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Java > Open Source Codes > org > apache > tools > ant > types > resources > BCFileSet


1 /*
2  * Licensed to the Apache Software Foundation (ASF) under one or more
3  * contributor license agreements. See the NOTICE file distributed with
4  * this work for additional information regarding copyright ownership.
5  * The ASF licenses this file to You under the Apache License, Version 2.0
6  * (the "License"); you may not use this file except in compliance with
7  * the License. You may obtain a copy of the License at
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  *
17  */

18 package org.apache.tools.ant.types.resources;
19
20 import java.util.Iterator JavaDoc;
21
22 import org.apache.tools.ant.types.FileSet;
23
24 /**
25  * Utility FileSet that includes directories for backwards-compatibility
26  * with certain tasks e.g. Delete.
27  * @since Ant 1.7
28  */

29 public class BCFileSet extends FileSet {
30     /**
31      * Default constructor.
32      */

33     public BCFileSet() {
34     }
35
36     /**
37      * Construct a new BCFileSet from the specified FileSet.
38      * @param fs the FileSet from which to inherit config.
39      */

40     public BCFileSet(FileSet fs) {
41         super(fs);
42     }
43
44     /**
45      * Fulfill the ResourceCollection contract.
46      * @return an Iterator of Resources.
47      * @since Ant 1.7
48      */

49     public Iterator JavaDoc iterator() {
50         if (isReference()) {
51             return ((FileSet) getRef(getProject())).iterator();
52         }
53         FileResourceIterator result = new FileResourceIterator(getDir());
54         result.addFiles(getDirectoryScanner().getIncludedFiles());
55         result.addFiles(getDirectoryScanner().getIncludedDirectories());
56         return result;
57     }
58
59     /**
60      * Fulfill the ResourceCollection contract.
61      * @return number of elements as int.
62      * @since Ant 1.7
63      */

64     public int size() {
65         if (isReference()) {
66             return ((FileSet) getRef(getProject())).size();
67         }
68         return getDirectoryScanner().getIncludedFilesCount()
69             + getDirectoryScanner().getIncludedDirsCount();
70     }
71
72 }
73
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