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.cmrstress.interfaces;
23:
24: import javax.naming.InitialContext;
25: import javax.naming.NamingException;
26:
27: /**
28: * Utility class for Child.
29: */
30: public class ChildUtil {
31:
32: /** Cached local home (EJBLocalHome). Uses lazy loading to obtain its value (loaded by getLocalHome() methods). */
33: private static ChildLocalHome cachedLocalHome = null;
34:
35: // Home interface lookup methods
36:
37: /**
38: * Obtain local home interface from default initial context
39: * @return Local home interface for Child. Lookup using JNDI_NAME
40: */
41: public static ChildLocalHome getLocalHome() throws NamingException {
42: // Local homes shouldn't be narrowed, as there is no RMI involved.
43: if (cachedLocalHome == null) {
44: // Obtain initial context
45: InitialContext initialContext = new InitialContext();
46: try {
47: cachedLocalHome = (ChildLocalHome) initialContext
48: .lookup(ChildLocalHome.JNDI_NAME);
49: } finally {
50: initialContext.close();
51: }
52: }
53: return cachedLocalHome;
54: }
55:
56: }
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