001 /** 002 * 003 * Copyright 2004 Protique Ltd 004 * 005 * Licensed under the Apache License, Version 2.0 (the "License"); 006 * you may not use this file except in compliance with the License. 007 * You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 * 017 **/ 018 019 package org.activemq.io.impl; 020 import java.io.DataOutput; 021 import java.io.IOException; 022 import org.activemq.message.Packet; 023 import org.activemq.message.TransactionInfo; 024 025 /** 026 * Writes a TransactionInfo object to a Stream 027 */ 028 029 public class TransactionInfoWriter extends AbstractPacketWriter { 030 031 /** 032 * Return the type of Packet 033 * 034 * @return integer representation of the type of Packet 035 */ 036 037 public int getPacketType() { 038 return Packet.TRANSACTION_INFO; 039 } 040 041 /** 042 * Write a Packet instance to data output stream 043 * 044 * @param packet the instance to be seralized 045 * @param dataOut the output stream 046 * @throws IOException thrown if an error occurs 047 */ 048 049 public void writePacket(Packet packet, DataOutput dataOut) throws IOException { 050 super.writePacket(packet, dataOut); 051 TransactionInfo info = (TransactionInfo) packet; 052 super.writeUTF(info.getTransactionId(), dataOut); 053 dataOut.writeByte(info.getType()); 054 dataOut.writeBoolean(info.isReceiptRequired()); 055 } 056 057 }