feat(record): Support record type values adapter.

features/record/pom.xml

@@ -0,0 +1,66 @@
+<?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>4.1.6</version>
+        <relativePath>../../pom.xml</relativePath>
+    </parent>
+
+    <artifactId>configured-feature-record</artifactId>
+    <packaging>jar</packaging>
+
+    <properties>
+        <maven.compiler.source>16</maven.compiler.source>
+        <maven.compiler.target>16</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+    <dependencies>
+
+        <dependency>
+            <groupId>cc.carm.lib</groupId>
+            <artifactId>configured-core</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>cc.carm.lib</groupId>
+            <artifactId>configured-temp</artifactId>
+            <version>${project.version}</version>
+            <scope>test</scope>
+        </dependency>
+
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <configuration>
+                    <source>16</source>
+                    <target>16</target>
+                    <encoding>UTF-8</encoding>
+                    <compilerArgument>-parameters</compilerArgument>
+                </configuration>
+            </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/record/src/main/java/cc/carm/lib/configured/adapter/record/RecordAdapter.java

@@ -0,0 +1,108 @@
+package cc.carm.lib.configured.adapter.record;
+
+import cc.carm.lib.configuration.adapter.ValueAdapter;
+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.source.ConfigurationHolder;
+import cc.carm.lib.configuration.source.section.ConfigureSection;
+import org.jetbrains.annotations.NotNull;
+
+import java.lang.reflect.Constructor;
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+import java.lang.reflect.RecordComponent;
+import java.util.Arrays;
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+public class RecordAdapter<T extends Record> extends ValueAdapter<T> {
+
+    public static void register(ConfigurationHolder<?> holder) {
+        holder.adapters().register(of(Record.class));
+    }
+
+    public static <R extends Record> RecordAdapter<R> of(@NotNull Class<R> type) {
+        return of(ValueType.of(type));
+    }
+
+    public static <R extends Record> RecordAdapter<R> of(@NotNull ValueType<R> type) {
+        return new RecordAdapter<>(type);
+    }
+
+    public RecordAdapter(@NotNull ValueType<T> type) {
+        super(type, serializer(type), parser(type));
+    }
+
+    public static <R extends Record> ValueSerializer<R> serializer(@NotNull ValueType<R> type) {
+        return (holder, type1, r) -> toMap(holder, r);
+    }
+
+    public static <R extends Record> ValueParser<R> parser(@NotNull ValueType<R> type) {
+        return (holder, valueType, value) -> {
+            if (!(value instanceof ConfigureSection section)) return null;
+            return fromMap(holder, type.getRawType(), section.asMap());
+        };
+    }
+
+    public static <R extends Record> Map<String, Object> toMap(
+        @NotNull ConfigurationHolder<?> holder, @NotNull R record
+    ) throws Exception {
+        Map<String, Object> map = new LinkedHashMap<>();
+        Class<?> recordClass = record.getClass();
+        if (!recordClass.isRecord()) {
+            throw new IllegalArgumentException("Object is not a record");
+        }
+        try {
+            for (RecordComponent component : recordClass.getRecordComponents()) {
+                String name = component.getName();
+                Method accessor = component.getAccessor();
+                Object value = accessor.invoke(record);
+                map.put(name, serializeValue(holder, value));
+            }
+        } catch (IllegalAccessException | InvocationTargetException e) {
+            throw new RuntimeException("Failed to convert record to map", e);
+        }
+        return map;
+    }
+
+    public static <R extends Record> R fromMap(
+        @NotNull ConfigurationHolder<?> holder,
+        @NotNull Class<R> type, @NotNull Map<String, Object> data
+    ) throws Exception {
+        RecordComponent[] components = type.getRecordComponents();
+        Object[] args = new Object[components.length];
+        for (int i = 0; i < components.length; i++) {
+            RecordComponent component = components[i];
+            args[i] = parseValue(holder, component.getType(), data.get(component.getName()));
+        }
+        return createInstance(type, args);
+    }
+
+    @SuppressWarnings("unchecked")
+    private static Object parseValue(ConfigurationHolder<?> holder, Class<?> targetType, Object value) throws Exception {
+        if (value == null) return null;
+        if (targetType.isRecord()) {
+            return fromMap(holder, targetType.asSubclass(Record.class), (Map<String, Object>) value);
+        }
+        return holder.deserialize(targetType, value);
+    }
+
+    private static Object serializeValue(ConfigurationHolder<?> holder, Object value) throws Exception {
+        if (value == null) return null;
+        if (value.getClass().isRecord()) {
+            return toMap(holder, (Record) value);
+        }
+        return holder.serialize(value);
+    }
+
+    private static <T> T createInstance(Class<T> t, Object[] args) throws Exception {
+        Class<?>[] paramTypes = Arrays.stream(t.getRecordComponents())
+            .map(RecordComponent::getType).toArray(Class[]::new);
+        Constructor<T> constructor = t.getDeclaredConstructor(paramTypes);
+        constructor.setAccessible(true); // Make sure the constructor is accessible
+        return constructor.newInstance(args);
+    }
+
+
+}

features/record/src/test/java/RecordTest.java

@@ -0,0 +1,76 @@
+import cc.carm.lib.configuration.Configuration;
+import cc.carm.lib.configuration.source.ConfigurationHolder;
+import cc.carm.lib.configuration.source.temp.TempConfigFactory;
+import cc.carm.lib.configuration.value.standard.ConfiguredValue;
+import cc.carm.lib.configured.adapter.record.RecordAdapter;
+import org.junit.Test;
+
+import java.util.List;
+import java.util.Map;
+import java.util.UUID;
+
+public class RecordTest {
+
+    interface Config extends Configuration {
+
+        ConfiguredValue<Device> VAL = ConfiguredValue.of(new Device(
+            "device1",
+            "My Device",
+            UUID.fromString("123e4567-e89b-12d3-a456-426614174000"),
+            new Chip("chip1", "SN123456")
+        ));
+
+    }
+
+    @Test
+    public void test() {
+
+        ConfigurationHolder<?> holder = TempConfigFactory.create().build();
+        RecordAdapter.register(holder);
+        holder.initialize(Config.class);
+
+        System.out.println("Device ID: " + Config.VAL.resolve().id());
+        System.out.println("Device Name: " + Config.VAL.resolve().name());
+        System.out.println("Device Serial: " + Config.VAL.resolve().serial());
+        System.out.println("Chip ID: " + Config.VAL.resolve().chip().id());
+        System.out.println("Chip Serial: " + Config.VAL.resolve().chip().serialNumber());
+
+        try {
+            holder.save();
+        } catch (Exception e) {
+            throw new RuntimeException(e);
+        }
+
+        printMap(holder.config().asMap(), 0);
+
+    }
+
+
+    public record Device(String id, String name, UUID serial, Chip chip) {
+    }
+
+    public record Chip(String id, String serialNumber) {
+    }
+
+    static void printMap(Map<String, Object> map, int indent) {
+        String indentStr = " ".repeat(indent);
+        for (Map.Entry<String, Object> entry : map.entrySet()) {
+            if (entry.getValue() instanceof Map<?, ?> subMap) {
+                System.out.println(indentStr + entry.getKey() + ":");
+                printMap((Map<String, Object>) subMap, indent + 2);
+            } else if (entry.getValue() instanceof List<?> subList) {
+                System.out.println(indentStr + entry.getKey() + ":");
+                for (Object item : subList) {
+                    if (item instanceof Map<?, ?> itemMap) {
+                        printMap((Map<String, Object>) itemMap, indent + 2);
+                    } else {
+                        System.out.println(indentStr + "  - " + item);
+                    }
+                }
+            } else {
+                System.out.println(indentStr + entry.getKey() + ": " + entry.getValue());
+            }
+        }
+    }
+
+}