Add uncommited config stuffs, just to get a clean working tree.

config/pom.xml

@@ -17,4 +17,18 @@
 
     <name>BungeeCord-Config</name>
     <description>Generic java configuration API intended for use with BungeeCord</description>
+    
+    <dependencies>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <version>4.11</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.yaml</groupId>
+            <artifactId>snakeyaml</artifactId>
+            <version>1.11</version>
+        </dependency>
+    </dependencies>
 </project>

config/src/main/java/net/md_5/bungee/config/Configuration.java

@@ -2,6 +2,7 @@ package net.md_5.bungee.config;
 
 import java.util.ArrayList;
 import java.util.Collections;
+import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import lombok.AccessLevel;
@@ -13,8 +14,8 @@ public final class Configuration
 
     private static final char SEPARATOR = '.';
     private final Map<String, Object> self;
-    private final Map<String, Object> comments;
+    private Map<String, Object> comments = new HashMap<>();
-    private final Map<String, Object> defaults;
+    private final Configuration defaults;
 
     private Map<String, Object> getHolder(String path, Map<String, Object> parent, boolean create)
     {
@@ -41,12 +42,17 @@ public final class Configuration
     public <T> T get(String path, T def)
     {
         Object val = get( path, self );
-        return ( val != null && val.getClass().isInstance( def ) ) ? (T) val : (T) get( path, defaults );
+        return ( val != null && val.getClass().isInstance( def ) ) ? (T) val : (T) defaults.get( path );
+    }
+
+    public Object get(String path)
+    {
+        return get( path, null );
     }
 
     public Object getDefault(String path)
     {
-        return get( path, defaults );
+        return defaults.get( path );
     }
 
     public void set(String path, Object value, String comment)

config/src/main/java/net/md_5/bungee/config/ConfigurationProvider.java

@@ -0,0 +1,29 @@
+package net.md_5.bungee.config;
+
+import java.io.File;
+import java.io.Reader;
+import java.util.HashMap;
+import java.util.Map;
+
+public abstract class ConfigurationProvider
+{
+
+    private static final Map<Class<? extends ConfigurationProvider>, ConfigurationProvider> providers = new HashMap<>();
+
+    static
+    {
+        providers.put( YamlConfiguration.class, new YamlConfiguration() );
+    }
+
+    public ConfigurationProvider getProvider(Class<? extends ConfigurationProvider> provider)
+    {
+        return providers.get( provider );
+    }
+    /*------------------------------------------------------------------------*/
+
+    public abstract Configuration load(File file);
+
+    public abstract Configuration load(Reader reader);
+
+    public abstract Configuration load(String string);
+}

config/src/main/java/net/md_5/bungee/config/YamlConfiguration.java

@@ -0,0 +1,53 @@
+package net.md_5.bungee.config;
+
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.FileReader;
+import java.io.IOException;
+import java.io.Reader;
+import java.util.Map;
+import org.yaml.snakeyaml.DumperOptions;
+import org.yaml.snakeyaml.Yaml;
+
+public class YamlConfiguration extends ConfigurationProvider
+{
+
+    private final ThreadLocal<Yaml> yaml = new ThreadLocal<Yaml>()
+    {
+        @Override
+        protected Yaml initialValue()
+        {
+            DumperOptions options = new DumperOptions();
+            options.setDefaultFlowStyle( DumperOptions.FlowStyle.BLOCK );
+            return new Yaml( options );
+        }
+    };
+
+    @Override
+    public Configuration load(File file)
+    {
+        try ( FileReader reader = new FileReader( file ) )
+        {
+            return load( reader );
+        } catch ( IOException ex )
+        {
+            return null;
+        }
+    }
+
+    @Override
+    @SuppressWarnings("unchecked")
+    public Configuration load(Reader reader)
+    {
+        Configuration conf = new Configuration( (Map<String, Object>) yaml.get().loadAs( reader, Map.class ), null );
+        return conf;
+    }
+
+    @Override
+    @SuppressWarnings("unchecked")
+    public Configuration load(String string)
+    {
+        Configuration conf = new Configuration( (Map<String, Object>) yaml.get().loadAs( string, Map.class ), null );
+        return conf;
+    }
+}