1 /*** 2 * 3 * Copyright 2004 Protique Ltd 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 **/ 18 19 20 package org.codehaus.activemq.message; 21 22 import java.io.DataOutput; 23 import java.io.IOException; 24 25 /*** 26 * Writes a ConsumerInfo object to a Stream 27 */ 28 public class ResponseReceiptWriter extends ReceiptWriter { 29 30 31 /*** 32 * Return the type of Packet 33 * 34 * @return integer representation of the type of Packet 35 */ 36 37 public int getPacketType() { 38 return Packet.RESPONSE_RECEIPT_INFO; 39 } 40 41 42 /*** 43 * Write a Packet instance to data output stream 44 * 45 * @param packet the instance to be seralized 46 * @param dataOut the output stream 47 * @throws IOException thrown if an error occurs 48 */ 49 50 public void writePacket(Packet packet, DataOutput dataOut) throws IOException { 51 super.writePacket(packet, dataOut); 52 ResponseReceipt info = (ResponseReceipt) packet; 53 byte data[] = info.getResultBytes(); 54 if (data == null) { 55 dataOut.writeInt(0); 56 } 57 else { 58 dataOut.writeInt(data.length); 59 dataOut.write(data); 60 } 61 } 62 63 64 }