Page 316 - SAD bookflip
P. 316

Object Modeling with the Unified




          Modeling Language





          • Sequence Diagrams






                 – Sequence diagram



                 – Include symbols  that



                     represent


                        • Classes



                        • Lifelines


                        • Messages


                        • Focuses









                                                                                                                                      25
   311   312   313   314   315   316   317   318   319   320   321