code: private static void initOptions() {
  		HELP_OPTION.setRequired(false);
  		VERBOSE_OPTION.setRequired(false);
  		
  		JAR_OPTION.setRequired(false);
  		JAR_OPTION.setArgName("jarfile");
  		
  		CLASS_OPTION.setRequired(false);
  		CLASS_OPTION.setArgName("classname");
  		
  		ADDRESS_OPTION.setRequired(false);
  		ADDRESS_OPTION.setArgName("host:port");
  		
  		PARALLELISM_OPTION.setRequired(false);
  		PARALLELISM_OPTION.setArgName("parallelism");
  		
  		ARGS_OPTION.setRequired(false);
  		ARGS_OPTION.setArgName("programArgs");
  		ARGS_OPTION.setArgs(Option.UNLIMITED_VALUES);
  		
  		PLAN_OPTION.setRequired(false);
  		DESCR_OPTION.setRequired(false);
  		
  		RUNNING_OPTION.setRequired(false);
  		SCHEDULED_OPTION.setRequired(false);
  		
  		ID_OPTION.setRequired(false);
  		ID_OPTION.setArgName("jobID");
  	}
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