test trash function content test trashcan content project project manag manag open project test inner object model core factori build test root object cl model core factori build object cl model core factori build object cl model core factori build object typ model core factori build root object oper model core factori build oper cl cl oper object oper model core factori build oper cl typ oper trash model pump flush model event trash trash delet model uml factori remov delet model uml factori remov cl delet model uml factori remov cl delet model uml factori remov cl 