find oper given collect classifi given given number paramet oper creat given classifi applic oper return param classifi collect classifi search oper param oper param param number paramet oper list sought oper pars except oper syntax pars list oper collect classifi param pars except list object oper arrai list object length oper object clf classifi collect oe model facad featur clf object oper oe model facad oper oper equal model facad oper param count paramet oper oper add oper oper size oper iter classifi iter builder expr builder param expr append expr append param expr append jaap branderhorst ad line link paramet oper fig repres object cl object type project manag manag current project type object op model core factori build oper cl type oper notat uml op pars oper expr op oper add op oper 