##########################################	The MapperWorker module is the worker to do the mapperTask.#	It run the user map function and save the result to local.#	#	@author Yang Fan(fyabc) #	@author Guanji Gao(ggj)######################################### MapperWorker : module {	PATH : con "/appl/MR/mapreduce/mapperworker.dis"; 	init : fn(); 	run : fn(mapperTask : ref MRUtil->MapperTask);};