![]() Reference: refers to an interaction defined on another diagram. Negative: the fragment shows an invalid interaction. Loop: the fragment may execute multiple times, and the guard indicates the basis of iteration.Ĭritical region: the fragment can have only one thread executing it at once. Parallel: each fragment is run in parallel. ![]() Equivalent to an alt only with one trace. Optional: the fragment executes only if the supplied condition is true. OperatorĪlternative multiple fragments : only the one whose condition is true will execute. Fragment types include ref, assert, loop, break, alt, opt and neg, ref, sd. The fragment operator (in the top left cornet) indicates the type of fragment. A combined fragment consists of one or more interaction operands, and each of these encloses one or more messages, interaction uses, or combined fragments.Ī sequence fragment is represented as a box called a combined fragment, which encloses a portion of the interactions within a sequence diagram. In a UML sequence diagram, combined fragments let you show loops, branches, and other alternatives.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |