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.ResponseReceipt;
025
026 /**
027 * Reads a ConsumerInfo object from a Stream
028 */
029
030 public class ResponseReceiptReader extends ReceiptReader {
031
032 /**
033 * Return the type of Packet
034 *
035 * @return integer representation of the type of Packet
036 */
037 public int getPacketType() {
038 return Packet.RESPONSE_RECEIPT_INFO;
039 }
040
041 /**
042 * @return a new Packet instance
043 */
044
045 public Packet createPacket() {
046 return new ResponseReceipt();
047 }
048
049
050 /**
051 * build a Packet instance from the data input stream
052 *
053 * @param packet A Packet object
054 * @param dataIn the data input stream to build the packet from
055 * @throws IOException
056 */
057
058 public void buildPacket(Packet packet, DataInput dataIn) throws IOException {
059 super.buildPacket(packet, dataIn);
060 ResponseReceipt info = (ResponseReceipt) packet;
061 int size = dataIn.readInt();
062 byte data[] = null;
063 if (size != 0) {
064 data = new byte[size];
065 dataIn.readFully(data);
066 }
067 info.setResultBytes(data);
068 }
069
070
071 }