Summary of usage of java generic Public instances
引言 泛型是Java中一个非常重要的知识点，在Java集合类框架中泛型被广泛应用。本文我们将从零开始来看一下Java泛型的设计，将会涉及到通配符处理，以及让人苦恼的类型擦除。 泛型基础 泛型类 我们首先定义一个简单的Box类：public class Box { private String object; public void set(String object) { this.object = object; } public String get()
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简介： 引言 泛型是Java中一个非常重要的知识点，在Java集合类框架中泛型被广泛应用。本文我们将从零开始来看一下Java泛型的设计，将会涉及到通配符处理，以及让人苦恼的类型擦除。 泛型基础 泛型类 我们首先定义一个简单的Box类：public class Box { private&n...
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简介：泛型是Java中一个非常重要的知识点，在Java集合类框架中泛型被广泛应用。本文我们将从零开始来看一下Java泛型的设计，将会涉及到通配符处理，以及让人苦恼的类型擦除。 泛型基础 泛型类 我们首先定义一个简单的Box类：public class Box { private&n...
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简介：本篇文章主要介绍了浅谈Java设计模式之开放封闭原则，小编觉得挺不错的，现在分享给大家，也给大家做个参考。一起跟随小编过来看看吧写在前面最近, 接手了一个新业务,系统的架构可圈可点。但有些地方让人望而生畏，有些代码臃肿难以维护，让人不敢恭维。于是，结合了Java的开放封闭原则，对其中一部分代码进行了重构优化。先来看下以前系统的老代码ShareChannelManager.javapublic&nb...
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