PowerDesigner can create standard operations for your classifiers using tools on the classifier property sheet Operations tab.
Default Constructor/Destructor - to perform initialization/cleanup for classifiers. You can add parameters afterwards.
Copy Constructor Operations - to copy the attributes of a class instance to initialize another instance.
Initializer/Static Initializer Operations- [Java only] to initialize a class before any constructor.
Duplicate Operations - to create and initialize an instance of a class within the class.
Activate/Deactivate Operations - [PowerBuilder only]