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    1   /***
    2    *
    3    * Copyright 2004 Protique Ltd
    4    *
    5    * Licensed under the Apache License, Version 2.0 (the "License");
    6    * you may not use this file except in compliance with the License.
    7    * You may obtain a copy of the License at
    8    *
    9    * http://www.apache.org/licenses/LICENSE-2.0
    10   *
    11   * Unless required by applicable law or agreed to in writing, software
    12   * distributed under the License is distributed on an "AS IS" BASIS,
    13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    14   * See the License for the specific language governing permissions and
    15   * limitations under the License.
    16   *
    17   **/
    18
    19  package org.codehaus.activemq.message;
    20  import java.io.DataInput;
    21  import java.io.IOException;
    22
    23  /***
    24   * Reads a ConnnectionInfo object from a Stream
    25   *
    26   * @version $Revision: 1.1 $
    27   */
    28  public class WireFormatInfoReader extends AbstractPacketReader {
    29      /***
    30       * Return the type of Packet
    31       *
    32       * @return integer representation of the type of Packet
    33       */
    34      public int getPacketType() {
    35          return Packet.WIRE_FORMAT_INFO;
    36      }
    37
    38      /***
    39       * @return a new Packet instance
    40       */
    41      public Packet createPacket() {
    42          return new WireFormatInfo();
    43      }
    44
    45      /***
    46       * build a Packet instance from the data input stream
    47       *
    48       * @param packet A Packet object
    49       * @param dataIn the data input stream to build the packet from
    50       * @throws IOException
    51       */
    52      public void buildPacket(Packet packet, DataInput dataIn) throws IOException {
    53          super.buildPacket(packet, dataIn);
    54          WireFormatInfo info = (WireFormatInfo) packet;
    55          info.setVersion(dataIn.readInt());
    56      }
    57  }