LocateRequestMessage_1_0.java revision 608:7e06bf1dcb09 
1/*
2 * Copyright (c) 2000, 2003, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26package com.sun.corba.se.impl.protocol.giopmsgheaders;
27
28import com.sun.corba.se.spi.ior.iiop.GIOPVersion;
29import com.sun.corba.se.spi.orb.ORB;
30
31import com.sun.corba.se.spi.ior.ObjectKey;
32
33/**
34 * This implements the GIOP 1.0 LocateRequest header.
35 *
36 * @author Ram Jeyaraman 05/14/2000
37 */
38
39public final class LocateRequestMessage_1_0 extends Message_1_0
40        implements LocateRequestMessage {
41
42    // Instance variables
43
44    private ORB orb = null;
45    private int request_id = (int) 0;
46    private byte[] object_key = null;
47    private ObjectKey objectKey = null;
48
49    // Constructor
50
51    LocateRequestMessage_1_0(ORB orb) {
52        this.orb = orb;
53    }
54
55    LocateRequestMessage_1_0(ORB orb, int _request_id, byte[] _object_key) {
56        super(Message.GIOPBigMagic, false, Message.GIOPLocateRequest, 0);
57        this.orb = orb;
58        request_id = _request_id;
59        object_key = _object_key;
60    }
61
62    // Accessor methods (LocateRequestMessage interface)
63
64    public int getRequestId() {
65        return this.request_id;
66    }
67
68    public ObjectKey getObjectKey() {
69        if (this.objectKey == null) {
70            // this will raise a MARSHAL exception upon errors.
71            this.objectKey = MessageBase.extractObjectKey(object_key, orb);
72        }
73
74        return this.objectKey;
75    }
76
77    // IO methods
78
79    public void read(org.omg.CORBA.portable.InputStream istream) {
80        super.read(istream);;
81        this.request_id = istream.read_ulong();
82        int _len0 = istream.read_long();
83        this.object_key = new byte[_len0];
84        istream.read_octet_array (this.object_key, 0, _len0);
85    }
86
87    public void write(org.omg.CORBA.portable.OutputStream ostream) {
88        super.write(ostream);
89        ostream.write_ulong(this.request_id);
90        nullCheck(this.object_key);
91        ostream.write_long(this.object_key.length);
92        ostream.write_octet_array(this.object_key, 0, this.object_key.length);
93    }
94
95    public void callback(MessageHandler handler)
96        throws java.io.IOException
97    {
98        handler.handleInput(this);
99    }
100} // class LocateRequestMessage_1_0
101