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 26 package com.sun.corba.se.impl.protocol.giopmsgheaders; 27 28 import com.sun.corba.se.spi.ior.iiop.GIOPVersion; 29 30 /** 31 * This implements the GIOP 1.2 Fragment header. 32 * 33 * @author Ram Jeyaraman 05/14/2000 34 */ 35 36 public final class FragmentMessage_1_2 extends Message_1_2 37 implements FragmentMessage { 38 39 // Constructors 40 41 FragmentMessage_1_2() {} 42 43 // This is currently never called. 44 FragmentMessage_1_2(int _request_id) { 45 super(Message.GIOPBigMagic, GIOPVersion.V1_2, FLAG_NO_FRAG_BIG_ENDIAN, 46 Message.GIOPFragment, 0); 47 this.message_type = GIOPFragment; 48 request_id = _request_id; 49 } 50 51 FragmentMessage_1_2(Message_1_1 msg12) { 52 this.magic = msg12.magic; 53 this.GIOP_version = msg12.GIOP_version; 54 this.flags = msg12.flags; 55 this.message_type = GIOPFragment; 56 this.message_size = 0; 57 58 switch (msg12.message_type) { 59 case GIOPRequest : 60 this.request_id = ((RequestMessage) msg12).getRequestId(); 61 break; 62 case GIOPReply : 63 this.request_id = ((ReplyMessage) msg12).getRequestId(); 64 break; 65 case GIOPLocateRequest : 66 this.request_id = ((LocateRequestMessage) msg12).getRequestId(); 67 break; 68 case GIOPLocateReply : 69 this.request_id = ((LocateReplyMessage) msg12).getRequestId(); 70 break; 71 case GIOPFragment : 72 this.request_id = ((FragmentMessage) msg12).getRequestId(); 73 break; 74 } 75 } 76 77 // Accessor methods 78 79 public int getRequestId() { 80 return this.request_id; 81 } 82 83 public int getHeaderLength() { 84 return GIOPMessageHeaderLength + 4; 85 } 86 87 // IO methods 88 89 /* This will never be called, since we do not currently read the 90 * request_id from an CDRInputStream. Instead we use the 91 * readGIOP_1_2_requestId to read the requestId from a byte buffer. 92 */ 93 public void read(org.omg.CORBA.portable.InputStream istream) { 94 super.read(istream); 95 this.request_id = istream.read_ulong(); 96 } 97 98 public void write(org.omg.CORBA.portable.OutputStream ostream) { 99 super.write(ostream); 100 ostream.write_ulong(this.request_id); 101 } 102 103 public void callback(MessageHandler handler) 104 throws java.io.IOException 105 { 106 handler.handleInput(this); 107 } 108 } // class FragmentMessage_1_2