Ant Service Types

<?xml version="1.0" ?>
<project name="FirstProject" basedir="." default="run">
    <property file="build.properties"/>

    <!-- description type -->
    <description>
    description of the project
    </description>

    <target name="clean">

        <!-- Task to delete directory -->
        <delete dir="${build.dir}"/>
    </target>

    <target name="compile" depends="clean">
        <!-- Task to create directory -->
        <mkdir dir="${classes.dir}"/>
        <!-- Task to compile java classes -->
        <javac srcdir="${src.dir}" destdir="${classes.dir}"/>

        <!-- copy all except .java files from source to target directory -->
        <copy todir="${classes.dir}">
            <fileset dir="${src.dir}" excludes="**/*.java"/>
        </copy>


        <!-- copy all .java files from backup to archive directory -->
        <copy todir="${archive.dir}">
            <fileset dir="${backup.dir}" casesensitive="yes">
                <patternset id="non.test.sources">
                    <include name="**/*.java"/>
                    <exclude name="**/*Test*"/>
                </patternset>
            </fileset>
        </copy>

        <!-- copy all .java files from src to backup directory -->
        <copy todir="${backup.dir}">
            <fileset dir="${src.dir}" casesensitive="yes">
                <patternset refid="non.test.sources"/>
            </fileset>
        </copy>

    </target>

    <target name="jar" depends="compile">
        <!-- Task to create directory -->
        <mkdir dir="${jar.dir}"/>
        <!-- Task to create jar file with Main-Class assignment -->
        <jar destfile="${jar.dir}/${ant.project.name}.jar" basedir="${classes.dir}">
            <manifest>
                <attribute name="Main-Class" value="${main-class}"/>
            </manifest>
        </jar>
    </target>

    <target name="run" depends="jar">
        <!-- Task to run the jar. Fork value true enables class execution in another JVM-->
        <java jar="${jar.dir}/${ant.project.name}.jar" fork="true"/>
    </target>

</project>

src.dir=src
build.dir=build
classes.dir=${build.dir}/classes
jar.dir=${build.dir}/jar
main-class=HelloWorld
archive.dir=archive
backup.dir=backup