/**
*
* 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.DataInput;
import java.io.IOException;
import org.codehaus.activemq.util.BitArray;
/**
* Reads a ConsumerInfo object from a Stream
*/
public class MessageAckReader extends AbstractPacketReader {
/**
* Return the type of Packet
*
* @return integer representation of the type of Packet
*/
public int getPacketType() {
return Packet.ACTIVEMQ_MSG_ACK;
}
/**
* @return a new Packet instance
*/
public Packet createPacket() {
return new MessageAck();
}
/**
* build a Packet instance from the data input stream
*
* @param packet A Packet object
* @param dataIn the data input stream to build the packet from
* @throws IOException
*/
public void buildPacket(Packet packet, DataInput dataIn) throws IOException {
super.buildPacket(packet, dataIn);
MessageAck ack = (MessageAck) packet;
ack.setConsumerId(dataIn.readUTF());
ack.setMessageID(dataIn.readUTF());
ack.setTransactionId(dataIn.readUTF());
BitArray ba = new BitArray();
ba.readFromStream(dataIn);
ack.setMessageRead(ba.get(MessageAck.MESSAGE_READ_INDEX));
ack.setXaTransacted(ba.get(MessageAck.XA_TRANSACTED_INDEX));
ack.setPersistent(ba.get(MessageAck.PERSISTENT_INDEX));
ack.setDestination(ActiveMQDestination.readFromStream(dataIn));
}
}