1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * The contents of this file are subject to the terms of the Liferay Enterprise
5    * Subscription License ("License"). You may not use this file except in
6    * compliance with the License. You can obtain a copy of the License by
7    * contacting Liferay, Inc. See the License for the specific language governing
8    * permissions and limitations under the License, including but not limited to
9    * distribution rights of the Software.
10   *
11   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
12   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
14   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
15   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
16   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
17   * SOFTWARE.
18   */
19  
20  package com.liferay.portlet.journal.util;
21  
22  import com.liferay.portal.kernel.log.Log;
23  import com.liferay.portal.kernel.log.LogFactoryUtil;
24  import com.liferay.portal.kernel.util.Validator;
25  import com.liferay.portal.util.PropsUtil;
26  
27  import java.util.ArrayList;
28  import java.util.List;
29  import java.util.regex.Pattern;
30  
31  /**
32   * <a href="RegexTransformerUtil.java.html"><b><i>View Source</i></b></a>
33   *
34   * @author Brian Wing Shun Chan
35   *
36   */
37  public class RegexTransformerUtil {
38  
39      public static List<Pattern> getPatterns() {
40          return _instance._patterns;
41      }
42  
43      public static List<String> getReplacements() {
44          return _instance._replacements;
45      }
46  
47      private RegexTransformerUtil() {
48          _patterns = new ArrayList<Pattern>();
49          _replacements = new ArrayList<String>();
50  
51          for (int i = 0; i < 100; i++) {
52              String regex = PropsUtil.get(
53                  "journal.transformer.regex.pattern." + i);
54              String replacement = PropsUtil.get(
55                  "journal.transformer.regex.replacement." + i);
56  
57              if (Validator.isNull(regex) || Validator.isNull(replacement)) {
58                  break;
59              }
60  
61              if (_log.isInfoEnabled()) {
62                  _log.info(
63                      "Pattern " + regex + " will be replaced with " +
64                          replacement);
65              }
66  
67              _patterns.add(Pattern.compile(regex));
68              _replacements.add(replacement);
69          }
70      }
71  
72      private static Log _log = LogFactoryUtil.getLog(RegexTransformerUtil.class);
73  
74      private static RegexTransformerUtil _instance = new RegexTransformerUtil();
75  
76      private List<Pattern> _patterns;
77      private List<String> _replacements;
78  
79  }