springmvc 全局异常处理

public class LoginValidateException extends RuntimeException {
    private String message;

    @Override
    public String getMessage() {
        return message;
    }

    public void setMessage(String message) {
        this.message = message;
    }

    public LoginValidateException(String message) {
        super();
        this.message = message;
    }
}

package com.hanshow.wise.portal.eshop.aspect;

import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import net.sf.json.JSONObject;
import net.sf.json.JsonConfig;
import org.slf4j.LoggerFactory;
import javax.servlet.http.HttpServletRequest;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;

/**
 * 
Title: LoginValidateAspect
 * 
Description: 校验securityKey
 * 
Copyright: Copyright (c) 2018
 * 
Company: www.hanshow.com
 *
 * @author guolin
 * @version 1.0
 * @date 2018-06-09 11:48
 */
public class LoginValidateAspect {

    private static org.slf4j.Logger logger = LoggerFactory.getLogger(LoginValidateAspect.class);

    private final static ObjectMapper mapper = new ObjectMapper();
    /**
     *
     * @param request
     * @param jsonObject
     * @throws LoginValidateException
     */
    public void before(HttpServletRequest request, JSONObject jsonObject) throws LoginValidateException {
        logger.info("请求参数:{}",jsonObject);
        String securityKey = RedisUtil.getSecurityKey(query.getMerchantId(), query.getMemberId());
        if (securityKey != null && securityKey.equals(query.getSecurityKey())) {

        } else {
            logger.warn("securityKey校验失败");
            Map returnMap = new HashMap<>();

          returnMap.put("code","fail");

          returnMap.put("message","securityKey校验失败");

throw new LoginValidateException(JSONObject.fromObject(returnMap).toString()); } } public void after(HttpServletRequest request, JSONObject jsonObject) { logger.info("[#RequestUrl##]:{},[#RequestJson#]:{}", request.getRequestURI(), jsonObject); } public void afterReturning(HttpServletRequest request, Object response, JSONObject jsonObject)throws JsonProcessingException { String reponseStr = mapper.writeValueAsString(response); logger.info("[#RequestUrl##]:{},[#RequestJson#]:{},[#reponseStr#]:{}", request.getRequestURI(), jsonObject, reponseStr); }}

package com.hanshow.wise.portal.eshop.resolver;

import com.hanshow.wise.portal.eshop.exception.LoginValidateException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;
import org.springframework.web.servlet.HandlerExceptionResolver;
import org.springframework.web.servlet.ModelAndView;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * 
Title: CustomExceptionResolver
 * 
Description: 全局异常处理类
 * 
Copyright: Copyright (c) 2018
 * 
Company: www.hanshow.com
 * @author guolin
 * @version 1.0
 * @date 2018-06-09 14:10
 */
public class CustomExceptionResolver implements HandlerExceptionResolver {
    private static Logger logger = LoggerFactory.getLogger(CustomExceptionResolver.class);
    @Override
    public ModelAndView resolveException(HttpServletRequest request, HttpServletResponse response, Object handler, Exception exception) {
        ModelAndView modelAndView=new ModelAndView();
        response.setStatus(HttpStatus.OK.value()); //设置状态码
        response.setContentType(MediaType.APPLICATION_JSON_VALUE); //设置ContentType
        response.setCharacterEncoding("UTF-8"); //避免乱码
        response.setHeader("Cache-Control", "no-cache, must-revalidate");
        //如果该 异常类型是系统 自定义的异常，直接取出异常信息。
       try{
           if (exception instanceof LoginValidateException) {
               LoginValidateException loginValidateException = (LoginValidateException) exception;
               response.getWriter().write(loginValidateException.getMessage());
           } else {
               response.getWriter().write(exception.getMessage());
           }
       }catch (Exception e){
            logger.error("全局异常处理失败",e);
       }
        return modelAndView;
    }
}