1   /**
2    * Copyright (c) 2000-2009 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_1_0.util;
24  
25  import com.liferay.portal.kernel.util.StringPool;
26  import com.liferay.portal.kernel.util.Validator;
27  import com.liferay.portal.upgrade.util.BaseUpgradeColumnImpl;
28  import com.liferay.portal.upgrade.util.UpgradeColumn;
29  import com.liferay.portlet.blogs.service.BlogsEntryLocalServiceUtil;
30  
31  import java.util.HashSet;
32  import java.util.Set;
33  
34  /**
35   * <a href="BlogsEntryUrlTitleUpgradeColumnImpl.java.html"><b><i>View Source</i>
36   * </b></a>
37   *
38   * @author Brian Wing Shun Chan
39   *
40   */
41  public class BlogsEntryUrlTitleUpgradeColumnImpl extends BaseUpgradeColumnImpl {
42  
43      public BlogsEntryUrlTitleUpgradeColumnImpl(
44          UpgradeColumn entryIdColumn, UpgradeColumn titleColumn) {
45  
46          super("urlTitle");
47  
48          _entryIdColumn = entryIdColumn;
49          _titleColumn = titleColumn;
50          _urlTitles = new HashSet<String>();
51      }
52  
53      public Object getNewValue(Object oldValue) throws Exception {
54          //String oldUrlTitle = (String)oldValue;
55          String oldUrlTitle = StringPool.BLANK;
56  
57          String newUrlTitle = oldUrlTitle;
58  
59          if (Validator.isNull(oldUrlTitle)) {
60              long entryId = ((Long)_entryIdColumn.getOldValue()).longValue();
61  
62              String title = (String)_titleColumn.getOldValue();
63  
64              newUrlTitle = getUrlTitle(entryId, title);
65  
66              _urlTitles.add(newUrlTitle);
67          }
68  
69          return newUrlTitle;
70      }
71  
72      protected String getUrlTitle(long entryId, String title) {
73          String urlTitle = BlogsEntryLocalServiceUtil.getUrlTitle(
74              entryId, title);
75  
76          String newUrlTitle = new String(urlTitle);
77  
78          for (int i = 1;; i++) {
79              if (!_urlTitles.contains(newUrlTitle)) {
80                  break;
81              }
82  
83              newUrlTitle = urlTitle + "_" + i;
84          }
85  
86          return newUrlTitle;
87      }
88  
89      private UpgradeColumn _entryIdColumn;
90      private UpgradeColumn _titleColumn;
91      private Set<String> _urlTitles;
92  
93  }