/* Transformer** $Id: Transformer.java 4671 2006-09-26 23:47:15Z paul_jack $** Created on September 26, 2006** Copyright (C) 2006 Internet Archive.** This file is part of the Heritrix web crawler (crawler.archive.org).** Heritrix is free software; you can redistribute it and/or modify* it under the terms of the GNU Lesser Public License as published by* the Free Software Foundation; either version 2.1 of the License, or* any later version.** Heritrix is distributed in the hope that it will be useful,* but WITHOUT ANY WARRANTY; without even the implied warranty of* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the* GNU Lesser Public License for more details.** You should have received a copy of the GNU Lesser Public License* along with Heritrix; if not, write to the Free Software* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA*/package org.archive.crawler.util;/** * Transforms objects from one thing into another. *  * @author pjack * * @param <Original>  the type of the original objects * @param <Transformed>  the type of the transformed objects */public interface Transformer<Original,Transformed> {    /**     * Transforms the given object.     *      * @param o  the object to transform     * @return  the transformed object     */    Transformed transform(Original o);    }