1 /* 2 * $Header: /home/projects/groovy/scm/groovy/groovy-core/src/main/org/codehaus/groovy/ant/FileScanner.java,v 1.1 2003/12/10 18:08:17 jstrachan Exp $ 3 * $Revision: 1.1 $ 4 * $Date: 2003/12/10 18:08:17 $ 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 1.1 2003/12/10 18:08:17 jstrachan 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.types.FileSet; 70 71 /*** 72 * <p><code>FileScanner</code> is a bean which allows the iteration 73 * over a number of files from a colleciton of FileSet instances. 74 * 75 * @author <a href="mailto:jstrachan@apache.org">James Strachan</a> 76 * @version $Revision: 1.1 $ 77 */ 78 public class FileScanner { 79 80 /*** FileSets */ 81 private List filesets = new ArrayList(); 82 83 /*** The Ant project */ 84 private Project project; 85 86 public FileScanner() { 87 } 88 89 public FileScanner(Project project) { 90 this.project = project; 91 } 92 93 public void setProject(Project project) { 94 this.project = project; 95 } 96 97 public Iterator iterator() { 98 return new FileIterator(project, filesets.iterator()); 99 } 100 101 public Iterator directories() { 102 return new FileIterator(project, filesets.iterator(), true); 103 } 104 105 public boolean hasFiles() { 106 return filesets.size() > 0; 107 } 108 109 /*** 110 * Clears any file sets that have been added to this scanner 111 */ 112 public void clear() { 113 filesets.clear(); 114 } 115 116 // Properties 117 //------------------------------------------------------------------------- 118 119 /*** 120 * Adds a set of files (nested fileset attribute). 121 */ 122 public void addFileset(FileSet set) { 123 filesets.add(set); 124 } 125 126 }