RequestMessage_1_0.java revision 608:7e06bf1dcb09 
1/*
2 * Copyright (c) 2000, 2004, 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 org.omg.CORBA.Principal;
29import com.sun.corba.se.spi.servicecontext.ServiceContexts;
30import com.sun.corba.se.spi.ior.iiop.GIOPVersion;
31import com.sun.corba.se.spi.orb.ORB;
32import com.sun.corba.se.spi.ior.ObjectKey;
33
34/**
35 * This implements the GIOP 1.0 Request header.
36 *
37 * @author Ram Jeyaraman 05/14/2000
38 */
39
40public final class RequestMessage_1_0 extends Message_1_0
41        implements RequestMessage {
42
43    // Instance variables
44
45    private ORB orb = null;
46    private ServiceContexts service_contexts = null;
47    private int request_id = (int) 0;
48    private boolean response_expected = false;
49    private byte[] object_key = null;
50    private String operation = null;
51    private Principal requesting_principal = null;
52    private ObjectKey objectKey = null;
53
54    // Constructor
55
56    RequestMessage_1_0(ORB orb) {
57        this.orb = orb;
58    }
59
60    RequestMessage_1_0(ORB orb, ServiceContexts _service_contexts,
61            int _request_id, boolean _response_expected, byte[] _object_key,
62            String _operation, Principal _requesting_principal) {
63        super(Message.GIOPBigMagic, false, Message.GIOPRequest, 0);
64        this.orb = orb;
65        service_contexts = _service_contexts;
66        request_id = _request_id;
67        response_expected = _response_expected;
68        object_key = _object_key;
69        operation = _operation;
70        requesting_principal = _requesting_principal;
71    }
72
73    // Accessor methods (RequestMessage interface)
74
75    public ServiceContexts getServiceContexts() {
76        return this.service_contexts;
77    }
78
79    public int getRequestId() {
80        return this.request_id;
81    }
82
83    public boolean isResponseExpected() {
84        return this.response_expected;
85    }
86
87    public byte[] getReserved() {
88        // REVISIT Should we throw an exception or return null ?
89        return null;
90    }
91
92    public ObjectKey getObjectKey() {
93        if (this.objectKey == null) {
94            // this will raise a MARSHAL exception upon errors.
95            this.objectKey = MessageBase.extractObjectKey(object_key, orb);
96        }
97
98        return this.objectKey;
99    }
100
101    public String getOperation() {
102        return this.operation;
103    }
104
105    public Principal getPrincipal() {
106        return this.requesting_principal;
107    }
108
109
110    // Mutators
111
112    public void setThreadPoolToUse(int poolToUse) {
113        // No-op, must be GIOP Version 1.1 or greater
114        // to support this SUN PROPRIETARY EXTENSION.
115    }
116
117
118    // IO methods
119
120    public void read(org.omg.CORBA.portable.InputStream istream) {
121        super.read(istream);
122        this.service_contexts
123            = new ServiceContexts((org.omg.CORBA_2_3.portable.InputStream) istream);
124        this.request_id = istream.read_ulong();
125        this.response_expected = istream.read_boolean();
126        int _len0 = istream.read_long();
127        this.object_key = new byte[_len0];
128        istream.read_octet_array(this.object_key, 0, _len0);
129        this.operation = istream.read_string();
130        this.requesting_principal = istream.read_Principal();
131    }
132
133    public void write(org.omg.CORBA.portable.OutputStream ostream) {
134        super.write(ostream);
135        if (this.service_contexts != null) {
136                service_contexts.write(
137                (org.omg.CORBA_2_3.portable.OutputStream) ostream,
138                GIOPVersion.V1_0);
139            } else {
140                ServiceContexts.writeNullServiceContext(
141                (org.omg.CORBA_2_3.portable.OutputStream) ostream);
142        }
143        ostream.write_ulong(this.request_id);
144        ostream.write_boolean(this.response_expected);
145        nullCheck(this.object_key);
146        ostream.write_long(this.object_key.length);
147        ostream.write_octet_array(this.object_key, 0, this.object_key.length);
148        ostream.write_string(this.operation);
149        if (this.requesting_principal != null) {
150            ostream.write_Principal(this.requesting_principal);
151        } else {
152            ostream.write_long(0);
153        }
154    }
155
156    public void callback(MessageHandler handler)
157        throws java.io.IOException
158    {
159        handler.handleInput(this);
160    }
161} // class RequestMessage_1_0
162