foreach(file ${JMSG_JAVA_SRC})
		set(java_src_to_compile "${java_src_to_compile}${file}\t")	
	endforeach(file ${JMSG_JAVA_SRC})
	string(REPLACE ".java" ".class" java_output "${JMSG_JAVA_SRC}")  
	
	# build .jar file from .class files
	ADD_CUSTOM_TARGET(simgrid.jar
	COMMAND rm -rf ${PROJECT_DIRECTORY}/src/.classes
	COMMAND mkdir -p ${PROJECT_DIRECTORY}/src/.classes
	COMMAND mkdir -p ${PROJECT_DIRECTORY}/src/.classes/surf
	COMMAND cp ${PROJECT_DIRECTORY}/src/surf/simgrid.dtd ${PROJECT_DIRECTORY}/src/.classes/surf/simgrid.dtd
	COMMAND ${JAVA_COMPILE} -d ${PROJECT_DIRECTORY}/src/.classes -cp ${PROJECT_DIRECTORY}/src/.classes ${java_src_to_compile}
	)
	
	ADD_CUSTOM_COMMAND(
	TARGET simgrid
	POST_BUILD
	COMMAND make simgrid.jar
	)
	
	ADD_CUSTOM_COMMAND(
	TARGET simgrid.jar
	POST_BUILD 
	COMMAND ${CMAKE_COMMAND}
	ARGS -E chdir ${PROJECT_DIRECTORY}
	${JAVA_ARCHIVE} -cvf ${PROJECT_DIRECTORY}/src/simgrid.jar -C ${PROJECT_DIRECTORY}/src/.classes .
	)
	
	ADD_CUSTOM_COMMAND(
	TARGET simgrid.jar
	POST_BUILD 
	COMMAND rm -f ${PROJECT_DIRECTORY}/examples/java/basic/*.class
	COMMAND ${JAVA_COMPILE}
	ARGS -d ${PROJECT_DIRECTORY}/examples/java/basic -cp ${PROJECT_DIRECTORY}/src/simgrid.jar
	${PROJECT_DIRECTORY}/examples/java/basic/*.java
	)
	
	ADD_CUSTOM_COMMAND(
	TARGET simgrid.jar
	POST_BUILD
	COMMAND rm -f ${PROJECT_DIRECTORY}/examples/java/ping_pong/*.class
	COMMAND ${JAVA_COMPILE}
	ARGS -d ${PROJECT_DIRECTORY}/examples/java/ping_pong -cp ${PROJECT_DIRECTORY}/src/simgrid.jar
	${PROJECT_DIRECTORY}/examples/java/ping_pong/*.java
	)
	
	ADD_CUSTOM_COMMAND(
	TARGET simgrid.jar
	POST_BUILD 
	COMMAND rm -f ${PROJECT_DIRECTORY}/examples/java/comm_time/*.class
	COMMAND ${JAVA_COMPILE}
	ARGS -d ${PROJECT_DIRECTORY}/examples/java/comm_time -cp ${PROJECT_DIRECTORY}/src/simgrid.jar
	${PROJECT_DIRECTORY}/examples/java/comm_time/*.java
	)
	
	ADD_CUSTOM_COMMAND(
	TARGET simgrid.jar
	POST_BUILD 
	COMMAND rm -f ${PROJECT_DIRECTORY}/examples/java/suspend/*.class
	COMMAND ${JAVA_COMPILE}
	ARGS -d ${PROJECT_DIRECTORY}/examples/java/suspend -cp ${PROJECT_DIRECTORY}/src/simgrid.jar
	${PROJECT_DIRECTORY}/examples/java/suspend/*.java
	)