March 2019
Intermediate to advanced
336 pages
9h 9m
English
Content preview from Learn Data Structures and Algorithms with Golang
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Proxy
The proxy pattern forwards to a real object and acts as an interface to others. The proxy pattern controls access to an object and provides additional functionality. The additional functionality can be related to authentication, authorization, and providing rights of access to the resource-sensitive object. The real object need not be modified while providing additional logic. Remote, smart, virtual, and protection proxies are the scenarios where this pattern is applied. It is also used to provide an alternative to extend functionality with inheritance and object composition. A proxy object is also referred to as a surrogate, handle, or wrapper.
The proxy pattern comprises the subject interface, the RealSubject class, and the Proxy ...
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