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 **/ 018 019 020 package org.activemq.io.impl; 021 import java.io.DataInput; 022 import java.io.IOException; 023 import org.activemq.message.Packet; 024 import org.activemq.message.TransactionInfo; 025 026 /** 027 * Reads a TransactionInfo object from a Stream 028 */ 029 030 public class TransactionInfoReader extends AbstractPacketReader { 031 032 /** 033 * Return the type of Packet 034 * 035 * @return integer representation of the type of Packet 036 */ 037 038 public int getPacketType() { 039 return Packet.TRANSACTION_INFO; 040 } 041 042 /** 043 * @return a new Packet instance 044 */ 045 046 public Packet createPacket() { 047 return new TransactionInfo(); 048 } 049 050 051 /** 052 * build a Packet instance from the data input stream 053 * 054 * @param packet A Packet object 055 * @param dataIn the data input stream to build the packet from 056 * @throws IOException 057 */ 058 059 public void buildPacket(Packet packet, DataInput dataIn) throws IOException { 060 super.buildPacket(packet, dataIn); 061 TransactionInfo info = (TransactionInfo) packet; 062 info.setTransactionId(dataIn.readUTF()); 063 info.setType(dataIn.readByte()); 064 info.setReceiptRequired(dataIn.readBoolean()); 065 } 066 067 068 }