build.xml

<project name="mallet" default="compile" basedir=".">
    <description>A Machine Learning for Language Toolkit</description>
    <!--
      Properties
      -->
    <property name="src" location="src"/>
    <property name="class" location="class"/>
    <property name="lib" location="lib"/>
    <property name="dist" location="dist"/>
    <property name="doc" location="doc/api"/>
    <property name="test" location="test"/>
    <property name="java_version" value="1.8"/>
    <property name="build.compiler" value="modern"/>

    <path id="project.classpath">
        <pathelement path="${class}"/>
        <fileset dir="lib" includes="*.jar"/>
    </path>

    <path id="project.base.source.files">
        <fileset dir="${src}" includes="cc/mallet/**/*.java"/>
    </path>

    <fileset id="project.resources"
             dir="${src}">
        <include name="**/resources/*.*"/>
        <include name="**/*.properties"/>
    </fileset>

    <!--
      Initialization
      -->
    <target name="init">
        <!-- Create a time stamp -->
        <tstamp/>
        <!-- Create an output directory for class files -->
        <mkdir dir="${class}"/>
        <copy todir="${class}" overwrite="true" includeemptydirs="true">
            <fileset refid="project.resources"/>
        </copy>
        <!-- Create an output directory for the final jar -->
        <mkdir dir="${dist}"/>
        <copy file="${lib}/mallet-deps.jar" todir="${dist}"/>
        <mkdir dir="${test}"/>
    </target>

    <!--
      Target: compile
      -->
    <target
            name="compile"
            depends="init"
            description="Compile all the source files">
        <javac
                source="${java_version}"
                target="${java_version}"
                destdir="${class}"
                classpathref="project.classpath"
                debug="true"
                deprecation="off"
                listfiles="no"
                includeantruntime="false">
            <src path="${src}"/>
            <include name="cc/**/*.java"/>
            <!-- compilerarg value="-Xlint:unchecked"/ -->
        </javac>
    </target>

    <target
     name="compile-ep"
     depends="init"
     description="Compile all the source files">
     <javac destdir="build"
       compiler="com.google.errorprone.ErrorProneAntCompilerAdapter"
       encoding="UTF-8" debug="true"
       classpathref="project.classpath"
       includeantruntime="false">
       <src path="src"/>
       <compilerclasspath>
         <pathelement location="lib/error_prone_ant-2.2.0.jar"/>
       </compilerclasspath>
     </javac>
    </target>

    <!--
      Target: doc   {build javadoc API documentation}
      -->
    <target
            name="doc"
            depends="init"
            description="Build Javadoc API webpages for all the source files">
        <javadoc
                destdir="${doc}"
                classpathref="project.classpath"
                author="true" version="true" use="true"
                windowtitle="Mallet 2 API">
            <packageset dir="${src}" defaultexcludes="yes">
                <include name="cc/mallet/**"/>
            </packageset>
        </javadoc>
    </target>

    <!-- Create a jar file -->
    <target name="jar" depends="compile">
        <jar destfile="${dist}/mallet.jar" basedir="${class}"/>
    </target>

    <target name="test" depends="compile">
        <junit printsummary="yes">
            <classpath>
                <pathelement path="${class}"/>
                <fileset dir="lib" includes="*.jar"/>
            </classpath>
            <formatter type="plain"/>
            <!-- test name="cc.mallet.types.tests.TestInstanceListWeights" todir="${test}" /-->
            <batchtest fork="yes" todir="${test}">
                <fileset dir="${src}">
                    <include name="**/*Test*.java"/>
                </fileset>
            </batchtest>
        </junit>
    </target>
</project>