EclipseLink Static weaving with Ant

<?xml version="1.0"?>
<!DOCTYPE project>

<project name="staticWeaving" default="weaving">  

<target name="define.task"
description="New task definition for EclipseLink static weaving" >
<taskdef
name="weave"
classname="org.eclipse.persistence.tools.weaving.jpa.StaticWeaveAntTask">
<classpath refid="project.class.path" />
</taskdef>
</target>

<target name="weaving" description="perform weaving." depends="define.task">
<weave
source="original-jpa.jar"
target="weaved-jpa.jar"
persistenceinfo="${jpaProjectHome}\classes">
<classpath refid="project.class.path" />
</weave>
</target>

<path id="project.class.path">
   <pathelement path="eclipselink.jar/"/>
  <pathelement path="hibernate-jpa-2.0-api-1.0.1.Final.jar"/>
</path>

</project>