build object owner owner uml uml owner uml uml owner illeg argument except owner instanc non nl uml non nl runnabl run runnabl run interfaz creat owner uml uml interfaz set uml uml owner owner uml uml uml uml owner nest classifi add interfaz owner owner nest classifi add interfaz interfaz set param add interfaz chang command cmd chang command model impl run creat own edit domain command stack execut cmd cmd set object run param owner run param 