GlobalHandler.java 文件源码

/**
 * 400 - Bad Request
 */
@ResponseStatus(HttpStatus.BAD_REQUEST)
@ExceptionHandler(ConstraintViolationException.class)
public ResponseEntity handleServiceException(ConstraintViolationException e) {
    LOGGER.error("参数验证失败", e);
    Set<ConstraintViolation<?>> violations = e.getConstraintViolations();
    ConstraintViolation<?> violation = violations.iterator().next();
    String message = violation.getMessage();
    return ResponseEntity.badRequest().body("parameter:" + message);
}