package com.train.first;

import java.io.IOException;

public class Test
{
    public static void main(String[] args) throws Exception
    {
        try
        {
            try
            {
                if (true)
                {
                    throw new IOException("NEW EXCEPTION");
                }
            }
            catch (IOException e)
            {
                throw new ChainedException(e);
            }
        }
        catch (ChainedException e)
        {
            e.printStackTrace();
        }
        
    }
}

class ChainedException extends Exception
{
    private static final long serialVersionUID = 1L;

    public ChainedException(Exception e)
    {
        super(e.getMessage(), e.getCause());
    }
}