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.DataOutput;
022    import java.io.IOException;
023    import org.activemq.message.CapacityInfo;
024    import org.activemq.message.Packet;
025    
026    /**
027     * Writes a CapacityInfo object to a Stream
028     * @version $Revision: 1.1.1.1 $
029     */
030    
031    public class CapacityInfoWriter extends AbstractPacketWriter {
032    
033    
034        /**
035         * Return the type of Packet
036         *
037         * @return integer representation of the type of Packet
038         */
039    
040        public int getPacketType() {
041            return Packet.CAPACITY_INFO;
042        }
043    
044    
045        /**
046         * Write a Packet instance to data output stream
047         *
048         * @param packet  the instance to be seralized
049         * @param dataOut the output stream
050         * @throws IOException thrown if an error occurs
051         */
052    
053        public void writePacket(Packet packet, DataOutput dataOut) throws IOException {
054            super.writePacket(packet, dataOut);
055            CapacityInfo info = (CapacityInfo) packet;
056            super.writeUTF(info.getResourceName(), dataOut);
057            dataOut.writeShort(info.getCorrelationId());
058            dataOut.writeByte(info.getCapacity());
059            dataOut.writeInt((int)info.getFlowControlTimeout());
060        }
061    
062    
063    }