fix(load): 修复插件加载时出现的问题

core/pom.xml

@@ -127,12 +127,6 @@
             <scope>compile</scope>
         </dependency>
 
-        <dependency>
-            <groupId>com.google.guava</groupId>
-            <artifactId>guava</artifactId>
-            <scope>compile</scope>
-        </dependency>
-
     </dependencies>
 
     <build>

core/src/main/java/cc/carm/plugin/minesql/MineSQLCore.java

@@ -14,14 +14,10 @@ import cc.carm.plugin.minesql.util.DBPropertiesUtil;
 import co.aikar.commands.CommandManager;
 import co.aikar.commands.InvalidCommandArgument;
 import co.aikar.commands.Locales;
-import com.google.common.collect.ImmutableList;
 import org.jetbrains.annotations.NotNull;
 
 import java.io.File;
-import java.util.HashMap;
-import java.util.LinkedHashMap;
-import java.util.Map;
-import java.util.Properties;
+import java.util.*;
 import java.util.logging.Logger;
 
 public class MineSQLCore implements IMineSQL {
@@ -126,8 +122,8 @@ public class MineSQLCore implements IMineSQL {
             }
         });
         commandManager.getCommandCompletions().registerCompletion("sql-managers", c -> {
-            if (c.getIssuer().isPlayer()) return ImmutableList.of();
-            else return ImmutableList.copyOf(getRegistry().list().keySet());
+            if (c.getIssuer().isPlayer()) return Collections.emptyList();
+            else return getRegistry().list().keySet();
         });
         commandManager.registerCommand(new MineSQLCommand(this));
     }

core/src/main/java/cc/carm/plugin/minesql/MineSQLRegistry.java

@@ -7,7 +7,6 @@ import cc.carm.plugin.minesql.api.SQLRegistry;
 import cc.carm.plugin.minesql.api.source.SQLSourceConfig;
 import cn.beecp.BeeDataSource;
 import cn.beecp.BeeDataSourceConfig;
-import com.google.common.collect.ImmutableMap;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 import org.jetbrains.annotations.Unmodifiable;
@@ -115,7 +114,7 @@ public class MineSQLRegistry implements SQLRegistry {
     @Override
     @Unmodifiable
     public @NotNull Map<String, SQLManagerImpl> list() {
-        return ImmutableMap.copyOf(this.managers);
+        return Collections.unmodifiableMap(this.managers);
     }
 
     @Override