package com.test.commons.exception; import com.alibaba.fastjson.JSONObject; import com.epro.commons.response.ArgumentCode; import com.epro.commons.response.ResponseResult; import lombok.extern.slf4j.Slf4j; import org.springframework.util.StringUtils; import org.springframework.validation.BindException; 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.annotation.ExceptionHandler; import org.springframework.web.bind.annotation.RestControllerAdvice; import javax.validation.ConstraintViolation; import javax.validation.ConstraintViolationException; import java.util.*; /** * @author * @description: Todo * @date 2021/11/3 10:43 */ @RestControllerAdvice @Slf4j public class RestExceptionHandler { /** * 处理Get请求的验证异常 * * @param result * @return com.flyduck.cms.vo.ApiResult */ @ExceptionHandler(BindException.class) public ResponseResult bindExceptionHandle(BindingResult result) { if (result.hasErrors()) { List<ObjectError> errors = result.getAllErrors(); /* List<String> list = new ArrayList<>(); errors.forEach(p ->{ FieldError fieldError = (FieldError) p; list.add(fieldError.getDefaultMessage()); });*/ HashSet<ObjectError> set = new HashSet<>(errors); if (!errors.isEmpty() && !StringUtils.isEmpty(set.iterator().next().getDefaultMessage())) { return new ResponseResult(false, ArgumentCode.ParaMS_ERROR.getCode(), set.iterator().next().getDefaultMessage(), null); } } return new ResponseResult(ArgumentCode.ParaMS_ERROR); } /** * 处理Post请求的验证异常 * * @param exception * @return com.flyduck.cms.vo.ApiResult */ @ExceptionHandler(MethodArgumentNotValidException.class) public ResponseResult methodArgumentNotValidHandler(MethodArgumentNotValidException exception) { BindingResult result = exception.getBindingResult(); if (result != null && result.hasErrors()) { List<ObjectError> errors = result.getAllErrors(); Set<ObjectError> set=new HashSet<>(errors); //ArrayList<ObjectError> objectErrors = new ArrayList<>(set); // 出现参数校验异常时,只需抛出第一条即可 FieldError fieldError = (FieldError) set.iterator().next(); if (!errors.isEmpty() && !StringUtils.isEmpty(fieldError.getDefaultMessage())) { int errorCode = ArgumentCode.ParaMS_ERROR.getCode(); String msg = fieldError.getDefaultMessage(); return new ResponseResult(false, errorCode, msg, null); } } return new ResponseResult(ArgumentCode.ParaMS_ERROR); } /** * 处理请求参数格式的验证异常 * * @param exception * @return com.flyduck.cms.vo.ApiResult */ @ExceptionHandler(ConstraintViolationException.class) public ResponseResult constraintViolationHandler(ConstraintViolationException exception) { Set<ConstraintViolation<?>> violations = exception.getConstraintViolations(); if (violations.size() > 0) { List<String> list = new ArrayList<>(); for (ConstraintViolation<?> violation : violations) { list.add(violation.getMessage()); } if (!list.isEmpty()) { return new ResponseResult(false, ArgumentCode.ParaMS_ERROR.getCode(), list.get(0), null); } } return new ResponseResult(ArgumentCode.ParaMS_ERROR); } @ExceptionHandler(CustomException.class) public ResponseResult exception(Exception e) { log.error("---------------------error:{}-------------------------", e.getMessage()); Map map = JSONObject.parSEObject(e.getMessage(), Map.class); return ResponseResult.create().msg((Integer) map.get("code"), (String) map.get("msg")).success((Boolean) map.get("success")); } }
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