build.xml

<project name="JPA Tests" default="compile">

    <property name="sourcedir" value="${basedir}/src/entidades"/>
    <property name="targetdir" value="${basedir}/build"/>
    <property name="testdir" value="${basedir}/src/test"/>
    <property name="librarydir" value="${basedir}/lib"/>
    <property name="persistence" value="${basedir}/src/META-INF"/>

    <path id="libraries">
        <fileset dir="${librarydir}">
            <include name="*.jar"/>
        </fileset>
    </path>

    <target name="clean">
        <delete dir="${targetdir}"/>
        <mkdir dir="${targetdir}"/>
    </target>

	<!--  Note about includeantruntime in javac: if you need the ant runtime in the classpath set it to yes/true otherwise to no/false -->
	
    <target name="compile" depends="clean, copy-resources">
      <javac srcdir="${sourcedir}"
             destdir="${targetdir}"
			 includeantruntime="false" 
             classpathref="libraries"
             debug="on"/>
    </target>

    <target name="copy-resources">
        <copy todir="${targetdir}">
            <fileset dir="${sourcedir}">
                <exclude name="**/*.java"/>
            </fileset>
        </copy>
    </target>

    <target name="compileTest" depends="copy-resources2, compile">
        <javac srcdir="${testdir}"
               destdir="${targetdir}"
               includeantruntime="false"
               classpathref="libraries"
               debug="on"/>
    </target>

    <target name="copy-resources2">
        <copy todir="${targetdir}">
            <fileset dir="${testdir}">
                <exclude name="**/*.java"/>
            </fileset>
        </copy>
    </target>

    <target name="copy-resources3">
        <copy todir="${targetdir}/META-INF">
            <fileset dir="${persistence}"></fileset>
        </copy>
    </target>

    <target name="run" depends="compile,compileTest,copy-resources3">
        <java classname="test.TestBanquito" fork="true" classpathref="libraries">
            <classpath path="${targetdir}"/>
			<!-- <sysproperty key="java.net.preferIPv4Stack" value="false"/> -->
        </java>
    </target>


</project>