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Delegation

Difficulty-Beginner Java Behavioral

Also known as

Proxy Pattern

Intent

It is a technique where an object expresses certain behavior to the outside but in reality delegates responsibility for implementing that behaviour to an associated object.

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Applicability

Use the Delegate pattern in order to achieve the following

  • Reduce the coupling of methods to their class
  • Components that behave identically, but realize that this situation can change in the future.

Credits