build.xml

<?xml version="1.0" encoding="UTF-8"?>

<project xmlns:ivy="antlib:org.apache.ivy.ant" name="lwjgl3-tutorial" default="run" basedir=".">

    <presetdef name="javac">
        <javac includeantruntime="false"/>
    </presetdef>

    <!-- Properties -->
    <property name="src.dir" value="src"/>
    <property name="resources.dir" value="resources"/>
    <property name="lib.dir" value="lib"/>

    <property name="build.dir" value="build"/>

    <property name="dist.dir" value="dist"/>
    <property name="dist.lib" value="${dist.dir}/${lib.dir}"/>
    <property name="dist.resources" value="${dist.dir}/${resources.dir}"/>

    <property name="intro.class" value="silvertiger.tutorial.lwjgl.Introduction"/>
    <property name="main.class" value="silvertiger.tutorial.lwjgl.Main"/>

    <property name="debug.port" value="5005"/>

    <!-- Classpath -->
    <path id="lwjgl.classpath">
        <fileset dir="${lib.dir}">
            <include name="**/*.jar"/>
            <exclude name="**/*javadoc*"/>
            <exclude name="**/*sources*"/>
        </fileset>
    </path>

    <!-- Conditions -->
    <condition property="lib.exists">
        <available file="${lib.dir}" type="dir"/>
    </condition>

    <condition property="lwjgl.natives" value="natives-windows">
        <os family="Windows"/>
    </condition>

    <condition property="lwjgl.natives" value="natives-linux">
        <os name="Linux"/>
    </condition>

    <condition property="lwjgl.natives" value="natives-macos">
        <os name="Mac OS X"/>
    </condition>

    <!-- Public Targets -->
    <target name="init" depends="-check-lib"
            description="This target initializes the compilation.\n
                         If necessary the libraries will get dowloaded into the folder ${lib.dir} via ivy.">
        <mkdir dir="${build.dir}"/>
    </target>

    <target name="compile" depends="init"
            description="This target compiles the sources to the folder ${build.dir}.">
        <javac srcdir="${src.dir}" destdir="${build.dir}">
            <classpath refid="lwjgl.classpath"/>
        </javac>
    </target>

    <target name="intro" depends="compile"
            description="This target runs the introduction.">
        <java classname="${intro.class}" fork="true">
            <classpath>
                <pathelement location="${build.dir}"/>
                <path refid="lwjgl.classpath"/>
            </classpath>
        </java>
    </target>

    <target name="run" depends="compile"
            description="This target runs the application.">
        <java classname="${main.class}" fork="true">
            <classpath>
                <pathelement location="${build.dir}"/>
                <path refid="lwjgl.classpath"/>
            </classpath>
        </java>
    </target>

    <target name="debug" depends="-compile-debug"
            description="This target allows you to debug the application by attaching a debugger on port ${debug.port}.">
        <java classname="${main.class}" fork="true">
            <classpath>
                <pathelement location="${build.dir}"/>
                <path refid="lwjgl.classpath"/>
            </classpath>
            <jvmarg value="-Xdebug"/>
            <jvmarg value="-Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=${debug.port}"/>
        </java>
    </target>

    <target name="jar" depends="compile"
            description="This target will create a jar file for distribution into the folder ${dist.dir}.">
        <mkdir dir="${dist.dir}"/>
        <manifestclasspath property="manifest.classpath" jarfile="${dist.dir}/${ant.project.name}.jar">
            <classpath refid="lwjgl.classpath"/>
        </manifestclasspath>
        <jar basedir="${build.dir}" destfile="${dist.dir}/${ant.project.name}.jar">
            <manifest>
                <attribute name="Main-Class" value="${main.class}"/>
                <attribute name="Class-Path" value="${manifest.classpath}"/>
            </manifest>
        </jar>
        <copy todir="${dist.lib}">
            <fileset dir="${lib.dir}">
                <include name="**/*.jar"/>
                <exclude name="**/*javadoc*"/>
                <exclude name="**/*sources*"/>
            </fileset>
        </copy>
        <copy todir="${dist.resources}">
            <fileset dir="${resources.dir}"/>
        </copy>
    </target>

    <target name="clean"
            description="This target will clean the project.\n
                         The folder ${build.dir} and ${dist.dir} will get deleted.">
        <delete dir="${build.dir}"/>
        <delete dir="${dist.dir}"/>
    </target>

    <target name="update"
            description="This target will download the libraries via ivy.">
        <delete dir="${lib.dir}"/>
        <antcall target="-retrieve"/>
        <ivy:cleancache/>
    </target>

    <target name="help"
            description="This target displays usage information.">
        <echo message="For using this ant script you need to have Apache Ivy installed, you can get it here: http://ant.apache.org/ivy/"/>
        <echo message="When first running the application the libraries will get downloaded."/>
        <echo message="If you want to get a newer or older version of lwjgl simply change the 'lwjgl.version' property and call 'ant update'."/>
        <echo message=""/>
        <echo message="These are the three main targets:"/>
        <echo message="'ant run' will run the application."/>
        <echo message="'ant jar' will create a jar for distribution."/>
        <echo message="'ant update' will update the libraries."/>
        <echo message=""/>
        <echo message="For a list of all targets call 'ant -projecthelp'."/>
    </target>

    <!-- Private Targets -->
    <target name="-retrieve">
        <ivy:retrieve conf="default,javadoc,sources" pattern="${lib.dir}/[artifact](-[classifier]).[ext]"/>
    </target>

    <target name="-compile-debug" depends="init">
        <javac debug="true" srcdir="${src.dir}" destdir="${build.dir}">
            <classpath refid="lwjgl.classpath"/>
        </javac>
    </target>

    <target name="-check-lib" unless="lib.exists">
        <antcall target="update"/>
    </target>

</project>