build.xml

<project
    xmlns:contrib="http://net.sf.antcontrib"
    xmlns:ivy="antlib:org.apache.ivy.ant"
    name="foo" basedir="." default="run">
    <taskdef uri="http://net.sf.antcontrib" resource="net/sf/antcontrib/antlib.xml" classpath="${basedir}/tools/ant-contrib-1.0b3.jar" />

    <property name="project.MainClass.name" value="Test"/>
    <property name="project.distname"       value="${ant.project.name}"/>
    <property name="jar-artefact.name"      value="${ant.project.name}.jar"/>
    <property name="build.dir"              value="${basedir}/build"/>
    <property name="dist.dir"               value="${basedir}/dist"/>
    <property name="dist-runnable.dir"      value="${basedir}/dist-runnable"/>
    <property name="jar-artefact"           value="${dist.dir}/${jar-artefact.name}"/>
    <property name="src.dir"                value="${basedir}/src"/>
    <property name="javasource.dir"         value="${src.dir}"/>
    <property name="compilelibs.dir"        value="${basedir}/lib-compile"/>
    <property name="ivylibs.dir"            value="${basedir}/lib-ivy"/>
    <property name="runtimelibs.dir"        value="${basedir}/lib-runtime"/>
    <property name="run-app.script.name"    value="run-app"/>



    <path id = "compile.classpath">
      <fileset dir="${compilelibs.dir}">
        <include name ="*.jar"/>
      </fileset>
      <fileset dir="${ivylibs.dir}">
        <include name ="*.jar"/>
      </fileset>
    </path>


<target name="test-ivy" description="Test ivy installation">
    <ivy:settings />
</target>

<target name="resolve" depends="test-ivy" description="resolve and retrieve dependencies with ivy">
    <ivy:resolve/>  
    <ivy:retrieve sync="true" type="jar" pattern="${ivylibs.dir}/[artifact]-[revision](-[classifier]).[ext]"/> 
</target>



    <target name="prepare">
        <tstamp/>
        <mkdir dir="${ivylibs.dir}"/>
    </target>


    <target name="compile" depends="prepare, resolve, dry-compile" description="Compile java sources"/>

    <target name="dry-compile" 
            description="dry compile without IVY deps resolve and wsgen">
        <mkdir  dir="${build.dir}"/>
        <property name="classpath-comp.msg" refid="compile.classpath"/>
        <echo message="compiling with classpath = ${classpath-comp.msg}"/>
        <javac srcdir="${javasource.dir}" 
               destdir="${build.dir}"
               source="1.7"
               target="1.7"
               debug="true"
               >
            <include name="**/*.java"/>
            <classpath refid="compile.classpath"/>
            <compilerarg line="-encoding utf-8 -Xlint:unchecked -Xlint:cast -Xlint:deprecation -Xlint:divzero -Xlint:empty -Xlint:fallthrough -Xlint:finally -Xlint:overrides -Xlint:serial"/>
        </javac>
	<copy todir="${build.dir}">
            <fileset dir="${javasource.dir}">
	        <exclude name="**/*.java"/>
            </fileset>
        </copy>
    </target>


    <target name="jar" depends="compile"
            description="jar class files">
      <mkdir  dir="${dist.dir}"/>
      <jar destfile="${dist.dir}/${project.distname}.jar"
           basedir="${build.dir}"
      />
    </target>

    <target name="dry-jar" depends="dry-compile"
            description="jar class files">
      <mkdir  dir="${dist.dir}"/>
      <jar destfile="${dist.dir}/${project.distname}.jar"
           basedir="${build.dir}"
      />
    </target>

    <target name="clean-ivy" description="clean IVY">
      <delete dir ="${ivylibs.dir}"/>
    </target>

    <target name="clean-except-ivy"
            description="Prepare for clean build (except for IVY deps)">
      <delete dir ="${build.dir}"/>
      <delete dir ="${dist.dir}"/>
      <delete dir ="${dist-runnable.dir}"/>
    </target>


    <target name="clean"
            depends="clean-except-ivy, clean-ivy"
            description="Prepare for clean build (including IVY deps)">
    </target>

    <target name="cclean"
            depends="clean"
            description="clean dependencies as well">
    </target>


    <path id = "run.classpath">
        <path refid="compile.classpath"/>
        <pathelement path = "${jar-artefact}"/>
        <fileset dir="${runtimelibs.dir}">
          <include name ="*.jar"/>
        </fileset>
    </path>

    <macrodef name="run-generic">
        <attribute name="paranoid" />
        <sequential>
            <contrib:if>
                <equals arg1="@{paranoid}" arg2="true" />
                <then>
                    <echo message="removing ${build.dir} folder to be sure we run from the jar"/>
                    <delete dir="${build.dir}"/>
                </then> 
            </contrib:if>
        <property name="classpath-run.msg" refid="run.classpath"/>
        <echo message="ant.java.version=${ant.java.version}" />
        <echo message="running the app with classpath = ${classpath-run.msg}"/>
        <java classname ="${project.MainClass.name}" fork="true">
             <jvmarg value="-Xmx1024m"/>
             <classpath refid="run.classpath"/>
        </java>
        </sequential>
    </macrodef>

    <target name="run" depends="jar" description="run the jared application">
        <run-generic paranoid="false"/>
    </target>

    <target name="dry-run" depends="dry-jar" description="run the jared application">
        <run-generic paranoid="false"/>
    </target>

    <target name="run-paranoid" depends="jar" description="run the jared application (paranoid mode)">
        <run-generic paranoid="true"/>
    </target>

    <target name="rejar" depends="clean,jar" description="clean and jar anew"/>



</project>