sequence-diagram

问题 I was wondering, how can one represent \" if \" statement on a sequence diagram? if (somethingShouldBeDone) { // Do it } else { // Do something else } Can it be represented at all? The thing is ... in my code, fair amount of conditions are checked to determine a variety of actions. If i am going to show the actions, I\'d like to explicitly state that actions are caused by particular events. If possible create an image representation of a solution. 回答1: If else condition, also called

问题 I tried (though not very comprehensively) numerous solutions including ModelGoon (only class and interaction diagrams available), ObjectAid (class diagram only), eUML free edition (quits with an ominous \"license not found\" error on first use), MoDisco (with the only option on the menu being \"browse corresponding model element\"). And also some standalone tools - ArgoUML and BOUML either dont provide this feature or at least i was not able to find it. Jsonde started only after i fixed a

问题 Which UML diagram is the best for showing dependency between our IT system and other external IT systems? For example I would like to show on diagram: system A gets data from system B system B can call some functionality from system A I\'m wondering between component diagram and sequence diagram. What do you think? 回答1: Components definitelly, and dependencies. Dependency does not go in direction of the data-flow, but from the component that "knows" other component (invokes something from it,