April 2019
Intermediate to advanced
360 pages
9h 17m
English
Content preview from Hands-On Design Patterns with Java
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Implementing the proxy design pattern
Proxy, in the Java context, is defined as having the authority to represent another object. The proxy design pattern is true to its name in that it establishes a placeholder so that an object other than itself can control access. Pointer object references lack sophistication. Proxy references can accomplish the following with regards to an object reference:
- Utilize smart pointers that can count the number of references to a given object. This supports garbage collection.
- Object locking so it cannot be modified by other objects.
- Memory loading enhancements.
The primary justification for using the proxy design pattern is to save the tremendous memory and processing time that is required to create complex ...
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