Large configuration refactoring

Plugin/src/main/java/me/filoghost/chestcommands/ChestCommands.java

@@ -17,12 +17,11 @@ package me.filoghost.chestcommands;
 import me.filoghost.chestcommands.api.internal.BackendAPI;
 import me.filoghost.chestcommands.command.CommandHandler;
 import me.filoghost.chestcommands.command.framework.CommandFramework;
-import me.filoghost.chestcommands.config.ConfigLoader;
+import me.filoghost.chestcommands.config.framework.ConfigLoader;
 import me.filoghost.chestcommands.config.ConfigManager;
-import me.filoghost.chestcommands.config.files.CustomPlaceholders;
-import me.filoghost.chestcommands.config.files.Lang;
-import me.filoghost.chestcommands.parsing.menu.LoadedMenu;
-import me.filoghost.chestcommands.config.files.Settings;
+import me.filoghost.chestcommands.config.CustomPlaceholders;
+import me.filoghost.chestcommands.config.Lang;
+import me.filoghost.chestcommands.config.Settings;
 import me.filoghost.chestcommands.hook.BarAPIHook;
 import me.filoghost.chestcommands.hook.BungeeCordHook;
 import me.filoghost.chestcommands.hook.PlaceholderAPIHook;
@@ -34,10 +33,11 @@ import me.filoghost.chestcommands.listener.InventoryListener;
 import me.filoghost.chestcommands.listener.JoinListener;
 import me.filoghost.chestcommands.listener.SignListener;
 import me.filoghost.chestcommands.menu.MenuManager;
+import me.filoghost.chestcommands.parsing.menu.LoadedMenu;
 import me.filoghost.chestcommands.task.RefreshMenusTask;
+import me.filoghost.chestcommands.util.Log;
 import me.filoghost.chestcommands.util.Utils;
 import me.filoghost.chestcommands.util.collection.ErrorCollector;
-import me.filoghost.chestcommands.util.Log;
 import me.filoghost.updatechecker.UpdateChecker;
 import org.bstats.bukkit.MetricsLite;
 import org.bukkit.Bukkit;
@@ -152,9 +152,9 @@ public class ChestCommands extends JavaPlugin {
 	public ErrorCollector load() {
 		ErrorCollector errors = new ErrorCollector();
 		menuManager.clear();
-		boolean isFreshInstall = !Files.isDirectory(configManager.getBaseDataPath());
+		boolean isFreshInstall = !Files.isDirectory(configManager.getRootDataFolder());
 		try {
-			Files.createDirectories(configManager.getBaseDataPath());
+			Files.createDirectories(configManager.getRootDataFolder());
 		} catch (IOException e) {
 			errors.addError("Plugin failed to load, couldn't create data folder.");
 			return errors;
@@ -172,7 +172,7 @@ public class ChestCommands extends JavaPlugin {
 
 		// Create the menu folder with the example menu
 		if (!Files.isDirectory(configManager.getMenusFolder())) {
-			ConfigLoader exampleMenuLoader = new ConfigLoader(configManager.getMenusFolder().resolve("example.yml"));
+			ConfigLoader exampleMenuLoader = configManager.getConfigLoader(configManager.getMenusFolder().resolve("example.yml"));
 			configManager.tryCreateDefault(exampleMenuLoader);
 		}
 

Plugin/src/main/java/me/filoghost/chestcommands/config/ConfigLoader.java

@@ -1,126 +0,0 @@
-/*
- *  This program is free software: you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation, either version 3 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with this program. If not, see <https://www.gnu.org/licenses/>.
- */
-package me.filoghost.chestcommands.config;
-
-import me.filoghost.chestcommands.util.Preconditions;
-import org.bukkit.configuration.InvalidConfigurationException;
-import org.bukkit.configuration.file.YamlConfiguration;
-
-import java.io.BufferedReader;
-import java.io.BufferedWriter;
-import java.io.IOException;
-import java.io.InputStream;
-import java.net.URL;
-import java.net.URLConnection;
-import java.nio.file.Files;
-import java.nio.file.Path;
-import java.util.stream.Collectors;
-import java.util.stream.StreamSupport;
-
-public class ConfigLoader {
-
-	private final Path path;
-
-	public ConfigLoader(Path path) {
-		this.path = path;
-	}
-
-	public Path getPath() {
-		return path;
-	}
-
-	public void createDefault(Path baseDataPath) throws IOException {
-		if (!path.startsWith(baseDataPath)) {
-			throw new IOException("Config file " + path + " must be inside " + baseDataPath);
-		}
-
-		if (Files.exists(path)) {
-			return;
-		}
-
-		if (path.getParent() != null) {
-			Files.createDirectories(path.getParent());
-		}
-
-		Path absoluteDataPath = baseDataPath.toAbsolutePath();
-		Path absoluteConfigPath = path.toAbsolutePath();
-
-		if (absoluteConfigPath.startsWith(absoluteDataPath)) {
-			Path relativeConfigPath = absoluteDataPath.relativize(absoluteConfigPath);
-			String internalJarPath = toInternalJarPath(relativeConfigPath);
-
-			try (InputStream defaultFile = getResource(internalJarPath)) {
-				if (defaultFile != null) {
-					Files.copy(defaultFile, path);
-					return;
-				}
-			}
-		}
-
-		Files.createFile(path);
-	}
-
-	private String toInternalJarPath(Path path) {
-		return StreamSupport.stream(path.spliterator(), false)
-				.map(Path::toString)
-				.collect(Collectors.joining("/", "/", ""));
-	}
-
-
-	private InputStream getResource(String internalJarPath) throws IOException {
-		Preconditions.notNull(internalJarPath, "internalJarPath");
-
-		URL resourceURL = getClass().getResource(internalJarPath);
-		if (resourceURL == null) {
-			return null;
-		}
-
-		URLConnection connection = resourceURL.openConnection();
-		connection.setUseCaches(false);
-		return connection.getInputStream();
-	}
-
-
-	public Config load() throws IOException, InvalidConfigurationException {
-		YamlConfiguration yaml = new YamlConfiguration();
-
-		try (BufferedReader reader = Files.newBufferedReader(path)) {
-			yaml.load(reader);
-		}
-
-		return new Config(yaml, path);
-	}
-
-	public Config loadEmpty() {
-		return new Config(new YamlConfiguration(), path);
-	}
-
-	public void save(Config config) throws IOException {
-		if (path.getParent() != null) {
-			Files.createDirectories(path.getParent());
-		}
-
-		String data = config.saveToString();
-
-		try (BufferedWriter writer = Files.newBufferedWriter(path)) {
-			writer.write(data);
-		}
-	}
-
-	public String getFileName() {
-		return path.getFileName().toString();
-	}
-
-}

Plugin/src/main/java/me/filoghost/chestcommands/config/ConfigManager.java

@@ -14,14 +14,17 @@
  */
 package me.filoghost.chestcommands.config;
 
-import me.filoghost.chestcommands.config.files.CustomPlaceholders;
-import me.filoghost.chestcommands.config.files.Lang;
+import me.filoghost.chestcommands.config.framework.BaseConfigManager;
+import me.filoghost.chestcommands.config.framework.Config;
+import me.filoghost.chestcommands.config.framework.ConfigLoader;
+import me.filoghost.chestcommands.config.framework.exception.ConfigException;
+import me.filoghost.chestcommands.config.framework.exception.ConfigSyntaxException;
+import me.filoghost.chestcommands.config.framework.mapped.MappedConfigLoader;
 import me.filoghost.chestcommands.parsing.menu.LoadedMenu;
-import me.filoghost.chestcommands.config.files.Settings;
 import me.filoghost.chestcommands.parsing.menu.MenuParser;
-import me.filoghost.chestcommands.util.collection.ErrorCollector;
 import me.filoghost.chestcommands.util.Log;
-import org.bukkit.configuration.InvalidConfigurationException;
+import me.filoghost.chestcommands.util.Preconditions;
+import me.filoghost.chestcommands.util.collection.ErrorCollector;
 
 import java.io.IOException;
 import java.nio.file.FileVisitOption;
@@ -33,55 +36,46 @@ import java.util.List;
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
 
-public class ConfigManager {
+public class ConfigManager extends BaseConfigManager {
 
-	private final Path baseDataPath;
-	private final ConfigLoader settingsConfigLoader;
+	private final MappedConfigLoader<Settings> settingsConfigLoader;
 	private final ConfigLoader placeholdersConfigLoader;
-	private final ConfigLoader langConfigLoader;
+	private final MappedConfigLoader<Lang> langConfigLoader;
 
-	public ConfigManager(Path baseDataPath) {
-		this.baseDataPath = baseDataPath;
-		settingsConfigLoader = new ConfigLoader(baseDataPath.resolve("config.yml"));
-		placeholdersConfigLoader = new ConfigLoader(baseDataPath.resolve("custom-placeholders.yml"));
-		langConfigLoader = new ConfigLoader(baseDataPath.resolve("lang.yml"));
+	public ConfigManager(Path rootDataFolder) {
+		super(rootDataFolder);
+
+		settingsConfigLoader = getMappedConfigLoader("config.yml", Settings::new);
+		placeholdersConfigLoader = getConfigLoader("custom-placeholders.yml");
+		langConfigLoader = getMappedConfigLoader("lang.yml", Lang::new);
 	}
 
 	public Settings tryLoadSettings() {
-		Settings settings = new Settings();
-
 		try {
-			settingsConfigLoader.createDefault(baseDataPath);
-			settings.load(settingsConfigLoader);
-		} catch (Throwable t) {
-			logConfigLoadException(settingsConfigLoader, t);
+			return settingsConfigLoader.init();
+		} catch (ConfigException e) {
+			logConfigInitException(settingsConfigLoader.getFileName(), e);
+			return new Settings();
 		}
-
-		return settings;
 	}
 
 	public Lang tryLoadLang() {
-		Lang lang = new Lang();
-
 		try {
-			langConfigLoader.createDefault(baseDataPath);
-			lang.load(langConfigLoader);
-		} catch (Throwable t) {
-			logConfigLoadException(langConfigLoader, t);
+			return langConfigLoader.init();
+		} catch (ConfigException e) {
+			logConfigInitException(langConfigLoader.getFileName(), e);
+			return new Lang();
 		}
-
-		return lang;
 	}
 
 	public CustomPlaceholders tryLoadCustomPlaceholders(ErrorCollector errorCollector) {
 		CustomPlaceholders placeholders = new CustomPlaceholders();
 
 		try {
-			placeholdersConfigLoader.createDefault(baseDataPath);
-			Config placeholdersConfig = placeholdersConfigLoader.load();
+			Config placeholdersConfig = placeholdersConfigLoader.init();
 			placeholders.load(placeholdersConfig, errorCollector);
-		} catch (Throwable t) {
-			logConfigLoadException(placeholdersConfigLoader, t);
+		} catch (ConfigException t) {
+			logConfigInitException(placeholdersConfigLoader.getFileName(), t);
 		}
 
 		return placeholders;
@@ -89,20 +83,22 @@ public class ConfigManager {
 
 	public void tryCreateDefault(ConfigLoader configLoader) {
 		try {
-			configLoader.createDefault(baseDataPath);
-		} catch (Throwable t) {
-			logConfigLoadException(configLoader, t);
+			configLoader.createDefault();
+		} catch (ConfigException e) {
+			logConfigInitException(configLoader.getFileName(), e);
 		}
 	}
 
 	public Path getMenusFolder() {
-		return baseDataPath.resolve("menu");
+		return rootDataFolder.resolve("menu");
 	}
 
 	/**
 	 * Returns a list of YML menu files.
 	 */
 	public List<Path> getMenuPaths() throws IOException {
+		Preconditions.checkState(Files.isDirectory(getMenusFolder()), "menus folder doesn't exist");
+
 		try (Stream<Path> paths = Files.walk(getMenusFolder(), FileVisitOption.FOLLOW_LINKS)) {
 			return paths.filter(Files::isRegularFile)
 					.filter(this::isYmlPath)
@@ -110,39 +106,15 @@ public class ConfigManager {
 		}
 	}
 
-
-	private boolean isYmlPath(Path path) {
-		return path.getFileName().toString().toLowerCase().endsWith(".yml");
-	}
-
-	private void logConfigLoadException(ConfigLoader configLoader, Throwable t) {
-		t.printStackTrace();
-
-		if (t instanceof IOException) {
-			Log.warning("Error while reading the file \"" + configLoader.getFileName() +  "\". Default values will be used.");
-		} else if (t instanceof InvalidConfigurationException) {
-			Log.warning("Invalid YAML syntax in the file \"" + configLoader.getFileName() + "\", please look at the error above. Default values will be used.");
+	private void logConfigInitException(String fileName, ConfigException e) {
+		if (e instanceof ConfigSyntaxException) {
+			Log.warning("Invalid YAML syntax in config file \"" + fileName + "\": " + e.getMessage());
 		} else {
-			Log.warning("Unhandled error while parsing the file \"" + configLoader.getFileName() + "\". Please inform the developer.");
+			e.printStackTrace();
+			Log.warning("Error while reading config file \"" + fileName +  "\": " + e.getMessage());
 		}
 	}
 
-	public Path getBaseDataPath() {
-		return baseDataPath;
-	}
-
-	public ConfigLoader getSettingsConfigLoader() {
-		return settingsConfigLoader;
-	}
-
-	public ConfigLoader getPlaceholdersConfigLoader() {
-		return placeholdersConfigLoader;
-	}
-
-	public ConfigLoader getLangConfigLoader() {
-		return langConfigLoader;
-	}
-
 	public List<LoadedMenu> tryLoadMenus(ErrorCollector errorCollector) {
 		List<LoadedMenu> loadedMenus = new ArrayList<>();
 		List<Path> menuPaths;
@@ -155,16 +127,21 @@ public class ConfigManager {
 		}
 
 		for (Path menuFile : menuPaths) {
-			ConfigLoader menuConfigLoader = new ConfigLoader(menuFile);
+			ConfigLoader menuConfigLoader = new ConfigLoader(rootDataFolder, menuFile);
 
 			try {
 				Config menuConfig = menuConfigLoader.load();
 				loadedMenus.add(MenuParser.loadMenu(menuConfig, errorCollector));
-			} catch (Throwable t) {
-				logConfigLoadException(menuConfigLoader, t);
+			} catch (ConfigException e) {
+				logConfigInitException(menuConfigLoader.getFileName(), e);
 			}
 		}
 
 		return loadedMenus;
 	}
+
+	private boolean isYmlPath(Path path) {
+		return path.getFileName().toString().toLowerCase().endsWith(".yml");
+	}
+
 }

Plugin/src/main/java/me/filoghost/chestcommands/config/ConfigValueException.java

@@ -1,9 +0,0 @@
-package me.filoghost.chestcommands.config;
-
-public class ConfigValueException extends Exception {
-
-	public ConfigValueException(String message) {
-		super(message);
-	}
-
-}

Plugin/src/main/java/me/filoghost/chestcommands/config/CustomPlaceholders.java

@@ -12,12 +12,12 @@
  *  You should have received a copy of the GNU General Public License
  *  along with this program. If not, see <https://www.gnu.org/licenses/>.
  */
-package me.filoghost.chestcommands.config.files;
+package me.filoghost.chestcommands.config;
 
-import me.filoghost.chestcommands.config.Config;
-import me.filoghost.chestcommands.util.collection.ErrorCollector;
+import me.filoghost.chestcommands.config.framework.Config;
 import me.filoghost.chestcommands.util.Colors;
 import me.filoghost.chestcommands.util.collection.CollectionUtils;
+import me.filoghost.chestcommands.util.collection.ErrorCollector;
 
 import java.util.HashMap;
 import java.util.List;
@@ -36,12 +36,12 @@ public class CustomPlaceholders {
 			String replacement = Colors.addColors(config.getString(key));
 
 			if (placeholder.length() == 0) {
-				errorCollector.addError("Error in " + config.getFileName() + ": placeholder cannot be empty (skipped).");
+				errorCollector.addError("Error in " + config.getSourceFileName() + ": placeholder cannot be empty (skipped).");
 				continue;
 			}
 
 			if (placeholder.length() > 100) {
-				errorCollector.addError("Error in " + config.getFileName() + ": placeholder cannot be longer than 100 character (" + placeholder + ").");
+				errorCollector.addError("Error in " + config.getSourceFileName() + ": placeholder cannot be longer than 100 character (" + placeholder + ").");
 				continue;
 			}
 

Plugin/src/main/java/me/filoghost/chestcommands/config/Lang.java

@@ -12,11 +12,13 @@
  *  You should have received a copy of the GNU General Public License
  *  along with this program. If not, see <https://www.gnu.org/licenses/>.
  */
-package me.filoghost.chestcommands.config.files;
+package me.filoghost.chestcommands.config;
 
-import me.filoghost.chestcommands.config.SpecialConfig;
+import me.filoghost.chestcommands.config.framework.mapped.MappedConfig;
+import me.filoghost.chestcommands.config.framework.mapped.modifier.ChatColors;
 
-public class Lang extends SpecialConfig {
+@ChatColors
+public class Lang extends MappedConfig {
 
 	public String no_open_permission = "&cYou don't have permission &e{permission} &cto use this menu.";
 	public String default_no_icon_permission = "&cYou don't have permission for this icon.";

Plugin/src/main/java/me/filoghost/chestcommands/config/Settings.java

@@ -12,11 +12,13 @@
  *  You should have received a copy of the GNU General Public License
  *  along with this program. If not, see <https://www.gnu.org/licenses/>.
  */
-package me.filoghost.chestcommands.config.files;
+package me.filoghost.chestcommands.config;
 
-import me.filoghost.chestcommands.config.SpecialConfig;
+import me.filoghost.chestcommands.config.framework.mapped.MappedConfig;
+import me.filoghost.chestcommands.config.framework.mapped.modifier.ChatColors;
 
-public class Settings extends SpecialConfig {
+@ChatColors
+public class Settings extends MappedConfig {
 
 	public String default_color__name = "&f";
 	public String default_color__lore = "&7";
@@ -25,8 +27,8 @@ public class Settings extends SpecialConfig {
 
 	public Settings() {
 		setHeader(
-				"ChestCommands main configuration file.\n" +
-				"Documentation: https://filoghost.me/docs/chest-commands\n");
+				"ChestCommands main configuration file.",
+				"Documentation: https://filoghost.me/docs/chest-commands");
 	}
 
 }

Plugin/src/main/java/me/filoghost/chestcommands/config/SpecialConfig.java

@@ -1,128 +0,0 @@
-/*
- *  This program is free software: you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation, either version 3 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with this program. If not, see <https://www.gnu.org/licenses/>.
- */
-package me.filoghost.chestcommands.config;
-
-import me.filoghost.chestcommands.util.Colors;
-import me.filoghost.chestcommands.util.Log;
-import org.bukkit.configuration.InvalidConfigurationException;
-
-import java.io.IOException;
-import java.lang.reflect.Field;
-import java.lang.reflect.Modifier;
-import java.util.HashMap;
-import java.util.Map;
-import java.util.Map.Entry;
-
-/**
- * A special configuration wrapper that reads the values using reflection.
- * It will also save default values if not set.
- */
-public abstract class SpecialConfig {
-
-	private transient String header;
-	private transient Map<String, Object> defaultValuesMap;
-
-	public void setHeader(String header) {
-		this.header = header;
-	}
-
-	public void load(ConfigLoader loader) throws IOException, IllegalAccessException, InvalidConfigurationException {
-		Config config = loader.load();
-
-		// Check if the configuration was initialized
-		if (defaultValuesMap == null) {
-			defaultValuesMap = new HashMap<>();
-
-			// Put the values in the default values map
-			for (Field field : getClass().getDeclaredFields()) {
-				if (skipField(field)) continue;
-
-				field.setAccessible(true);
-				String configKey = getConfigNode(field);
-
-				try {
-					Object defaultValue = field.get(this);
-					if (defaultValue != null) {
-						defaultValuesMap.put(configKey, defaultValue);
-					} else {
-						Log.warning("The field " + field.getName() + " was not provided with a default value, please inform the developer.");
-					}
-
-				} catch (Exception ex) {
-					ex.printStackTrace();
-				}
-			}
-		}
-
-		boolean needsSave = false;
-
-		// Save default values not set
-		for (Entry<String, Object> entry : defaultValuesMap.entrySet()) {
-			if (!config.isSet(entry.getKey())) {
-				needsSave = true;
-				config.set(entry.getKey(), entry.getValue());
-			}
-		}
-
-		if (needsSave) {
-			config.setHeader(header);
-			loader.save(config);
-		}
-
-		// Now read change the fields
-		for (Field field : getClass().getDeclaredFields()) {
-			if (skipField(field)) {
-				continue;
-			}
-
-			field.setAccessible(true);
-			String configNode = getConfigNode(field);
-
-			if (config.isSet(configNode)) {
-				Class<?> type = field.getType();
-
-				if (type == boolean.class || type == Boolean.class) {
-					field.set(this, config.getBoolean(configNode));
-
-				} else if (type == int.class || type == Integer.class) {
-					field.set(this, config.getInt(configNode));
-
-				} else if (type == double.class || type == Double.class) {
-					field.set(this, config.getDouble(configNode));
-
-				} else if (type == String.class) {
-					field.set(this, Colors.addColors(config.getString(configNode))); // Always add colors
-
-				} else {
-					Log.warning("Unknown field type: " + field.getType().getName() + " (" + field.getName() + "). Please inform the developer.");
-				}
-
-			} else {
-				field.set(this, defaultValuesMap.get(configNode));
-			}
-		}
-	}
-
-
-	private boolean skipField(Field field) {
-		int modifiers = field.getModifiers();
-		return Modifier.isTransient(modifiers) || Modifier.isStatic(modifiers) || Modifier.isFinal(modifiers);
-	}
-
-	private String getConfigNode(Field field) {
-		return field.getName().replace("__", ".").replace("_", "-");
-	}
-
-}

Plugin/src/main/java/me/filoghost/chestcommands/config/framework/BaseConfigManager.java

@@ -0,0 +1,51 @@
+/*
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+package me.filoghost.chestcommands.config.framework;
+
+import me.filoghost.chestcommands.config.framework.mapped.MappedConfig;
+import me.filoghost.chestcommands.config.framework.mapped.MappedConfigLoader;
+
+import java.nio.file.Path;
+import java.util.function.Supplier;
+
+public class BaseConfigManager {
+
+	protected final Path rootDataFolder;
+
+	public BaseConfigManager(Path rootDataFolder) {
+		this.rootDataFolder = rootDataFolder;
+	}
+
+	public Path getRootDataFolder() {
+		return rootDataFolder;
+	}
+
+	public ConfigLoader getConfigLoader(String fileName) {
+		return getConfigLoader(rootDataFolder.resolve(fileName));
+	}
+
+	public ConfigLoader getConfigLoader(Path configPath) {
+		return new ConfigLoader(rootDataFolder, configPath);
+	}
+
+	public <T extends MappedConfig> MappedConfigLoader<T> getMappedConfigLoader(String fileName, Supplier<T> mappedObjectConstructor) {
+		return getMappedConfigLoader(rootDataFolder.resolve(fileName), mappedObjectConstructor);
+	}
+
+	public <T extends MappedConfig> MappedConfigLoader<T> getMappedConfigLoader(Path configPath, Supplier<T> mappedObjectConstructor) {
+		return new MappedConfigLoader<>(rootDataFolder, configPath, mappedObjectConstructor);
+	}
+
+}

Plugin/src/main/java/me/filoghost/chestcommands/config/framework/Config.java

@@ -12,7 +12,7 @@
  *  You should have received a copy of the GNU General Public License
  *  along with this program. If not, see <https://www.gnu.org/licenses/>.
  */
-package me.filoghost.chestcommands.config;
+package me.filoghost.chestcommands.config.framework;
 
 import org.bukkit.configuration.file.YamlConfiguration;
 
@@ -21,16 +21,20 @@ import java.nio.file.Path;
 public class Config extends ConfigSection {
 
 	private final YamlConfiguration yaml;
-	private final Path filePath;
+	private final Path sourceFilePath;
 
-	public Config(YamlConfiguration yaml, Path filePath) {
-		super(yaml);
-		this.yaml = yaml;
-		this.filePath = filePath;
+	public Config(Path sourceFilePath) {
+		this(new YamlConfiguration(), sourceFilePath);
 	}
 
-	public String getFileName() {
-		return filePath.getFileName().toString();
+	public Config(YamlConfiguration yaml, Path sourceFilePath) {
+		super(yaml);
+		this.yaml = yaml;
+		this.sourceFilePath = sourceFilePath;
+	}
+
+	public String getSourceFileName() {
+		return sourceFilePath.getFileName().toString();
 	}
 
 	public String saveToString() {

Plugin/src/main/java/me/filoghost/chestcommands/config/framework/ConfigLoader.java

@@ -0,0 +1,143 @@
+/*
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+package me.filoghost.chestcommands.config.framework;
+
+import me.filoghost.chestcommands.config.framework.exception.ConfigLoadException;
+import me.filoghost.chestcommands.config.framework.exception.ConfigSaveException;
+import me.filoghost.chestcommands.config.framework.exception.ConfigSyntaxException;
+import me.filoghost.chestcommands.util.Preconditions;
+import org.bukkit.configuration.InvalidConfigurationException;
+import org.bukkit.configuration.file.YamlConfiguration;
+
+import java.io.BufferedReader;
+import java.io.BufferedWriter;
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URL;
+import java.net.URLConnection;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.stream.Collectors;
+import java.util.stream.StreamSupport;
+
+public class ConfigLoader {
+
+	private final Path rootDataFolder;
+	private final Path configPath;
+
+	public ConfigLoader(Path rootDataFolder, Path configPath) {
+		Preconditions.checkArgument(configPath.startsWith(rootDataFolder), "config file " + configPath + " cannot be outside " + rootDataFolder);
+
+		this.rootDataFolder = rootDataFolder;
+		this.configPath = configPath;
+	}
+
+	public Config init() throws ConfigSaveException, ConfigLoadException {
+		createDefault();
+		return load();
+	}
+
+	public void createDefault() throws ConfigSaveException {
+		if (fileExists()) {
+			return;
+		}
+
+		createParentDirectory();
+
+		Path relativeConfigPath = rootDataFolder.relativize(configPath);
+		String internalJarPath = toInternalJarPath(relativeConfigPath);
+
+		try (InputStream defaultFile = getInternalResource(internalJarPath)) {
+			if (defaultFile != null) {
+				Files.copy(defaultFile, configPath);
+			} else {
+				Files.createFile(configPath);
+			}
+		} catch (IOException e) {
+			throw new ConfigSaveException("couldn't create default config file " + configPath, e);
+		}
+	}
+
+	private String toInternalJarPath(Path path) {
+		return StreamSupport.stream(path.spliterator(), false)
+				.map(Path::toString)
+				.collect(Collectors.joining("/", "/", ""));
+	}
+
+
+	private InputStream getInternalResource(String internalJarPath) throws IOException {
+		Preconditions.notNull(internalJarPath, "internalJarPath");
+
+		URL resourceURL = getClass().getResource(internalJarPath);
+		if (resourceURL == null) {
+			return null;
+		}
+
+		URLConnection connection = resourceURL.openConnection();
+		connection.setUseCaches(false);
+		return connection.getInputStream();
+	}
+
+	public boolean fileExists() {
+		return (Files.isRegularFile(configPath));
+	}
+
+	public Config load() throws ConfigLoadException {
+		Preconditions.checkState(fileExists(), configPath.getFileName() + " doesn't exist or is not a regular file");
+
+		YamlConfiguration yaml = new YamlConfiguration();
+
+		try (BufferedReader reader = Files.newBufferedReader(configPath)) {
+			yaml.load(reader);
+		} catch (IOException e) {
+			throw new ConfigLoadException("couldn't read config file " + configPath, e);
+		} catch (InvalidConfigurationException e) {
+			throw new ConfigSyntaxException(e.getMessage(), e);
+		}
+
+		return new Config(yaml, configPath);
+	}
+
+	public void save(Config config) throws ConfigSaveException {
+		createParentDirectory();
+
+		String data = config.saveToString();
+
+		try (BufferedWriter writer = Files.newBufferedWriter(configPath)) {
+			writer.write(data);
+		} catch (IOException e) {
+			throw new ConfigSaveException("couldn't write config data to " + configPath, e);
+		}
+	}
+
+	private void createParentDirectory() throws ConfigSaveException {
+		if (configPath.getParent() != null) {
+			try {
+				Files.createDirectories(configPath.getParent());
+			} catch (IOException e) {
+				throw new ConfigSaveException("couldn't create directory " + configPath.getParent(), e);
+			}
+		}
+	}
+
+	public Path getConfigPath() {
+		return configPath;
+	}
+
+	public String getFileName() {
+		return configPath.getFileName().toString();
+	}
+
+}

Plugin/src/main/java/me/filoghost/chestcommands/config/framework/ConfigSection.java

@@ -1,5 +1,6 @@
-package me.filoghost.chestcommands.config;
+package me.filoghost.chestcommands.config.framework;
 
+import me.filoghost.chestcommands.config.framework.exception.ConfigValueException;
 import org.bukkit.configuration.ConfigurationSection;
 
 import java.util.ArrayList;
@@ -75,10 +76,6 @@ public class ConfigSection {
 		return yamlSection.getKeys(deep);
 	}
 
-	public boolean contains(String path) {
-		return yamlSection.contains(path);
-	}
-
 	public boolean isSet(String path) {
 		return yamlSection.isSet(path);
 	}
@@ -91,10 +88,6 @@ public class ConfigSection {
 		return yamlSection.getString(path);
 	}
 
-	public String getString(String path, String def) {
-		return yamlSection.getString(path, def);
-	}
-
 	public int getInt(String path) {
 		return yamlSection.getInt(path);
 	}
@@ -107,10 +100,6 @@ public class ConfigSection {
 		return yamlSection.getDouble(path);
 	}
 
-	public long getLong(String path) {
-		return yamlSection.getLong(path);
-	}
-
 	public List<String> getStringList(String path) {
 		return yamlSection.getStringList(path);
 	}

Plugin/src/main/java/me/filoghost/chestcommands/config/framework/exception/ConfigException.java

@@ -0,0 +1,13 @@
+package me.filoghost.chestcommands.config.framework.exception;
+
+public class ConfigException extends Exception {
+
+	public ConfigException(String message) {
+		super(message);
+	}
+
+	public ConfigException(String message, Throwable cause) {
+		super(message, cause);
+	}
+
+}

Plugin/src/main/java/me/filoghost/chestcommands/config/framework/exception/ConfigLoadException.java

@@ -0,0 +1,9 @@
+package me.filoghost.chestcommands.config.framework.exception;
+
+public class ConfigLoadException extends ConfigException {
+
+	public ConfigLoadException(String message, Throwable cause) {
+		super(message, cause);
+	}
+
+}

Plugin/src/main/java/me/filoghost/chestcommands/config/framework/exception/ConfigSaveException.java

@@ -0,0 +1,9 @@
+package me.filoghost.chestcommands.config.framework.exception;
+
+public class ConfigSaveException extends ConfigException {
+
+	public ConfigSaveException(String message, Throwable cause) {
+		super(message, cause);
+	}
+
+}

Plugin/src/main/java/me/filoghost/chestcommands/config/framework/exception/ConfigSyntaxException.java

@@ -0,0 +1,11 @@
+package me.filoghost.chestcommands.config.framework.exception;
+
+import org.bukkit.configuration.InvalidConfigurationException;
+
+public class ConfigSyntaxException extends ConfigLoadException {
+
+	public ConfigSyntaxException(String message, InvalidConfigurationException cause) {
+		super(message, cause);
+	}
+
+}

Plugin/src/main/java/me/filoghost/chestcommands/config/framework/exception/ConfigValueException.java

@@ -0,0 +1,9 @@
+package me.filoghost.chestcommands.config.framework.exception;
+
+public class ConfigValueException extends ConfigException {
+
+	public ConfigValueException(String message) {
+		super(message);
+	}
+
+}

Plugin/src/main/java/me/filoghost/chestcommands/config/framework/mapped/ConfigMapper.java

@@ -0,0 +1,157 @@
+/*
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+package me.filoghost.chestcommands.config.framework.mapped;
+
+import com.google.common.collect.ImmutableList;
+import me.filoghost.chestcommands.config.framework.ConfigSection;
+import me.filoghost.chestcommands.config.framework.mapped.converter.BooleanConverter;
+import me.filoghost.chestcommands.config.framework.mapped.converter.Converter;
+import me.filoghost.chestcommands.config.framework.mapped.converter.DoubleConverter;
+import me.filoghost.chestcommands.config.framework.mapped.converter.IntegerConverter;
+import me.filoghost.chestcommands.config.framework.mapped.converter.ListConverter;
+import me.filoghost.chestcommands.config.framework.mapped.converter.StringConverter;
+import me.filoghost.chestcommands.config.framework.mapped.modifier.ChatColorsModifier;
+import me.filoghost.chestcommands.config.framework.mapped.modifier.ValueModifier;
+
+import java.lang.annotation.Annotation;
+import java.lang.reflect.Field;
+import java.lang.reflect.Modifier;
+import java.lang.reflect.Type;
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.stream.Collectors;
+
+public class ConfigMapper {
+
+	private static final List<Converter> CONVERTERS = ImmutableList.of(
+			new DoubleConverter(),
+			new IntegerConverter(),
+			new BooleanConverter(),
+			new StringConverter(),
+			new ListConverter()
+	);
+
+	private static final List<ValueModifier<?, ?>> VALUE_MODIFIERS = ImmutableList.of(
+			new ChatColorsModifier()
+	);
+
+	private final MappedConfig mappedObject;
+	private final ConfigSection config;
+	private final List<MappedField> mappedFields;
+
+	public ConfigMapper(MappedConfig mappedObject, ConfigSection config) throws ReflectiveOperationException {
+		this.mappedObject = mappedObject;
+		this.config = config;
+		this.mappedFields = getMappableFields(mappedObject.getClass());
+	}
+
+	private List<MappedField> getMappableFields(Class<?> type) throws ReflectiveOperationException {
+		Field[] declaredFields;
+
+		try {
+			declaredFields = type.getDeclaredFields();
+		} catch (Throwable t) {
+			throw new ReflectiveOperationException(t);
+		}
+
+		return Arrays.stream(declaredFields)
+				.filter(this::isMappable)
+				.map(MappedField::new)
+				.collect(Collectors.toList());
+	}
+
+	public Map<MappedField, Object> getFieldValues() throws ReflectiveOperationException {
+		Map<MappedField, Object> mappedFieldValues = new HashMap<>();
+
+		for (MappedField mappedField : mappedFields) {
+			Object defaultValue = mappedField.getFromObject(mappedObject);
+
+			if (defaultValue == null) {
+				throw new IllegalArgumentException("mapped field \"" + mappedField.getFieldName() + "\" cannot be null by default");
+			}
+
+			mappedFieldValues.put(mappedField, defaultValue);
+		}
+
+		return mappedFieldValues;
+	}
+
+	public boolean addMissingConfigValues(Map<MappedField, Object> defaultValues) {
+		boolean modified = false;
+
+		// Add missing values from defaults
+		for (Entry<MappedField, Object> entry : defaultValues.entrySet()) {
+			MappedField mappedField = entry.getKey();
+			Object defaultValue = entry.getValue();
+
+			if (!config.isSet(mappedField.getConfigPath())) {
+				modified = true;
+				Converter converter = findConverter(mappedField.getFieldType());
+				converter.setConfigValue(config, mappedField.getConfigPath(), defaultValue);
+			}
+		}
+
+		return modified;
+	}
+
+	public void injectObjectFields() throws ReflectiveOperationException {
+		for (MappedField mappedField : mappedFields) {
+			injectObjectField(mappedField);
+		}
+	}
+
+	private void injectObjectField(MappedField mappedField) throws ReflectiveOperationException {
+		Type[] genericTypes = mappedField.getGenericTypes();
+		Converter converter = findConverter(mappedField.getFieldType());
+
+		Object fieldValue = converter.getFieldValue(config, mappedField.getConfigPath(), genericTypes);
+
+		for (Annotation annotation : mappedField.getAnnotations()) {
+			fieldValue = applyValueModifiers(fieldValue, annotation);
+		}
+
+		mappedField.setToObject(mappedObject, fieldValue);
+	}
+
+	private Object applyValueModifiers(Object fieldValue, Annotation annotation) {
+		for (ValueModifier<?, ?> modifier : VALUE_MODIFIERS) {
+			if (modifier.isApplicable(annotation, fieldValue)) {
+				fieldValue = modifier.transform(annotation, fieldValue);
+			}
+		}
+		return fieldValue;
+	}
+
+	private Converter findConverter(Class<?> type) {
+		return CONVERTERS.stream()
+				.filter(converter -> converter.matches(type))
+				.findFirst()
+				.orElseThrow(() -> new IllegalStateException("cannot find converter for type " + type));
+	}
+
+	private boolean isMappable(Field field) {
+		int modifiers = field.getModifiers();
+		boolean includeStatic = field.isAnnotationPresent(IncludeStatic.class)
+				|| field.getDeclaringClass().isAnnotationPresent(IncludeStatic.class);
+
+		return (!Modifier.isStatic(modifiers) || includeStatic)
+				|| !Modifier.isTransient(modifiers)
+				|| !Modifier.isFinal(modifiers);
+	}
+
+}

Plugin/src/main/java/me/filoghost/chestcommands/config/framework/mapped/IncludeStatic.java

@@ -0,0 +1,26 @@
+/*
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+package me.filoghost.chestcommands.config.framework.mapped;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@Retention(RetentionPolicy.RUNTIME)
+@Target({ElementType.FIELD, ElementType.TYPE})
+public @interface IncludeStatic {
+
+}

Plugin/src/main/java/me/filoghost/chestcommands/config/framework/mapped/MappedConfig.java

@@ -0,0 +1,33 @@
+/*
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+package me.filoghost.chestcommands.config.framework.mapped;
+
+import me.filoghost.chestcommands.config.framework.exception.ConfigLoadException;
+
+public class MappedConfig {
+
+	private String header;
+
+	protected void setHeader(String... header) {
+		this.header = String.join("\n", header) + "\n";
+	}
+
+	public String getHeader() {
+		return header;
+	}
+
+	public void postLoad() throws ConfigLoadException {}
+
+}

Plugin/src/main/java/me/filoghost/chestcommands/config/framework/mapped/MappedConfigLoader.java

@@ -0,0 +1,78 @@
+/*
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+package me.filoghost.chestcommands.config.framework.mapped;
+
+import me.filoghost.chestcommands.config.framework.Config;
+import me.filoghost.chestcommands.config.framework.ConfigLoader;
+import me.filoghost.chestcommands.config.framework.exception.ConfigLoadException;
+import me.filoghost.chestcommands.config.framework.exception.ConfigSaveException;
+
+import java.nio.file.Path;
+import java.util.Map;
+import java.util.function.Supplier;
+
+public class MappedConfigLoader<T extends MappedConfig> {
+
+	private final ConfigLoader configLoader;
+	private final Supplier<T> mappedObjectConstructor;
+	private Map<MappedField, Object> defaultValues;
+
+	public MappedConfigLoader(Path rootDataFolder, Path configPath, Supplier<T> mappedObjectConstructor) {
+		this.configLoader = new ConfigLoader(rootDataFolder, configPath);
+		this.mappedObjectConstructor = mappedObjectConstructor;
+	}
+
+	public T init() throws ConfigLoadException, ConfigSaveException {
+		Config config = configLoader.init();
+		T mappedObject = mappedObjectConstructor.get();
+
+		ConfigMapper mapper;
+		try {
+			mapper = new ConfigMapper(mappedObject, config);
+		} catch (ReflectiveOperationException e) {
+			throw new ConfigLoadException("couldn't initialize config mapper for class " + mappedObject.getClass(), e);
+		}
+
+		// Extract default values from fields
+		if (defaultValues == null) {
+			try {
+				defaultValues = mapper.getFieldValues();
+			} catch (ReflectiveOperationException e) {
+				throw new ConfigLoadException("couldn't read field values in class " + mappedObject.getClass(), e);
+			}
+		}
+
+		// Add missing values and save if necessary
+		boolean modified = mapper.addMissingConfigValues(defaultValues);
+		if (modified) {
+			config.setHeader(mappedObject.getHeader());
+			configLoader.save(config);
+		}
+
+		// Update the mapped object with the contents from the config
+		try {
+			mapper.injectObjectFields();
+		} catch (ReflectiveOperationException e) {
+			throw new ConfigLoadException("couldn't inject fields values in class " + mappedObject.getClass(), e);
+		}
+		mappedObject.postLoad();
+		return mappedObject;
+	}
+
+	public String getFileName() {
+		return configLoader.getFileName();
+	}
+
+}

Plugin/src/main/java/me/filoghost/chestcommands/config/framework/mapped/MappedField.java

@@ -0,0 +1,88 @@
+/*
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+package me.filoghost.chestcommands.config.framework.mapped;
+
+import java.lang.annotation.Annotation;
+import java.lang.reflect.Field;
+import java.lang.reflect.ParameterizedType;
+import java.lang.reflect.Type;
+import java.util.Arrays;
+import java.util.List;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
+public class MappedField {
+
+	private final Field field;
+	private final String configPath;
+
+	public MappedField(Field field) {
+		this.field = field;
+
+		this.configPath = field.getName()
+				.replace("__", ".")
+				.replace("_", "-");
+	}
+
+	public Object getFromObject(MappedConfig mappedObject) throws ReflectiveOperationException {
+		try {
+			field.setAccessible(true);
+			return field.get(mappedObject);
+		} catch (Throwable t) {
+			throw new ReflectiveOperationException(t);
+		}
+	}
+
+	public void setToObject(MappedConfig mappedObject, Object fieldValue) throws ReflectiveOperationException {
+		try {
+			field.setAccessible(true);
+			field.set(mappedObject, fieldValue);
+		} catch (Throwable t) {
+			throw new ReflectiveOperationException(t);
+		}
+	}
+
+	public Type[] getGenericTypes() throws ReflectiveOperationException {
+		try {
+			Type genericType = field.getGenericType();
+			if (genericType instanceof ParameterizedType) {
+				return ((ParameterizedType) genericType).getActualTypeArguments();
+			} else {
+				return null;
+			}
+		} catch (Throwable t) {
+			throw new ReflectiveOperationException(t);
+		}
+	}
+
+	public List<Annotation> getAnnotations() {
+		return Stream.concat(
+				Arrays.stream(field.getDeclaredAnnotations()),
+				Arrays.stream(field.getDeclaringClass().getDeclaredAnnotations()))
+				.collect(Collectors.toList());
+	}
+
+	public String getFieldName() {
+		return field.getName();
+	}
+
+	public Class<?> getFieldType() {
+		return field.getType();
+	}
+
+	public String getConfigPath() {
+		return configPath;
+	}
+}

Plugin/src/main/java/me/filoghost/chestcommands/config/framework/mapped/converter/BooleanConverter.java

@@ -0,0 +1,38 @@
+/*
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+package me.filoghost.chestcommands.config.framework.mapped.converter;
+
+import me.filoghost.chestcommands.config.framework.ConfigSection;
+
+import java.lang.reflect.Type;
+
+public class BooleanConverter implements Converter {
+
+	@Override
+	public void setConfigValue(ConfigSection config, String path, Object value) {
+		config.set(path, value);
+	}
+
+	@Override
+	public Boolean getFieldValue(ConfigSection config, String path, Type[] parameterizedTypes) {
+		return config.getBoolean(path);
+	}
+
+	@Override
+	public boolean matches(Class<?> type) {
+		return type == Boolean.class || type == boolean.class;
+	}
+
+}

Plugin/src/main/java/me/filoghost/chestcommands/config/framework/mapped/converter/Converter.java

@@ -0,0 +1,29 @@
+/*
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+package me.filoghost.chestcommands.config.framework.mapped.converter;
+
+import me.filoghost.chestcommands.config.framework.ConfigSection;
+
+import java.lang.reflect.Type;
+
+public interface Converter {
+
+	void setConfigValue(ConfigSection config, String path, Object value);
+
+	Object getFieldValue(ConfigSection config, String path, Type[] genericTypes);
+
+	boolean matches(Class<?> type);
+
+}

Plugin/src/main/java/me/filoghost/chestcommands/config/framework/mapped/converter/DoubleConverter.java

@@ -0,0 +1,38 @@
+/*
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+package me.filoghost.chestcommands.config.framework.mapped.converter;
+
+import me.filoghost.chestcommands.config.framework.ConfigSection;
+
+import java.lang.reflect.Type;
+
+public class DoubleConverter implements Converter {
+
+	@Override
+	public void setConfigValue(ConfigSection config, String path, Object value) {
+		config.set(path, value);
+	}
+
+	@Override
+	public Double getFieldValue(ConfigSection config, String path, Type[] parameterizedTypes) {
+		return config.getDouble(path);
+	}
+
+	@Override
+	public boolean matches(Class<?> type) {
+		return type == Double.class || type == double.class;
+	}
+
+}

Plugin/src/main/java/me/filoghost/chestcommands/config/framework/mapped/converter/IntegerConverter.java

@@ -0,0 +1,38 @@
+/*
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+package me.filoghost.chestcommands.config.framework.mapped.converter;
+
+import me.filoghost.chestcommands.config.framework.ConfigSection;
+
+import java.lang.reflect.Type;
+
+public class IntegerConverter implements Converter {
+
+	@Override
+	public void setConfigValue(ConfigSection config, String path, Object value) {
+		config.set(path, value);
+	}
+
+	@Override
+	public Integer getFieldValue(ConfigSection config, String path, Type[] parameterizedTypes) {
+		return config.getInt(path);
+	}
+
+	@Override
+	public boolean matches(Class<?> type) {
+		return type == Integer.class || type == int.class;
+	}
+
+}

Plugin/src/main/java/me/filoghost/chestcommands/config/framework/mapped/converter/ListConverter.java

@@ -0,0 +1,51 @@
+/*
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+package me.filoghost.chestcommands.config.framework.mapped.converter;
+
+import me.filoghost.chestcommands.config.framework.ConfigSection;
+import me.filoghost.chestcommands.util.Preconditions;
+
+import java.lang.reflect.Type;
+import java.util.List;
+
+public class ListConverter implements Converter {
+
+	@Override
+	public void setConfigValue(ConfigSection config, String path, Object value) {
+		config.set(path, value);
+	}
+
+	@Override
+	public List<?> getFieldValue(ConfigSection config, String path, Type[] genericTypes) {
+		Preconditions.notNull(genericTypes, "genericTypes");
+		Preconditions.checkArgument(genericTypes.length == 1, "genericTypes length must be 1");
+
+		Type listType = genericTypes[0];
+
+		if (listType == Integer.class) {
+			return config.getIntegerList(path);
+		} else if (listType == String.class) {
+			return config.getStringList(path);
+		} else {
+			throw new IllegalArgumentException("unsupported list type: " + listType);
+		}
+	}
+
+	@Override
+	public boolean matches(Class<?> type) {
+		return type == List.class;
+	}
+
+}

Plugin/src/main/java/me/filoghost/chestcommands/config/framework/mapped/converter/StringConverter.java

@@ -0,0 +1,38 @@
+/*
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+package me.filoghost.chestcommands.config.framework.mapped.converter;
+
+import me.filoghost.chestcommands.config.framework.ConfigSection;
+
+import java.lang.reflect.Type;
+
+public class StringConverter implements Converter {
+
+	@Override
+	public void setConfigValue(ConfigSection config, String path, Object value) {
+		config.set(path, value);
+	}
+
+	@Override
+	public String getFieldValue(ConfigSection config, String path, Type[] parameterizedTypes) {
+		return config.getString(path);
+	}
+
+	@Override
+	public boolean matches(Class<?> type) {
+		return type == String.class;
+	}
+
+}

Plugin/src/main/java/me/filoghost/chestcommands/config/framework/mapped/modifier/ChatColors.java

@@ -0,0 +1,26 @@
+/*
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+package me.filoghost.chestcommands.config.framework.mapped.modifier;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@Retention(RetentionPolicy.RUNTIME)
+@Target({ElementType.FIELD, ElementType.TYPE})
+public @interface ChatColors {
+
+}

Plugin/src/main/java/me/filoghost/chestcommands/config/framework/mapped/modifier/ChatColorsModifier.java

@@ -0,0 +1,36 @@
+/*
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+package me.filoghost.chestcommands.config.framework.mapped.modifier;
+
+import me.filoghost.chestcommands.util.Colors;
+
+public class ChatColorsModifier implements ValueModifier<String, ChatColors> {
+
+	@Override
+	public String transformChecked(ChatColors annotation, String value) {
+		return Colors.addColors(value);
+	}
+
+	@Override
+	public Class<ChatColors> getAnnotationType() {
+		return ChatColors.class;
+	}
+
+	@Override
+	public Class<String> getValueType() {
+		return String.class;
+	}
+
+}

Plugin/src/main/java/me/filoghost/chestcommands/config/framework/mapped/modifier/ValueModifier.java

@@ -0,0 +1,38 @@
+/*
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+package me.filoghost.chestcommands.config.framework.mapped.modifier;
+
+import me.filoghost.chestcommands.util.Preconditions;
+
+import java.lang.annotation.Annotation;
+
+public interface ValueModifier<V, A extends Annotation> {
+
+	V transformChecked(A annotation, V value);
+
+	Class<A> getAnnotationType();
+
+	Class<V> getValueType();
+
+	default boolean isApplicable(Annotation annotation, Object value) {
+		return getAnnotationType().isInstance(annotation) && getValueType().isInstance(value);
+	}
+
+	default Object transform(Annotation annotation, Object fieldValue) {
+		Preconditions.checkArgument(isApplicable(annotation, fieldValue), "modifier doesn't match given types");
+
+		return transformChecked(getAnnotationType().cast(annotation), getValueType().cast(fieldValue));
+	}
+}

Plugin/src/main/java/me/filoghost/chestcommands/legacy/Upgrade.java

@@ -14,10 +14,9 @@
  */
 package me.filoghost.chestcommands.legacy;
 
-import me.filoghost.chestcommands.config.Config;
-import me.filoghost.chestcommands.config.ConfigLoader;
+import me.filoghost.chestcommands.config.framework.exception.ConfigLoadException;
+import me.filoghost.chestcommands.config.framework.exception.ConfigSaveException;
 import me.filoghost.chestcommands.util.Preconditions;
-import org.bukkit.configuration.InvalidConfigurationException;
 
 import java.io.IOException;
 import java.nio.file.Files;
@@ -40,7 +39,11 @@ public abstract class Upgrade {
 		Preconditions.checkState(!hasRun, "Upgrade can only be run once");
 		hasRun = true;
 
-		computeChanges();
+		try {
+			computeChanges();
+		} catch (ConfigLoadException e) {
+			throw new UpgradeException("couldn't load file to upgrade \"" + getOriginalFile().getFileName() + "\"", e);
+		}
 
 		if (modified) {
 			try {
@@ -51,7 +54,7 @@ public abstract class Upgrade {
 
 			try {
 				saveChanges();
-			} catch (IOException e) {
+			} catch (ConfigSaveException e) {
 				throw new UpgradeException("couldn't save upgraded file \"" + getUpgradedFile().getFileName() + "\"", e);
 			}
 		}
@@ -59,16 +62,6 @@ public abstract class Upgrade {
 		return modified;
 	}
 
-	protected Config loadConfig(ConfigLoader configLoader) throws UpgradeException {
-		try {
-			return configLoader.load();
-		} catch (IOException e) {
-			throw new UpgradeException("couldn't read configuration file \"" + configLoader.getFileName() + "\"", e);
-		} catch (InvalidConfigurationException e) {
-			throw new UpgradeException("couldn't parse YAML syntax of file \"" + configLoader.getFileName() + "\"", e);
-		}
-	}
-
 	private void createBackupFile(Path path) throws IOException {
 		String date = LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyyy.MM.dd-HH.mm"));
 		String backupName = path.getFileName() + "_" + date + ".backup";
@@ -80,8 +73,8 @@ public abstract class Upgrade {
 
 	public abstract Path getUpgradedFile();
 
-	protected abstract void computeChanges() throws UpgradeException;
+	protected abstract void computeChanges() throws ConfigLoadException;
 
-	protected abstract void saveChanges() throws IOException;
+	protected abstract void saveChanges() throws ConfigSaveException;
 
 }

Plugin/src/main/java/me/filoghost/chestcommands/legacy/UpgradesExecutor.java

@@ -15,7 +15,7 @@
 package me.filoghost.chestcommands.legacy;
 
 import me.filoghost.chestcommands.config.ConfigManager;
-import me.filoghost.chestcommands.config.ConfigLoader;
+import me.filoghost.chestcommands.config.framework.ConfigLoader;
 import me.filoghost.chestcommands.legacy.UpgradesDoneRegistry.UpgradeID;
 import me.filoghost.chestcommands.legacy.upgrades.MenuUpgrade;
 import me.filoghost.chestcommands.legacy.upgrades.PlaceholdersUpgrade;
@@ -42,7 +42,7 @@ public class UpgradesExecutor {
 
 	public void run(boolean isFreshInstall) throws UpgradeExecutorException {
 		this.failedUpgrades = new ArrayList<>();
-		Path upgradesDoneFile = configManager.getBaseDataPath().resolve(".upgrades-done");
+		Path upgradesDoneFile = configManager.getRootDataFolder().resolve(".upgrades-done");
 
 		try {
 			upgradesDoneRegistry = new UpgradesDoneRegistry(upgradesDoneFile);
@@ -56,18 +56,23 @@ public class UpgradesExecutor {
 			upgradesDoneRegistry.setAllDone();
 
 		} else {
-			String legacyCommandSeparator = readLegacyCommandSeparator();
+			String legacyCommandSeparator;
+			if (!upgradesDoneRegistry.isDone(UpgradeID.V4_MENUS)) {
+				legacyCommandSeparator = readLegacyCommandSeparator();
+			} else {
+				legacyCommandSeparator = null;
+			}
 
-			SettingsUpgrade settingsUpgrade = new SettingsUpgrade(configManager.getSettingsConfigLoader());
+			SettingsUpgrade settingsUpgrade = new SettingsUpgrade(configManager);
 			runIfNecessary(UpgradeID.V4_CONFIG, settingsUpgrade);
 
-			PlaceholdersUpgrade placeholdersUpgrade = new PlaceholdersUpgrade(configManager.getPlaceholdersConfigLoader(), configManager.getBaseDataPath());
+			PlaceholdersUpgrade placeholdersUpgrade = new PlaceholdersUpgrade(configManager);
 			runIfNecessary(UpgradeID.V4_PLACEHOLDERS, placeholdersUpgrade);
 
 			try {
 				List<MenuUpgrade> menuUpgrades = CollectionUtils.transform(
 						configManager.getMenuPaths(),
-						menuPath -> new MenuUpgrade(new ConfigLoader(menuPath), legacyCommandSeparator));
+						menuPath -> new MenuUpgrade(configManager.getConfigLoader(menuPath), legacyCommandSeparator));
 				runIfNecessary(UpgradeID.V4_MENUS, menuUpgrades);
 			} catch (IOException e) {
 				failedUpgrades.add(configManager.getMenusFolder());
@@ -91,18 +96,18 @@ public class UpgradesExecutor {
 	}
 
 	private String readLegacyCommandSeparator() {
-		String legacyCommandSeparator;
-		ConfigLoader settingsConfigLoader = configManager.getSettingsConfigLoader();
+		ConfigLoader settingsConfigLoader = configManager.getConfigLoader("config.yml");
 
-		try {
-			legacyCommandSeparator = settingsConfigLoader.load().getString("multiple-commands-separator", ";");
-		} catch (Exception e) {
-			legacyCommandSeparator = ";";
-			Log.severe("Failed to load " + settingsConfigLoader.getFileName()
-					+ ", assuming default command separator \"" + legacyCommandSeparator + "\".");
+		if (!settingsConfigLoader.fileExists()) {
+			return null;
 		}
 
-		return legacyCommandSeparator;
+		try {
+			return settingsConfigLoader.load().getString("multiple-commands-separator");
+		} catch (Throwable t) {
+			Log.severe("Failed to load " + settingsConfigLoader.getFileName() + ", assuming default command separator \";\".");
+			return null;
+		}
 	}
 
 
@@ -143,8 +148,7 @@ public class UpgradesExecutor {
 
 	private void logUpgradeException(Upgrade upgrade, UpgradeException upgradeException) {
 		Log.severe(
-				"Error while trying to automatically upgrade "
-				+ upgrade.getOriginalFile() + ": " + upgradeException.getMessage(),
+				"Error while trying to automatically upgrade "	+ upgrade.getOriginalFile() + ": " + upgradeException.getMessage(),
 				upgradeException.getCause());
 	}
 

Plugin/src/main/java/me/filoghost/chestcommands/legacy/upgrades/MenuUpgrade.java

@@ -14,16 +14,16 @@
  */
 package me.filoghost.chestcommands.legacy.upgrades;
 
-import me.filoghost.chestcommands.config.Config;
-import me.filoghost.chestcommands.config.ConfigLoader;
-import me.filoghost.chestcommands.config.ConfigSection;
+import me.filoghost.chestcommands.config.framework.Config;
+import me.filoghost.chestcommands.config.framework.ConfigLoader;
+import me.filoghost.chestcommands.config.framework.ConfigSection;
+import me.filoghost.chestcommands.config.framework.exception.ConfigLoadException;
+import me.filoghost.chestcommands.config.framework.exception.ConfigSaveException;
 import me.filoghost.chestcommands.legacy.Upgrade;
-import me.filoghost.chestcommands.legacy.UpgradeException;
-import me.filoghost.chestcommands.parsing.menu.MenuSettingsNode;
 import me.filoghost.chestcommands.parsing.icon.IconSettingsNode;
+import me.filoghost.chestcommands.parsing.menu.MenuSettingsNode;
 import me.filoghost.chestcommands.util.Strings;
 
-import java.io.IOException;
 import java.nio.file.Path;
 import java.util.ArrayList;
 import java.util.Collections;
@@ -43,17 +43,17 @@ public class MenuUpgrade extends Upgrade {
 
 	@Override
 	public Path getOriginalFile() {
-		return menuConfigLoader.getPath();
+		return menuConfigLoader.getConfigPath();
 	}
 
 	@Override
 	public Path getUpgradedFile() {
-		return menuConfigLoader.getPath();
+		return menuConfigLoader.getConfigPath();
 	}
 
 	@Override
-	protected void computeChanges() throws UpgradeException {
-		Config menuConfig = loadConfig(menuConfigLoader);
+	protected void computeChanges() throws ConfigLoadException {
+		Config menuConfig = menuConfigLoader.load();
 		menuConfig.setHeader(null);
 
 		for (String key : menuConfig.getKeys(true)) {
@@ -74,7 +74,7 @@ public class MenuUpgrade extends Upgrade {
 	}
 
 	@Override
-	protected void saveChanges() throws IOException {
+	protected void saveChanges() throws ConfigSaveException {
 		menuConfigLoader.save(updatedConfig);
 	}
 

Plugin/src/main/java/me/filoghost/chestcommands/legacy/upgrades/PlaceholdersUpgrade.java

@@ -14,10 +14,12 @@
  */
 package me.filoghost.chestcommands.legacy.upgrades;
 
-import me.filoghost.chestcommands.config.Config;
-import me.filoghost.chestcommands.config.ConfigLoader;
+import me.filoghost.chestcommands.config.ConfigManager;
+import me.filoghost.chestcommands.config.framework.Config;
+import me.filoghost.chestcommands.config.framework.ConfigLoader;
+import me.filoghost.chestcommands.config.framework.exception.ConfigLoadException;
+import me.filoghost.chestcommands.config.framework.exception.ConfigSaveException;
 import me.filoghost.chestcommands.legacy.Upgrade;
-import me.filoghost.chestcommands.legacy.UpgradeException;
 import me.filoghost.chestcommands.util.Strings;
 import org.apache.commons.lang.StringEscapeUtils;
 
@@ -28,13 +30,13 @@ import java.util.List;
 
 public class PlaceholdersUpgrade extends Upgrade {
 
-	private final ConfigLoader newPlaceholdersConfigLoader;
 	private final Path oldPlaceholdersFile;
+	private final ConfigLoader newPlaceholdersConfigLoader;
 	private Config updatedConfig;
 
-	public PlaceholdersUpgrade(ConfigLoader placeholdersConfigLoader, Path dataPath) {
-		this.newPlaceholdersConfigLoader = placeholdersConfigLoader;
-		this.oldPlaceholdersFile = dataPath.resolve("placeholders.yml");
+	public PlaceholdersUpgrade(ConfigManager configManager) {
+		this.oldPlaceholdersFile = configManager.getRootDataFolder().resolve("placeholders.yml");
+		this.newPlaceholdersConfigLoader = configManager.getConfigLoader("custom-placeholders.yml");
 	}
 
 	@Override
@@ -44,22 +46,22 @@ public class PlaceholdersUpgrade extends Upgrade {
 
 	@Override
 	public Path getUpgradedFile() {
-		return newPlaceholdersConfigLoader.getPath();
+		return newPlaceholdersConfigLoader.getConfigPath();
 	}
 
 	@Override
-	protected void computeChanges() throws UpgradeException {
+	protected void computeChanges() throws ConfigLoadException {
 		if (!Files.isRegularFile(oldPlaceholdersFile)) {
 			return;
 		}
 
 		// Do NOT load the new placeholder configuration from disk, as it should only contain placeholders imported from the old file
-		Config newPlaceholdersConfig = newPlaceholdersConfigLoader.loadEmpty();
+		Config newPlaceholdersConfig = new Config(newPlaceholdersConfigLoader.getConfigPath());
 		List<String> lines;
 		try {
 			lines = Files.readAllLines(oldPlaceholdersFile);
 		} catch (IOException e) {
-			throw new UpgradeException("couldn't read file \"" + oldPlaceholdersFile.getFileName() + "\"", e);
+			throw new ConfigLoadException("couldn't read file \"" + oldPlaceholdersFile.getFileName() + "\"", e);
 		}
 
 		for (String line : lines) {
@@ -85,7 +87,7 @@ public class PlaceholdersUpgrade extends Upgrade {
 	}
 
 	@Override
-	protected void saveChanges() throws IOException {
+	protected void saveChanges() throws ConfigSaveException {
 		try {
 			Files.deleteIfExists(oldPlaceholdersFile);
 		} catch (IOException ignored) {}

Plugin/src/main/java/me/filoghost/chestcommands/legacy/upgrades/SettingsUpgrade.java

@@ -14,12 +14,13 @@
  */
 package me.filoghost.chestcommands.legacy.upgrades;
 
-import me.filoghost.chestcommands.config.Config;
-import me.filoghost.chestcommands.config.ConfigLoader;
+import me.filoghost.chestcommands.config.ConfigManager;
+import me.filoghost.chestcommands.config.framework.Config;
+import me.filoghost.chestcommands.config.framework.ConfigLoader;
+import me.filoghost.chestcommands.config.framework.exception.ConfigLoadException;
+import me.filoghost.chestcommands.config.framework.exception.ConfigSaveException;
 import me.filoghost.chestcommands.legacy.Upgrade;
-import me.filoghost.chestcommands.legacy.UpgradeException;
 
-import java.io.IOException;
 import java.nio.file.Path;
 
 public class SettingsUpgrade extends Upgrade {
@@ -27,23 +28,23 @@ public class SettingsUpgrade extends Upgrade {
 	private final ConfigLoader settingsConfigLoader;
 	private Config updatedConfig;
 
-	public SettingsUpgrade(ConfigLoader settingsConfigLoader) {
-		this.settingsConfigLoader = settingsConfigLoader;
+	public SettingsUpgrade(ConfigManager configManager) {
+		this.settingsConfigLoader = configManager.getConfigLoader("config.yml");
 	}
 
 	@Override
 	public Path getOriginalFile() {
-		return settingsConfigLoader.getPath();
+		return settingsConfigLoader.getConfigPath();
 	}
 
 	@Override
 	public Path getUpgradedFile() {
-		return settingsConfigLoader.getPath();
+		return settingsConfigLoader.getConfigPath();
 	}
 
 	@Override
-	protected void computeChanges() throws UpgradeException {
-		Config settingsConfig = loadConfig(settingsConfigLoader);
+	protected void computeChanges() throws ConfigLoadException {
+		Config settingsConfig = settingsConfigLoader.load();
 
 		removeNode(settingsConfig, "use-only-commands-without-args");
 		removeNode(settingsConfig, "use-console-colors");
@@ -61,7 +62,7 @@ public class SettingsUpgrade extends Upgrade {
 
 
 	@Override
-	protected void saveChanges() throws IOException {
+	protected void saveChanges() throws ConfigSaveException {
 		settingsConfigLoader.save(updatedConfig);
 	}
 }

Plugin/src/main/java/me/filoghost/chestcommands/parsing/ErrorFormat.java

@@ -1,19 +1,20 @@
 package me.filoghost.chestcommands.parsing;
 
+import me.filoghost.chestcommands.config.framework.Config;
 import me.filoghost.chestcommands.parsing.icon.IconSettings;
 
 public class ErrorFormat {
 
-	public static String invalidMenuSetting(String menuName, String invalidSetting, String errorMessage) {
-		return menuError(menuName, "has an invalid menu setting \"" + invalidSetting + "\": " + errorMessage);
+	public static String invalidMenuSetting(Config menuConfig, String invalidSetting, String errorMessage) {
+		return menuError(menuConfig, "has an invalid menu setting \"" + invalidSetting + "\": " + errorMessage);
 	}
 
-	public static String missingMenuSetting(String menuName, String missingSetting) {
-		return menuError(menuName, "is missing the menu setting \"" + missingSetting + "\"");
+	public static String missingMenuSetting(Config menuConfig, String missingSetting) {
+		return menuError(menuConfig, "is missing the menu setting \"" + missingSetting + "\"");
 	}
 
-	private static String menuError(String menuName, String errorMessage) {
-		return "The menu \"" + menuName + "\" " + errorMessage + ".";
+	private static String menuError(Config menuConfig, String errorMessage) {
+		return "The menu \"" + menuConfig.getSourceFileName() + "\" " + errorMessage + ".";
 	}
 
 	public static String invalidAttribute(IconSettings iconSettings, String attributeName, String errorMessage) {

Plugin/src/main/java/me/filoghost/chestcommands/parsing/icon/IconSettings.java

@@ -14,8 +14,8 @@
  */
 package me.filoghost.chestcommands.parsing.icon;
 
-import me.filoghost.chestcommands.config.ConfigSection;
-import me.filoghost.chestcommands.config.ConfigValueException;
+import me.filoghost.chestcommands.config.framework.ConfigSection;
+import me.filoghost.chestcommands.config.framework.exception.ConfigValueException;
 import me.filoghost.chestcommands.icon.InternalConfigurableIcon;
 import me.filoghost.chestcommands.parsing.ParseException;
 import me.filoghost.chestcommands.parsing.icon.attributes.ActionsAttribute;

Plugin/src/main/java/me/filoghost/chestcommands/parsing/menu/MenuParser.java

@@ -15,11 +15,11 @@
 package me.filoghost.chestcommands.parsing.menu;
 
 import me.filoghost.chestcommands.action.Action;
-import me.filoghost.chestcommands.config.Config;
-import me.filoghost.chestcommands.config.ConfigSection;
-import me.filoghost.chestcommands.config.ConfigValueException;
-import me.filoghost.chestcommands.menu.InternalIconMenu;
+import me.filoghost.chestcommands.config.framework.Config;
+import me.filoghost.chestcommands.config.framework.ConfigSection;
+import me.filoghost.chestcommands.config.framework.exception.ConfigValueException;
 import me.filoghost.chestcommands.icon.InternalConfigurableIcon;
+import me.filoghost.chestcommands.menu.InternalIconMenu;
 import me.filoghost.chestcommands.parsing.ActionParser;
 import me.filoghost.chestcommands.parsing.ErrorFormat;
 import me.filoghost.chestcommands.parsing.ItemStackParser;
@@ -41,7 +41,7 @@ public class MenuParser {
 		MenuSettings menuSettings = loadMenuSettings(menuConfig, errorCollector);
 		List<IconSettings> iconSettingsList = loadIconSettingsList(menuConfig, errorCollector);
 
-		InternalIconMenu iconMenu = new InternalIconMenu(menuSettings.getTitle(), menuSettings.getRows(), menuConfig.getFileName());
+		InternalIconMenu iconMenu = new InternalIconMenu(menuSettings.getTitle(), menuSettings.getRows(), menuConfig.getSourceFileName());
 
 		for (IconSettings iconSettings : iconSettingsList) {
 			try {
@@ -54,7 +54,7 @@ public class MenuParser {
 		iconMenu.setRefreshTicks(menuSettings.getRefreshTicks());
 		iconMenu.setOpenActions(menuSettings.getOpenActions());
 
-		return new LoadedMenu(iconMenu, menuConfig.getFileName(), menuSettings.getCommands(), menuSettings.getOpenTrigger());
+		return new LoadedMenu(iconMenu, menuConfig.getSourceFileName(), menuSettings.getCommands(), menuSettings.getOpenTrigger());
 	}
 
 
@@ -105,7 +105,7 @@ public class MenuParser {
 			}
 		} catch (ConfigValueException e) {
 			title = ChatColor.DARK_RED + "No name set";
-			errorCollector.addError(ErrorFormat.missingMenuSetting(config.getFileName(), MenuSettingsNode.NAME));
+			errorCollector.addError(ErrorFormat.missingMenuSetting(config, MenuSettingsNode.NAME));
 		}
 
 		int rows;
@@ -116,7 +116,7 @@ public class MenuParser {
 			}
 		} catch (ConfigValueException e) {
 			rows = 6; // Defaults to 6 rows
-			errorCollector.addError(ErrorFormat.missingMenuSetting(config.getFileName(), MenuSettingsNode.ROWS));
+			errorCollector.addError(ErrorFormat.missingMenuSetting(config, MenuSettingsNode.ROWS));
 		}
 
 		MenuSettings menuSettings = new MenuSettings(title, rows);
@@ -157,7 +157,7 @@ public class MenuParser {
 					menuSettings.setOpenTrigger(openTrigger);
 
 				} catch (ParseException e) {
-					errorCollector.addError(ErrorFormat.invalidMenuSetting(config.getFileName(), MenuSettingsNode.OPEN_ITEM_MATERIAL, e.getMessage()));
+					errorCollector.addError(ErrorFormat.invalidMenuSetting(config, MenuSettingsNode.OPEN_ITEM_MATERIAL, e.getMessage()));
 				}
 			}
 		}
@@ -183,7 +183,7 @@ public class MenuParser {
 			}
 
 			ConfigSection iconSection = config.getConfigSection(iconSectionName);
-			IconSettings iconSettings = new IconSettings(config.getFileName(), iconSectionName);
+			IconSettings iconSettings = new IconSettings(config.getSourceFileName(), iconSectionName);
 			iconSettings.loadFrom(iconSection, errorCollector);
 			iconSettingsList.add(iconSettings);
 		}

Utils/src/main/java/me/filoghost/chestcommands/util/Preconditions.java

@@ -14,10 +14,10 @@
  */
 package me.filoghost.chestcommands.util;
 
-import java.util.Collection;
-
 import org.bukkit.Material;
 
+import java.util.Collection;
+
 public final class Preconditions {
 
 	private Preconditions() {}