1 /* 2 * $Header: /home/projects/groovy/scm/groovy/groovy-core/src/main/org/codehaus/groovy/ant/FileScanner.java,v 1.2 2006/06/07 12:44:42 dierk Exp $ 3 * $Revision: 1.2 $ 4 * $Date: 2006/06/07 12:44:42 $ 5 * 6 * ==================================================================== 7 * 8 * The Apache Software License, Version 1.1 9 * 10 * Copyright (c) 2002 The Apache Software Foundation. All rights 11 * reserved. 12 * 13 * Redistribution and use in source and binary forms, with or without 14 * modification, are permitted provided that the following conditions 15 * are met: 16 * 17 * 1. Redistributions of source code must retain the above copyright 18 * notice, this list of conditions and the following disclaimer. 19 * 20 * 2. Redistributions in binary form must reproduce the above copyright 21 * notice, this list of conditions and the following disclaimer in 22 * the documentation and/or other materials provided with the 23 * distribution. 24 * 25 * 3. The end-user documentation included with the redistribution, if 26 * any, must include the following acknowlegement: 27 * "This product includes software developed by the 28 * Apache Software Foundation (http://www.apache.org/)." 29 * Alternately, this acknowlegement may appear in the software itself, 30 * if and wherever such third-party acknowlegements normally appear. 31 * 32 * 4. The names "The Jakarta Project", "Commons", and "Apache Software 33 * Foundation" must not be used to endorse or promote products derived 34 * from this software without prior written permission. For written 35 * permission, please contact apache@apache.org. 36 * 37 * 5. Products derived from this software may not be called "Apache" 38 * nor may "Apache" appear in their names without prior written 39 * permission of the Apache Group. 40 * 41 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED 42 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 43 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 44 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR 45 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 46 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 47 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 48 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 49 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 50 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 51 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 52 * SUCH DAMAGE. 53 * ==================================================================== 54 * 55 * This software consists of voluntary contributions made by many 56 * individuals on behalf of the Apache Software Foundation. For more 57 * information on the Apache Software Foundation, please see 58 * <http://www.apache.org/>. 59 * 60 * $Id: FileScanner.java,v 1.2 2006/06/07 12:44:42 dierk Exp $ 61 */ 62 package org.codehaus.groovy.ant; 63 64 import java.util.ArrayList; 65 import java.util.Iterator; 66 import java.util.List; 67 68 import org.apache.tools.ant.Project; 69 import org.apache.tools.ant.Task; 70 import org.apache.tools.ant.types.FileSet; 71 72 /*** 73 * <p><code>FileScanner</code> is a bean which allows the iteration 74 * over a number of files from a colleciton of FileSet instances. 75 * 76 * @author <a href="mailto:jstrachan@apache.org">James Strachan</a> 77 * @author Marc Guillemot 78 * @version $Revision: 1.2 $ 79 */ 80 public class FileScanner extends Task { 81 82 /*** FileSets */ 83 private List filesets = new ArrayList(); 84 85 public FileScanner() { 86 } 87 88 public FileScanner(final Project project) { 89 setProject(project); 90 } 91 92 public Iterator iterator() { 93 return new FileIterator(getProject(), filesets.iterator()); 94 } 95 96 public Iterator directories() { 97 return new FileIterator(getProject(), filesets.iterator(), true); 98 } 99 100 public boolean hasFiles() { 101 return filesets.size() > 0; 102 } 103 104 /*** 105 * Clears any file sets that have been added to this scanner 106 */ 107 public void clear() { 108 filesets.clear(); 109 } 110 111 // Properties 112 //------------------------------------------------------------------------- 113 114 /*** 115 * Adds a set of files (nested fileset attribute). 116 */ 117 public void addFileset(FileSet set) { 118 filesets.add(set); 119 } 120 121 }