<project name="test" default="gen"> <path id="gen.classpath"> <pathelement location="bin"/> <fileset dir="/Applications/eclipseNightly/plugins" includes="*xtext*.jar, *mwe*.jar, org.apache*.jar, org.antlr.*.jar, org.eclipse.emf*.jar, com.google.*.jar"/> </path> <target name="gen"> <java classname="test.Main" dir="." classpathref="gen.classpath" fork="true"> </java> </target> </project>