全局异常处理 

@RestcontrollerAdvice

@Exceptonhandler 

package com.it.Exception;import com.it.pojo.Result;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;/*全局异常处理器*/
@RestControllerAdvice
public class GlobalExceptionHandler {@ExceptionHandler(Exception.class)public Result ex(Exception ex){return Result.error("对不起，操作失败，请联系管理员");}
}