LocateRequestMessage_1_1.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;
29
30import com.sun.corba.se.spi.orb.ORB;
31
32import com.sun.corba.se.spi.ior.ObjectKey;
33
34/**
35 * This implements the GIOP 1.1 LocateRequest header.
36 *
37 * @author Ram Jeyaraman 05/14/2000
38 */
39
40public final class LocateRequestMessage_1_1 extends Message_1_1
41        implements LocateRequestMessage {
42
43    // Instance variables
44
45    private ORB orb = null;
46    private int request_id = (int) 0;
47    private byte[] object_key = null;
48    private ObjectKey objectKey = null;
49
50    // Constructors
51
52    LocateRequestMessage_1_1(ORB orb) {
53        this.orb = orb;
54    }
55
56    LocateRequestMessage_1_1(ORB orb, int _request_id, byte[] _object_key) {
57        super(Message.GIOPBigMagic, GIOPVersion.V1_1, FLAG_NO_FRAG_BIG_ENDIAN,
58            Message.GIOPLocateRequest, 0);
59        this.orb = orb;
60        request_id = _request_id;
61        object_key = _object_key;
62    }
63
64    // Accessor methods (LocateRequestMessage interface)
65
66    public int getRequestId() {
67        return this.request_id;
68    }
69
70    public ObjectKey getObjectKey() {
71        if (this.objectKey == null) {
72            // this will raise a MARSHAL exception upon errors.
73            this.objectKey = MessageBase.extractObjectKey(object_key, orb);
74        }
75
76        return this.objectKey;
77    }
78
79    // IO methods
80
81    public void read(org.omg.CORBA.portable.InputStream istream) {
82        super.read(istream);
83        this.request_id = istream.read_ulong();
84        int _len1 = istream.read_long();
85        this.object_key = new byte[_len1];
86        istream.read_octet_array(this.object_key, 0, _len1);
87    }
88
89    public void write(org.omg.CORBA.portable.OutputStream ostream) {
90        super.write(ostream);
91        ostream.write_ulong(this.request_id);
92        nullCheck(this.object_key);
93        ostream.write_long(this.object_key.length);
94        ostream.write_octet_array(this.object_key, 0, this.object_key.length);
95    }
96
97    public void callback(MessageHandler handler)
98        throws java.io.IOException
99    {
100        handler.handleInput(this);
101    }
102} // class LocateRequestMessage_1_1
103