SpringBoot使用jsr303校验的实现

<dependency>
  <groupId>org.springframework.boot</groupId>
  <artifactId>spring-boot-starter-validation</artifactId>
</dependency>

public class PointDeductSetRequest {
 private Long id;
 @NotBlank(message = "租户id为空")
 private String tenantId;
 private Integer status;
 @NotNull
 private Integer pointValue;
 @NotNull
 private Integer deductValue;
 @NotBlank(message = "操作员id为空")
 private String operator;
}

@RequestMapping(value = "/deduct", method = RequestMethod.POST)
public BusinessResponse setPointDeduct(@RequestBody @Valid PointDeductSetRequest request){
  pointDeductService.setPointDeductRule(request);
  return new BusinessResponse(ResponseEnum.OK);
}

@RequestMapping(value = "/deduct", method = RequestMethod.GET)
public PageResponse<TPointDeduct> getPointDeductList(@RequestParam(value = "page", required = false) Integer page,
 @RequestParam(value = "pageSize", required = false) Integer pageSize,
 @RequestParam(value = "tenantId", required = false) @NotBlank(message = "租户id为空") String tenantId,
 @RequestParam(value = "status", required = false) Integer status){
  PageResponse<TPointDeduct> response = pointDeductService.getPointDeductList(page, pageSize, tenantId, status);
 response.setCodeMsg(ResponseEnum.OK);
 return response;
}

/**
 * 捕获303对于body中的对象字段校验
 * @param e
 * @param request
 * @return
 */@ExceptionHandler(MethodArgumentNotValidException.class)
@ResponseBody
ResponseEntity<Object> handleMethodArgumentNotValidException(MethodArgumentNotValidException e, HttpServletRequest request){
  List<FieldError> fieldErrors = e.getBindingResult().getFieldErrors();
 if (fieldErrors != null && !fieldErrors.isEmpty()){
   String message = fieldErrors.get(0).getDefaultMessage();
 log.error(message, e);
 }
  HttpStatus httpStatus = HttpStatus.INTERNAL_SERVER_ERROR;
 HttpHeaders headers = new HttpHeaders();
 Response response = new Response();
 response.setCode(ResponseEnum.FORMAT_ERROR.code());
 response.setMessage(ResponseEnum.FORMAT_ERROR.message());
 return new ResponseEntity<>(response, headers, httpStatus);
}

/**
 * 捕获303对于request param单个参数的校验
 * @param e
 * @param request
 * @return
 */@ExceptionHandler(ConstraintViolationException.class)
@ResponseBody
ResponseEntity<Object> handleConstraintViolationException(ConstraintViolationException e, HttpServletRequest request){
  HttpStatus httpStatus = HttpStatus.INTERNAL_SERVER_ERROR;
 HttpHeaders headers = new HttpHeaders();
 Response response = new Response();
 response.setCode(ResponseEnum.FORMAT_ERROR.code());
 response.setMessage(ResponseEnum.FORMAT_ERROR.message());
 return new ResponseEntity<>(response, headers, httpStatus);
}