01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * 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;
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 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: }
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