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Java > Open Source Codes > org > jboss > tm > iiop > TxClientInterceptorInitializer


1 /*
2 * JBoss, Home of Professional Open Source
3 * Copyright 2005, JBoss Inc., and individual contributors as indicated
4 * by the @authors tag. See the copyright.txt in the distribution for a
5 * full listing of individual contributors.
6 *
7 * This is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU Lesser General Public License as
9 * 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.tm.iiop;
23
24 import org.omg.CORBA.LocalObject JavaDoc;
25 import org.omg.IOP.Codec JavaDoc;
26 import org.omg.IOP.ENCODING_CDR_ENCAPS JavaDoc;
27 import org.omg.IOP.Encoding JavaDoc;
28 import org.omg.PortableInterceptor.ORBInitInfo JavaDoc;
29 import org.omg.PortableInterceptor.ORBInitializer JavaDoc;
30
31 /**
32  * This is an <code>org.omg.PortableInterceptor.ORBInitializer</code> that
33  * installs a <code>TxClientInterceptor</code>.
34  *
35  * @author <a HREF="mailto:reverbel@ime.usp.br">Francisco Reverbel</a>
36  * @version $Revision: 37459 $
37  */
38 public class TxClientInterceptorInitializer
39       extends LocalObject JavaDoc
40       implements ORBInitializer JavaDoc
41 {
42    /** @since 4.0.1 */
43    static final long serialVersionUID = 5904050829195193816L;
44
45    public TxClientInterceptorInitializer()
46    {
47       // do nothing
48 }
49
50    // org.omg.PortableInterceptor.ORBInitializer operations ---------
51
52    public void pre_init(ORBInitInfo JavaDoc info)
53    {
54       // do nothing
55 }
56
57    public void post_init(ORBInitInfo JavaDoc info)
58    {
59       try
60       {
61          // Use CDR encapsulation with GIOP 1.0 encoding
62 Encoding JavaDoc encoding = new Encoding JavaDoc(ENCODING_CDR_ENCAPS.value,
63                                           (byte)1, /* GIOP version */
64                                           (byte)0 /* GIOP revision*/);
65          Codec JavaDoc codec = info.codec_factory().create_codec(encoding);
66
67          // Get reference to PICurrent
68 org.omg.CORBA.Object JavaDoc obj =
69             info.resolve_initial_references("PICurrent");
70          org.omg.PortableInterceptor.Current JavaDoc piCurrent =
71             org.omg.PortableInterceptor.CurrentHelper.narrow(obj);
72
73          // Init fields slot id, codec, and piCurrent of the interceptor class
74 TxClientInterceptor.init(info.allocate_slot_id(), codec, piCurrent);
75
76          // Create and register interceptor
77 TxClientInterceptor interceptor = new TxClientInterceptor();
78          info.add_client_request_interceptor(interceptor);
79       }
80       catch (Exception JavaDoc e)
81       {
82          throw new RuntimeException JavaDoc("Unexpected " + e);
83       }
84    }
85
86 }
87
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