public void marshal(DataOutputStream dos) {
    super.marshal(dos);
    try {
      minefieldID.marshal(dos);
      requestingEntityID.marshal(dos);
      dos.writeByte((byte) requestID);
      dos.writeByte((byte) requestedPerimeterPoints.size());
      dos.writeByte((byte) pad2);
      dos.writeByte((byte) sensorTypes.size());
      dos.writeInt((int) dataFilter);
      requestedMineType.marshal(dos);

      for (int idx = 0; idx < requestedPerimeterPoints.size(); idx++) {
        Point aPoint = requestedPerimeterPoints.get(idx);
        aPoint.marshal(dos);
      } // end of list marshalling

      for (int idx = 0; idx < sensorTypes.size(); idx++) {
        TwoByteChunk aTwoByteChunk = sensorTypes.get(idx);
        aTwoByteChunk.marshal(dos);
      } // end of list marshalling

    } // end try
    catch (Exception e) {
      System.out.println(e);
    }
  } // end of marshal method
  /**
   * Packs a Pdu into the ByteBuffer.
   *
   * @throws java.nio.BufferOverflowException if buff is too small
   * @throws java.nio.ReadOnlyBufferException if buff is read only
   * @see java.nio.ByteBuffer
   * @param buff The ByteBuffer at the position to begin writing
   * @since ??
   */
  public void marshal(java.nio.ByteBuffer buff) {
    super.marshal(buff);
    minefieldID.marshal(buff);
    requestingEntityID.marshal(buff);
    buff.put((byte) requestID);
    buff.put((byte) requestedPerimeterPoints.size());
    buff.put((byte) pad2);
    buff.put((byte) sensorTypes.size());
    buff.putInt((int) dataFilter);
    requestedMineType.marshal(buff);

    for (int idx = 0; idx < requestedPerimeterPoints.size(); idx++) {
      Point aPoint = (Point) requestedPerimeterPoints.get(idx);
      aPoint.marshal(buff);
    } // end of list marshalling

    for (int idx = 0; idx < sensorTypes.size(); idx++) {
      TwoByteChunk aTwoByteChunk = (TwoByteChunk) sensorTypes.get(idx);
      aTwoByteChunk.marshal(buff);
    } // end of list marshalling
  } // end of marshal method