On sequence diagrams, this numbering is somewhat redundant because the ordering of the messages always is determined by the order, from top to bottom, in which they appear on the diagram.

UML is used as a representation of the Java programming language. Using sample class and sequence diagrams, you can see how UML conveys unambiguous code-mapping information to developers.

Inside VSTS. The Joy of Sequence Diagrams. Rosario features a new and improved kind of class diagram. Jeff dives into the details. By Jeff Levinson ; 05/07/2008; In my last column, I covered some of ...