test delet doesn delet valid depend pre build pre delet confirm depend exist test delet modelel depend client object model model model manag factori creat model object model core factori build model object model core factori build model object dep model core factori build depend model core helper set namespac dep model object model core factori build model model core helper add client dep model pump flush model event equal client depend invalid model facad client depend size equal client depend invalid model facad client depend size equal supplier depend invalid model facad supplier depend size model uml factori delet model pump flush model event remov model uml factori remov equal valid client depend remov model facad client depend size equal valid supplier depend remov model facad supplier depend size 