write uml except model resourc uml except root contain affili resourc non nl need stereotyp applic element tfm iter content uml util content model content object object object content object element content add element object stereotyp applic map integ option hash map integ option xml resourc option line width todo option us save argo uml version model impl model event pump stop pump event model resourc save stream option io except ioe uml except ioe model impl model event pump start pump event 