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What Is Decorator Pattern? |
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Answer» Decorator PATTERN allows a user to add new functionality to an existing object without altering its structure. This type of design pattern comes under structural pattern as this pattern acts as a wrapper to existing class. This pattern CREATES a decorator class which wraps the original class and provides additional functionality KEEPING class METHODS signature INTACT. Decorator pattern allows a user to add new functionality to an existing object without altering its structure. This type of design pattern comes under structural pattern as this pattern acts as a wrapper to existing class. This pattern creates a decorator class which wraps the original class and provides additional functionality keeping class methods signature intact. |
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