使用下面统一异常处理的处理方法就可以提示
import com.butler.lib.common.base.baseResponse;
import lombok.extern.slf4j.Slf4j;
import org.springframework.http.HttpStatus;
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.ResponseStatus;
import org.springframework.web.bind.annotation.RestControllerAdvice;
import java.util.List;
@Slf4j
@RestControllerAdvice
public class GlobalExceptionHandler {
@ResponseStatus(HttpStatus.BAD_REQUEST)
@ExceptionHandler(MethodArgumentNotValidException.class)
private baseResponse validateRequestException(MethodArgumentNotValidException exception) {
BindingResult bindingResult = exception.getBindingResult();
StringBuilder errorMsg = new StringBuilder();
if (bindingResult.hasErrors()) {
List errors = bindingResult.getAllErrors();
for (ObjectError objectError : errors) {
FieldError fieldError = (FieldError) objectError;
if (log.isDebugEnabled()) {
log.error("Data check failure : object: {},field: {},errorMessage: {}",
fieldError.getObjectName(), fieldError.getField(), fieldError.getDefaultMessage());
}
errorMsg.append(objectError.getDefaultMessage());
errorMsg.append(",");
}
errorMsg = new StringBuilder(errorMsg.substring(0, errorMsg.length() - 1));
}
return new baseResponse("ILLEGAL_ARGUMENT_ERROR", errorMsg.toString());
}
}



