test build associ class differ packag verifi test build associ object model model model manag factori creat model object pack model model manag factori build object pack model model manag factori build object pack model model manag factori build model core helper set namespac pack model model core helper set namespac pack pack model core helper set namespac pack pack object model core factori build pack object model core factori build pack model model manag factori build element pack object assoc model core factori build associ build associ valid namespac don agre namespac associ model core helper valid namespac assoc model facad namespac assoc 