01: /*
02: * Copyright (c) 1998-2008 Caucho Technology -- all rights reserved
03: *
04: * This file is part of Resin(R) Open Source
05: *
06: * Each copy or derived work must preserve the copyright notice and this
07: * notice unmodified.
08: *
09: * Resin Open Source is free software; you can redistribute it and/or modify
10: * it under the terms of the GNU General Public License as published by
11: * the Free Software Foundation; either version 2 of the License, or
12: * (at your option) any later version.
13: *
14: * Resin Open Source is distributed in the hope that it will be useful,
15: * but WITHOUT ANY WARRANTY; without even the implied warranty of
16: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17: * of NON-INFRINGEMENT. See the GNU General Public License for more
18: * details.
19: *
20: * You should have received a copy of the GNU General Public License
21: * along with Resin Open Source; if not, write to the
22: * Free SoftwareFoundation, Inc.
23: * 59 Temple Place, Suite 330
24: * Boston, MA 02111-1307 USA
25: *
26: * @author Scott Ferguson
27: */
28:
29: package com.caucho.ejb.protocol;
30:
31: import javax.ejb.EJBLocalHome;
32: import javax.naming.Context;
33: import javax.naming.InitialContext;
34: import java.io.ObjectStreamException;
35: import java.io.Serializable;
36:
37: /**
38: * Special class for dealing with serialization.
39: */
40: class LocalHomeSkeletonWrapper implements Serializable {
41: protected String serverId;
42:
43: /**
44: * Null-arg constructor for serialization
45: */
46: public LocalHomeSkeletonWrapper() {
47: }
48:
49: /**
50: * Constructor for the HomeSkeleton
51: *
52: * @param localId the local id for this home object.
53: */
54: public LocalHomeSkeletonWrapper(String serverId) {
55: this .serverId = serverId;
56: }
57:
58: /**
59: * Replace with the real skeleton.
60: */
61: public Object readResolve() throws ObjectStreamException {
62: try {
63: Context cmp = (Context) new InitialContext()
64: .lookup("java:comp/env/cmp");
65: String name = serverId;
66: if (serverId.startsWith("/"))
67: name = serverId.substring(1);
68:
69: EJBLocalHome home = (EJBLocalHome) cmp.lookup(name);
70:
71: if (home == null)
72: throw new ObjectExceptionWrapper("no local ejb "
73: + serverId);
74:
75: return home;
76: } catch (Exception e) {
77: throw new ObjectExceptionWrapper(e);
78: }
79: }
80: }
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