* Initializes parser
*
* @return OptionParser object with all available options
*/
protected static OptionParser getParser() {
OptionParser parser = new OptionParser();
// help options
AdminParserUtils.acceptsHelp(parser);
// required options
parser.accepts(OPT_HEAD_ASYNC_JOB_STOP, "list of job ids to be stopped")
.withOptionalArg()
.describedAs("job-id-list")
.withValuesSeparatedBy(',')
.ofType(Integer.class);
AdminParserUtils.acceptsNodeSingle(parser);