1/*
2 * Copyright (c) 2000, 2013, 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.INTERNAL;
29import org.omg.CORBA.CompletionStatus;
30import org.omg.CORBA.SystemException;
31
32import com.sun.corba.se.spi.ior.IOR;
33import com.sun.corba.se.spi.ior.IORFactories;
34
35import com.sun.corba.se.spi.orb.ORB;
36
37import com.sun.corba.se.spi.servicecontext.ServiceContexts;
38import com.sun.corba.se.spi.ior.iiop.GIOPVersion;
39import com.sun.corba.se.impl.orbutil.ORBUtility;
40import com.sun.corba.se.spi.ior.IOR;
41import com.sun.corba.se.impl.encoding.CDRInputStream;
42
43import com.sun.corba.se.spi.logging.CORBALogDomains ;
44import com.sun.corba.se.impl.logging.ORBUtilSystemException ;
45
46/**
47 * This implements the GIOP 1.0 Reply header.
48 *
49 * @author Ram Jeyaraman 05/14/2000
50 */
51
52public final class ReplyMessage_1_0 extends Message_1_0
53        implements ReplyMessage {
54
55    // Instance variables
56
57    private ORB orb = null;
58    private ORBUtilSystemException wrapper = null ;
59    private ServiceContexts service_contexts = null;
60    private int request_id = (int) 0;
61    private int reply_status = (int) 0;
62    private IOR ior = null;
63    private String exClassName = null;
64    private int minorCode = (int) 0;
65    private CompletionStatus completionStatus = null;
66
67    // Constructors
68
69    ReplyMessage_1_0(ORB orb) {
70        this.orb = orb;
71        this.wrapper = ORBUtilSystemException.get( orb,
72            CORBALogDomains.RPC_PROTOCOL ) ;
73    }
74
75    ReplyMessage_1_0(ORB orb, ServiceContexts _service_contexts,
76            int _request_id, int _reply_status, IOR _ior) {
77        super(Message.GIOPBigMagic, false, Message.GIOPReply, 0);
78        this.orb = orb;
79        this.wrapper = ORBUtilSystemException.get( orb,
80            CORBALogDomains.RPC_PROTOCOL ) ;
81        service_contexts = _service_contexts;
82        request_id = _request_id;
83        reply_status = _reply_status;
84        ior = _ior;
85    }
86
87    // Accessor methods
88
89    public int getRequestId() {
90        return this.request_id;
91    }
92
93    public int getReplyStatus() {
94        return this.reply_status;
95    }
96
97    public short getAddrDisposition() {
98        return KeyAddr.value;
99    }
100
101    public ServiceContexts getServiceContexts() {
102        return this.service_contexts;
103    }
104
105    public void setServiceContexts( ServiceContexts sc ) {
106        this.service_contexts = sc;
107    }
108
109    public SystemException getSystemException(String message) {
110        return MessageBase.getSystemException(
111            exClassName, minorCode, completionStatus, message, wrapper);
112    }
113
114    public IOR getIOR() {
115        return this.ior;
116    }
117
118    public void setIOR( IOR ior ) {
119        this.ior = ior;
120    }
121
122    // IO methods
123
124    public void read(org.omg.CORBA.portable.InputStream istream) {
125        super.read(istream);
126        this.service_contexts
127            = new ServiceContexts((org.omg.CORBA_2_3.portable.InputStream) istream);
128        this.request_id = istream.read_ulong();
129        this.reply_status = istream.read_long();
130        isValidReplyStatus(this.reply_status); // raises exception on error
131
132        // The code below reads the reply body in some cases
133        // SYSTEM_EXCEPTION & LOCATION_FORWARD
134        if (this.reply_status == SYSTEM_EXCEPTION) {
135
136            String reposId = istream.read_string();
137            this.exClassName = ORBUtility.classNameOf(reposId);
138            this.minorCode = istream.read_long();
139            int status = istream.read_long();
140
141            switch (status) {
142            case CompletionStatus._COMPLETED_YES:
143                this.completionStatus = CompletionStatus.COMPLETED_YES;
144                break;
145            case CompletionStatus._COMPLETED_NO:
146                this.completionStatus = CompletionStatus.COMPLETED_NO;
147                break;
148            case CompletionStatus._COMPLETED_MAYBE:
149                this.completionStatus = CompletionStatus.COMPLETED_MAYBE;
150                break;
151            default:
152                throw wrapper.badCompletionStatusInReply(
153                    CompletionStatus.COMPLETED_MAYBE, new Integer(status) );
154            }
155
156        } else if (this.reply_status == USER_EXCEPTION) {
157            // do nothing. The client stub will read the exception from body.
158        } else if (this.reply_status == LOCATION_FORWARD) {
159            CDRInputStream cdr = (CDRInputStream) istream;
160            this.ior = IORFactories.makeIOR( cdr ) ;
161        }
162    }
163
164    // Note, this writes only the header information. SystemException or
165    // IOR may be written afterwards into the reply mesg body.
166    public void write(org.omg.CORBA.portable.OutputStream ostream) {
167        super.write(ostream);
168        if (this.service_contexts != null) {
169                service_contexts.write(
170                (org.omg.CORBA_2_3.portable.OutputStream) ostream,
171                GIOPVersion.V1_0);
172            } else {
173                ServiceContexts.writeNullServiceContext(
174                (org.omg.CORBA_2_3.portable.OutputStream) ostream);
175        }
176        ostream.write_ulong(this.request_id);
177        ostream.write_long(this.reply_status);
178    }
179
180    // Static methods
181
182    public static void isValidReplyStatus(int replyStatus) {
183        switch (replyStatus) {
184        case NO_EXCEPTION :
185        case USER_EXCEPTION :
186        case SYSTEM_EXCEPTION :
187        case LOCATION_FORWARD :
188            break;
189        default :
190            ORBUtilSystemException localWrapper = ORBUtilSystemException.get(
191                CORBALogDomains.RPC_PROTOCOL ) ;
192            throw localWrapper.illegalReplyStatus( CompletionStatus.COMPLETED_MAYBE);
193        }
194    }
195
196    public void callback(MessageHandler handler)
197        throws java.io.IOException
198    {
199        handler.handleInput(this);
200    }
201} //
202