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Java集合框架概述-Java团长
source link: http://blog.51cto.com/11436461/2295779
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前言Java集合框架概述; 主要总述Java集合框架的设计理念, 组成和基本接口(及其区别等)一. 设计理念在Java 2之前，Java是没有完整的集合框架的。它只有一些简单的可以自扩展的容器类，比如Vector，Stack，Hashtable等)Java集合其实就是一组对象的集合独立于实现细节, 方便重用, 保证向下兼容(即保留了Vector等旧的API)加强了API之间的互通信, 减少了新AP
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