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: package org.apache.commons.vfs.tasks;
18:
19: import org.apache.commons.vfs.Capability;
20: import org.apache.commons.vfs.FileObject;
21: import org.apache.commons.vfs.FileSystemException;
22: import org.apache.commons.vfs.Selectors;
23:
24: /**
25: * An Ant task that copies matching files.
26: *
27: * @author <a href="mailto:adammurdoch@apache.org">Adam Murdoch</a>
28: * @version $Revision: 480428 $ $Date: 2006-11-28 22:15:24 -0800 (Tue, 28 Nov 2006) $
29: * @todo Copy folders that do not contain files
30: */
31: public class CopyTask extends AbstractSyncTask {
32: private boolean overwrite = false;
33: private boolean preserveLastModified = true;
34:
35: /**
36: * Enable/disable overwriting of up-to-date files.
37: */
38: public void setOverwrite(boolean overwrite) {
39: this .overwrite = overwrite;
40: }
41:
42: /**
43: * Enable/disable preserving last modified time of copied files.
44: */
45: public void setPreserveLastModified(boolean preserveLastModified) {
46: this .preserveLastModified = preserveLastModified;
47: }
48:
49: /**
50: * @return the curent value of overwrite
51: */
52: public boolean isOverwrite() {
53: return overwrite;
54: }
55:
56: /**
57: * @return the curent value of preserveLastModified
58: */
59: public boolean isPreserveLastModified() {
60: return preserveLastModified;
61: }
62:
63: /**
64: * Handles an out-of-date file.
65: */
66: protected void handleOutOfDateFile(final FileObject srcFile,
67: final FileObject destFile) throws FileSystemException {
68: log("Copying " + srcFile + " to " + destFile);
69: destFile.copyFrom(srcFile, Selectors.SELECT_SELF);
70: if (preserveLastModified
71: && srcFile.getFileSystem().hasCapability(
72: Capability.GET_LAST_MODIFIED)
73: && destFile.getFileSystem().hasCapability(
74: Capability.SET_LAST_MODIFIED_FILE)) {
75: final long lastModTime = srcFile.getContent()
76: .getLastModifiedTime();
77: destFile.getContent().setLastModifiedTime(lastModTime);
78: }
79: }
80:
81: /**
82: * Handles an up-to-date file.
83: */
84: protected void handleUpToDateFile(final FileObject srcFile,
85: final FileObject destFile) throws FileSystemException {
86: if (overwrite) {
87: // Copy the file anyway
88: handleOutOfDateFile(srcFile, destFile);
89: }
90: }
91: }
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