友好提示页面
1.在web.xml配置：
<error-page> <error-code>404</error-code> <location>/jsp/error/error404.jsp</location> </error-page> <error-page> <error-code>500</error-code> <location>/jsp/error/error500.jsp</location> </error-page> <error-page> <exception-type>java.lang.NullPointerException</exception-type> <location>/jsp/error/nullPointerException.jsp</location> </error-page>
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2.配置404页面
<%@ page contentType="text/html;charset=UTF-8" language="java" isErrorPage="true" %><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><%response.setStatus(HttpServletResponse.SC_OK);%><html><head> <title>页面找不到</title> <link type="text/css" href="${pageContext.request.contextPath}/css/CBSStyle.css" rel="stylesheet"/> <script type="text/javascript" src="${pageContext.request.contextPath}/js/jquery-1.7.1.js"></script> <script type="text/javascript"> var i = 3; function task() { window.setInterval(countdown, 1000); } function countdown() { i--; $("#countdown").html(i); if (i == 0) { window.history.go(-1); } } </script><body onload="task()"><div style="color: red;font-weight: bold;font-size: 40px;">3</span>秒后自动返回 </h1> </div></div><div align="center">Copyright ? 2013 学科服务平台</div></body></html>?
配置500错误
<%@ page contentType="text/html;charset=UTF-8" language="java" isErrorPage="true" %><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><%response.setStatus(HttpServletResponse.SC_OK);%><html><head> <title>服务器发生错误</title> <link type="text/css" href="${pageContext.request.contextPath}/css/CBSStyle.css" rel="stylesheet"/> <script type="text/javascript" src="${pageContext.request.contextPath}/js/jquery-1.7.1.js"></script> <script type="text/javascript"> var i = 3; function task() { window.setInterval(countdown, 1000); } function countdown() { i--; $("#countdown").html(i); if (i == 0) { window.clearInterval(); window.history.go(-1); } } </script><body onload="task()"><div style="color: red;font-weight: bold;font-size: 40px;">3</span>秒后自动返回 </h1> </div></div><div align="center">Copyright ? 2013 学科服务平台</div></body></html>?
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配置空指针错误
<%@ page contentType="text/html;charset=UTF-8" language="java" isErrorPage="true" %><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><%response.setStatus(HttpServletResponse.SC_OK);%><html><head> <title>空指针异常</title> <link type="text/css" href="${pageContext.request.contextPath}/css/CBSStyle.css" rel="stylesheet"/> <script type="text/javascript" src="${pageContext.request.contextPath}/js/jquery-1.7.1.js"></script> <script type="text/javascript"> var i = 3; function task() { window.setInterval(countdown, 1000); } function countdown() { i--; $("#countdown").html(i); if (i == 0) { window.history.go(-1); } } </script><body onload="task()"><div style="color: red;font-weight: bold;font-size: 40px;">3</span>秒后自动返回 </h1> </div></div><div align="center">Copyright ? 2013 学科服务平台</div></body></html>?