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Design Patterns Vol. 3 Java

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Once upon a time there was a large organization that had many important software systems.
To gain access to a system, you needed to submit a system permission request.
Your request would go through various transitions until it was either accepted or denied, as shown below:
The State Transitions
Note: The two states called System Permission Granted are correct UML 2.0. The square brackets [] indicate a branch, leading, ultimately, to different states.
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