本文共 5904 字，大约阅读时间需要 19 分钟。

直接上代码

package com.whfc.ms.exception;import com.whfc.common.exception.BizException;import com.whfc.common.result.Result;import com.whfc.common.result.ResultEnum;import org.apache.shiro.authc.AuthenticationException;import org.apache.shiro.authc.IncorrectCredentialsException;import org.apache.shiro.authz.AuthorizationException;import org.slf4j.Logger;import org.slf4j.LoggerFactory;import org.springframework.http.converter.HttpMessageNotReadableException;import org.springframework.validation.BindingResult;import org.springframework.validation.FieldError;import org.springframework.validation.ObjectError;import org.springframework.web.bind.MethodArgumentNotValidException;import org.springframework.web.bind.MissingServletRequestParameterException;import org.springframework.web.bind.annotation.ControllerAdvice;import org.springframework.web.bind.annotation.ExceptionHandler;import org.springframework.web.bind.annotation.ResponseBody;import org.springframework.web.method.annotation.MethodArgumentTypeMismatchException;import java.util.ArrayList;import java.util.List;/** * @author sunguodong * @desc 全局异常处理 * @date 2019-07-20 */@ControllerAdvice("com.whfc")public class GlobalExceptionHandler {    private Logger logger = LoggerFactory.getLogger(getClass());    @ExceptionHandler(value = {Exception.class})    @ResponseBody    public Result exceptionHandler(Exception ex) {        logger.error("not_handled_exception", ex);        Result message = new Result();        message.setCode(ResultEnum.FAILURE.getCode());        message.setMsg(ex.getMessage());        return message;    }    @ExceptionHandler(value = {BizException.class})    @ResponseBody    public Result bizExceptionHandler(BizException ex) {        logger.warn(ex.getMsg());        Result message = new Result();        message.setCode(ex.getCode());        message.setMsg(ex.getMsg());        return message;    }    @ExceptionHandler(value = {MethodArgumentNotValidException.class})    @ResponseBody    public Result methodArgumentValidExceptionHandler(MethodArgumentNotValidException ex) {        logger.warn(ex.getMessage());        BindingResult result = ex.getBindingResult();        List
   
     fieldErrors = new ArrayList<>();        if (result.hasErrors()) {            List
    
      errorList = result.getAllErrors();            for (ObjectError error : errorList) {                FieldError fieldError = (FieldError) error;                fieldErrors.add(String.format("%s:%s", fieldError.getField(), fieldError.getDefaultMessage()));            }        }        Result message = new Result();        message.setCode(ResultEnum.PARAM_ERROR.getCode());        message.setMsg(ResultEnum.PARAM_ERROR.getMessage());        message.setData(fieldErrors);        return message;    }    @ExceptionHandler(value = {MissingServletRequestParameterException.class})    @ResponseBody    public Result missingServletRequestParameterExceptionHandler(MissingServletRequestParameterException ex) {        logger.warn(ex.getMessage(), ex);        Result message = new Result();        message.setCode(ResultEnum.PARAM_ERROR.getCode());        message.setMsg(String.format("缺少参数:%s,类型:%s", ex.getParameterName(), ex.getParameterType()));        message.setData(null);        return message;    }    @ExceptionHandler(value = {MethodArgumentTypeMismatchException.class})    @ResponseBody    public Result methodArgumentTypeMismatchException(MethodArgumentTypeMismatchException ex) {        logger.warn(ex.getMessage(), ex);        Result message = new Result();        message.setCode(ResultEnum.PARAM_ERROR.getCode());        message.setMsg(String.format("参数%s类型不正确", ex.getName()));        message.setData(null);        return message;    }    @ExceptionHandler(value = {HttpMessageNotReadableException.class})    @ResponseBody    public Result httpMessageNotReadableException(HttpMessageNotReadableException ex) {        logger.warn(ex.getMessage(), ex);        Result message = new Result();        message.setCode(ResultEnum.PARAM_ERROR.getCode());        message.setMsg("参数格式不正确");        message.setData(null);        return message;    }    @ExceptionHandler(value = {AuthenticationException.class})    @ResponseBody    public Result authenticationException(AuthenticationException ex) {        logger.warn(ex.getMessage(), ex);        Result message = new Result();        message.setCode(ResultEnum.FAILURE.getCode());        message.setData(null);        message.setMsg("账号或密码错误");        return message;    }    @ExceptionHandler(value = {AuthorizationException.class})    @ResponseBody    public Result authorizationException(AuthorizationException ex) {        logger.warn(ex.getMessage(), ex);        Result message = new Result();        message.setCode(ResultEnum.AUTHZ_ERROR.getCode());        message.setData(null);        message.setMsg(ResultEnum.AUTHZ_ERROR.getMessage());        return message;    }    @ExceptionHandler(value = {IncorrectCredentialsException.class})    @ResponseBody    public Result incorrectCredentialsException(IncorrectCredentialsException ex) {        logger.warn(ex.getMessage(), ex);        Result message = new Result();        message.setCode(ResultEnum.FAILURE.getCode());        message.setData(null);        message.setMsg("账号或密码错误");        return message;    }}
    
   

自定义异常类 BizException

package com.whfc.common.exception;/** * @Description: * @author: sunguodong * @version: 1.0 * @date: 2019/7/22 14:43 */public class BizException extends RuntimeException {    private String code;    private String msg;    public BizException() {    }    public BizException(String code, String msg) {        this.code = code;        this.msg = msg;    }    public String getCode() {        return code;    }    public void setCode(String code) {        this.code = code;    }    public String getMsg() {        return msg;    }    public void setMsg(String msg) {        this.msg = msg;    }}

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