valid namespac gener gen namespac ns todo implement follow wfr generaliz element parent includ namespac generaliz element self gener self namespac content includ parent model manag helper mdr impl content ns contain gen parent actual don appear restrict namespac gener uml wfr refer generaliz element gener tfm old check don appear support uml spec tfm gen parent gen child namespac ns gen parent namespac namespac ns gen child namespac ns share namespac ns ns 