【摘要】 为了使程序具有一个良好、灵活的结构 ,充分的可扩展性和代码的可重用性 ,设计模式在面向对象程序设计中的应用具有重要的意义和作用。本文以策略模式在JAVA类库中的应用为例 ,具体介绍策略模式问题的产生、解决和效果。最后以实例说明运用此设计模式带来软件扩充和复用的方便性更多还原

【Abstract】 Design pattern in very important and useful in OO program design to get fine and flexible structure,satisfying extensibility and code reusing.This paper describes the problem from which the strategy pattern originated,the solution of the problem and the effect of the solution by analyzing the case which uses strategy pattern in JAVA class library.Finally,it gives an example and analyses the advantages in software extensibility and code reusing as a result of using strategy pattern in software design.更多还原