Decision

StarUML

Decision

Semantics

A state diagram (and by derivation an activity diagram) expresses a decision when guard conditions are used to indicate different possible transitions that depend on Boolean conditions of the owning object.

Procedure for creating decision

In order to create Decision,

1.	Click [Toolbox] -> [Activity] -> [Decision] button.

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2.	And click at the position where Decision will be placed in the [main window]. The decision is created on the diagram.

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Procedure for creating decision from state

In order to create decision with incoming transition from selected object, use shortcut creation syntax.

1.	Double-click state. At the quick dialog, enter "-><>"("<-<>" for incoming from decision) string.

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2.	Press [Enter] key and decision with outgoing transition from selected state is created.

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