collect children object parent model facad collabor parent collect set project project manag manag current project collect set set argo diagram re hash set argo diagram argo diagram diagram list uml collabor diagram uml collabor diagram namespac parent re add defin sequencediagram lp sequencediagram granular type statement lp sequencediagram local nest ifdef collaborationdiagram lp sequencediagram local nest statement unattach sequenc diagram uml sequenc diagram model facad repres classifi parent model facad repres oper parent parent uml sequenc diagram namespac re add endif re 