1 /** 2 * This file Copyright (c) 2016 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.resourceloader.util; 35 36 import info.magnolia.resourceloader.Resource; 37 38 import java.util.Collection; 39 40 import com.google.common.base.Predicate; 41 42 /** 43 * A {@link PredicatedResourceVisitor} which simply "collects" file resources matching a given pattern. 44 * Never collects directories, but lets you control which directories to traverses for efficiency. If you need finer-grained control, 45 * use {@link PredicatedResourceVisitor} or implement your own {@link info.magnolia.resourceloader.ResourceVisitor} 46 */ 47 public class FileResourceCollectorVisitor extends PredicatedResourceVisitor { 48 public static FileResourceCollectorVisitor on(Predicate<Resource> applyToFile) { 49 return new FileResourceCollectorVisitor(Functions.always(), applyToFile); 50 } 51 52 public static FileResourceCollectorVisitor on(Predicate<Resource> visitDirectory, Predicate<Resource> applyToFile) { 53 return new FileResourceCollectorVisitor(visitDirectory, applyToFile); 54 } 55 56 protected FileResourceCollectorVisitor(Predicate<Resource> visitDirectory, Predicate<Resource> applyToFile) { 57 super(visitDirectory, Functions.never(), applyToFile, Functions.<Resource>collector()); 58 } 59 60 public Collection<Resource> getCollectedResources() { 61 return ((Functions.CollectorFunction<Resource>) getFunction()).getTarget(); 62 } 63 }