Springcloud_ad-ad-common统一异常

统一异常基类

package com.imooc.ad.exception;

/**
 * Created by Qinyi.
 */
public class AdException extends Exception {

    public AdException(String message) {
        super(message);
    }
}
 

异常入口

package com.imooc.ad.advice;

import com.imooc.ad.exception.AdException;
import com.imooc.ad.vo.CommonResponse;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import javax.servlet.http.HttpServletRequest;

/**
 * Created by Qinyi.
 */
@RestControllerAdvice//统一异常响应
public class GlobalExceptionAdvice {

    @ExceptionHandler(value = AdException.class)//标识异常种类，处理异常
    public CommonResponse<String> handlerAdException(HttpServletRequest req,
                                                     AdException ex) {
        CommonResponse<String> response = new CommonResponse<>(-1,
                "business error");
        response.setData(ex.getMessage());
        return response;
    }
}