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Java > Open Source Codes > org > riotfamily > riot > hibernate > support > HibernateSupport


1 /* ***** BEGIN LICENSE BLOCK *****
2  * Version: MPL 1.1
3  * The contents of this file are subject to the Mozilla Public License Version
4  * 1.1 (the "License"); you may not use this file except in compliance with
5  * the License. You may obtain a copy of the License at
6  * http://www.mozilla.org/MPL/
7  *
8  * Software distributed under the License is distributed on an "AS IS" basis,
9  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
10  * for the specific language governing rights and limitations under the
11  * License.
12  *
13  * The Original Code is Riot.
14  *
15  * The Initial Developer of the Original Code is
16  * Neteye GmbH.
17  * Portions created by the Initial Developer are Copyright (C) 2006
18  * the Initial Developer. All Rights Reserved.
19  *
20  * Contributor(s):
21  * Felix Gnass [fgnass at neteye dot de]
22  *
23  * ***** END LICENSE BLOCK ***** */
24 package org.riotfamily.riot.hibernate.support;
25
26 import org.hibernate.Criteria;
27 import org.hibernate.Query;
28 import org.hibernate.Session;
29 import org.hibernate.SessionFactory;
30
31 /**
32  * Base class for implementing DAOs based on plain Hibernate3 API.
33  * Hibernate 3.0.1 introduced a feature called "contextual Sessions",
34  * where Hibernate itself manages one current Session per transaction.
35  * {@linkplain http://static.springframework.org/spring/docs/2.0.x/reference/orm.html#orm-hibernate-straight}
36  *
37  * @author Felix Gnass [fgnass at neteye dot de]
38  */
39 public class HibernateSupport {
40
41     private SessionFactory sessionFactory;
42     
43     public void setSessionFactory(SessionFactory sessionFactory) {
44         this.sessionFactory = sessionFactory;
45     }
46
47     public SessionFactory getSessionFactory() {
48         return this.sessionFactory;
49     }
50
51     protected Session getSession() {
52         return sessionFactory.getCurrentSession();
53     }
54     
55     protected Criteria createCriteria(Class JavaDoc clazz) {
56         return getSession().createCriteria(clazz);
57     }
58     
59     protected Query createQuery(String JavaDoc hql) {
60         return getSession().createQuery(hql);
61     }
62
63 }
64
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