update version

build.gradle

@@ -24,6 +24,7 @@ ext {
                     'commons-lang:commons-lang',
                     'org.yaml:snakeyaml'
             ]],
+            commons_text: 'org.apache.commons:commons-text:1.9',
             lombok: 'org.projectlombok:lombok:1.18.12'
     ]
 }
@@ -42,4 +43,5 @@ dependencies {
     annotationProcessor libs.lombok
 
     compileOnly2 libs.bukkit
+    implementation libs.commons_text
 }

gradle.properties

@@ -1,3 +1,3 @@
 projectGroup=ghast
 projectName=ghast-tools
-projectVersion=1.4
+projectVersion=1.5

src/main/java/ghast/EventContext.java

@@ -3,6 +3,7 @@ package ghast;
 import lombok.AccessLevel;
 import lombok.NoArgsConstructor;
 import org.bukkit.Bukkit;
+import org.bukkit.event.Cancellable;
 import org.bukkit.event.Event;
 import org.bukkit.event.EventPriority;
 import org.bukkit.event.Listener;
@@ -17,6 +18,7 @@ import java.util.function.Consumer;
 public class EventContext implements Listener {
 
 	private static final BooleanSupplier EMPTY_FILTER = () -> true;
+	private static final Consumer<Cancellable> CANCEL_EVENT = event -> event.setCancelled(true);
 
 	private final Map<Class<? extends Event>, Consumer<?>> eventMap = new HashMap<>();
 	private BooleanSupplier filter = EMPTY_FILTER;
@@ -31,8 +33,7 @@ public class EventContext implements Listener {
 			eventMap.remove(eventType);
 		} else {
 			eventMap.put(eventType, consumer);
-			Bukkit.getPluginManager().registerEvent(eventType, this, eventPriority,
+			bukkitRegisterEvent(eventType, eventPriority);
-					this::eventExecute, GhastTools.getPlugin());
 		}
 		return this;
 	}
@@ -41,6 +42,21 @@ public class EventContext implements Listener {
 		return onEvent(eventType, EventPriority.NORMAL, consumer);
 	}
 
+	public <T extends Event & Cancellable> EventContext cancelEvent(Class<T> eventType, EventPriority eventPriority) {
+		eventMap.put(eventType, CANCEL_EVENT);
+		bukkitRegisterEvent(eventType, eventPriority);
+		return this;
+	}
+
+	public <T extends Event & Cancellable> EventContext cancelEvent(Class<T> eventType) {
+		return cancelEvent(eventType, EventPriority.NORMAL);
+	}
+
+	private void bukkitRegisterEvent(Class<? extends Event> eventType, EventPriority eventPriority) {
+		Bukkit.getPluginManager().registerEvent(eventType, this, eventPriority,
+				this::eventExecute, GhastTools.getPlugin());
+	}
+
 	@SuppressWarnings({ "unchecked", "rawtypes" })
 	private void eventExecute(Listener listener, Event event) {
 		Consumer consumer = eventMap.get(event.getClass());

src/main/java/ghast/GhastTools.java

@@ -23,6 +23,20 @@ public class GhastTools {
 		}
 	}
 
+	@SuppressWarnings("java:S112")
+	public Plugin getPlugin() {
+		if (refPlugin == null) {
+			throw new RuntimeException("Plugin not set.");
+		}
+
+		Plugin plugin = refPlugin.get();
+		if (plugin == null) {
+			throw new RuntimeException("Plugin not set.");
+		}
+
+		return plugin;
+	}
+
 	@SuppressWarnings("java:S112")
 	public YamlConfiguration loadConfig(boolean saveDefault) {
 		if (saveDefault) {
@@ -39,18 +53,4 @@ public class GhastTools {
 	public YamlConfiguration loadConfig() {
 		return loadConfig(true);
 	}
-
-	@SuppressWarnings("java:S112")
-	Plugin getPlugin() {
-		if (refPlugin == null) {
-			throw new RuntimeException("Plugin not set.");
-		}
-
-		Plugin plugin = refPlugin.get();
-		if (plugin == null) {
-			throw new RuntimeException("Plugin not set.");
-		}
-
-		return plugin;
-	}
 }

src/main/java/ghast/I18n.java

@@ -0,0 +1,91 @@
+package ghast;
+
+import com.google.common.collect.HashBasedTable;
+import com.google.common.collect.Table;
+import lombok.AccessLevel;
+import lombok.NoArgsConstructor;
+import lombok.experimental.UtilityClass;
+import org.apache.commons.lang3.StringUtils;
+import org.apache.commons.text.StringSubstitutor;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.Reader;
+import java.util.HashMap;
+import java.util.Map;
+
+@UtilityClass
+@SuppressWarnings("unused")
+public class I18n {
+
+	private final String DEFAULT_LANG = "en";
+	private final Table<String/*Lang*/, String/*Key*/, String/*Template|Message*/> messagesMap = HashBasedTable.create();
+
+	//region Load messages
+	@SuppressWarnings("java:S112")
+	public void loadMessages(String lang, Reader reader) {
+		Map<String, String> map = messagesMap.row(lang.toLowerCase());
+
+		try {
+			BufferedReader bufferedReader = new BufferedReader(reader);
+			String line;
+			while ((line = bufferedReader.readLine()) != null) {
+				String[] split = line.split("=", 2);
+				map.put(split[0].trim().toLowerCase(), split[1].trim());
+			}
+		} catch (IOException e) {
+			throw new RuntimeException("Error load messages: " + e.getMessage(), e);
+		}
+	}
+
+	public void loadMessages(String lang, Map<String, String> messages) {
+		Map<String, String> map = messagesMap.row(lang.toLowerCase());
+		messages.forEach((k, v) -> map.put(k.toLowerCase(), v));
+	}
+
+	public void loadMessages(Reader reader) {
+		loadMessages(DEFAULT_LANG, reader);
+	}
+
+	public void loadMessages(Map<String, String> messages) {
+		loadMessages(DEFAULT_LANG, messages);
+	}
+	//endregion
+
+	//region Get message
+	public String get(String lang, String key) {
+		return messagesMap.row(lang.toLowerCase()).getOrDefault(key.toLowerCase(), StringUtils.EMPTY);
+	}
+
+	public String get(String lang, String key, Map<String, Object> params) {
+		return StringSubstitutor.replace(get(lang, key.toLowerCase()), params, "{", "}");
+	}
+
+	public String get(String key) {
+		return get(DEFAULT_LANG, key);
+	}
+
+	public String get(String key, Map<String, Object> params) {
+		return get(DEFAULT_LANG, key, params);
+	}
+	//endregion
+
+	public ParamBuilder paramBuilder() {
+		return new ParamBuilder();
+	}
+
+	@NoArgsConstructor(access = AccessLevel.PRIVATE)
+	public static class ParamBuilder {
+
+		private final Map<String, Object> params = new HashMap<>();
+
+		public ParamBuilder add(String key, Object value) {
+			params.put(key, value);
+			return this;
+		}
+
+		public Map<String, Object> build() {
+			return params;
+		}
+	}
+}

src/main/java/ghast/XLog.java

@@ -7,6 +7,7 @@ import java.util.logging.Level;
 import static java.text.MessageFormat.format;
 
 @UtilityClass
+@SuppressWarnings("unused")
 public class XLog {
 
 	//region Debug