Updated to JDK21.

Author: MobiusDevelopment

.classpath

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-17">
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21">
 		<attributes>
 			<attribute name="module" value="true"/>
 		</attributes>

README.md

@@ -13,5 +13,5 @@ and understanding the data used by Lineage 2.
 
 ## Recommended software
 
-- Liberica JDK 17
+- Liberica JDK 21
 - Eclipse IDE for Java Developers

build.xml

@@ -34,8 +34,8 @@
 				</not>
 			</condition>
 		</fail>
-		<available classname="java.util.stream.Stream" property="JDK17.present" />
-		<fail unless="JDK17.present" message="Java 17 is required. But your version is Java ${ant.java.version} and probably JDK is not installed." />
+		<available classname="java.util.stream.Stream" property="JDK21.present" />
+		<fail unless="JDK21.present" message="Java 21 is required. But your version is Java ${ant.java.version} and probably JDK is not installed." />
 	</target>
 
 	<target name="init" depends="checkRequirements" description="Create the output directories.">
@@ -44,7 +44,7 @@
 	</target>
 
 	<target name="compile" depends="init" description="Compile the source.">
-		<javac srcdir="${src}" destdir="${build.bin}" compiler="modern" debug="true" debuglevel="lines,vars,source" includeantruntime="false" source="17" target="17" encoding="UTF-8" />
+		<javac srcdir="${src}" destdir="${build.bin}" compiler="modern" debug="true" debuglevel="lines,vars,source" includeantruntime="false" source="21" target="21" encoding="UTF-8" />
 	</target>
 
 	<target name="jar" depends="compile" description="Create the jar files.">

dist/L2ClientDat.bat

@@ -1,5 +1,5 @@
 @echo off
 @title L2ClientDat Console - L2jMobius Edition
-@path="C:\Progra~1\BellSoft\LibericaJDK-17\bin\"
+@path="C:\Progra~1\BellSoft\LibericaJDK-21\bin\"
 @java -splash:images/splash.png -Dfile.encoding=UTF-8 -Djava.util.logging.manager=org.l2jmobius.log.AppLogManager -Xms1g -Xmx2g -jar .\libs\L2ClientDat.jar
 @pause

dist/data/enums/base.xml

@@ -478,6 +478,7 @@
 		<node index="10" name="client_debug_msg" />
 		<node index="11" name="getitems" />
 		<node index="12" name="dice" />
+		<node index="13" name="siege" />
 	</enum>
 	<enum name="ranking_type">
 		<node index="0" name="character" />

dist/data/structure/format/SkillNameFormat.java

@@ -1,3 +1,4 @@
+
 /*
  * This file is part of the L2ClientDat project.
  * 

java/org/l2jmobius/compiler/Compiler.java

@@ -29,6 +29,7 @@
 import javax.tools.Diagnostic;
 import javax.tools.DiagnosticListener;
 import javax.tools.JavaCompiler;
+import javax.tools.JavaCompiler.CompilationTask;
 import javax.tools.JavaFileObject;
 import javax.tools.StandardJavaFileManager;
 import javax.tools.ToolProvider;
@@ -56,11 +57,11 @@ public boolean compile(File... files)
 	{
 		final List<String> options = new ArrayList<>();
 		// options.add("-Xlint:all");
-		options.add("-source");
-		options.add("1.8");
-		options.add("-g");
+		// options.add("-source");
+		// options.add("1.8");
+		// options.add("-g");
 
-		final JavaCompiler.CompilationTask compile = Compiler.JAVAC.getTask(new StringWriter(), _memFileManager, _listener, options, null, _fileManager.getJavaFileObjects(files));
+		final CompilationTask compile = Compiler.JAVAC.getTask(new StringWriter(), _memFileManager, _listener, options, null, _fileManager.getJavaFileObjects(files));
 		return compile.call();
 	}