package org.litesoft.orsup.base;

import java.util.*;

public abstract class SameOrderHelper<ForPO extends PersistentObject<ForPO>>
{
    private Iterator<ForPO> mForPOs;
    private ForPO mForPO;

    protected SameOrderHelper( Iterator<ForPO> pForPOs )
    {
        if ( null != (mForPOs = pForPOs) )
        {
            next();
        }
    }

    protected ForPO getForPO()
    {
        return mForPO;
    }

    protected ForPO next()
    {
        return mForPO = mForPOs.hasNext() ? mForPOs.next() : null;
    }

    public void resetIterator( List<ForPO> pNewList )
    {
        mForPOs = pNewList.iterator();
        next();
    }
}