springboot处理全局异常

@ControllerAdvice
public class GlobalExceptionHandler {
	private static final Logger logger = LoggerFactory.getLogger(GlobalExceptionHandler.class);
	
	/**
	 * 处理自定义的业务异常
	 * @param req
	 * @param e
	 * @return
	 */
    @ExceptionHandler(value = BizException.class)  
    @ResponseBody  
	public  ResultBody bizExceptionHandler(HttpServletRequest req, BizException e){
    	logger.error("发生业务异常！原因是：{}",e.getErrorMsg());
    	return ResultBody.error(e.getErrorCode(),e.getErrorMsg());
    }

	/**
	 * 处理空指针的异常
	 * @param req
	 * @param e
	 * @return
	 */
	@ExceptionHandler(value =NullPointerException.class)
	@ResponseBody
	public ResultBody exceptionHandler(HttpServletRequest req, NullPointerException e){
		logger.error("发生空指针异常！原因是:",e);
		return ResultBody.error(CommonEnum.BODY_NOT_MATCH);
	}


    /**
        * 处理其他异常
     * @param req
     * @param e
     * @return
     */
    @ExceptionHandler(value =Exception.class)
	@ResponseBody
	public ResultBody exceptionHandler(HttpServletRequest req, Exception e){
    	logger.error("未知异常！原因是:",e);
       	return ResultBody.error(CommonEnum.INTERNAL_SERVER_ERROR);
    }
}