| SessionFactoryInvocationHandler.java |
1 /**
2 * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3 *
4 * The contents of this file are subject to the terms of the Liferay Enterprise
5 * Subscription License ("License"). You may not use this file except in
6 * compliance with the License. You can obtain a copy of the License by
7 * contacting Liferay, Inc. See the License for the specific language governing
8 * permissions and limitations under the License, including but not limited to
9 * distribution rights of the Software.
10 *
11 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
12 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
14 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
15 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
17 * SOFTWARE.
18 */
19
20 package com.liferay.portal.spring.hibernate;
21
22 import com.liferay.portal.dao.orm.hibernate.LiferayClassicSession;
23
24 import java.lang.Object;
25 import java.lang.reflect.InvocationHandler;
26 import java.lang.reflect.InvocationTargetException;
27 import java.lang.reflect.Method;
28
29 import org.hibernate.HibernateException;
30 import org.hibernate.SessionFactory;
31 import org.hibernate.classic.Session;
32
33 import org.springframework.orm.hibernate3.SessionFactoryUtils;
34
35 /**
36 * <a href="SessionFactoryInvocationHandler.java.html"><b><i>View Source</i></b>
37 * </a>
38 *
39 * <p>
40 * See http://support.liferay.com/browse/LEP-2996.
41 * </p>
42 *
43 * @author Brian Wing Shun Chan
44 *
45 */
46 public class SessionFactoryInvocationHandler implements InvocationHandler {
47
48 public SessionFactoryInvocationHandler(SessionFactory sessionFactory) {
49 _sessionFactory = sessionFactory;
50 }
51
52 public Object invoke(Object proxy, Method method, Object[] args)
53 throws Throwable {
54
55 String methodName = method.getName();
56
57 if (methodName.equals("getCurrentSession")) {
58 try {
59 Session session = (Session)SessionFactoryUtils.doGetSession(
60 (SessionFactory)proxy, false);
61
62 return wrapLiferaySession(session);
63 }
64 catch (IllegalStateException ise) {
65 throw new HibernateException(ise.getMessage());
66 }
67 }
68 else if (methodName.equals("openSession")) {
69 Session session = (Session)method.invoke(_sessionFactory, args);
70
71 return wrapLiferaySession(session);
72 }
73 else if (methodName.equals("equals")) {
74 if (proxy == args[0]) {
75 return Boolean.TRUE;
76 }
77 else {
78 return Boolean.FALSE;
79 }
80 }
81 else if (methodName.equals("hashCode")) {
82 return new Integer(hashCode());
83 }
84
85 try {
86 return method.invoke(_sessionFactory, args);
87 }
88 catch (InvocationTargetException ite) {
89 throw ite.getTargetException();
90 }
91 }
92
93 protected Session wrapLiferaySession(Session session) {
94 if (session.getClass().getName().equals(
95 LiferayClassicSession.class.getName())) {
96
97 return session;
98 }
99 else {
100 return new LiferayClassicSession(session);
101 }
102 }
103
104 private final SessionFactory _sessionFactory;
105
106 }