How to use

MessageID

in

org.jgroups.protocols.tom

@Override
public void readFrom(DataInput in) throws Exception {
  type = in.readByte();
  messageID = new MessageID();
  messageID.readFrom(in);
  sequencerNumber = Bits.readLong(in);
  viewId = Bits.readLong(in);
}

  @Override
  public int compareTo(MessageInfo o) {
    if (o == null) {
      throw new NullPointerException();
    }
    int sameId = messageID.compareTo(o.messageID);
    if (sameId == 0) {
      return 0;
    }
    return sequenceNumber < o.sequenceNumber ? -1 : sequenceNumber == o.sequenceNumber ? sameId : 1;
  }
}

@Override
public boolean equals(Object o) {
  if (this == o) {
    return true;
  }
  if (o == null) {
    return false;
  }
  boolean isMessageID = o.getClass() == MessageID.class;
  if (o.getClass() != getClass() && !isMessageID) {
    return false;
  }
  if (isMessageID) {
    return messageID.equals(o);
  }
  MessageInfo that = (MessageInfo) o;
  return messageID.equals(that.messageID);
}

private MessageID generateId() {
  return new MessageID(localAddress, messageIdCounter.getAndIncrement());
}

/**
 * Add a new message sent
 * @param messageID             the message ID
 * @param destinations          the destination set
 * @param initialSequenceNumber the initial sequence number
 * @param deliverToMyself       true if *this* member is in destination sent, false otherwise
 */
public void addNewMessageToSend(MessageID messageID, Collection<Address> destinations, long initialSequenceNumber,
                boolean deliverToMyself) {
  MessageInfo messageInfo = new MessageInfo(destinations, initialSequenceNumber, deliverToMyself);
  if (deliverToMyself) {
    messageInfo.setProposeReceived(messageID.getAddress());
  }
  sentMessages.put(messageID, messageInfo);
}

@Override
public void writeTo(DataOutput out) throws Exception {
  out.writeByte(type);
  messageID.writeTo(out);
  Bits.writeLong(sequencerNumber, out);
  Bits.writeLong(viewId, out);
}

@Override
public int serializedSize() {
  return Global.BYTE_SIZE + messageID.serializedSize() + Bits.size(sequencerNumber) + Bits.size(viewId);
}

@Override
public int hashCode() {
  return messageID.hashCode();
}

request = builder.messageID(new MessageID(23, 34, 12));

MessageInfo(MessageID messageID, Message message, long sequenceNumber) {
  if (messageID == null) {
    throw new NullPointerException("Message ID can't be null");
  }
  this.messageID = messageID;
  this.message = message.copy(true, true);
  this.sequenceNumber = sequenceNumber;
  this.readyToDeliver = false;
  this.message.setSrc(messageID.getAddress());
}

@Override
public void writeTo(DataOutput out) throws Exception {
  out.writeByte(type);
  messageID.writeTo(out);
  Bits.writeLong(sequencerNumber, out);
  Bits.writeLong(viewId, out);
}

@Override
public int serializedSize() {
  return Global.BYTE_SIZE + messageID.serializedSize() + Bits.size(sequencerNumber) + Bits.size(viewId);
}

@Override
public int hashCode() {
  return messageID.hashCode();
}

@Override
public void readFrom(DataInput in) throws Exception {
  type = in.readByte();
  messageID = new MessageID();
  messageID.readFrom(in);
  sequencerNumber = Bits.readLong(in);
  viewId = Bits.readLong(in);
}

private MessageID generateId() {
  return new MessageID(localAddress, messageIdCounter.getAndIncrement());
}

private void handleDataMessage(Message message, ToaHeader header) {
  final long startTime = statsCollector.now();
  try {
    final MessageID messageID = header.getMessageID();
    //create the sequence number and put it in deliver manager
    long myProposeSequenceNumber = deliverManager.addRemoteMessageToDeliver(messageID, message,
        header.getSequencerNumber(), header.getViewId());
    if (log.isTraceEnabled()) {
      log.trace("Received the message with %s. The proposed sequence number is %d",
           header, myProposeSequenceNumber);
    }
    if (myProposeSequenceNumber == -1) {
      //message discarded. not sending ack back.
      return;
    }
    //create a new message and send it back
    ToaHeader newHeader = ToaHeader.newProposeMessageHeader(messageID, myProposeSequenceNumber);
    Message proposeMessage = new Message().src(localAddress).dest(messageID.getAddress())
        .putHeader(this.id, newHeader).setFlag(Message.Flag.OOB, Message.Flag.INTERNAL, Message.Flag.DONT_BUNDLE);
    //multicastSenderThread.addUnicastMessage(proposeMessage);
    down_prot.down(proposeMessage);
  } catch (Exception e) {
    logException("Exception caught while processing the data message " + header.getMessageID(), e);
  } finally {
    statsCollector.addDataMessageDuration(statsCollector.now() - startTime);
  }
}

  @Override
  public int compareTo(MessageInfo o) {
    if (o == null) {
      throw new NullPointerException();
    }
    int sameId = messageID.compareTo(o.messageID);
    if (sameId == 0) {
      return 0;
    }
    return sequenceNumber < o.sequenceNumber ? -1 : sequenceNumber == o.sequenceNumber ? sameId : 1;
  }
}

@Override
public boolean equals(Object o) {
  if (this == o) {
    return true;
  }
  if (o == null) {
    return false;
  }
  boolean isMessageID = o.getClass() == MessageID.class;
  if (o.getClass() != getClass() && !isMessageID) {
    return false;
  }
  if (isMessageID) {
    return messageID.equals(o);
  }
  MessageInfo that = (MessageInfo) o;
  return messageID.equals(that.messageID);
}

/**
 * Add a new message sent
 * @param messageID             the message ID
 * @param destinations          the destination set
 * @param initialSequenceNumber the initial sequence number
 * @param deliverToMyself       true if *this* member is in destination sent, false otherwise
 */
public void addNewMessageToSend(MessageID messageID, Collection<Address> destinations, long initialSequenceNumber,
                boolean deliverToMyself) {
  MessageInfo messageInfo = new MessageInfo(destinations, initialSequenceNumber, deliverToMyself);
  if (deliverToMyself) {
    messageInfo.setProposeReceived(messageID.getAddress());
  }
  sentMessages.put(messageID, messageInfo);
}

MessageInfo(MessageID messageID, Message message, long sequenceNumber) {
  if (messageID == null) {
    throw new NullPointerException("Message ID can't be null");
  }
  this.messageID = messageID;
  this.message = message.copy(true, true);
  this.sequenceNumber = sequenceNumber;
  this.readyToDeliver = false;
  this.message.setSrc(messageID.getAddress());
}