springmvc 統一異常處理

時間 2019-11-17

原文原文鏈接

html

<bean class="com.zhxjz.common.CommonExceptionResolver" />java

CommonExceptionResolver.javaweb

package com.zhxjz.common;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.web.servlet.HandlerExceptionResolver;
import org.springframework.web.servlet.ModelAndView;

/**
 * 異常解析器
 * 
 * @author caozj
 */
public class CommonExceptionResolver implements HandlerExceptionResolver {

	private static Log logger = LogFactory
			.getLog(CommonExceptionResolver.class);

	@Override
	public ModelAndView resolveException(HttpServletRequest request,
			HttpServletResponse response, Object handler, Exception ex) {
		logger.error("發生異常", ex);
		ModelAndView model = new ModelAndView();
		if (ex instanceof RuntimeException) {
			model.setViewName("error/forbid");
		} else {
			model.setViewName("error/error");
			model.addObject("message", ex.getMessage());
		}
		return model;
	}

}

error.jspspring

<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>

<title>Exception</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
</head>

<body>
	Error:${message}
	<br />
	<a href="#" onclick="history.back();">返回</a>
	<br>
</body>
</html>

forbid.jsp
apache

<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>

<title>Exception</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
</head>

<body>
	您沒有權限訪問
	<br />
	<a href="#" onclick="history.back();">返回</a>
	<br>
</body>
</html>

當執行語句jsp

throw new RuntimeException("攔截成功");ide

時就會被統一異常處理器攔截ui