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Abstract: With the continuous improvement of people's living standards, people's spare time life become more colorful than before.More and more people will choose traveling as a form of ...

代码注释：绝大部分代码都提供了类注释，方法注释，属性注释 接口文档：使用javadoc注释，提供API文档 面向接口编程：Dao层和Service层都向上提供接口，与实现类分离 封装性：po，vo层只有getter和setter方法 健壮性：绝大多数类都有对应的测试类，并且经过多轮 ...