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");
    }
}