package com.bank.util;

import com.bank.exception.ContentEmpyException;

import com.bank.po.ResponseBean;

import org.springframework.http.HttpStatus;

import org.springframework.web.bind.annotation.ExceptionHandler;

import org.springframework.web.bind.annotation.ResponseStatus;

import org.springframework.web.bind.annotation.RestControllerAdvice;

//全局异常处理类

@RestControllerAdvice

public class GlobalException {

    //value=某种异常类型的字节码，报那种异常就会执行这个方法

    //相当于catch作用

    @ExceptionHandler(value = Exception.class)

    //响应状态

    @ResponseStatus(value = HttpStatus.INTERNAL_SERVER_ERROR)

    public ResponseBean dealArithException() {

        ResponseBean rb = new ResponseBean(500, "异常");

        return rb;

    }

    //自定义异常

    @ExceptionHandler(value = ContentEmpyException.class)

    //响应状态

    @ResponseStatus(value = HttpStatus.INTERNAL_SERVER_ERROR)

    public ResponseBean ContentEmpyException() {

        ResponseBean rb = new ResponseBean(600, "自定义异常");

        return rb;

    }

}

package com.bank.exception;

public class ContentEmpyException extends Exception{

    //自定义异常构造器

    //msg代表业务异常信息

    public ContentEmpyException(String msg){

        super(msg);

    }

}