Tuesday 11 October 2011

command pattern

Command pattern is a behavioural design pattern. The way I understand command design pattern is the requestor of an action is decoupled from the executor of the requested action through a broker who acts as an intermediate in invoking the requestors action in the executor. The object that is sent to the executor has the relevant properties/attributes and details of the actions that need to be carried out.



http://upload.wikimedia.org/wikipedia/commons/8/8e/Command_Design_Pattern_Class_Diagram.png

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