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类设计原则

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类设计原则

The Open-Closed Principle (OCP) - OO设计的开闭原则 [类设计原则] [设计原则] - (2007-12-11 20:52)
Software entities (classes, modules, function, etc.) should be open for extension, but closed for modification.
软件实体（模块，类，方法等）应该对扩展开放，对修改关闭。

Single Responsibility Principle (SRP) - OO设计的单一职责原则 - (2007-12-11 20:44)
There should never be more than one reason for a class to change.

Interface Segregation Principle (ISP) - OO设计的接口分隔原则 - (2007-12-11 20:48)
Clients should not be forced to depend upon interfaces that they do not use.

Dependency Inversion Principle (DIP) - OO设计的依赖倒置原则 - (2007-12-11 20:46)
A. High level modules should not depend upon low level modules. Both should depend upon abstractions.
B. Abstractions should not depend upon details. Details should depend upon abstractions.

Liskov Substitution Principle (LSP) - OO设计的里氏替换原则 - (2007-12-11 20:46)
Functions that use pointers or references to base classes must be able to use objects of derived classes without knowing it.

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