In the user authentication process we describe, the messages show how a user enters information into the browser to gain access to the webpage and how the web browser will then cross-check credential to the designated application. What information is passed from one object to another? The other set of components you must identify are the messages the objects will send. The objects, sometimes called actors, are the principal players that perform tasks and send messages.įor example, in a login sequence, two of the objects would be the potential visitor or user and the login page a visitor uses to interact with the platform theyâre attempting to log into. New stimulus mapped to class's operation is added as follows. How to draw class diagram in staruml is explained in this videoClass diagram has attributes and functions to perform software designsClassDiagram StarUml. That does not change the drawing, but may improve readability. To have a dotted arrow, you use -> It is also possible to use <- and <. Participants do not have to be explicitly declared. The first necessary set of components are the objects. Select operation on the Select an operation dialog, and click OK button. The sequence -> is used to draw a message between two participants. To accomplish these goals, you must first identify the components of your system that should be diagrammed. Draw your systems boundaries using a rectangle that contains use cases. Map out a real or hypothetical scenario that has many different components. Select Model Add Diagram in Menu Bar or select Add.![]() See how objects and components interact with each other in sequence to complete a process. Select first an element where a new Diagram to be contained as a child in Explorer. Model how a complex procedure or system operates. ![]() You can accomplish several critical tasks with a sequence diagram.
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