/**
*
* Copyright 2004 Protique Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
**/
package org.codehaus.activemq.message;
import java.io.DataOutput;
import java.io.IOException;
import org.codehaus.activemq.util.BitArray;
/**
* Writes a ConsumerInfo object to a Stream
*/
public class MessageAckWriter extends AbstractPacketWriter {
/**
* Return the type of Packet
*
* @return integer representation of the type of Packet
*/
public int getPacketType() {
return Packet.ACTIVEMQ_MSG_ACK;
}
/**
* Write a Packet instance to data output stream
*
* @param packet the instance to be seralized
* @param dataOut the output stream
* @throws IOException thrown if an error occurs
*/
public void writePacket(Packet packet, DataOutput dataOut) throws IOException {
super.writePacket(packet, dataOut);
MessageAck ack = (MessageAck) packet;
super.writeUTF(ack.getConsumerId(), dataOut);
super.writeUTF(ack.getMessageID(), dataOut);
super.writeUTF(ack.getTransactionId(), dataOut);
BitArray ba = new BitArray();
ba.set(MessageAck.MESSAGE_READ_INDEX, ack.isMessageRead());
ba.set(MessageAck.XA_TRANSACTED_INDEX, ack.isXaTransacted());
ba.set(MessageAck.PERSISTENT_INDEX,ack.isPersistent());
ba.writeToStream(dataOut);
ActiveMQDestination.writeToStream((ActiveMQDestination) ack.getDestination(), dataOut);
}
}