Command Design Pattern - Behavioral Pattern

1. Command Pattern When Actions Speak Louder Than Words Shahriar Hyder Kaz Software Ltd. 17 th October, 2011

4. Class Diagram Client Invoker setCommand() <<interface>> Command execute() undo() Receiver action() ConcreteCommand execute() undo() public void execute() { receiver.action() }

6. Sequence Diagram aReceiver anInvoker aCommand aClient new Command (Rx) StoreCommand(Command) Execute( ) Action( )