1 /** 2 * This file Copyright (c) 2015-2018 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.templating.imaging.parameters; 35 36 import info.magnolia.imaging.ImageGenerator; 37 import info.magnolia.imaging.ParameterProvider; 38 import info.magnolia.imaging.caching.CachingStrategy; 39 import info.magnolia.jcr.util.NodeTypes; 40 41 import java.util.Calendar; 42 43 import javax.jcr.Property; 44 import javax.jcr.RepositoryException; 45 46 /** 47 * {@link CachingStrategy} for {@link ThemeAwareParameter}. 48 */ 49 public class ThemeAwareParameterCachingStrategy implements CachingStrategy<ThemeAwareParameter> { 50 51 @Override 52 public String getCachePath(ImageGenerator<ParameterProvider<ThemeAwareParameter>> generator, ParameterProvider<ThemeAwareParameter> parameterProvider) { 53 return parameterProvider.getParameter().getCachePath(); 54 } 55 56 @Override 57 public boolean shouldRegenerate(Property cachedBinary, ParameterProvider<ThemeAwareParameter> parameterProvider) throws RepositoryException { 58 final Calendar cacheLastMod = NodeTypes.LastModified.getLastModified(cachedBinary.getParent().getParent()); 59 final Calendar srcLastMod = NodeTypes.LastModified.getLastModified(parameterProvider.getParameter().getNode()); 60 61 return cacheLastMod.before(srcLastMod); 62 } 63 64 }