javax jar包常用类

标签：ext   http   end   接口   extends   pac   jar包   res   接口继承   

1.public interface HttpServletRequest extends ServletRequest

都在package javax.servlet.http;包下

接口继承接口public interface HttpServletRequest extends ServletRequest

2.HttpServletRequest 和HTTPservletresponse都是接口！不是类

javax jar包常用类

标签：ext   http   end   接口   extends   pac   jar包   res   接口继承   

原文地址：http://www.cnblogs.com/panxuejun/p/7154667.html