| IGFolderNameColumnImpl.java |
1 /**
2 * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20 * SOFTWARE.
21 */
22
23 package com.liferay.portal.upgrade.v5_0_0.util;
24
25 import com.liferay.portal.kernel.util.StringMaker;
26 import com.liferay.portal.kernel.util.StringPool;
27 import com.liferay.portal.upgrade.util.BaseUpgradeColumnImpl;
28 import com.liferay.portal.upgrade.util.UpgradeColumn;
29
30 import java.util.HashSet;
31 import java.util.Set;
32
33 /**
34 * <a href="IGFolderNameColumnImpl.java.html"><b><i>View Source</i></b></a>
35 *
36 * @author Alexander Chow
37 *
38 */
39 public class IGFolderNameColumnImpl extends BaseUpgradeColumnImpl {
40
41 public IGFolderNameColumnImpl(
42 UpgradeColumn groupIdColumn, UpgradeColumn parentFolderIdColumn) {
43
44 super("name", null);
45
46 _groupIdColumn = groupIdColumn;
47 _parentFolderIdColumn = parentFolderIdColumn;
48 }
49
50 public Set<String> getDistintNames() {
51 return _distinctNames;
52 }
53
54 public Object getNewValue(Object oldValue) throws Exception {
55 String newName = (String)oldValue;
56
57 while (_distinctNames.contains(_getKey(newName))) {
58 _counter++;
59
60 newName = newName + StringPool.SPACE + _counter;
61 }
62
63 _distinctNames.add(_getKey(newName));
64
65 return newName;
66 }
67
68 private String _getKey(String name) {
69 StringMaker sm = new StringMaker();
70
71 sm.append(_groupIdColumn.getOldValue());
72 sm.append(StringPool.UNDERLINE);
73 sm.append(_parentFolderIdColumn.getOldValue());
74 sm.append(StringPool.UNDERLINE);
75 sm.append(name);
76
77 return sm.toString();
78 }
79
80 private UpgradeColumn _groupIdColumn;
81 private UpgradeColumn _parentFolderIdColumn;
82 private int _counter = 0;
83 private Set<String> _distinctNames = new HashSet<String>();
84
85 }