package com.littlecat.cbb.exception;public class LittleCatException extends RuntimeException{    private static final long serialVersionUID = 1L;    private String errorCode;    public LittleCatException(String message)    {        super(message);    }    public LittleCatException(String errorCode, String message)    {        super(message);        this.errorCode = errorCode;    }    public LittleCatException(String errorCode, String message, Throwable cause)    {        super(message, cause);        this.errorCode = errorCode;    }    public LittleCatException(String message, Throwable cause)    {        super(message, cause);    }    public String getErrorCode()    {        return errorCode;    }    public void setErrorCode(String errorCode)    {        this.errorCode = errorCode;    }    //测试代码    public static void main(String[] args)    {        try        {            System.out.println(100 / 0);        }        catch (Exception e)        {            System.out.println(new LittleCatException("haha", e).getMessage());            throw new LittleCatException("haha", e);        }        throw new LittleCatException("haha");    }}