Quelle  build.xml

<?xml version="1.0" encoding="UTF-8"?>
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<project name="ide/lexer.antlr4" default="build" basedir=".">
    <import file="../../nbbuild/templates/projectized.xml"/>

    <target name="generate-test-lexer" description="Generate DummyLexer for tests" depends="init,test-init">
        <property name="test.outdir" location="${test.unit.src.dir}/org/antlr/grammars/dummy"/>
        <path id="antlr4.tool">
            <fileset dir="../../ide/libs.antlr4.runtime/external" includes="*.jar"/>
            <fileset dir="../../ide/libs.antlr3.runtime/external" includes="antlr-runtime-*.jar"/>
        </path>

        <java classname="org.antlr.v4.Tool" classpathref="antlr4.tool" fork="true" dir="${test.outdir}">
            <arg value="-o"/>
            <arg value="${test.outdir}"/>
            <arg value="DummyLexer.g4"/>
        </java>

        <delete dir="${test.outdir}" includes="*.tokens"/>
        <delete dir="${test.outdir}" includes="*.interp"/>
    </target>
</project>