:r jplug :m interface :g [1,1] : sdi (sdi) : mdi :o gui_builder (gui_builder) :m java :o qt :o model_code_synch (model_code_synch) :o compiler :g [1,*] : javac : mvc :o diagram_builder (diagram_builder) :m uml :o petri_net c1: (~gui_builder) or (~sdi) c2: (~model_code_synch) or diagram_builder