装饰者设计模式

装饰着 体现了开闭原则 对扩展开放，

? 基本类pojo

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?装饰者类
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? results
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BasicExtends1Basic   10.0BasicExtends20Basic   === AchieveTest1  === AchieveTest2  === AchieveTest3  === AchieveTest4  30.0BasicExtends 30Basic   === AchieveTest1  === AchieveTest2  === AchieveTest3  36.0
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