build.xml

<project name="which" default="build" xmlns:ivy="antlib:org.apache.ivy.ant" xmlns:unless="ant:unless">
	<property environment="env"/>
	<xmlproperty file="ivy.xml"/>

	<property name="project.title" value="Which for Java"/>
	<property name="project.version" value="${ivy-module.info(revision)}"/>
	<property name="vendor.id" value="io.belin"/>
	<property name="vendor.name" value="Cédric Belin"/>

	<description>${project.title} ${project.version}</description>

	<path id="project.classpath">
		<pathelement location="bin"/>
		<fileset dir="lib" excludes="*-javadoc.jar,*-sources.jar" includes="*.jar"/>
	</path>

	<target name="build" description="Builds the project">
		<unzip dest="src">
			<fileset dir="lib" includes="picocli-*-sources.jar"/>
			<patternset includes="**/CommandLine.java"/>
		</unzip>
		<mkdir dir="bin"/>
		<javac srcDir="src" destDir="bin" classPathRef="project.classpath" includeAntRuntime="false">
			<compilerarg value="-proc:full"/>
			<compilerarg value="-Xlint:all,-path,-processing"/>
		</javac>
	</target>

	<target name="clean" description="Deletes all generated files">
		<delete failonerror="false" includeEmptyDirs="true">
			<fileset dir="bin" excludes="*.ps1"/>
			<fileset dir="src/picocli"/>
			<fileset dir="var" excludes=".gitkeep"/>
		</delete>
	</target>

	<target name="dist" description="Packages the project" depends="clean,version,build">
		<mkdir dir="bin/META-INF"/>
		<copy file="LICENSE.md" toDir="bin/META-INF"/>
		<jar destFile="bin/${ant.project.name}.jar">
			<fileset dir="bin" excludes="*.jar,*.ps1,picocli/,io/belin/**/Program.class"/>
			<manifest>
				<attribute name="Implementation-Title" value="${project.title}"/>
				<attribute name="Implementation-Vendor" value="${vendor.name}"/>
				<attribute name="Implementation-Vendor-Id" value="${vendor.id}"/>
				<attribute name="Implementation-Version" value="${project.version}"/>
			</manifest>
		</jar>
		<jar destFile="bin/${ant.project.name}-cli.jar">
			<fileset dir="bin" excludes="*.jar,*.ps1"/>
			<manifest>
				<attribute name="Implementation-Title" value="${project.title} (CLI)"/>
				<attribute name="Implementation-Vendor" value="${vendor.name}"/>
				<attribute name="Implementation-Vendor-Id" value="${vendor.id}"/>
				<attribute name="Implementation-Version" value="${project.version}"/>
				<attribute name="Main-Class" value="${vendor.id}.${ant.project.name}.Program"/>
			</manifest>
		</jar>
	</target>

	<target name="install" description="Installs the project dependencies">
		<mkdir dir="lib"/>
		<ivy:retrieve log="download-only" sync="true"/>
	</target>

	<target name="lint" description="Performs the static analysis of source code." depends="build">
		<taskdef name="cpd" className="net.sourceforge.pmd.ant.CPDTask" classPathRef="project.classpath"/>
		<cpd minimumTokenCount="100">
			<fileset dir="src/io/belin"/>
			<fileset dir="test"/>
		</cpd>
		<java className="net.sourceforge.pmd.cli.PmdCli" classPathRef="project.classpath" failOnError="true" fork="true">
			<arg line="check --cache=var/pmd.cache --dir=example,src/io/belin,test --no-progress --rulesets=etc/pmd.xml"/>
		</java>
	</target>

	<target name="outdated" description="Checks whether installed packages are out of date">
		<ivy:checkdepsupdate log="quiet"/>
	</target>

	<target name="publish" description="Publishes the package" depends="dist">
		<exec executable="git">
			<arg line="tag v${project.version}"/>
		</exec>
		<exec executable="git">
			<arg line="push origin v${project.version}"/>
		</exec>
	</target>

	<target name="run" description="Runs a main class from the &quot;example&quot; folder" depends="build">
		<fail message="You must specify an example to run using -Dclass=&lt;example&gt;." unless="class"/>
		<java sourceFile="example/${class}.java" classPathRef="project.classpath" failOnError="true" fork="true"/>
	</target>

	<target name="test" description="Runs the test suite" depends="build">
		<javac srcDir="test" destDir="bin" classPathRef="project.classpath" includeAntRuntime="false">
			<compilerarg value="-proc:full"/>
			<compilerarg value="-Xlint:all,-path,-processing"/>
		</javac>
		<java className="org.junit.platform.console.ConsoleLauncher" classPathRef="project.classpath" failOnError="true" fork="true">
			<arg line="--select-package=${vendor.id}.${ant.project.name}"/>
			<assertions>
				<enable/>
			</assertions>
		</java>
	</target>

	<target name="version" description="Updates the version number in the sources">
		<replaceregexp file="README.md" match="project/v\d+(\.\d+){2}" replace="project/v${project.version}"/>
	</target>
</project>