Ant : debugging

To see what is in a PATH or CLASSPATH is...

convert path to a property then print the property
<target name="debug">
    <path id="path.p">
    <fileset dir="src_dir">
   <include name="**/*.java"/>
   </fileset>
   </path>
  <property name="prop.a" refid="path.p"/>
  <echo>${prop.a}</echo>
</target>