java添加错误提示页面的方法：
1、web.xml加入以下配置
<error-page> <error-code>404</error-code> <location>/WEB-INF/include/error.jsp</location> </error-page> <error-page> <error-code>500</error-code> <location>/WEB-INF/include/error.jsp</location> </error-page> <error-page> <error-code>java.lang.Exception</error-code> <location>/WEB-INF/include/error.jsp</location> </error-page>
2、新建error.jsp
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8" isErrorPage="true" %><!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>Error</title></head><body><% response.setStatus(200);%>很抱歉，您请求的页面不存在......</body></html>
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