1   /**
2    * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
3    *
4    * This library is free software; you can redistribute it and/or modify it under
5    * the terms of the GNU Lesser General Public License as published by the Free
6    * Software Foundation; either version 2.1 of the License, or (at your option)
7    * any later version.
8    *
9    * This library is distributed in the hope that it will be useful, but WITHOUT
10   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11   * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
12   * details.
13   */
14  
15  package com.liferay.portal.search.lucene;
16  
17  import com.liferay.portal.kernel.search.BooleanClauseOccur;
18  
19  /**
20   * <a href="BooleanClauseOccurTranslator.java.html"><b><i>View Source</i></b>
21   * </a>
22   *
23   * @author Brian Wing Shun Chan
24   */
25  public class BooleanClauseOccurTranslator {
26  
27      public static org.apache.lucene.search.BooleanClause.Occur translate(
28          BooleanClauseOccur occur) {
29  
30          if (occur.equals(BooleanClauseOccur.MUST)) {
31              return org.apache.lucene.search.BooleanClause.Occur.MUST;
32          }
33          else if (occur.equals(BooleanClauseOccur.MUST_NOT)) {
34              return org.apache.lucene.search.BooleanClause.Occur.MUST_NOT;
35          }
36          else if (occur.equals(BooleanClauseOccur.SHOULD)) {
37              return org.apache.lucene.search.BooleanClause.Occur.SHOULD;
38          }
39          else {
40              return null;
41          }
42      }
43  
44  }