September 2019
Intermediate to advanced
816 pages
18h 47m
English
Content preview from Java Coding Problems
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165. Dynamic proxies
Dynamic proxies can be used to support the implementation of different functionalities that are part of the Cross Cutting-Concerns (CCC) category. CCC are those concerns that represent ancillary functionalities of the core functionalities, such as database connection management, transaction management (for example, Spring @Transactional), security, and logging.
More precisely, Java Reflection comes with a class named java.lang.reflect.Proxy, the main purpose of which is to provide support for creating dynamic implementations of interfaces at runtime. Proxy reflects on the concrete interface's implementation at runtime.
We can think of Proxy as a front-wrapper that pass our invocations to the right methods. Optionally, ...
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