参数校验

参数校验

import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseBody;

@ControllerAdvice
public class ExceptionConfig {
    @ResponseBody
    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public RestResultDTO argumentExceptionHandler(MethodArgumentNotValidException exception) {
        String message = exception.getBindingResult().getFieldError().getDefaultMessage();
        return RestResultGenerator.ERROR4Vue(message);
    }
}

@Data
public class User4VueDTO {
    @Valid
    UserDTO userDTO;
    @NotEmpty
    List<String> roleguids;
}

@Data
public class UserDTO {
    String guid;
    @NotEmpty(message = "我empty")
    String code;
}