ServletRequest,HttpServletRequest ServletResponse,HttpServletResponse

1.HttpServletResponse对象

(1).Web服务器收到一个http请求，会针对每个请求创建一个HttpServletRequest和HttpServletResponse对象，向客户端发送数据找HttpServletResponse,从客户端取数据找HttpServletReques

ServletRequest,HttpServletRequest 

ServletResponse,HttpServletResponse

的区别：

所有

Servlet

响应都实现

ServletResponse

接口

HttpServletResponse继承了ServletResponse接口，并提供了与Http协议有关的方法

ServletRequest,HttpServletRequest ServletResponse,HttpServletResponse

原文：http://www.cnblogs.com/tian114527375/p/4937523.html