AI-Backend/java_compile/src/main/java/cn/seecoder/ai/exception/GlobalExceptionHandler.java

package cn.seecoder.ai.exception;

import cn.seecoder.ai.controller.response.ErrorRes;
import cn.seecoder.ai.controller.response.Response;
import lombok.extern.slf4j.Slf4j;
import org.springframework.http.HttpStatus;
import org.springframework.validation.BindingResult;
import org.springframework.validation.FieldError;
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.ResponseStatus;

/**
 * 全局异常处理器
 * RuntimeException可以直接上抛出的，在此处被捕获
 * @author fanyanpeng
 * @date 2023/3/24 2:49
 */
@Slf4j
@ControllerAdvice
public class GlobalExceptionHandler {

    @ExceptionHandler(value = IllegalArgumentException.class)
    @ResponseStatus(HttpStatus.BAD_REQUEST)
    public Response handleValidException(MethodArgumentNotValidException e) {
        BindingResult bindingResult = e.getBindingResult();
        String message = null;
        if (bindingResult.hasErrors()) {
            FieldError fieldError = bindingResult.getFieldError();
            if (fieldError != null) {
                message = fieldError.getField()+fieldError.getDefaultMessage();
            }
        }
        return new ErrorRes(200,message);
    }
}