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 
  26 package com.sun.corba.se.impl.protocol.giopmsgheaders;
  27 
  28 import com.sun.corba.se.spi.ior.iiop.GIOPVersion;
  29 
  30 import com.sun.corba.se.spi.orb.ORB;
  31 
  32 import 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 
  40 public 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