1 /**
2 * This file Copyright (c) 2008-2011 Magnolia International
3 * Ltd. (http://www.magnolia-cms.com). All rights reserved.
4 *
5 *
6 * This file is dual-licensed under both the Magnolia
7 * Network Agreement and the GNU General Public License.
8 * You may elect to use one or the other of these licenses.
9 *
10 * This file is distributed in the hope that it will be
11 * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
12 * implied warranty of MERCHANTABILITY or FITNESS FOR A
13 * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
14 * Redistribution, except as permitted by whichever of the GPL
15 * or MNA you select, is prohibited.
16 *
17 * 1. For the GPL license (GPL), you can redistribute and/or
18 * modify this file under the terms of the GNU General
19 * Public License, Version 3, as published by the Free Software
20 * Foundation. You should have received a copy of the GNU
21 * General Public License, Version 3 along with this program;
22 * if not, write to the Free Software Foundation, Inc., 51
23 * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
24 *
25 * 2. For the Magnolia Network Agreement (MNA), this file
26 * and the accompanying materials are made available under the
27 * terms of the MNA which accompanies this distribution, and
28 * is available at http://www.magnolia-cms.com/mna.html
29 *
30 * Any modifications to this file must keep this entire header
31 * intact.
32 *
33 */
34 package info.magnolia.context;
35
36 import info.magnolia.cms.core.HierarchyManager;
37 import info.magnolia.cms.core.search.QueryManager;
38 import info.magnolia.cms.util.HierarchyManagerUtil;
39 import info.magnolia.objectfactory.Components;
40
41 import javax.jcr.RepositoryException;
42 import javax.jcr.Session;
43
44 import org.slf4j.Logger;
45 import org.slf4j.LoggerFactory;
46
47
48 /**
49 * Returns HierarchyManagers which use a life time session. If the SystemContext uses single session the same session
50 * will be used. Otherwise an own instance of SystemRepositoryStrategy is used.
51 *
52 * @version $Id$
53 */
54 public class LifeTimeJCRSessionUtil {
55
56 private static final Logger log = LoggerFactory.getLogger(LifeTimeJCRSessionUtil.class);
57
58 private static SystemRepositoryStrategy repositoryStrategy;
59
60 private static boolean useSystemContext;
61
62 static {
63 SystemContext ctx = MgnlContext.getSystemContext();
64 useSystemContext = !(ctx instanceof ThreadDependentSystemContext);
65 if (!useSystemContext) {
66 log.info("Will handle lifetime sessions because the system context is of type {}", ThreadDependentSystemContext.class);
67 repositoryStrategy = Components.newInstance(SystemRepositoryStrategy.class);
68 }
69 }
70
71 @Deprecated
72 public static HierarchyManager getHierarchyManager(String workspaceName) {
73 try {
74 return HierarchyManagerUtil.asHierarchyManager(getSession(workspaceName));
75 } catch (RepositoryException e) {
76 throw new RuntimeException(e);
77 }
78
79 }
80
81 public static Session getSession(String workspaceName) throws RepositoryException {
82 if (useSystemContext) {
83 return MgnlContext.getSystemContext().getJCRSession(workspaceName);
84 }
85 // we handle the session
86 return repositoryStrategy.getSession(workspaceName);
87 }
88
89 @Deprecated
90 public static QueryManager getQueryManager(String workspaceName) {
91 return getHierarchyManager(workspaceName).getQueryManager();
92 }
93
94 public static void release() {
95 if (useSystemContext) {
96 MgnlContext.getSystemContext().release();
97 }
98 else {
99 // we handle the session
100 repositoryStrategy.release();
101 }
102 }
103 }