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.portlet.expando.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.portlet.expando.model.ExpandoRow;
29  import com.liferay.portlet.expando.model.impl.ExpandoRowImpl;
30  import com.liferay.util.dao.hibernate.QueryPos;
31  import com.liferay.util.dao.hibernate.QueryUtil;
32  
33  import java.util.Iterator;
34  import java.util.List;
35  
36  import org.hibernate.Hibernate;
37  import org.hibernate.SQLQuery;
38  import org.hibernate.Session;
39  
40  /**
41   * <a href="ExpandoRowFinderImpl.java.html"><b><i>View Source</i></b></a>
42   *
43   * @author Raymond Augé
44   *
45   */
46  public class ExpandoRowFinderImpl implements ExpandoRowFinder {
47  
48      public static String COUNT_BY_TC_TN =
49          ExpandoRowFinder.class.getName() + ".countByTC_TN";
50  
51      public static String FIND_BY_TC_TN =
52          ExpandoRowFinder.class.getName() + ".findByTC_TN";
53  
54      public int countByTC_TN(long classNameId, String tableName)
55          throws SystemException {
56  
57          Session session = null;
58  
59          try {
60              session = HibernateUtil.openSession();
61  
62              String sql = CustomSQLUtil.get(COUNT_BY_TC_TN);
63  
64              SQLQuery q = session.createSQLQuery(sql);
65  
66              q.addScalar(HibernateUtil.getCountColumnName(), Hibernate.LONG);
67  
68              QueryPos qPos = QueryPos.getInstance(q);
69  
70              qPos.add(classNameId);
71              qPos.add(tableName);
72  
73              Iterator<Long> itr = q.list().iterator();
74  
75              if (itr.hasNext()) {
76                  Long count = itr.next();
77  
78                  if (count != null) {
79                      return count.intValue();
80                  }
81              }
82  
83              return 0;
84          }
85          catch (Exception e) {
86              throw new SystemException(e);
87          }
88          finally {
89              HibernateUtil.closeSession(session);
90          }
91      }
92  
93      public List<ExpandoRow> findByTC_TN(
94              long classNameId, String tableName, int begin, int end)
95          throws SystemException {
96  
97          Session session = null;
98  
99          try {
100             session = HibernateUtil.openSession();
101 
102             String sql = CustomSQLUtil.get(FIND_BY_TC_TN);
103 
104             SQLQuery q = session.createSQLQuery(sql);
105 
106             q.addEntity("ExpandoRow", ExpandoRowImpl.class);
107 
108             QueryPos qPos = QueryPos.getInstance(q);
109 
110             qPos.add(classNameId);
111             qPos.add(tableName);
112 
113             return (List<ExpandoRow>)QueryUtil.list(
114                 q, HibernateUtil.getDialect(), begin, end);
115         }
116         catch (Exception e) {
117             throw new SystemException(e);
118         }
119         finally {
120             HibernateUtil.closeSession(session);
121         }
122     }
123 
124 }