标签：tail end 4.0 -- err 自定义异常 页面 sdn handler
出自于：https://blog.csdn.net/he90227/article/details/46309297 ---- 利用Spring进行统一异常处理的两种方式。
原文：https://blog.csdn.net/he90227/article/details/46309297?utm_source=copy
package com.jay.platform.exception.handler;
import java.io.IOException;
import java.net.ConnectException;
import java.net.SocketTimeoutException;
import java.util.Date;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.log4j.Logger;
import org.springframework.web.servlet.HandlerExceptionResolver;
import org.springframework.web.servlet.ModelAndView;
import com.jay.platform.exception.AjaxException;
import com.jay.platform.exception.BusinessException;
/**
*
* @ClassName: ExceptionHandler
* @Description: 统一异常处理 ， 注意这里可以处理Controller层抛出的异常，但不处理Controller捕获的异常(Controller捕获的异常，这里不再处理)
* @author Jay He
* @date 2014年11月4日 上午10:22:11
*
*/
public class ExceptionHandler implements HandlerExceptionResolver {
private static final Logger LOGGER = Logger
.getLogger(ExceptionHandler.class);
@Override
public ModelAndView resolveException(HttpServletRequest request,
HttpServletResponse response, Object handler, Exception ex) {
LOGGER.error(new Date().toLocaleString() + "异常信息", ex);
if (ex instanceof NumberFormatException) {
return new ModelAndView("exception/number");
} else if (ex instanceof NullPointerException) {
return new ModelAndView("exception/null");
} else if (ex instanceof BusinessException) {
return new ModelAndView("exception/business");
} else if (ex instanceof SocketTimeoutException
|| ex instanceof ConnectException) {
try {
response.getWriter().write("网络异常");
} catch (IOException e) {
e.printStackTrace();
}
return new ModelAndView("exception/net_error");
}else if(ex instanceof AjaxException){
System.out.println("-=-=");
}
return new ModelAndView("exception/exception");
}
}
package com.jay.platform.exception.handler;
import java.io.IOException;
import java.net.ConnectException;
import java.net.SocketTimeoutException;
import java.util.Date;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.log4j.Logger;
import org.springframework.web.servlet.HandlerExceptionResolver;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.handler.AbstractHandlerExceptionResolver;
import com.jay.platform.exception.AjaxException;
import com.jay.platform.exception.BusinessException;
/**
*
* @ClassName: ExceptionHandler
* @Description: 统一异常处理 ， 注意这里可以处理Controller层抛出的异常，但不处理Controller捕获的异常(Controller捕获的异常，这里不再处理)
* @author Jay He
* @date 2014年11月4日 上午10:22:11
*
*/
public class ExceptionHandler extends AbstractHandlerExceptionResolver{
private static final Logger LOGGER = Logger
.getLogger(ExceptionHandler.class);
@Override
protected ModelAndView doResolveException(HttpServletRequest request,
HttpServletResponse response, Object handler, Exception ex) {
<pre name="code" class="java">LOGGER.error(new Date().toLocaleString() + "异常信息", ex);
if (ex instanceof NumberFormatException) {
return new ModelAndView("exception/number");
} else if (ex instanceof NullPointerException) {
return new ModelAndView("exception/null");
} else if (ex instanceof BusinessException) {
return new ModelAndView("exception/business");
} else if (ex instanceof SocketTimeoutException
|| ex instanceof ConnectException) {
try {
response.getWriter().write("网络异常");
} catch (IOException e) {
e.printStackTrace();
}
return new ModelAndView("exception/net_error");
}else if(ex instanceof AjaxException){
System.out.println("-=-=");
}
return new ModelAndView("exception/exception");
在配置文件中添加自定义异常处理模块
<!-- Spring MVC的统一异常处理 -->
<bean id="exceptionResolver" class="com.jay.platform.exception.handler.ExceptionHandler"/>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!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页面</title>
</head>
<body>
<center>
<h1>Error页面</h1><br>
<h2>出错信息</h2>
<br><br>
错误描述
<br>
${errorTips }
<br><br>
<br><br>
错误异常信息栈
<br><br>
${ex }
</center>
</body>
</html>
标签：tail end 4.0 -- err 自定义异常 页面 sdn handler
原文地址：https://www.cnblogs.com/wjqhuaxia/p/9775619.html
