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package com.manage.controller;
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/**
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* @ProjectName:
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* @Description:
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* @Param 传输参数
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* @Return
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* @Author: 曾文和
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* @CreateDate: 2020/5/15 16:14
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* @UpdateUser: 曾文和
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* @UpdateDate: 2020/5/15 16:14
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* @UpdateRemark: 更新说明
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* @Version: 1.0
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*/
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import com.alibaba.fastjson.support.spring.FastJsonJsonView;
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import com.manage.util.ExceptionPrintUtil;
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import org.apache.logging.log4j.LogManager;
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import org.apache.logging.log4j.Logger;
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import org.springframework.validation.BindException;
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import org.springframework.validation.BindingResult;
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import org.springframework.web.bind.annotation.ControllerAdvice;
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import org.springframework.web.bind.annotation.ExceptionHandler;
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import org.springframework.web.bind.annotation.ResponseBody;
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import org.springframework.web.servlet.ModelAndView;
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import java.util.HashMap;
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import java.util.Map;
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@ControllerAdvice
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public class GlobalExceptionHandler {
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private static Logger log = LogManager.getLogger("errorLog");
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@ExceptionHandler(value = Exception.class)//指定拦截的异常
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public ModelAndView errorHandler(Exception e) {
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return returnMv(e, "服务器出错了,请联系系统管理员");
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}
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@ExceptionHandler(value = RuntimeException.class)//指定拦截的异常
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public ModelAndView runtimeHandler(Exception e) {
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return returnMv(e, "服务器出错了,请联系系统管理员");
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}
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@ExceptionHandler(BindException.class)
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@ResponseBody
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public Map<String, Object> bindErrHandler(BindException e) {
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Map<String,Object> map = new HashMap<String, Object>(3) {{
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put("code", "500");
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put("msg", "参数有误");
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BindingResult bindingResult = e.getBindingResult();
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put("fieldErrors", new HashMap<String, String>(bindingResult.getErrorCount()) {{
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bindingResult.getFieldErrors().forEach(fieldError -> put(fieldError.getField(), fieldError.getDefaultMessage()));
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}});
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}};
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log.error(map.toString());
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return map;
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}
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private ModelAndView returnMv(Exception e, String msg) {
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ModelAndView mv = new ModelAndView();
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/* 使用FastJson提供的FastJsonJsonView视图返回，不需要捕获异常 */
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FastJsonJsonView view = new FastJsonJsonView();
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Map<String, Object> attributes = new HashMap<>(1);
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attributes.put("code", "500");
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attributes.put("msg", msg);
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view.setAttributesMap(attributes);
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mv.setView(view);
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//方法名
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ExceptionPrintUtil.printException(e);
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e.printStackTrace();
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return mv;
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}
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}
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