1   /**
2    * Copyright (c) 2000-2007 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.portlet.messageboards.service.persistence;
24  
25  import com.liferay.portal.SystemException;
26  import com.liferay.portal.spring.hibernate.CustomSQLUtil;
27  import com.liferay.portal.spring.hibernate.HibernateUtil;
28  import com.liferay.util.dao.hibernate.QueryPos;
29  
30  import java.util.Iterator;
31  
32  import org.hibernate.Hibernate;
33  import org.hibernate.SQLQuery;
34  import org.hibernate.Session;
35  
36  /**
37   * <a href="MBMessageFlagFinder.java.html"><b><i>View Source</i></b></a>
38   *
39   * @author Brian Wing Shun Chan
40   *
41   */
42  public class MBMessageFlagFinder {
43  
44      public static String COUNT_BY_T_U =
45          MBMessageFlagFinder.class.getName() + ".countByU_T";
46  
47      public static int countByU_T(long threadId, long userId)
48          throws SystemException {
49  
50          Session session = null;
51  
52          try {
53              session = HibernateUtil.openSession();
54  
55              String sql = CustomSQLUtil.get(COUNT_BY_T_U);
56  
57              SQLQuery q = session.createSQLQuery(sql);
58  
59              q.addScalar(HibernateUtil.getCountColumnName(), Hibernate.LONG);
60  
61              QueryPos qPos = QueryPos.getInstance(q);
62  
63              qPos.add(threadId);
64              qPos.add(userId);
65  
66              Iterator itr = q.list().iterator();
67  
68              if (itr.hasNext()) {
69                  Long count = (Long)itr.next();
70  
71                  if (count != null) {
72                      return count.intValue();
73                  }
74              }
75  
76              return 0;
77          }
78          catch (Exception e) {
79              throw new SystemException(e);
80          }
81          finally {
82              HibernateUtil.closeSession(session);
83          }
84      }
85  
86  }