01: /*
02: * JBoss, Home of Professional Open Source.
03: * Copyright 2006, Red Hat Middleware LLC, and individual contributors
04: * as indicated by the @author tags. See the copyright.txt file in the
05: * distribution for a full listing of individual contributors.
06: *
07: * This is free software; you can redistribute it and/or modify it
08: * under the terms of the GNU Lesser General Public License as
09: * published by the Free Software Foundation; either version 2.1 of
10: * the License, or (at your option) any later version.
11: *
12: * This software is distributed in the hope that it will be useful,
13: * but WITHOUT ANY WARRANTY; without even the implied warranty of
14: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15: * Lesser General Public License for more details.
16: *
17: * You should have received a copy of the GNU Lesser General Public
18: * License along with this software; if not, write to the Free
19: * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20: * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21: */
22: package org.jboss.test.cmp2.fkmapping.ejb;
23:
24: /**
25: * Utility class for Student.
26: */
27: public class StudentUtil {
28:
29: private static StudentLocalHome cachedLocalHome = null;
30:
31: // Home interface lookup methods
32:
33: /**
34: * Obtain local home interface from default initial context
35: * @return Local home interface for Student. Lookup using JNDI_NAME
36: */
37: public static StudentLocalHome getLocalHome()
38: throws javax.naming.NamingException {
39: // Local homes shouldn't be narrowed, as there is no RMI involved.
40: if (cachedLocalHome == null) {
41: // Obtain initial context
42: javax.naming.InitialContext initialContext = new javax.naming.InitialContext();
43: try {
44: cachedLocalHome = (StudentLocalHome) initialContext
45: .lookup(StudentLocalHome.JNDI_NAME);
46: } finally {
47: initialContext.close();
48: }
49: }
50: return cachedLocalHome;
51: }
52:
53: }
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