1 /** 2 * This file Copyright (c) 2008-2011 Magnolia International 3 * Ltd. (http://www.magnolia-cms.com). All rights reserved. 4 * 5 * 6 * This file is dual-licensed under both the Magnolia 7 * Network Agreement and the GNU General Public License. 8 * You may elect to use one or the other of these licenses. 9 * 10 * This file is distributed in the hope that it will be 11 * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the 12 * implied warranty of MERCHANTABILITY or FITNESS FOR A 13 * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT. 14 * Redistribution, except as permitted by whichever of the GPL 15 * or MNA you select, is prohibited. 16 * 17 * 1. For the GPL license (GPL), you can redistribute and/or 18 * modify this file under the terms of the GNU General 19 * Public License, Version 3, as published by the Free Software 20 * Foundation. You should have received a copy of the GNU 21 * General Public License, Version 3 along with this program; 22 * if not, write to the Free Software Foundation, Inc., 51 23 * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 24 * 25 * 2. For the Magnolia Network Agreement (MNA), this file 26 * and the accompanying materials are made available under the 27 * terms of the MNA which accompanies this distribution, and 28 * is available at http://www.magnolia-cms.com/mna.html 29 * 30 * Any modifications to this file must keep this entire header 31 * intact. 32 * 33 */ 34 package info.magnolia.module.rssaggregator.importhandler; 35 36 import info.magnolia.cms.core.Content; 37 import info.magnolia.module.rssaggregator.util.ContentMapper; 38 39 import javax.jcr.RepositoryException; 40 import static java.lang.String.format; 41 42 /** 43 * Maps a content node defining a feed channel to an actual {@link FeedChannel}. 44 * 45 * @author Rob van der Linden Vooren 46 */ 47 public class FeedChannelContentMapper implements ContentMapper<FeedChannel> { 48 49 /** 50 * Map a content node defining a feed channel to an actual {@link FeedChannel}. If the content node does not have 51 * <code>link</code> node data, <code>null</code> is returned. 52 * <p/> 53 * Furthermore, {@link String#trim() trimming} occurs on the <code>link</code> and <code>title</code> node data 54 * values. 55 * 56 * @param feedChannelNode the content node defining a feed channel 57 * @return a feed channel mapped from the given <code>feedNode</code> when mapped succesful, <code>null</code> if 58 * the content node does not have <code>link</code> node data 59 * @throws RepositoryException when an exception occurs 60 * @throws IllegalArgumentException when <code>link</code> or <code>title</code> node data are blank 61 */ 62 public FeedChannel map(Content feedChannelNode) throws RepositoryException { 63 if (!feedChannelNode.hasNodeData("link")) { 64 return null; 65 } 66 // prefix channel name to prevent xpath query issues that occur when node names start with numbers 67 String name = format("channel-%s", feedChannelNode.getName()); 68 String trimmedUrl = feedChannelNode.getNodeData("link").getString().trim(); 69 String trimmedTitle = feedChannelNode.getNodeData("title").getString().trim(); 70 return new FeedChannel(name, trimmedUrl, trimmedTitle); 71 } 72 73 }