System.out.println(TEST.INSTANCE.INNER_VALUE.resolve());
+        System.out.println(TEST.INSTANCE.STATUS.resolve());
 
     }
 

demo/src/main/java/cc/carm/lib/configuration/demo/tests/conf/DemoConfiguration.java

@@ -1,14 +1,9 @@
 package cc.carm.lib.configuration.demo.tests.conf;
 
 import cc.carm.lib.configuration.Configuration;
-import cc.carm.lib.configuration.annotation.ConfigPath;
+import cc.carm.lib.configuration.annotation.*;
-import cc.carm.lib.configuration.annotation.FooterComments;
-import cc.carm.lib.configuration.annotation.HeaderComments;
-import cc.carm.lib.configuration.annotation.InlineComment;
-import cc.carm.lib.configuration.demo.DatabaseConfiguration;
 import cc.carm.lib.configuration.demo.tests.model.ItemStack;
 import cc.carm.lib.configuration.demo.tests.model.UserRecord;
-import cc.carm.lib.configuration.value.ConfigValue;
 import cc.carm.lib.configuration.value.standard.ConfiguredList;
 import cc.carm.lib.configuration.value.standard.ConfiguredMap;
 import cc.carm.lib.configuration.value.standard.ConfiguredValue;
@@ -24,24 +19,27 @@ import java.util.UUID;
         "------------------------------------------------",
         "此处内容将显示在配置文件的最下方",
         "可用于显示版权信息等",
-        "感谢您使用 https://github.com/CarmJos/EasyConfiguration !"
+        "感谢您使用 https://github.com/CarmJos/configured !"
 })
 public interface DemoConfiguration extends Configuration {
 
     @ConfigPath(root = true)
-    ConfigValue<Double> VERSION = ConfiguredValue.of(Double.class, 1.0D);
+    @ConfigVersion(2)
+    ConfiguredValue<Double> VERSION = ConfiguredValue.of(Double.class, 2.0D);
 
     @ConfigPath(root = true)
     @FooterComments({"此处内容将显示在配置条目的下方", "可用于补充说明，但一般不建议使用"})
-    ConfigValue<Long> TEST_NUMBER = ConfiguredValue.of(1000000L);
+    ConfiguredValue<Long> TEST_NUMBER = ConfiguredValue.with(Long.class).defaults(123456789L).build();
 
     @HeaderComments({"枚举类型测试"})
     @FooterComments({"上述的枚举内容本质上是通过STRING解析的"})
-    ConfigValue<ChronoUnit> TEST_ENUM = ConfiguredValue.of(ChronoUnit.class, ChronoUnit.DAYS);
+    ConfiguredValue<ChronoUnit> TEST_ENUM = ConfiguredValue.of(ChronoUnit.class, ChronoUnit.DAYS);
 
-    // 支持通过 Class<?> 变量标注子配置，一并注册。
+    @HeaderComments({"空值测试"})
-    // 注意： 若对应类也有注解，则优先使用类的注解。
+    @InlineComment("空值Inline注释")
-    Class<?> DATABASE = DatabaseConfiguration.class;
+    ConfiguredMap<String, String> EMPTY = ConfiguredMap.builderOf(String.class, String.class)
+            .asLinkedMap().fromString()
+            .build();
 
     @ConfigPath("registered_users") // 通过注解规定配置文件中的路径，若不进行注解则以变量名自动生成。
     @HeaderComments({"Section类型数据测试"}) // 通过注解给配置添加注释。
@@ -73,7 +71,7 @@ public interface DemoConfiguration extends Configuration {
     class SUB implements Configuration {
 
         @ConfigPath(value = "uuid-value", root = true)
-        public static final ConfigValue<UUID> UUID_CONFIG_VALUE = ConfiguredValue
+        public static final ConfiguredValue<UUID> UUID_CONFIG_VALUE = ConfiguredValue
                 .builderOf(UUID.class).fromString()
                 .parse((holder, data) -> UUID.fromString(data))
                 .build();

demo/src/main/java/cc/carm/lib/configuration/demo/tests/conf/InstanceConfig.java

@@ -2,12 +2,13 @@ package cc.carm.lib.configuration.demo.tests.conf;
 
 import cc.carm.lib.configuration.Configuration;
 import cc.carm.lib.configuration.annotation.HeaderComments;
-import cc.carm.lib.configuration.value.ConfigValue;
+import cc.carm.lib.configuration.annotation.ValueRange;
 import cc.carm.lib.configuration.value.standard.ConfiguredValue;
 
-@HeaderComments("Inner Test")
+@HeaderComments("service")
 public class InstanceConfig implements Configuration {
 
-    public final ConfigValue<Double> INNER_VALUE = ConfiguredValue.of(1.0D);
+    @ValueRange(min = 0, max = 100, message = "The value must be between 0 and 100")
+    public final ConfiguredValue<Double> STATUS = ConfiguredValue.of(1.0D);
 
 }

demo/src/main/java/cc/carm/lib/configuration/demo/tests/conf/RegistryConfig.java

@@ -6,7 +6,6 @@ import cc.carm.lib.configuration.annotation.FooterComments;
 import cc.carm.lib.configuration.annotation.HeaderComments;
 import cc.carm.lib.configuration.annotation.InlineComment;
 import cc.carm.lib.configuration.demo.tests.model.UserRecord;
-import cc.carm.lib.configuration.value.ConfigValue;
 import cc.carm.lib.configuration.value.standard.ConfiguredValue;
 
 import java.util.UUID;
@@ -20,7 +19,7 @@ public class RegistryConfig implements Configuration {
     @FooterComments({"12313213212"})
     @InlineComment(value = "用户名(匹配注释)", regex = "name") // 通过注解给配置添加注释。
     @InlineComment(value = "信息", regex = {"info.*", "info.game.*"}) // 通过注解给配置添加注释。
-    public final ConfigValue<UserRecord> TEST_MODEL = ConfiguredValue.builderOf(UserRecord.class).fromSection()
+    public final ConfiguredValue<UserRecord> OWNER = ConfiguredValue.builderOf(UserRecord.class).fromSection()
             .defaults(new UserRecord("Carm", UUID.randomUUID()))
             .parse((holder, section) -> UserRecord.deserialize(section))
             .serialize((holder, data) -> data.serialize()).build();

demo/src/main/java/cc/carm/lib/configuration/demo/tests/model/ItemStack.java

@@ -33,11 +33,11 @@ public class ItemStack {
         return amount;
     }
 
-    public String getName() {
+    public @Nullable String getName() {
         return name;
     }
 
-    public List<String> getLore() {
+    public @Nullable List<String> getLore() {
         return lore;
     }
 
@@ -49,11 +49,11 @@ public class ItemStack {
         this.amount = amount;
     }
 
-    public void setName(String name) {
+    public void setName(@Nullable String name) {
         this.name = name;
     }
 
-    public void setLore(List<String> lore) {
+    public void setLore(@Nullable List<String> lore) {
         this.lore = lore;
     }
 

demo/src/main/java/cc/carm/lib/configuration/demo/tests/model/UserRecord.java

@@ -36,6 +36,7 @@ public class UserRecord extends AbstractRecord {
     }
 
     public static UserRecord deserialize(ConfigureSection section) {
+        System.out.println(">  Deserializing  -> " + section.fullPath());
         String name = section.getString("name");
         if (name == null) throw new NullPointerException("name is null");
         String uuidString = section.getString("info.uuid");

features/commentable/pom.xml

@@ -5,8 +5,8 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>cc.carm.lib</groupId>
-        <artifactId>easyconfiguration-parent</artifactId>
+        <artifactId>configured-parent</artifactId>
-        <version>4.0.1</version>
+        <version>4.1.3</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <properties>
@@ -16,13 +16,13 @@
         <maven.compiler.encoding>UTF-8</maven.compiler.encoding>
     </properties>
 
-    <artifactId>easyconfiguration-feature-commentable</artifactId>
+    <artifactId>configured-feature-commentable</artifactId>
     <packaging>jar</packaging>
 
     <dependencies>
         <dependency>
             <groupId>${project.groupId}</groupId>
-            <artifactId>easyconfiguration-core</artifactId>
+            <artifactId>configured-core</artifactId>
             <version>${project.version}</version>
         </dependency>
     </dependencies>

features/commentable/src/main/java/cc/carm/lib/configuration/annotation/InlineComment.java

@@ -44,6 +44,9 @@ public @interface InlineComment {
      *         bar: "foobar" # Comment Contents
      * </pre></blockquote>
      *
+     * <p><i>Some implements may not support this feature
+     * in list values or other complex structures.</i>
+     *
      * @return The path regexes of this comment
      */
     @NotNull

features/commentable/src/main/java/cc/carm/lib/configuration/annotation/InlineComments.java

@@ -9,7 +9,12 @@ import java.lang.annotation.Target;
 @Retention(RetentionPolicy.RUNTIME)
 public @interface InlineComments {
 
-
+    /**
+     * Multiple inline comments support.
+     *
+     * @return inline comment contents.
+     * @see InlineComment
+     */
     InlineComment[] value();
 
 }

features/commentable/src/main/java/cc/carm/lib/configuration/commentable/Commentable.java

@@ -26,7 +26,7 @@ public class Commentable {
         String comment = getInlineComment(holder, path, null);
         if (comment != null) return comment;
 
-        String sep = String.valueOf(holder.options().get(StandardOptions.PATH_SEPARATOR));
+        String sep = String.valueOf(holder.option(StandardOptions.PATH_SEPARATOR));
 
         // If the comment is not found, try to get the comment from the parent section
         String[] keys = path.split(Pattern.quote(sep));

features/commentable/src/main/java/cc/carm/lib/configuration/commentable/CommentableMeta.java

@@ -49,6 +49,17 @@ public interface CommentableMeta {
                 FooterComments.class, FOOTER,
                 a -> Arrays.asList(a.value())
         );
+        initializer.registerAnnotation(InlineComment.class, INLINE, a -> {
+            Map<String, String> map = new HashMap<>();
+            if (a.regex().length == 0) { // for current path
+                map.put(null, a.value());
+                return map;
+            }
+            for (String regex : a.regex()) { // for specified path
+                map.put(regex, a.value());
+            }
+            return map;
+        });
         initializer.registerAnnotation(InlineComments.class, INLINE, a -> {
             Map<String, String> map = new HashMap<>();
             for (InlineComment comment : a.value()) {

features/file/pom.xml

@@ -5,8 +5,8 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>cc.carm.lib</groupId>
-        <artifactId>easyconfiguration-parent</artifactId>
+        <artifactId>configured-parent</artifactId>
-        <version>4.0.1</version>
+        <version>4.1.3</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <properties>
@@ -16,13 +16,13 @@
         <maven.compiler.encoding>UTF-8</maven.compiler.encoding>
     </properties>
 
-    <artifactId>easyconfiguration-feature-file</artifactId>
+    <artifactId>configured-feature-file</artifactId>
     <packaging>jar</packaging>
 
     <dependencies>
         <dependency>
             <groupId>${project.groupId}</groupId>
-            <artifactId>easyconfiguration-core</artifactId>
+            <artifactId>configured-core</artifactId>
             <version>${project.version}</version>
         </dependency>
     </dependencies>

features/section/pom.xml

@@ -5,8 +5,8 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>cc.carm.lib</groupId>
-        <artifactId>easyconfiguration-parent</artifactId>
+        <artifactId>configured-parent</artifactId>
-        <version>4.0.1</version>
+        <version>4.1.3</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <properties>
@@ -16,13 +16,13 @@
         <maven.compiler.encoding>UTF-8</maven.compiler.encoding>
     </properties>
 
-    <artifactId>easyconfiguration-feature-section</artifactId>
+    <artifactId>configured-feature-section</artifactId>
     <packaging>jar</packaging>
 
     <dependencies>
         <dependency>
             <groupId>${project.groupId}</groupId>
-            <artifactId>easyconfiguration-core</artifactId>
+            <artifactId>configured-core</artifactId>
             <version>${project.version}</version>
         </dependency>
     </dependencies>

features/section/src/main/java/cc/carm/lib/configuration/source/section/AbstractMapSection.java

@@ -0,0 +1,189 @@
+package cc.carm.lib.configuration.source.section;
+
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+import org.jetbrains.annotations.UnmodifiableView;
+
+import java.util.*;
+
+public abstract class AbstractMapSection<R extends AbstractMapSection<R>> implements ConfigureSection {
+
+    protected final @NotNull Map<String, Object> data;
+    protected final @Nullable R parent;
+    protected final @NotNull String path;
+
+    protected AbstractMapSection(@Nullable R parent, @NotNull String path) {
+        this.parent = parent;
+        this.path = path;
+        this.data = new LinkedHashMap<>();
+    }
+
+    public void migrate(Map<?, ?> data) {
+        for (Map.Entry<?, ?> entry : data.entrySet()) {
+            String key = (entry.getKey() == null) ? "" : entry.getKey().toString();
+            if (entry.getValue() instanceof Map) {
+                this.data.put(key, createSection(key, (Map<?, ?>) entry.getValue()));
+            } else if (entry.getValue() instanceof List) {
+                List<Object> list = new ArrayList<>();
+                int index = 0;
+                for (Object obj : (List<?>) entry.getValue()) {
+                    if (obj instanceof Map) {
+                        list.add(createSection(key + "[" + index + "]", (Map<?, ?>) obj));
+                    } else {
+                        list.add(obj);
+                    }
+                    index++;
+                }
+                this.data.put(key, list);
+            } else {
+                this.data.put(key, entry.getValue());
+            }
+        }
+    }
+
+    public abstract @NotNull R self();
+
+    @Override
+    public abstract @NotNull R createSection(@NotNull String path, @NotNull Map<?, ?> data);
+
+    @Override
+    public @NotNull String path() {
+        return this.path;
+    }
+
+    @Override
+    public boolean contains(@NotNull String path) {
+        R section = getSectionFor(path);
+        if (section == this) {
+            return this.data().containsKey(path);
+        } else {
+            return section.contains(childPath(path));
+        }
+    }
+
+    public @NotNull Map<String, Object> data() {
+        return this.data;
+    }
+
+    @Override
+    public boolean isEmpty() {
+        return this.data.isEmpty();
+    }
+
+    @Override
+    public int size(boolean deep) {
+        return deep ? getKeys(true).size() : this.data.size();
+    }
+
+    @Override
+    @UnmodifiableView
+    public @NotNull Map<String, Object> asMap() {
+        Map<String, Object> output = new LinkedHashMap<>();
+        for (Map.Entry<String, Object> entry : this.data.entrySet()) {
+            if (entry.getValue() instanceof AbstractMapSection<?>) {
+                output.put(entry.getKey(), ((AbstractMapSection<?>) entry.getValue()).asMap());
+            } else if (entry.getValue() instanceof List<?>) {
+                List<Object> list = new ArrayList<>();
+                for (Object obj : (List<?>) entry.getValue()) {
+                    if (obj instanceof AbstractMapSection<?>) {
+                        list.add(((AbstractMapSection<?>) obj).asMap());
+                    } else {
+                        list.add(obj);
+                    }
+                }
+                output.put(entry.getKey(), list);
+            } else {
+                output.put(entry.getKey(), entry.getValue());
+            }
+        }
+        return output;
+    }
+
+    public @Nullable R parent() {
+        return this.parent;
+    }
+
+
+    @Override
+    public @NotNull Map<String, Object> getValues(boolean deep) {
+        return Collections.unmodifiableMap(deep ? mappingValues(this, null, true, String.valueOf(pathSeparator())) : data());
+    }
+
+    @Override
+    public @NotNull @UnmodifiableView Set<String> getKeys(boolean deep) {
+        return Collections.unmodifiableSet(deep ? mappingKeys(this, null, true, String.valueOf(pathSeparator())) : data().keySet());
+    }
+
+    @Override
+    public void set(@NotNull String path, @Nullable Object value) {
+        if (value instanceof Map) value = createSection(path, (Map<?, ?>) value);
+
+        R section = getSectionFor(path);
+        if (section == this) {
+            // Even this value is null, we still need to put it in the map
+            // to ensure that the path is marked as existing.
+            this.data.put(path, value);
+        } else {
+            section.set(childPath(path), value);
+        }
+    }
+
+    @Override
+    public void remove(@NotNull String path) {
+        R section = getSectionFor(path);
+        if (section != this) {
+            section.remove(childPath(path));
+        } else {
+            this.data.remove(path);
+        }
+    }
+
+    @Override
+    public @Nullable Object get(@NotNull String path) {
+        R section = getSectionFor(path);
+        return section == this ? data.get(path) : section.get(childPath(path));
+    }
+
+    @SuppressWarnings("unchecked")
+    private R getSectionFor(String path) {
+        int index = path.indexOf(pathSeparator());
+        if (index == -1) return self();
+
+        String root = path.substring(0, index);
+        return (R) computeSection(root);
+    }
+
+    /**
+     * Map the values of the children of the section to the output map.
+     *
+     * @param section The section to map the values from
+     * @param parent  The parent path
+     * @param deep    If the mapping should be deep
+     */
+    protected static Map<String, Object> mappingValues(@NotNull AbstractMapSection<?> section, @Nullable String parent, boolean deep, String pathSeparator) {
+        Map<String, Object> output = new LinkedHashMap<>();
+        for (Map.Entry<String, Object> entry : section.data().entrySet()) {
+            String path = (parent == null ? "" : parent + pathSeparator) + entry.getKey();
+            output.remove(path);
+            output.put(path, entry.getValue());
+            if (deep && entry.getValue() instanceof AbstractMapSection<?>) {
+                output.putAll(mappingValues((AbstractMapSection<?>) entry.getValue(), path, true, pathSeparator));
+            }
+        }
+        return output;
+    }
+
+    protected static Set<String> mappingKeys(@NotNull AbstractMapSection<?> section, @Nullable String parent, boolean deep, String pathSeparator) {
+        Set<String> keys = new LinkedHashSet<>();
+        for (Map.Entry<String, Object> entry : section.data().entrySet()) {
+            String path = (parent == null ? "" : parent + pathSeparator) + entry.getKey();
+            keys.add(path);
+            if (deep && entry.getValue() instanceof AbstractMapSection<?>) {
+                keys.addAll(mappingKeys((AbstractMapSection<?>) entry.getValue(), path, true, pathSeparator));
+            }
+        }
+        return keys;
+    }
+
+
+}

features/section/src/main/java/cc/carm/lib/configuration/source/section/ImmutableSection.java

@@ -0,0 +1,383 @@
+package cc.carm.lib.configuration.source.section;
+
+import cc.carm.lib.configuration.function.DataFunction;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+import org.jetbrains.annotations.UnmodifiableView;
+
+import java.util.*;
+import java.util.function.BiConsumer;
+import java.util.function.Function;
+import java.util.function.Supplier;
+import java.util.stream.Stream;
+
+public class ImmutableSection implements ConfigureSection {
+
+    public static ImmutableSection of(@NotNull ConfigureSection section) {
+        if (section instanceof ImmutableSection) {
+            return (ImmutableSection) section;
+        } else return new ImmutableSection(null, section);
+    }
+
+    protected final @Nullable ImmutableSection parent;
+    protected final @NotNull ConfigureSection raw;
+
+    private ImmutableSection(@Nullable ImmutableSection parent, @NotNull ConfigureSection raw) {
+        this.parent = parent;
+        this.raw = raw;
+    }
+
+    private @NotNull ConfigureSection raw() {
+        return raw;
+    }
+
+
+    @Override
+    public @Nullable ImmutableSection parent() {
+        return this.parent;
+    }
+
+    @Override
+    public @NotNull String path() {
+        return raw().path();
+    }
+
+    @Override
+    public @NotNull @UnmodifiableView Map<String, Object> getValues(boolean deep) {
+        return raw().getValues(deep);
+    }
+
+    @Override
+    public void set(@NotNull String path, @Nullable Object value) {
+        throw new IllegalStateException("This section is not modifiable!");
+    }
+
+    @Override
+    public void remove(@NotNull String path) {
+        throw new IllegalStateException("This section is not modifiable!");
+    }
+
+    @Override
+    public @NotNull ImmutableSection createSection(@NotNull String path, @NotNull Map<?, ?> data) {
+        return new ImmutableSection(this, raw().createSection(path, data));
+    }
+
+    @Override
+    public @Nullable Object get(@NotNull String path) {
+        Object value = raw().get(path);
+        if (value instanceof ConfigureSection && !(value instanceof ImmutableSection)) {
+            return new ImmutableSection(this, (ConfigureSection) value);
+        }
+        return value;
+    }
+
+    @Override
+    public @Nullable ConfigureSection getSection(@NotNull String path) {
+        ConfigureSection get = raw().getSection(path);
+        if (get != null && !(get instanceof ImmutableSection)) {
+            return new ImmutableSection(this, get);
+        }
+        return get;
+    }
+
+    @Override
+    public char pathSeparator() {
+        return raw().pathSeparator();
+    }
+
+    @Override
+    public boolean isRoot() {
+        return raw().isRoot();
+    }
+
+    @Override
+    public boolean isEmpty() {
+        return raw().isEmpty();
+    }
+
+    @Override
+    public @NotNull @UnmodifiableView Set<String> getKeys(boolean deep) {
+        return raw().getKeys(deep);
+    }
+
+    @Override
+    public @NotNull @UnmodifiableView Set<String> keys() {
+        return raw().keys();
+    }
+
+    @Override
+    public @NotNull @UnmodifiableView Map<String, Object> values() {
+        return raw().values();
+    }
+
+    @Override
+    public @NotNull @UnmodifiableView Map<String, Object> asMap() {
+        return raw().asMap();
+    }
+
+    @Override
+    public Stream<Map.Entry<String, Object>> stream() {
+        return raw().stream();
+    }
+
+    @Override
+    public void forEach(@NotNull BiConsumer<String, Object> action) {
+        raw().forEach(action);
+    }
+
+    @Override
+    public boolean contains(@NotNull String path) {
+        return raw().contains(path);
+    }
+
+    @Override
+    public boolean containsValue(@NotNull String path) {
+        return raw().containsValue(path);
+    }
+
+    @Override
+    public <T> boolean isType(@NotNull String path, @NotNull Class<T> typeClass) {
+        return raw().isType(path, typeClass);
+    }
+
+    @Override
+    public boolean isList(@NotNull String path) {
+        return raw().isList(path);
+    }
+
+    @Override
+    public @Nullable List<?> getList(@NotNull String path) {
+        return raw().getList(path);
+    }
+
+    @Override
+    public boolean isSection(@NotNull String path) {
+        return raw().isSection(path);
+    }
+
+    @Override
+    public <T> @Nullable T get(@NotNull String path, @NotNull Class<T> type) {
+        return raw().get(path, type);
+    }
+
+    @Override
+    public <T> @Nullable T get(@NotNull String path, @NotNull DataFunction<@Nullable Object, T> parser) {
+        return raw().get(path, parser);
+    }
+
+    @Override
+    public <T> @Nullable T get(@NotNull String path, T defaults, @NotNull Class<T> clazz) {
+        return raw().get(path, defaults, clazz);
+    }
+
+    @Override
+    public <T> @Nullable T get(@NotNull String path, T defaultValue, @NotNull DataFunction<Object, T> parser) {
+        return raw().get(path, defaultValue, parser);
+    }
+
+    @Override
+    public boolean isBoolean(@NotNull String path) {
+        return raw().isBoolean(path);
+    }
+
+    @Override
+    public boolean getBoolean(@NotNull String path) {
+        return raw().getBoolean(path);
+    }
+
+    @Override
+    public @Nullable Boolean getBoolean(@NotNull String path, @Nullable Boolean def) {
+        return raw().getBoolean(path, def);
+    }
+
+    @Override
+    public @Nullable Boolean isByte(@NotNull String path) {
+        return raw().isByte(path);
+    }
+
+    @Override
+    public @Nullable Byte getByte(@NotNull String path) {
+        return raw().getByte(path);
+    }
+
+    @Override
+    public @Nullable Byte getByte(@NotNull String path, @Nullable Byte def) {
+        return raw().getByte(path, def);
+    }
+
+    @Override
+    public boolean isShort(@NotNull String path) {
+        return raw().isShort(path);
+    }
+
+    @Override
+    public @Nullable Short getShort(@NotNull String path) {
+        return raw().getShort(path);
+    }
+
+    @Override
+    public @Nullable Short getShort(@NotNull String path, @Nullable Short def) {
+        return raw().getShort(path, def);
+    }
+
+    @Override
+    public boolean isInt(@NotNull String path) {
+        return raw().isInt(path);
+    }
+
+    @Override
+    public @Nullable Integer getInt(@NotNull String path) {
+        return raw().getInt(path);
+    }
+
+    @Override
+    public @Nullable Integer getInt(@NotNull String path, @Nullable Integer def) {
+        return raw().getInt(path, def);
+    }
+
+    @Override
+    public boolean isLong(@NotNull String path) {
+        return raw().isLong(path);
+    }
+
+    @Override
+    public @Nullable Long getLong(@NotNull String path) {
+        return raw().getLong(path);
+    }
+
+    @Override
+    public @Nullable Long getLong(@NotNull String path, @Nullable Long def) {
+        return raw().getLong(path, def);
+    }
+
+    @Override
+    public boolean isFloat(@NotNull String path) {
+        return raw().isFloat(path);
+    }
+
+    @Override
+    public @Nullable Float getFloat(@NotNull String path) {
+        return raw().getFloat(path);
+    }
+
+    @Override
+    public @Nullable Float getFloat(@NotNull String path, @Nullable Float def) {
+        return raw().getFloat(path, def);
+    }
+
+    @Override
+    public boolean isDouble(@NotNull String path) {
+        return raw().isDouble(path);
+    }
+
+    @Override
+    public @Nullable Double getDouble(@NotNull String path) {
+        return raw().getDouble(path);
+    }
+
+    @Override
+    public @Nullable Double getDouble(@NotNull String path, @Nullable Double def) {
+        return raw().getDouble(path, def);
+    }
+
+    @Override
+    public boolean isChar(@NotNull String path) {
+        return raw().isChar(path);
+    }
+
+    @Override
+    public @Nullable Character getChar(@NotNull String path) {
+        return raw().getChar(path);
+    }
+
+    @Override
+    public @Nullable Character getChar(@NotNull String path, @Nullable Character def) {
+        return raw().getChar(path, def);
+    }
+
+    @Override
+    public boolean isString(@NotNull String path) {
+        return raw().isString(path);
+    }
+
+    @Override
+    public @Nullable String getString(@NotNull String path) {
+        return raw().getString(path);
+    }
+
+    @Override
+    public @Nullable String getString(@NotNull String path, @Nullable String def) {
+        return raw().getString(path, def);
+    }
+
+    @Override
+    public @NotNull <V> List<V> getList(@NotNull String path, @NotNull DataFunction<Object, V> parser) {
+        return raw().getList(path, parser);
+    }
+
+    @Override
+    public @NotNull List<String> getStringList(@NotNull String path) {
+        return raw().getStringList(path);
+    }
+
+    @Override
+    public @NotNull List<Integer> getIntegerList(@NotNull String path) {
+        return raw().getIntegerList(path);
+    }
+
+    @Override
+    public @NotNull List<Long> getLongList(@NotNull String path) {
+        return raw().getLongList(path);
+    }
+
+    @Override
+    public @NotNull List<Double> getDoubleList(@NotNull String path) {
+        return raw().getDoubleList(path);
+    }
+
+    @Override
+    public @NotNull List<Float> getFloatList(@NotNull String path) {
+        return raw().getFloatList(path);
+    }
+
+    @Override
+    public @NotNull List<Byte> getByteList(@NotNull String path) {
+        return raw().getByteList(path);
+    }
+
+    @Override
+    public @NotNull List<Character> getCharList(@NotNull String path) {
+        return raw().getCharList(path);
+    }
+
+    @Override
+    public <T, C extends Collection<T>> @NotNull C getCollection(@NotNull String path, @NotNull Supplier<C> constructor, @NotNull DataFunction<Object, T> parser) {
+        return raw().getCollection(path, constructor, parser);
+    }
+
+    @Override
+    public @NotNull Stream<?> stream(@NotNull String path) {
+        return raw().stream(path);
+    }
+
+    @Override
+    public @NotNull <T> Stream<T> stream(@NotNull String path, @NotNull Function<Object, T> parser) {
+        return raw().stream(path, parser);
+    }
+
+    @Override
+    public String childPath(String path) {
+        return raw().childPath(path);
+    }
+
+    @Override
+    public int hashCode() {
+        return raw.hashCode();
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        return Objects.equals(raw, obj);
+    }
+
+}

features/section/src/main/java/cc/carm/lib/configuration/source/section/MemorySection.java

@@ -3,148 +3,54 @@ package cc.carm.lib.configuration.source.section;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
-import java.util.*;
+import java.util.LinkedHashMap;
+import java.util.Map;
+import java.util.function.Consumer;
+import java.util.function.Supplier;
 
-public class MemorySection implements ConfigureSection {
+public class MemorySection extends AbstractMapSection<MemorySection> {
 
-    public static @NotNull MemorySection root(@NotNull ConfigureSource<? extends MemorySection, ?, ?> source) {
+    public static MemorySection of() {
-        return new MemorySection(source, new LinkedHashMap<>(), null);
+        return of(new LinkedHashMap<>());
     }
 
-    public static @NotNull MemorySection root(@NotNull ConfigureSource<? extends MemorySection, ?, ?> source,
+    public static MemorySection of(@NotNull Consumer<Map<String, Object>> data) {
-                                              @Nullable Map<?, ?> data) {
+        return of(() -> {
-        return new MemorySection(source, data == null ? new LinkedHashMap<>() : data, null);
+            Map<String, Object> map = new LinkedHashMap<>();
+            data.accept(map);
+            return map;
+        });
     }
 
-    protected final @NotNull ConfigureSource<? extends MemorySection, ?, ?> source;
+    public static MemorySection of(@NotNull Supplier<Map<?, ?>> data) {
-    protected final @NotNull Map<String, Object> data;
+        return of(data.get());
-    protected final @Nullable MemorySection parent;
-
-    public MemorySection(@NotNull ConfigureSource<? extends MemorySection, ?, ?> source,
-                         @NotNull Map<?, ?> data, @Nullable MemorySection parent) {
-        this.source = source;
-        this.parent = parent;
-        this.data = new LinkedHashMap<>();
-        for (Map.Entry<?, ?> entry : data.entrySet()) {
-            String key = (entry.getKey() == null) ? "null" : entry.getKey().toString();
-            if (entry.getValue() instanceof Map) {
-                this.data.put(key, createChild((Map<?, ?>) entry.getValue()));
-            } else if (entry.getValue() instanceof List) {
-                List<Object> list = new ArrayList<>();
-                for (Object obj : (List<?>) entry.getValue()) {
-                    if (obj instanceof Map) {
-                        list.add(createChild((Map<?, ?>) obj));
-                    } else {
-                        list.add(obj);
-                    }
-                }
-                this.data.put(key, list);
-            } else {
-                this.data.put(key, entry.getValue());
-            }
-        }
     }
 
-    protected @NotNull MemorySection createChild(@NotNull Map<?, ?> data) {
+    public static MemorySection of(@NotNull Map<?, ?> data) {
-        return new MemorySection(source(), data, this);
+        return of(data, null, "");
     }
 
-    protected @NotNull MemorySection createChild() {
+    public static MemorySection of(@Nullable MemorySection parent, @NotNull String path) {
-        return createChild(new LinkedHashMap<>());
+        return of(new LinkedHashMap<>(), parent, path);
+    }
+
+    public static MemorySection of(@NotNull Map<?, ?> data, @Nullable MemorySection parent, @NotNull String path) {
+        return new MemorySection(data, parent, path);
+    }
+
+    public MemorySection(@NotNull Map<?, ?> raw, @Nullable MemorySection parent, @NotNull String path) {
+        super(parent, path);
+        migrate(raw);
     }
 
     @Override
-    public @NotNull ConfigureSource<? extends MemorySection, ?, ?> source() {
+    public @NotNull MemorySection self() {
-        return this.source;
+        return this;
-    }
-
-    public @NotNull Map<String, Object> data() {
-        return this.data;
-    }
-
-    public @Nullable MemorySection parent() {
-        return this.parent;
     }
 
     @Override
-    public @NotNull Map<String, Object> getValues(boolean deep) {
+    public @NotNull MemorySection createSection(@NotNull String path, @NotNull Map<?, ?> data) {
-        return Collections.unmodifiableMap(deep ? mapChildrenValues(this, null, true) : data());
+        return new MemorySection(data, this, path);
     }
 
-    @Override
-    public void set(@NotNull String path, @Nullable Object value) {
-        if (value instanceof Map) value = createChild((Map<?, ?>) value);
-
-        MemorySection section = getSectionFor(path);
-        if (section == this) {
-            // Even this value is null, we still need to put it in the map
-            // to ensure that the path is marked as existing.
-            this.data.put(path, value);
-        } else {
-            section.set(childPath(path), value);
-        }
-    }
-
-    @Override
-    public boolean contains(@NotNull String path) {
-        return get(path) != null;
-    }
-
-    @Override
-    public @Nullable Object get(@NotNull String path) {
-        MemorySection section = getSectionFor(path);
-        return section == this ? data.get(path) : section.get(childPath(path));
-    }
-
-    @Override
-    public @Nullable List<?> getList(@NotNull String path) {
-        Object val = get(path);
-        return (val instanceof List<?>) ? (List<?>) val : null;
-    }
-
-    @Override
-    public @Nullable ConfigureSection getSection(@NotNull String path) {
-        Object val = get(path);
-        return (val instanceof ConfigureSection) ? (ConfigureSection) val : null;
-    }
-
-    private MemorySection getSectionFor(String path) {
-        int index = path.indexOf(separator());
-        if (index == -1) return this;
-
-        String root = path.substring(0, index);
-        Object section = this.data.get(root);
-        if (section == null) {
-            section = createChild();
-            this.data.put(root, section);
-        }
-
-        return (MemorySection) section;
-    }
-
-    private String childPath(String path) {
-        int index = path.indexOf(separator());
-        return (index == -1) ? path : path.substring(index + 1);
-    }
-
-    /**
-     * Map the values of the children of the section to the output map.
-     *
-     * @param section The section to map the values from
-     * @param parent  The parent path
-     * @param deep    If the mapping should be deep
-     */
-    protected Map<String, Object> mapChildrenValues(@NotNull MemorySection section,
-                                                    @Nullable String parent, boolean deep) {
-        Map<String, Object> output = new LinkedHashMap<>();
-        for (Map.Entry<String, Object> entry : section.data().entrySet()) {
-            String path = (parent == null ? "" : parent + separator()) + entry.getKey();
-            output.remove(path);
-            output.put(path, entry.getValue());
-            if (deep && entry.getValue() instanceof MemorySection) {
-                output.putAll(mapChildrenValues((MemorySection) entry.getValue(), path, true));
-            }
-        }
-        return output;
-    }
 }

features/section/src/main/java/cc/carm/lib/configuration/source/section/ShadedSection.java

@@ -0,0 +1,151 @@
+package cc.carm.lib.configuration.source.section;
+
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+import org.jetbrains.annotations.UnmodifiableView;
+
+import java.util.*;
+
+public class ShadedSection implements ConfigureSection {
+
+    public static ShadedSection create(@NotNull ConfigureSection template, @Nullable ConfigureSection source) {
+        return new ShadedSection(null, template, source);
+    }
+
+    protected final @Nullable ShadedSection parent;
+    protected @NotNull ConfigureSection template;
+    protected @Nullable ConfigureSection source;
+
+    public ShadedSection(@Nullable ShadedSection parent,
+                         @NotNull ConfigureSection template, @Nullable ConfigureSection source) {
+        this.parent = parent;
+        this.template = template;
+        this.source = source;
+    }
+
+    @Override
+    public @Nullable ConfigureSection parent() {
+        return this.parent;
+    }
+
+    @Override
+    public @NotNull String path() {
+        return this.template.path();
+    }
+
+    @Override
+    public @NotNull @UnmodifiableView Map<String, Object> getValues(boolean deep) {
+        if (source == null) return template.getValues(deep);
+        // 本函数为，当 getValues 时，递归合并 source 和 template
+        return merge(template, source).getValues(deep);
+    }
+
+    @Override
+    public @NotNull @UnmodifiableView Map<String, Object> asMap() {
+        if (source == null) return template.asMap();
+        return merge(template, source).asMap();
+    }
+
+    @Override
+    public @NotNull @UnmodifiableView Set<String> getKeys(boolean deep) {
+        Set<String> keys = new HashSet<>(template.getKeys(deep));
+        if (source != null) {
+            keys.addAll(source.getKeys(deep));
+        }
+        return Collections.unmodifiableSet(keys);
+    }
+
+    private ConfigureSection merge(ConfigureSection templateSection, ConfigureSection valueSection) {
+        MemorySection merged = MemorySection.of();
+        Set<String> existingKey = new HashSet<>();
+
+        for (Map.Entry<String, Object> entry : valueSection.getValues(false).entrySet()) {
+            String key = entry.getKey();
+            Object value = entry.getValue();
+            if (value instanceof ConfigureSection) {
+                ConfigureSection subSectionFromValue = (ConfigureSection) value;
+                ConfigureSection subSectionFromTemplate = (ConfigureSection) templateSection.get(key);
+                if (subSectionFromTemplate == null) {
+                    merged.set(key, value);
+                } else {
+                    merged.set(key, merge(subSectionFromTemplate, subSectionFromValue));
+                }
+            } else {
+                merged.set(key, value);
+            }
+            existingKey.add(key);
+        }
+
+        for (Map.Entry<String, Object> entry : templateSection.getValues(false).entrySet()) {
+            if (existingKey.contains(entry.getKey())) continue;
+            merged.set(entry.getKey(), entry.getValue());
+        }
+
+        return merged;
+    }
+
+    @Override
+    public void set(@NotNull String path, @Nullable Object value) {
+        if (value instanceof ConfigureSection) {
+            ConfigureSection targetSection = (ConfigureSection) value;
+            for (Map.Entry<String, Object> entry : targetSection.getValues(true).entrySet()) {
+                set(path + pathSeparator() + entry.getKey(), entry.getValue());
+            }
+            return;
+        } else if (Objects.equals(get(path), value)) {
+            remove(path);
+            return;
+        }
+
+        Optional.ofNullable(source).ifPresent(s -> s.set(path, value));
+    }
+
+    @Override
+    public void remove(@NotNull String path) {
+        Optional.ofNullable(source).ifPresent(s -> s.remove(path));
+    }
+
+    @Override
+    public @NotNull ConfigureSection createSection(@NotNull String path, @NotNull Map<?, ?> data) {
+        if (source == null) {
+            return new ShadedSection(this, template, MemorySection.of(data));
+        } else {
+            ConfigureSection section = source.computeSection(path, data);
+            return new ShadedSection(this, template, section);
+        }
+    }
+
+    @Override
+    public @Nullable Object get(@NotNull String path) {
+        if (source == null) {
+            return getFromTemplate(path);
+        }
+
+        Object value = source.get(path);
+        if (value == null) {
+            return getFromTemplate(path);
+        }
+        if (value instanceof ConfigureSection) {
+            ConfigureSection templateSection = (ConfigureSection) template.get(path);
+            if (templateSection == null) {
+                return value;
+            } else {
+                return new ShadedSection(this, templateSection, (ConfigureSection) value);
+            }
+        }
+        return value;
+    }
+
+    public @Nullable Object getFromTemplate(@NotNull String path) {
+        Object value = template.get(path);
+        if (value instanceof ConfigureSection) {
+            return new ShadedSection(this, (ConfigureSection) value, null);
+        } else {
+            return value;
+        }
+    }
+
+    public @Nullable ConfigureSection getSource() {
+        return source;
+    }
+}

features/section/src/main/java/cc/carm/lib/configuration/source/section/SourcedSection.java

@@ -0,0 +1,48 @@
+package cc.carm.lib.configuration.source.section;
+
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+public class SourcedSection extends AbstractMapSection<SourcedSection> {
+
+    public static @NotNull SourcedSection root(@NotNull ConfigureSource<? extends SourcedSection, ?, ?> source) {
+        return new SourcedSection(source, new LinkedHashMap<>(), null, "");
+    }
+
+    public static @NotNull SourcedSection root(@NotNull ConfigureSource<? extends SourcedSection, ?, ?> source,
+                                               @Nullable Map<?, ?> raw) {
+        return new SourcedSection(source, raw == null ? new LinkedHashMap<>() : raw, null, "");
+    }
+
+    protected final @NotNull ConfigureSource<? extends SourcedSection, ?, ?> source;
+
+    public SourcedSection(@NotNull ConfigureSource<? extends SourcedSection, ?, ?> source,
+                          @NotNull Map<?, ?> raw, @Nullable SourcedSection parent, @NotNull String path) {
+        super(parent, path);
+        this.source = source;
+        migrate(raw);
+    }
+
+    public @NotNull ConfigureSource<? extends SourcedSection, ?, ?> source() {
+        return source;
+    }
+
+    @Override
+    public char pathSeparator() {
+        return source().pathSeparator();
+    }
+
+    @Override
+    public @NotNull SourcedSection self() {
+        return this;
+    }
+
+    @Override
+    public @NotNull SourcedSection createSection(@NotNull String path, @NotNull Map<?, ?> data) {
+        return new SourcedSection(source(), data, this, path);
+    }
+
+}

features/section/src/test/java/test/section/ShadeTest.java

@@ -0,0 +1,77 @@
+package test.section;
+
+import cc.carm.lib.configuration.source.section.ConfigureSection;
+import cc.carm.lib.configuration.source.section.MemorySection;
+import cc.carm.lib.configuration.source.section.ShadedSection;
+import org.junit.Test;
+
+import java.util.Arrays;
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+/**
+ * @author Lyzen
+ * @date 21/2/2025 下午2:18
+ */
+public class ShadeTest {
+
+    @Test
+    public void test() {
+        ConfigureSection template = MemorySection.of(data -> {
+            data.put("name", "GentleMan");
+            data.put("age", 12);
+            data.put("gender", "male");
+            Map<String, Object> address = new LinkedHashMap<>();
+            address.put("Hotel", "Nanjing Road 101");
+            address.put("Store", "Beijing Road 404");
+            Map<String, Object> mapInside = new LinkedHashMap<>();
+            mapInside.put("InsideKeyExample", "InsideValueExample");
+            address.put("Inside", mapInside);
+            data.put("addresses", address);
+            data.put("cards", Arrays.asList("00000", "11111", "22222"));
+        });
+        ConfigureSection source = MemorySection.of(data -> {
+            data.put("age", 25);
+            Map<String, Object> address = new LinkedHashMap<>();
+            address.put("NewOne", "Guangdong Road 505");
+            data.put("addresses", address);
+            Map<String, Object> mapInside = new LinkedHashMap<>();
+            mapInside.put("AnotherInsideKey", "AnotherInsideValue");
+            address.put("Inside", mapInside);
+            data.put("cards", Arrays.asList("33333", "55555")); // 应当直接覆盖原先的List
+        });
+
+        ShadedSection root = new ShadedSection(null, template, source);
+        System.out.println("age: " + root.get("age"));
+        System.out.println("addresses: ");
+        for (Map.Entry<String, Object> entry : root.getSection("addresses").getValues(false).entrySet()) {
+            System.out.println("  " + entry.getKey() + ": " + entry.getValue());
+            if (entry.getValue() instanceof ConfigureSection) {
+                for (Map.Entry<String, Object> inner : ((ConfigureSection) entry.getValue()).getValues(false).entrySet()) {
+                    System.out.println("    " + inner.getKey() + ": " + inner.getValue());
+                }
+            }
+        }
+        System.out.println("cards: " + root.getList("cards"));
+
+        System.out.println("\n----------------------\n");
+        System.out.println("Deep Search Test");
+        System.out.println("addresses: ");
+        for (Map.Entry<String, Object> entry : root.getSection("addresses").getValues(true).entrySet()) {
+            System.out.println("  " + entry.getKey() + ": " + entry.getValue());
+        }
+
+        System.out.println("\n----------------------\n");
+
+        root.set("addresses", MemorySection.of(map -> {
+            map.put("Hotel", "Nanjing Road 101");
+            map.put("Store", "Beijing Road banned");
+
+        }));
+
+        for (Map.Entry<String, Object> entry : source.getValues(true).entrySet()) {
+            System.out.println("  " + entry.getKey() + ": " + entry.getValue());
+        }
+    }
+
+}

features/text/pom.xml

@@ -5,8 +5,8 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>cc.carm.lib</groupId>
-        <artifactId>easyconfiguration-parent</artifactId>
+        <artifactId>configured-parent</artifactId>
-        <version>4.0.1</version>
+        <version>4.1.3</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <properties>
@@ -16,20 +16,20 @@
         <maven.compiler.encoding>UTF-8</maven.compiler.encoding>
     </properties>
 
-    <artifactId>easyconfiguration-feature-text</artifactId>
+    <artifactId>configured-feature-text</artifactId>
     <packaging>jar</packaging>
 
     <dependencies>
 
         <dependency>
             <groupId>${project.groupId}</groupId>
-            <artifactId>easyconfiguration-core</artifactId>
+            <artifactId>configured-core</artifactId>
             <version>${project.version}</version>
         </dependency>
 
         <dependency>
             <groupId>${project.groupId}</groupId>
-            <artifactId>easyconfiguration-yaml</artifactId>
+            <artifactId>configured-gson</artifactId>
             <version>${project.version}</version>
             <scope>test</scope>
         </dependency>

features/text/src/main/java/cc/carm/lib/configuration/value/text/ConfiguredText.java

@@ -7,7 +7,6 @@ import cc.carm.lib.configuration.source.ConfigurationHolder;
 import cc.carm.lib.configuration.value.ValueManifest;
 import cc.carm.lib.configuration.value.standard.ConfiguredValue;
 import cc.carm.lib.configuration.value.text.data.TextContents;
-import cc.carm.lib.configuration.value.text.function.TextDispatcher;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
@@ -22,7 +21,7 @@ import java.util.function.Consumer;
  */
 public class ConfiguredText<MSG, RECEIVER> extends ConfiguredValue<TextContents> {
 
-    public static <M, R> Builder<M, R, ?> builder() {
+    public static <M, R> Builder<M, R, ?> create() {
         return new StardardBuilder<>();
     }
 
@@ -38,7 +37,7 @@ public class ConfiguredText<MSG, RECEIVER> extends ConfiguredValue<TextContents>
 
     protected final @NotNull String[] params; // The parameters of the message.
 
-    public ConfiguredText(@NotNull ValueManifest<TextContents> manifest,
+    public ConfiguredText(@NotNull ValueManifest<TextContents, TextContents> manifest,
                           @NotNull BiFunction<RECEIVER, String, String> parser,
                           @NotNull BiFunction<RECEIVER, String, MSG> compiler,
                           @NotNull BiConsumer<RECEIVER, List<MSG>> dispatcher,
@@ -50,7 +49,7 @@ public class ConfiguredText<MSG, RECEIVER> extends ConfiguredValue<TextContents>
         this.params = params;
     }
 
-    public TextDispatcher<MSG, RECEIVER, ?> prepare(@NotNull Object... values) {
+    public PreparedText<MSG, RECEIVER> prepare(@NotNull Object... values) {
         return new PreparedText<MSG, RECEIVER>(resolve(), this.params)
                 .parser(this.parser).compiler(this.compiler)
                 .dispatcher(this.dispatcher).placeholders(values);
@@ -121,7 +120,7 @@ public class ConfiguredText<MSG, RECEIVER> extends ConfiguredValue<TextContents>
     }
 
     public abstract static class Builder<MSG, RECEIVER, SELF extends Builder<MSG, RECEIVER, SELF>>
-            extends AbstractConfigBuilder<TextContents, ConfiguredText<MSG, RECEIVER>, ConfigurationHolder<?>, SELF> {
+            extends AbstractConfigBuilder<TextContents, TextContents, ConfiguredText<MSG, RECEIVER>, ConfigurationHolder<?>, SELF> {
         protected @NotNull TextContents.Builder defaultBuilder = TextContents.builder();
         protected @NotNull String[] params = new String[0];
 

features/text/src/main/java/cc/carm/lib/configuration/value/text/function/ContentHandler.java

@@ -1,36 +1,27 @@
 package cc.carm.lib.configuration.value.text.function;
 
 import cc.carm.lib.configuration.value.text.data.TextContents;
+import cc.carm.lib.configuration.value.text.function.common.AppendLineInserter;
+import cc.carm.lib.configuration.value.text.function.common.OptionalLineInserter;
+import cc.carm.lib.configuration.value.text.function.common.ParamReplacer;
+import cc.carm.lib.configuration.value.text.function.inserter.ContentInserter;
+import cc.carm.lib.configuration.value.text.function.inserter.Insertable;
+import cc.carm.lib.configuration.value.text.function.replacer.ContentReplacer;
+import cc.carm.lib.configuration.value.text.function.replacer.Replaceable;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
-import java.util.*;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
 import java.util.function.BiFunction;
 import java.util.function.Consumer;
 import java.util.function.Function;
 import java.util.function.UnaryOperator;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
-import java.util.stream.IntStream;
 
-public abstract class ContentHandler<RECEIVER, SELF extends ContentHandler<RECEIVER, SELF>> {
+public abstract class ContentHandler<RECEIVER, SELF extends ContentHandler<RECEIVER, SELF>>
-
+        implements Replaceable<RECEIVER, SELF>, Insertable<RECEIVER, SELF> {
-    /**
-     * Used to match the message insertion
-     * <p>
-     * format:
-     * <br>- to insert parsed line {prefix}#content-id#{offset-above,offset-down}
-     * <br>- to insert original line {prefix}@content-id@{offset-above,offset-down}
-     * <br> example:
-     * <ul>
-     *     <li>{- }#content-id#{1,1}</li>
-     *     <li>@content-id@{1,1}</li>
-     * </ul>
-     */
-    public static final @NotNull Pattern INSERT_PATTERN = Pattern.compile(
-            "^(?:\\{(?<prefix>.*)})?(?<type>[#@])(?<id>.*)[#@](?:\\{(?<above>-?\\d+)(?:,(?<down>-?\\d+))?})?$"
-    );
-    public static final @NotNull UnaryOperator<String> DEFAULT_PARAM_BUILDER = s -> "%(" + s + ")";
 
     protected BiFunction<RECEIVER, String, String> parser = (receiver, value) -> value;
     protected String lineSeparator = System.lineSeparator();
@@ -38,16 +29,24 @@ public abstract class ContentHandler<RECEIVER, SELF extends ContentHandler<RECEI
     /**
      * Used to store the placeholders of the message
      */
-    protected @NotNull Map<String, Object> placeholders = new HashMap<>();
+    protected @NotNull ParamReplacer<RECEIVER> paramReplacer = ParamReplacer.defaults();
-    protected @NotNull UnaryOperator<String> paramFormatter = DEFAULT_PARAM_BUILDER;
     protected @NotNull String[] params;
 
+    protected @NotNull List<ContentReplacer<RECEIVER>> replacers = new ArrayList<>();
+    protected @NotNull List<ContentInserter<RECEIVER>> inserters = new ArrayList<>();
+
     /**
      * Used to store the insertion of the message
      */
-    protected @NotNull Map<String, Function<RECEIVER, List<String>>> insertion = new HashMap<>();
+    protected final @NotNull Map<String, @Nullable Function<RECEIVER, List<String>>> insertion = new HashMap<>();
     protected boolean disableInsertion = false;
 
+    public ContentHandler() {
+        inserters.add(new AppendLineInserter<>(0));
+        inserters.add(new OptionalLineInserter<>(0));
+    }
+
+
     public abstract SELF self();
 
     /**
@@ -71,6 +70,11 @@ public abstract class ContentHandler<RECEIVER, SELF extends ContentHandler<RECEI
         return self();
     }
 
+    @Override
+    public boolean noneInsertion() {
+        return this.insertion.isEmpty();
+    }
+
     /**
      * Set the line separator for the text.
      *
@@ -90,7 +94,7 @@ public abstract class ContentHandler<RECEIVER, SELF extends ContentHandler<RECEI
      * @return the current {@link ContentHandler} instance
      */
     public SELF placeholders(@NotNull Map<String, Object> placeholders) {
-        this.placeholders = placeholders;
+        this.paramReplacer.set(placeholders);
         return self();
     }
 
@@ -101,7 +105,7 @@ public abstract class ContentHandler<RECEIVER, SELF extends ContentHandler<RECEI
      * @return the current {@link ContentHandler} instance
      */
     public SELF placeholders(@NotNull Consumer<Map<String, Object>> consumer) {
-        consumer.accept(this.placeholders);
+        consumer.accept(this.paramReplacer.placeholders());
         return self();
     }
 
@@ -112,7 +116,8 @@ public abstract class ContentHandler<RECEIVER, SELF extends ContentHandler<RECEI
      * @return the current {@link ContentHandler} instance
      */
     public SELF placeholders(@Nullable Object... values) {
-        return placeholders(map -> map.putAll(buildParams(this.paramFormatter, this.params, values)));
+        this.paramReplacer.putAll(this.params, values);
+        return self();
     }
 
     /**
@@ -123,7 +128,7 @@ public abstract class ContentHandler<RECEIVER, SELF extends ContentHandler<RECEI
      * @return the current {@link ContentHandler} instance
      */
     public SELF placeholder(@NotNull String key, @Nullable Object value) {
-        this.placeholders.put(paramFormatter.apply(key), value);
+        this.paramReplacer.put(key, value);
         return self();
     }
 
@@ -139,38 +144,57 @@ public abstract class ContentHandler<RECEIVER, SELF extends ContentHandler<RECEI
         return self();
     }
 
-    /**
+    @Override
-     * Insert the specific contents by the id.
+    public List<ContentReplacer<RECEIVER>> replacers() {
-     *
+        return this.replacers;
-     * @param id            the id of the insertion text
+    }
-     * @param linesSupplier to supply the lines to insert
+
-     * @return the current {@link ContentHandler} instance
+    @Override
-     */
+    public SELF replacer(@NotNull ContentReplacer<RECEIVER> replacer) {
-    public SELF insert(@NotNull String id, @NotNull Function<RECEIVER, List<String>> linesSupplier) {
+        this.replacers.add(replacer);
-        this.insertion.put(id, linesSupplier);
+        this.replacers.sort(ContentReplacer::compareTo);
         return self();
     }
 
-    /**
+    public SELF paramReplacer(@NotNull ParamReplacer<RECEIVER> paramReplacer) {
-     * Insert the specific contents by the id.
+        this.paramReplacer = paramReplacer;
-     *
+        return self();
-     * @param id    the id of the insertion text
-     * @param lines the lines to insert
-     * @return the current {@link ContentHandler} instance
-     */
-    public SELF insert(@NotNull String id, @NotNull String... lines) {
-        return insert(id, Arrays.asList(lines));
     }
 
-    /**
+    @Override
-     * Insert the specific contents by the id.
+    public List<ContentInserter<RECEIVER>> inserters() {
-     *
+        return this.inserters;
-     * @param id    the id of the insertion text
+    }
-     * @param lines the lines to insert
+
-     * @return the current {@link ContentHandler} instance
+    @Override
-     */
+    public SELF inserter(@NotNull ContentInserter<RECEIVER> inserter) {
-    public SELF insert(@NotNull String id, @NotNull List<String> lines) {
+        this.inserters.add(inserter);
-        return insert(id, receiver -> lines);
+        this.inserters.sort(ContentInserter::compareTo);
+        return self();
+    }
+
+    @Override
+    public SELF insert(@NotNull String id, @Nullable Function<RECEIVER, List<String>> supplier) {
+        this.insertion.put(id, supplier);
+        return self();
+    }
+
+    @Override
+    public boolean inserting(@NotNull String id) {
+        return this.insertion.keySet().stream().anyMatch(key -> key.equalsIgnoreCase(id));
+    }
+
+    @Override
+    public @Nullable List<String> getInsertion(@NotNull String id, @Nullable RECEIVER receiver) {
+        Function<RECEIVER, List<String>> function = this.insertion.get(id);
+        if (function == null) return null;
+        return function.apply(receiver);
+    }
+
+    @Override
+    public SELF removeInsert(@NotNull String id) {
+        this.insertion.remove(id);
+        return self();
     }
 
     /**
@@ -192,47 +216,38 @@ public abstract class ContentHandler<RECEIVER, SELF extends ContentHandler<RECEI
      * @return the parsed text
      */
     protected @Nullable String parse(@Nullable RECEIVER receiver, @NotNull String text) {
-        return this.parser.apply(receiver, setPlaceholders(text, this.placeholders));
+        text = applyReplacements(receiver, text); // First, apply the custom replacements
+        text = this.paramReplacer.replace(text, receiver); // Then, apply the static placeholders
+        return this.parser.apply(receiver, text); // Finally, parse the text
     }
 
     public void handle(@NotNull TextContents contents, @Nullable RECEIVER receiver,
                        @NotNull Consumer<String> lineConsumer) {
         if (contents.isEmpty()) return; // Nothing to parse
 
-        if (this.disableInsertion) {
+        if (this.disableInsertion || noneInsertion()) {
             contents.lines().forEach(line -> lineConsumer.accept(parse(receiver, line)));
             return; // Simple parsed
         }
 
+        // Set the default insertion of the text
+        for (Map.Entry<String, @Nullable Function<RECEIVER, List<String>>> entry : this.insertion.entrySet()) {
+            if (entry.getValue() != null) continue;
+            List<String> lines = contents.optionalLines().get(entry.getKey());
+            if (lines == null) continue;
+            entry.setValue(r -> lines);
+        }
+
+        lines:
         for (String line : contents.lines()) {
-            Matcher matcher = INSERT_PATTERN.matcher(line);
+            for (ContentInserter<RECEIVER> inserter : inserters) {
-            if (!matcher.matches()) {
+                List<String> inserted = inserter.handle(receiver, line, this);
-                lineConsumer.accept(parse(receiver, line));
+                if (inserted != null) { // Found the insertion
-                continue;
+                    inserted.forEach(l -> lineConsumer.accept(parse(receiver, l)));
+                    continue lines; // Go to the next line
+                }
             }
-
+            lineConsumer.accept(parse(receiver, line));
-            String id = matcher.group("id");
-            List<String> values = Optional.ofNullable(this.insertion.get(id))
-                    .map(f -> f.apply(receiver))
-                    .orElse(null);
-            if (values == null || values.isEmpty()) continue;
-
-            String prefix = matcher.group("prefix");
-            String type = matcher.group("type");
-            boolean original = type.equals("@");
-            int offsetAbove = Optional.ofNullable(matcher.group("above"))
-                    .map(Integer::parseInt).orElse(0);
-            int offsetDown = Optional.ofNullable(matcher.group("down"))
-                    .map(Integer::parseInt).orElse(offsetAbove); // If offsetDown is not set, use offsetAbove
-
-            IntStream.range(0, Math.max(0, offsetAbove)).mapToObj(i -> "").forEach(lineConsumer);
-            String prefixContent = Optional.ofNullable(prefix).map(p -> parse(receiver, p)).orElse("");
-            if (original) {
-                values.stream().map(value -> prefixContent + value).forEach(lineConsumer);
-            } else {
-                values.stream().map(value -> prefixContent + parse(receiver, value)).forEach(lineConsumer);
-            }
-            IntStream.range(0, Math.max(0, offsetDown)).mapToObj(i -> "").forEach(lineConsumer);
         }
     }
 

features/text/src/main/java/cc/carm/lib/configuration/value/text/function/common/AppendLineInserter.java

@@ -0,0 +1,67 @@
+package cc.carm.lib.configuration.value.text.function.common;
+
+import cc.carm.lib.configuration.value.text.function.inserter.ContentInserter;
+import cc.carm.lib.configuration.value.text.function.inserter.Insertable;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+import java.util.Optional;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+import java.util.stream.IntStream;
+
+public class AppendLineInserter<RECEIVER> extends ContentInserter<RECEIVER> {
+
+    /**
+     * Used to match the message insertion.
+     * <p>
+     * format:
+     * <br>- to insert parsed line {prefix}#content-id#{offset-above,offset-down}
+     * <br>- to insert original line {prefix}@content-id@{offset-above,offset-down}
+     * <br>  original lines will not be parsed
+     * <br> example:
+     * <ul>
+     *     <li>{- }#content-id#{1,1}</li>
+     *     <li>@content-id@{1,1}</li>
+     * </ul>
+     */
+    public static final @NotNull Pattern APPEND_PATTERN = Pattern.compile(
+            "^(?:\\{(?<prefix>.*)})?#(?<id>.*)#(?:\\{(?<above>-?\\d+)(?:,(?<down>-?\\d+))?})?$"
+    );
+
+    public AppendLineInserter(int priority) {
+        super(priority, APPEND_PATTERN);
+    }
+
+    @Override
+    protected @Nullable String extractID(@NotNull Matcher matcher) {
+        return matcher.group("id");
+    }
+
+    @Override
+    protected @NotNull List<String> get(@Nullable RECEIVER receiver, @NotNull Matcher matcher,
+                                        @NotNull Insertable<RECEIVER, ?> insertion) {
+        String id = extractID(matcher);
+        List<String> values = insertion.getInsertion(id, receiver);
+        if (values == null || values.isEmpty()) return Collections.emptyList(); // No values to insert
+
+        String prefix = Optional.ofNullable(matcher.group("prefix")).orElse("");
+        int offsetAbove = Optional.ofNullable(matcher.group("above"))
+                .map(Integer::parseInt).orElse(0);
+        int offsetDown = Optional.ofNullable(matcher.group("down"))
+                .map(Integer::parseInt).orElse(offsetAbove); // If offsetDown is not set, use offsetAbove
+
+        List<String> contents = new ArrayList<>();
+
+        IntStream.range(0, Math.max(0, offsetAbove)).mapToObj(i -> "").forEach(contents::add);
+        values.stream().map(value -> prefix + value).forEach(contents::add);
+        IntStream.range(0, Math.max(0, offsetDown)).mapToObj(i -> "").forEach(contents::add);
+
+        return contents;
+    }
+
+
+}

features/text/src/main/java/cc/carm/lib/configuration/value/text/function/common/OptionalLineInserter.java

@@ -0,0 +1,46 @@
+package cc.carm.lib.configuration.value.text.function.common;
+
+import cc.carm.lib.configuration.value.text.function.inserter.ContentInserter;
+import cc.carm.lib.configuration.value.text.function.inserter.Insertable;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.Collections;
+import java.util.List;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class OptionalLineInserter<RECEIVER> extends ContentInserter<RECEIVER> {
+
+    /**
+     * Used to match the message which can be inserted
+     * <p>
+     * format:
+     * <br>- ?[id]Message content
+     * <br> example:
+     * <ul>
+     *     <li>?[click]Click to use this item!</li>
+     * </ul>
+     */
+    public static final @NotNull Pattern OPTIONAL_PATTERN = Pattern.compile(
+            "^\\?\\[(?<id>.+)](?<content>.*)$"
+    );
+
+    public OptionalLineInserter(int priority) {
+        super(priority, OPTIONAL_PATTERN);
+    }
+
+    @Override
+    protected @Nullable String extractID(@NotNull Matcher matcher) {
+        return matcher.group("id");
+    }
+
+    @Override
+    protected @NotNull List<String> get(@Nullable RECEIVER receiver, @NotNull Matcher matcher,
+                                        @NotNull Insertable<RECEIVER, ?> insertion) {
+        String content = matcher.group("content");
+        if (content == null) return Collections.emptyList();
+        return Collections.singletonList(content);
+    }
+
+}

features/text/src/main/java/cc/carm/lib/configuration/value/text/function/common/ParamReplacer.java

@@ -0,0 +1,71 @@
+package cc.carm.lib.configuration.value.text.function.common;
+
+import cc.carm.lib.configuration.value.text.function.replacer.ContentReplacer;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.function.Function;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class ParamReplacer<RECEIVER> extends ContentReplacer<RECEIVER> {
+
+    public static final @NotNull Pattern DEFAULT_PARAM_PATTERN = Pattern.compile("%\\((?<id>[^)]+)\\)");
+
+    public static <R> ParamReplacer<R> defaults() {
+        return create(DEFAULT_PARAM_PATTERN, m -> m.group("id"));
+    }
+
+    public static <R> ParamReplacer<R> create(@NotNull Pattern pattern, @NotNull Function<Matcher, String> extractor) {
+        return new ParamReplacer<>(0, pattern, extractor);
+    }
+
+    protected final @NotNull Function<Matcher, @Nullable String> extractor;
+    protected @NotNull Map<String, Object> placeholders = new HashMap<>();
+
+    public ParamReplacer(int priority, @NotNull Pattern pattern, @NotNull Function<Matcher, String> extractor) {
+        super(priority, pattern);
+        this.extractor = extractor;
+    }
+
+    public @NotNull Map<String, Object> placeholders() {
+        return placeholders;
+    }
+
+    @Override
+    protected @Nullable String get(@NotNull RECEIVER receiver, @NotNull Matcher matcher) {
+        @Nullable String id = extractor.apply(matcher);
+        if (id == null) return null;
+        Object value = placeholders.get(id);
+        if (value == null) return null;
+        return value.toString();
+    }
+
+    public void set(@NotNull Map<String, Object> placeholders) {
+        this.placeholders = placeholders;
+    }
+
+    public void put(@NotNull String id, @Nullable Object value) {
+        placeholders.put(id, value);
+    }
+
+    public void remove(@NotNull String id) {
+        placeholders.remove(id);
+    }
+
+    public void putAll(@NotNull Map<String, Object> placeholders) {
+        this.placeholders.putAll(placeholders);
+    }
+
+    public void putAll(@NotNull String[] params, @NotNull Object[] values) {
+        for (int i = 0; i < params.length; i++) {
+            placeholders.put(params[i], (values != null && values.length > i) ? values[i] : "?");
+        }
+    }
+
+    public void clear() {
+        placeholders.clear();
+    }
+}

features/text/src/main/java/cc/carm/lib/configuration/value/text/function/inserter/ContentInserter.java

@@ -0,0 +1,51 @@
+package cc.carm.lib.configuration.value.text.function.inserter;
+
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.Collections;
+import java.util.List;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public abstract class ContentInserter<RECEIVER> implements Comparable<ContentInserter<RECEIVER>> {
+
+    protected final int priority;
+    protected @NotNull Pattern pattern;
+
+    public ContentInserter(int priority, @NotNull Pattern pattern) {
+        this.priority = priority;
+        this.pattern = pattern;
+    }
+
+    public int priority() {
+        return priority;
+    }
+
+    public void setPattern(@NotNull Pattern pattern) {
+        this.pattern = pattern;
+    }
+
+    public @NotNull Matcher matcher(@NotNull String text) {
+        return pattern.matcher(text);
+    }
+
+    protected abstract @Nullable String extractID(@NotNull Matcher matcher);
+
+    protected abstract @NotNull List<String> get(@Nullable RECEIVER receiver, @NotNull Matcher matcher,
+                                                 @NotNull Insertable<RECEIVER, ?> insertions);
+
+    public @Nullable List<String> handle(@Nullable RECEIVER receiver, @NotNull String line,
+                                         @NotNull Insertable<RECEIVER, ?> insertions) {
+        Matcher matcher = matcher(line);
+        if (!matcher.matches()) return null;
+        if (!insertions.inserting(extractID(matcher))) return Collections.emptyList();
+        return get(receiver, matcher, insertions);
+    }
+
+    @Override
+    public int compareTo(@NotNull ContentInserter<RECEIVER> o) {
+        return Integer.compare(o.priority, priority);
+    }
+
+}

features/text/src/main/java/cc/carm/lib/configuration/value/text/function/inserter/Insertable.java

@@ -0,0 +1,66 @@
+package cc.carm.lib.configuration.value.text.function.inserter;
+
+import cc.carm.lib.configuration.value.text.function.ContentHandler;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.Arrays;
+import java.util.List;
+import java.util.function.Function;
+
+public interface Insertable<RECEIVER, SELF> {
+
+    List<ContentInserter<RECEIVER>> inserters();
+
+    SELF inserter(@NotNull ContentInserter<RECEIVER> inserter);
+
+    boolean noneInsertion();
+
+    boolean inserting(@NotNull String id);
+
+    @Nullable List<String> getInsertion(@NotNull String id, @Nullable RECEIVER receiver);
+
+    /**
+     * Insert the specific contents by the id.
+     *
+     * @param id       the id of the insertion text
+     * @param supplier to supply the lines to insert
+     * @return the current {@link ContentHandler} instance
+     */
+    SELF insert(@NotNull String id, @Nullable Function<RECEIVER, List<String>> supplier);
+
+    /**
+     * Insert the specific contents by the id.
+     *
+     * @param id the id of the insertion text
+     * @return the current {@link ContentHandler} instance
+     */
+    default SELF insert(@NotNull String id) {
+        return insert(id, (Function<RECEIVER, List<String>>) null);
+    }
+
+    /**
+     * Insert the specific contents by the id.
+     *
+     * @param id       the id of the insertion text
+     * @param contents the lines to insert
+     * @return the current {@link ContentHandler} instance
+     */
+    default SELF insert(@NotNull String id, @NotNull List<String> contents) {
+        return insert(id, receiver -> contents);
+    }
+
+    /**
+     * Insert the specific contents by the id.
+     *
+     * @param id       the id of the insertion text
+     * @param contents the lines to insert
+     * @return the current {@link ContentHandler} instance
+     */
+    default SELF insert(@NotNull String id, @NotNull String... contents) {
+        return insert(id, Arrays.asList(contents));
+    }
+
+    SELF removeInsert(@NotNull String id);
+
+}

features/text/src/main/java/cc/carm/lib/configuration/value/text/function/replacer/ContentReplacer.java

@@ -0,0 +1,105 @@
+package cc.carm.lib.configuration.value.text.function.replacer;
+
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.function.BiFunction;
+import java.util.function.Function;
+import java.util.function.Supplier;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public abstract class ContentReplacer<RECEIVER> implements Comparable<ContentReplacer<RECEIVER>> {
+
+    public static <R> ContentReplacer.Builder<R> match(@NotNull Pattern pattern) {
+        return new Builder<>(pattern);
+    }
+
+    public static <R> ContentReplacer.Builder<R> match(@NotNull String pattern) {
+        return match(Pattern.compile(pattern));
+    }
+
+    public static <R> ContentReplacer.Builder<R> replace(@NotNull String text) {
+        return match(Pattern.quote(text));
+    }
+
+    protected final int priority;
+    protected @NotNull Pattern pattern;
+
+    public ContentReplacer(int priority, @NotNull Pattern pattern) {
+        this.priority = priority;
+        this.pattern = pattern;
+    }
+
+    public int priority() {
+        return priority;
+    }
+
+    public void pattern(@NotNull Pattern pattern) {
+        this.pattern = pattern;
+    }
+
+    public @NotNull Matcher matcher(@NotNull String text) {
+        return pattern.matcher(text);
+    }
+
+    public String replace(@NotNull String text, @Nullable RECEIVER receiver) {
+        Matcher matcher = matcher(text);
+        StringBuffer sb = new StringBuffer();
+        while (matcher.find()) {
+            String replaced = get(receiver, matcher);
+            matcher.appendReplacement(sb, replaced == null ? "" : replaced);
+        }
+        matcher.appendTail(sb);
+        return sb.toString();
+    }
+
+    protected abstract @Nullable String get(@Nullable RECEIVER receiver, @NotNull Matcher matcher);
+
+    @Override
+    public int compareTo(@NotNull ContentReplacer<RECEIVER> o) {
+        return Integer.compare(o.priority, this.priority);
+    }
+
+    public static class Builder<R> {
+
+        protected final @NotNull Pattern pattern;
+        protected int priority = 0;
+
+        public Builder(@NotNull Pattern pattern) {
+            this.pattern = pattern;
+        }
+
+        public @NotNull Builder<R> priority(int priority) {
+            this.priority = priority;
+            return this;
+        }
+
+        public @NotNull ContentReplacer<R> to(BiFunction<@Nullable R, @NotNull Matcher, @Nullable String> supplier) {
+            return new ContentReplacer<R>(this.priority, this.pattern) {
+                @Override
+                protected @Nullable String get(@NotNull R receiver, @NotNull Matcher matcher) {
+                    return supplier.apply(receiver, matcher);
+                }
+            };
+        }
+
+        public @NotNull ContentReplacer<R> to(Function<@Nullable R, @Nullable String> supplier) {
+            return to((receiver, matchedParam) -> supplier.apply(receiver));
+        }
+
+        public @NotNull ContentReplacer<R> to(Supplier<@Nullable String> supplier) {
+            return to((receiver, matchedParam) -> supplier.get());
+        }
+
+        public @NotNull ContentReplacer<R> to(@NotNull String content) {
+            return to(() -> content);
+        }
+
+    }
+
+    @FunctionalInterface
+    public interface Constructor<R> extends Function<ContentReplacer.Builder<R>, ContentReplacer<R>> {
+    }
+
+}

features/text/src/main/java/cc/carm/lib/configuration/value/text/function/replacer/Replaceable.java

@@ -0,0 +1,63 @@
+package cc.carm.lib.configuration.value.text.function.replacer;
+
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.List;
+import java.util.function.BiFunction;
+import java.util.function.Function;
+import java.util.function.Supplier;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public interface Replaceable<RECEIVER, SELF> {
+
+    List<ContentReplacer<RECEIVER>> replacers();
+
+    default String applyReplacements(@Nullable RECEIVER receiver, @NotNull String text) {
+        for (ContentReplacer<RECEIVER> replacer : replacers()) {
+            text = replacer.replace(text, receiver);
+        }
+        return text;
+    }
+
+    SELF replacer(@NotNull ContentReplacer<RECEIVER> replacer);
+
+    default SELF replacer(@NotNull Pattern pattern, @NotNull ContentReplacer.Constructor<RECEIVER> constructor) {
+        ContentReplacer.Builder<RECEIVER> builder = ContentReplacer.match(pattern);
+        return replacer(constructor.apply(builder));
+    }
+
+    default SELF replace(@NotNull Pattern pattern,
+                         @NotNull BiFunction<@Nullable RECEIVER, @NotNull Matcher, @Nullable String> supplier) {
+        return replacer(pattern, builder -> builder.to(supplier));
+    }
+
+    default SELF replace(@NotNull Pattern pattern,
+                         @NotNull Function<@Nullable RECEIVER, @Nullable String> supplier) {
+        return replacer(pattern, builder -> builder.to(supplier));
+    }
+
+    default SELF replace(@NotNull Pattern pattern,
+                         @NotNull Supplier<@Nullable String> supplier) {
+        return replacer(pattern, builder -> builder.to(supplier));
+    }
+
+    default SELF replace(@NotNull Pattern pattern, @NotNull String replacement) {
+        return replacer(pattern, builder -> builder.to(replacement));
+    }
+
+    default SELF replace(@NotNull String text, @NotNull String replacement) {
+        return replacer(Pattern.compile(Pattern.quote(text)), builder -> builder.to(replacement));
+    }
+
+    default SELF replace(@NotNull String text, @NotNull Supplier<@Nullable String> supplier) {
+        return replacer(Pattern.compile(Pattern.quote(text)), builder -> builder.to(supplier));
+    }
+
+    default SELF replace(@NotNull String text,
+                         @NotNull Function<@Nullable RECEIVER, @Nullable String> supplier) {
+        return replacer(Pattern.compile(Pattern.quote(text)), builder -> builder.to(supplier));
+    }
+
+}

features/text/src/test/java/cc/carm/lib/configuration/value/text/tests/ConfigTest.java

@@ -2,12 +2,14 @@ package cc.carm.lib.configuration.value.text.tests;
 
 
 import cc.carm.lib.configuration.source.ConfigurationHolder;
-import cc.carm.lib.configuration.source.yaml.YAMLConfigFactory;
+import cc.carm.lib.configuration.source.json.JSONConfigFactory;
 import cc.carm.lib.configuration.value.text.tests.conf.AppMessages;
 import org.junit.Test;
 
-public class ConfigTest {
+import java.io.File;
+import java.util.List;
 
+public class ConfigTest {
 
     public static final String[] WEBSITES = new String[]{
             "https://carm.cc",
@@ -15,21 +17,20 @@ public class ConfigTest {
             "https://www.google.com"
     };
 
-
     @Test
     public void test() {
 
-        ConfigurationHolder<?> holder = YAMLConfigFactory.from("target/messages.yml").build();
+        ConfigurationHolder<?> holder = JSONConfigFactory.from(new File("target/messages.json")).build();
 
         holder.initialize(AppMessages.class);
 
         System.out.println("--------------------------");
 
-        AppMessages.WELCOME.prepare()
+        List<String> str = AppMessages.WELCOME.prepare()
                 .placeholders("Carm")
                 .insert("guidance")
                 .insert("websites", WEBSITES)
-                .to(System.out);
+                .compile(System.out);
 
         System.out.println("--------------------------");
 

features/text/src/test/java/cc/carm/lib/configuration/value/text/tests/ParseTest.java

@@ -7,6 +7,7 @@ import org.junit.Test;
 import java.io.PrintStream;
 import java.util.*;
 
+
 public class ParseTest {
 
 
@@ -18,12 +19,15 @@ public class ParseTest {
         lines.add("#more-creating#{1}");
         lines.add("This is a test message");
         lines.add("#guidance#");
-        lines.add("{- }#websites#{0,1}");
+        lines.add("{ -   }#websites#{0,1}");
         lines.add("Thanks for your reading!");
-
+        lines.add("uuid: $UUID$");
+        lines.add("?[click]");
+        lines.add("?[click]Click to see more!");
+        lines.add("?[hidden]This entry should be hidden!");
 
         Map<String, List<String>> optional = new HashMap<>();
-        optional.put("guidance", Arrays.asList("To get more information for %(name), see:"));
+        optional.put("guidance", Arrays.asList("To get more information for %(name),", " see:"));
         optional.put("websites", Arrays.asList("https://www.baidu.com", "https://www.google.com"));
 
         TextContents textContents = new TextContents(lines, optional);
@@ -31,12 +35,17 @@ public class ParseTest {
         PreparedText<String, PrintStream> msg = new PreparedText<String, PrintStream>(textContents)
                 .dispatcher((p, s) -> s.forEach(p::println))
                 .parser((p, s) -> s)
-                .compiler((p, s) -> s);
+                .compiler((p, s) -> s)
+                .replace(    // Custom replacer, replace $UUID$ with Random UUID
+                        "$UUID$", () -> UUID.randomUUID().toString()
+                );
 
         msg.placeholder("name", "Carm")
                 .insert("guidance")
+                .insert("click")
                 .insert("websites", "Baidu", "Bilibili", "Google");
 
+
         System.out.println("----------------------------");
         msg.to(System.out);
         System.out.println("----------------------------");

features/text/src/test/java/cc/carm/lib/configuration/value/text/tests/conf/ConfiguredMsg.java

@@ -17,7 +17,8 @@ public class ConfiguredMsg extends ConfiguredText<String, PrintStream> {
         return builder().defaults(text).build();
     }
 
-    public ConfiguredMsg(@NotNull ValueManifest<TextContents> manifest, @NotNull String[] params) {
+    public ConfiguredMsg(@NotNull ValueManifest<TextContents, TextContents> manifest,
+                         @NotNull String[] params) {
         super(
                 manifest,
                 (p, s) -> s,

features/validators/pom.xml

@@ -0,0 +1,51 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>cc.carm.lib</groupId>
+        <artifactId>configured-parent</artifactId>
+        <version>4.1.3</version>
+        <relativePath>../../pom.xml</relativePath>
+    </parent>
+    <properties>
+        <maven.compiler.source>${project.jdk.version}</maven.compiler.source>
+        <maven.compiler.target>${project.jdk.version}</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <maven.compiler.encoding>UTF-8</maven.compiler.encoding>
+    </properties>
+
+    <artifactId>configured-feature-validators</artifactId>
+    <packaging>jar</packaging>
+
+    <dependencies>
+        <dependency>
+            <groupId>${project.groupId}</groupId>
+            <artifactId>configured-core</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-jar-plugin</artifactId>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-source-plugin</artifactId>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-javadoc-plugin</artifactId>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>

features/validators/src/main/java/cc/carm/lib/configuration/annotation/ValuePattern.java

@@ -0,0 +1,16 @@
+package cc.carm.lib.configuration.annotation;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@Target({ElementType.FIELD})
+@Retention(RetentionPolicy.RUNTIME)
+public @interface ValuePattern {
+
+    String value();
+
+    String message() default "Invalid value format!";
+
+}

features/validators/src/main/java/cc/carm/lib/configuration/annotation/ValueRange.java

@@ -0,0 +1,18 @@
+package cc.carm.lib.configuration.annotation;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@Target({ElementType.FIELD})
+@Retention(RetentionPolicy.RUNTIME)
+public @interface ValueRange {
+
+    long min() default Long.MIN_VALUE;
+
+    long max() default Long.MAX_VALUE;
+
+    String message() default "Value out of range.";
+
+}

features/validators/src/main/java/cc/carm/lib/configuration/validators/Validators.java

@@ -0,0 +1,44 @@
+package cc.carm.lib.configuration.validators;
+
+import cc.carm.lib.configuration.annotation.ValuePattern;
+import cc.carm.lib.configuration.annotation.ValueRange;
+import cc.carm.lib.configuration.function.ValueValidator;
+import cc.carm.lib.configuration.source.ConfigurationHolder;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.regex.Pattern;
+
+public class Validators {
+
+    private Validators() {
+        throw new UnsupportedOperationException("API Register.");
+    }
+
+    public static void activate(ConfigurationHolder<?> holder) {
+        holder.initializer().registerValidAnnotation(ValueRange.class, r -> (ho, value) -> {
+            if (!(value instanceof Number)) {
+                throw new IllegalArgumentException("Value is not a number: " + value);
+            }
+
+            Number number = (Number) value;
+            if (number.doubleValue() < r.min() || number.doubleValue() > r.max()) {
+                throw new IllegalArgumentException(r.message());
+            }
+        });
+
+        holder.initializer().registerValidAnnotation(ValuePattern.class, r -> new ValueValidator<Object>() {
+            private final Pattern pattern = Pattern.compile(r.value());
+
+            @Override
+            public void validate(@NotNull ConfigurationHolder<?> holder, @Nullable Object value) throws Exception {
+                if (value == null) return;
+                if (!pattern.matcher(value.toString()).matches()) {
+                    throw new IllegalArgumentException(r.message());
+                }
+            }
+        });
+
+    }
+
+}

features/versioned/pom.xml

@@ -5,8 +5,8 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>cc.carm.lib</groupId>
-        <artifactId>easyconfiguration-parent</artifactId>
+        <artifactId>configured-parent</artifactId>
-        <version>4.0.1</version>
+        <version>4.1.3</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <properties>
@@ -16,13 +16,13 @@
         <maven.compiler.encoding>UTF-8</maven.compiler.encoding>
     </properties>
 
-    <artifactId>easyconfiguration-feature-versioned</artifactId>
+    <artifactId>configured-feature-versioned</artifactId>
     <packaging>jar</packaging>
 
     <dependencies>
         <dependency>
             <groupId>${project.groupId}</groupId>
-            <artifactId>easyconfiguration-core</artifactId>
+            <artifactId>configured-core</artifactId>
             <version>${project.version}</version>
         </dependency>
     </dependencies>

features/versioned/src/main/java/cc/carm/lib/configuration/annotation/ConfigVersion.java

@@ -1,6 +1,5 @@
 package cc.carm.lib.configuration.annotation;
 
-import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Range;
 
 import java.lang.annotation.ElementType;
@@ -22,7 +21,7 @@ public @interface ConfigVersion {
      *
      * @return the version of the configuration field
      */
-    @Range(from = 0, to = Integer.MAX_VALUE)
+    @Range(from = 0, to = 65535)
     int value() default 0;
 
 }

features/versioned/src/main/java/cc/carm/lib/configuration/option/VersionedOptions.java

@@ -1,13 +0,0 @@
-package cc.carm.lib.configuration.option;
-
-import cc.carm.lib.configuration.source.option.ConfigurationOption;
-
-public interface VersionedOptions {
-
-    /**
-     * Whether to set newer defaults when a {@link cc.carm.lib.configuration.value.ConfigValue}'s marked version
-     * is newer than the current in storage.
-     */
-    ConfigurationOption<Boolean> RESET_NEWER_DEFAULTS = ConfigurationOption.of(true);
-
-}

features/versioned/src/main/java/cc/carm/lib/configuration/versioned/VersionedMetaTypes.java

@@ -1,4 +1,4 @@
-package cc.carm.lib.configuration.commentable;
+package cc.carm.lib.configuration.versioned;
 
 import cc.carm.lib.configuration.annotation.ConfigVersion;
 import cc.carm.lib.configuration.source.ConfigurationHolder;
@@ -19,7 +19,18 @@ public interface VersionedMetaTypes {
     }
 
     static void register(@NotNull ConfigurationInitializer initializer) {
-        initializer.registerFieldAnnotation(ConfigVersion.class, VERSION, ConfigVersion::value);
+        initializer.appendFieldInitializer((holder, path, field, value) -> {
+            ConfigVersion annotation = field.getAnnotation(ConfigVersion.class);
+            if (annotation == null || value == null) return;
+            int currentVersion = annotation.value();
+            int savedVersion = holder.metadata(path).get(VERSION, 0);
+            if (currentVersion == savedVersion) return;
+
+            if (currentVersion > savedVersion) { // This values updated.
+                value.setDefault(true); // Mark as default value, force write.
+            }
+            holder.metadata(path).set(VERSION, currentVersion);
+        });
     }
 
 }

pom.xml

@@ -13,29 +13,30 @@
     </properties>
 
     <groupId>cc.carm.lib</groupId>
-    <artifactId>easyconfiguration-parent</artifactId>
+    <artifactId>configured-parent</artifactId>
     <packaging>pom</packaging>
-    <version>4.0.1</version>
+    <version>4.1.3</version>
     <modules>
         <module>core</module>
         <module>features/section</module>
         <module>features/file</module>
         <module>features/commentable</module>
         <module>features/versioned</module>
+        <module>features/validators</module>
         <module>features/text</module>
 
         <module>providers/yaml</module>
         <module>providers/gson</module>
-        <!--        <module>providers/hocon</module>-->
+        <module>providers/hocon</module>
-        <!--        <module>providers/sql</module>-->
+        <module>providers/sql</module>
-        <!--        <module>providers/mongodb</module>-->
+        <module>providers/mongodb</module>
 
         <module>demo</module>
     </modules>
 
-    <name>EasyConfiguration</name>
+    <name>configured</name>
-    <description>轻松(做)配置，简单便捷的通用配置文件加载、读取与更新工具，可自定义配置格式。</description>
+    <description>A simple, easy-to-use and universal solution for managing configuration files.</description>
-    <url>https://github.com/CarmJos/EasyConfiguration</url>
+    <url>https://github.com/CarmJos/configured</url>
 
     <developers>
         <developer>
@@ -48,9 +49,9 @@
     </developers>
 
     <scm>
-        <connection>scm:git:git@github.com:CarmJos/Easy.EasyConfiguration</connection>
+        <connection>scm:git:git@github.com:CarmJos/Easy.configured</connection>
-        <developerConnection>scm:git:git@github.com:CarmJos/EasyConfiguration.git</developerConnection>
+        <developerConnection>scm:git:git@github.com:CarmJos/configured.git</developerConnection>
-        <url>https://github.com/CarmJos/EasyConfiguration</url>
+        <url>https://github.com/CarmJos/configured</url>
         <tag>HEAD</tag>
     </scm>
 
@@ -63,12 +64,12 @@
 
     <issueManagement>
         <system>GitHub Issues</system>
-        <url>https://github.com/CarmJos/EasyConfiguration/issues</url>
+        <url>https://github.com/CarmJos/configured/issues</url>
     </issueManagement>
 
     <ciManagement>
         <system>GitHub Actions</system>
-        <url>https://github.com/CarmJos/EasyConfiguration/actions/workflows/maven.yml</url>
+        <url>https://github.com/CarmJos/configured/actions/workflows/maven.yml</url>
     </ciManagement>
 
     <repositories>
@@ -89,20 +90,14 @@
             <url>https://repo1.maven.org/maven2/</url>
         </repository>
 
-        <repository>
-            <id>github</id>
-            <name>GitHub Packages</name>
-            <url>https://maven.pkg.github.com/CarmJos/*</url>
-        </repository>
-
     </repositories>
 
     <distributionManagement>
-        <downloadUrl>https://github.com/CarmJos/EasyConfiguration/releases</downloadUrl>
+        <downloadUrl>https://github.com/CarmJos/configured/releases</downloadUrl>
         <site>
             <id>javadoc</id>
-            <name>EasyConfiguration JavaDoc (on GitHub Pages)</name>
+            <name>configured JavaDoc (on GitHub Pages)</name>
-            <url>https://CarmJos.github.io/EasyConfiguration</url>
+            <url>https://CarmJos.github.io/configured</url>
         </site>
     </distributionManagement>
 
@@ -202,7 +197,7 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-compiler-plugin</artifactId>
-                    <version>3.13.0</version>
+                    <version>3.14.0</version>
                     <configuration>
                         <source>${project.jdk.version}</source>
                         <target>${project.jdk.version}</target>
@@ -298,7 +293,7 @@
                 <repository>
                     <id>github</id>
                     <name>GitHub Packages</name>
-                    <url>https://maven.pkg.github.com/CarmJos/EasyConfiguration</url>
+                    <url>https://maven.pkg.github.com/CarmJos/configured</url>
                 </repository>
             </distributionManagement>
         </profile>

providers/gson/README.md

@@ -1,4 +1,4 @@
-# EasyConfiguration-JSON
+# configured-JSON
 
 JSON file-based implementation, compatible with all Java environments.
 
@@ -22,9 +22,9 @@ JSON file-based implementation, compatible with all Java environments.
 
         <repository>
             <!-- Using GitHub dependencies for real-time updates, configuration required (recommended). -->
-            <id>EasyConfiguration</id>
+            <id>configured</id>
             <name>GitHub Packages</name>
-            <url>https://maven.pkg.github.com/CarmJos/EasyConfiguration</url>
+            <url>https://maven.pkg.github.com/CarmJos/configured</url>
         </repository>
 
     </repositories>
@@ -37,7 +37,7 @@ JSON file-based implementation, compatible with all Java environments.
     <dependencies>
         <dependency>
             <groupId>cc.carm.lib</groupId>
-            <artifactId>easyconfiguration-json</artifactId>
+            <artifactId>configured-json</artifactId>
             <version>[LATEST RELEASE]</version>
             <scope>compile</scope>
         </dependency>
@@ -54,14 +54,14 @@ repositories {
     mavenCentral()
 
     // Using GitHub dependencies for real-time updates, configuration required (recommended).
-    maven { url 'https://maven.pkg.github.com/CarmJos/EasyConfiguration' }
+    maven { url 'https://maven.pkg.github.com/CarmJos/configured' }
 
 }
 ```
 
 ```groovy
 dependencies {
-    api "cc.carm.lib:easyconfiguration-json:[LATEST RELEASE]"
+    api "cc.carm.lib:configured-json:[LATEST RELEASE]"
 }
 ```
 

providers/gson/pom.xml

@@ -3,9 +3,9 @@
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <parent>
-        <artifactId>easyconfiguration-parent</artifactId>
+        <artifactId>configured-parent</artifactId>
         <groupId>cc.carm.lib</groupId>
-        <version>4.0.1</version>
+        <version>4.1.3</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
@@ -15,35 +15,35 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <maven.compiler.encoding>UTF-8</maven.compiler.encoding>
     </properties>
-    <artifactId>easyconfiguration-gson</artifactId>
+    <artifactId>configured-gson</artifactId>
     <packaging>jar</packaging>
 
     <dependencies>
 
         <dependency>
             <groupId>${project.parent.groupId}</groupId>
-            <artifactId>easyconfiguration-core</artifactId>
+            <artifactId>configured-core</artifactId>
             <version>${project.parent.version}</version>
             <scope>compile</scope>
         </dependency>
 
         <dependency>
             <groupId>${project.parent.groupId}</groupId>
-            <artifactId>easyconfiguration-feature-file</artifactId>
+            <artifactId>configured-feature-file</artifactId>
             <version>${project.parent.version}</version>
             <scope>compile</scope>
         </dependency>
 
         <dependency>
             <groupId>${project.parent.groupId}</groupId>
-            <artifactId>easyconfiguration-feature-section</artifactId>
+            <artifactId>configured-feature-section</artifactId>
             <version>${project.parent.version}</version>
             <scope>compile</scope>
         </dependency>
 
         <dependency>
             <groupId>${project.parent.groupId}</groupId>
-            <artifactId>easyconfiguration-demo</artifactId>
+            <artifactId>configured-demo</artifactId>
             <version>${project.parent.version}</version>
             <scope>test</scope>
         </dependency>

providers/gson/src/main/java/cc/carm/lib/configuration/source/json/JSONSource.java

@@ -2,7 +2,7 @@ package cc.carm.lib.configuration.source.json;
 
 import cc.carm.lib.configuration.source.ConfigurationHolder;
 import cc.carm.lib.configuration.source.file.FileConfigSource;
-import cc.carm.lib.configuration.source.section.MemorySection;
+import cc.carm.lib.configuration.source.section.SourcedSection;
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
 import com.google.gson.JsonSerializer;
@@ -14,17 +14,17 @@ import java.util.LinkedHashMap;
 import java.util.Map;
 import java.util.Objects;
 
-public class JSONSource extends FileConfigSource<MemorySection, Map<String, Object>, JSONSource> {
+public class JSONSource extends FileConfigSource<SourcedSection, Map<String, Object>, JSONSource> {
 
     public static final @NotNull Gson DEFAULT_GSON = new GsonBuilder()
             .serializeNulls().disableHtmlEscaping().setPrettyPrinting()
             .registerTypeAdapter(
-                    MemorySection.class,
+                    SourcedSection.class,
-                    (JsonSerializer<MemorySection>) (src, t, c) -> c.serialize(src.data())
+                    (JsonSerializer<SourcedSection>) (src, t, c) -> c.serialize(src.data())
             ).create();
 
     protected final @NotNull Gson gson;
-    protected @Nullable MemorySection rootSection;
+    protected @Nullable SourcedSection rootSection;
 
     protected JSONSource(@NotNull ConfigurationHolder<? extends JSONSource> holder,
                          @NotNull File file, @Nullable String resourcePath) {
@@ -48,7 +48,7 @@ public class JSONSource extends FileConfigSource<MemorySection, Map<String, Obje
     }
 
     @Override
-    protected JSONSource self() {
+    protected @NotNull JSONSource self() {
         return this;
     }
 
@@ -58,7 +58,7 @@ public class JSONSource extends FileConfigSource<MemorySection, Map<String, Obje
     }
 
     @Override
-    public @NotNull MemorySection section() {
+    public @NotNull SourcedSection section() {
         return Objects.requireNonNull(this.rootSection, "Root section is not initialized");
     }
 
@@ -70,7 +70,7 @@ public class JSONSource extends FileConfigSource<MemorySection, Map<String, Obje
     @Override
     protected void onReload() throws Exception {
         Map<?, ?> data = fileReader(reader -> gson.fromJson(reader, LinkedHashMap.class));
-        this.rootSection = MemorySection.root(this, data);
+        this.rootSection = SourcedSection.root(this, data);
         this.lastUpdateMillis = System.currentTimeMillis(); // 更新时间
     }
 

providers/gson/src/test/java/config/JSONConfigTest.java

@@ -1,10 +1,8 @@
 package config;
 
 import cc.carm.lib.configuration.demo.tests.ConfigurationTest;
-import cc.carm.lib.configuration.source.json.JSONConfigFactory;
 import cc.carm.lib.configuration.source.ConfigurationHolder;
-import cc.carm.lib.configuration.value.ConfigValue;
+import cc.carm.lib.configuration.source.json.JSONConfigFactory;
-import cc.carm.lib.configuration.value.standard.ConfiguredValue;
 import org.junit.Test;
 
 import java.io.File;
@@ -18,12 +16,6 @@ public class JSONConfigTest {
 
     @Test
     public void onTest() {
-
-        ConfigValue<Boolean> EXAMPLE = ConfiguredValue.of(false);
-        EXAMPLE.initialize(this.holder, "example");
-
-        System.out.println("Example: " + EXAMPLE.get());
-
         ConfigurationTest.testDemo(this.holder);
         ConfigurationTest.testInner(this.holder);
 

providers/hocon/README.md

@@ -1,4 +1,4 @@
-# EasyConfiguration-HOCON
+# configured-HOCON
 
 HOCON file-based implementation, compatible with all Java environments.
 
@@ -20,9 +20,9 @@ HOCON file-based implementation, compatible with all Java environments.
 
         <repository>
             <!-- Using GitHub dependencies for real-time updates, configuration required (recommended). -->
-            <id>EasyConfiguration</id>
+            <id>configured</id>
             <name>GitHub Packages</name>
-            <url>https://maven.pkg.github.com/CarmJos/EasyConfiguration</url>
+            <url>https://maven.pkg.github.com/CarmJos/configured</url>
         </repository>
 
     </repositories>
@@ -35,7 +35,7 @@ HOCON file-based implementation, compatible with all Java environments.
     <dependencies>
         <dependency>
             <groupId>cc.carm.lib</groupId>
-            <artifactId>easyconfiguration-hocon</artifactId>
+            <artifactId>configured-hocon</artifactId>
             <version>[LATEST RELEASE]</version>
             <scope>compile</scope>
         </dependency>
@@ -52,14 +52,14 @@ repositories {
     mavenCentral()
 
     // Using GitHub dependencies for real-time updates, configuration required (recommended).
-    maven { url 'https://maven.pkg.github.com/CarmJos/EasyConfiguration' }
+    maven { url 'https://maven.pkg.github.com/CarmJos/configured' }
 
 }
 ```
 
 ```groovy
 dependencies {
-    api "cc.carm.lib:easyconfiguration-hocon:[LATEST RELEASE]"
+    api "cc.carm.lib:configured-hocon:[LATEST RELEASE]"
 }
 ```
 

providers/hocon/pom.xml

@@ -1,12 +1,12 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0"
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>cc.carm.lib</groupId>
-        <artifactId>easyconfiguration-parent</artifactId>
+        <artifactId>configured-parent</artifactId>
-        <version>4.0.0</version>
+        <version>4.1.3</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <properties>
@@ -15,38 +15,38 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <maven.compiler.encoding>UTF-8</maven.compiler.encoding>
     </properties>
-    <artifactId>easyconfiguration-hocon</artifactId>
+    <artifactId>configured-hocon</artifactId>
     <packaging>jar</packaging>
 
     <dependencies>
         <dependency>
             <groupId>${project.parent.groupId}</groupId>
-            <artifactId>easyconfiguration-core</artifactId>
+            <artifactId>configured-core</artifactId>
             <version>${project.parent.version}</version>
             <scope>compile</scope>
         </dependency>
         <dependency>
             <groupId>${project.parent.groupId}</groupId>
-            <artifactId>easyconfiguration-feature-commentable</artifactId>
+            <artifactId>configured-feature-commentable</artifactId>
             <version>${project.parent.version}</version>
             <scope>compile</scope>
         </dependency>
         <dependency>
             <groupId>${project.parent.groupId}</groupId>
-            <artifactId>easyconfiguration-feature-file</artifactId>
+            <artifactId>configured-feature-file</artifactId>
             <version>${project.parent.version}</version>
             <scope>compile</scope>
         </dependency>
         <dependency>
             <groupId>${project.parent.groupId}</groupId>
-            <artifactId>easyconfiguration-feature-section</artifactId>
+            <artifactId>configured-feature-section</artifactId>
             <version>${project.parent.version}</version>
             <scope>compile</scope>
         </dependency>
 
         <dependency>
             <groupId>${project.parent.groupId}</groupId>
-            <artifactId>easyconfiguration-demo</artifactId>
+            <artifactId>configured-demo</artifactId>
             <version>${project.parent.version}</version>
             <scope>test</scope>
         </dependency>