package com.java2nb.common.exception; import lombok.Data; /** * 自定义业务异常 */ @Data public class BusinessException extends RuntimeException { private static final long serialVersionUID = 1L; private String msg; private int code; public BusinessException(int code,String msg) { //不调用父类Throwable的fillInStackTrace()方法生成栈追踪信息,提高应用性能 //构造器之间的调用必须在第一行 super(msg, null, false, false); this.code = code; this.msg = msg; } }