private void StabilizeHandler(object?sender, System.EventArgs e)
{
StabilizeEventArgs eventArgs = (StabilizeEventArgs)e;
// Log.Debug("Stabilize handler is called by " + eventArgs.DestinationNode);
var stabilizingNode = eventArgs.DestinationNode;
if (Node.Predecessor == null)
{
Node.Predecessor = stabilizingNode;
}
if ((Node.Predecessor.Id <= stabilizingNode.Id && Node.Predecessor.Id.Equals(Node.Id)) ||
(Node.Predecessor.Id <= stabilizingNode.Id && stabilizingNode.Id < Node.Id) ||
(Node.Predecessor.Id > Node.Id && Node.Predecessor.Id <= stabilizingNode.Id))
{
Node.Predecessor = stabilizingNode;
}
// Log.Debug("My predecessor is : " + Node.Predecessor);
_dhtActions.StabilizeResponse(eventArgs.DestinationNode, Node.Predecessor.Id, Node.Predecessor);
// Log.Debug("My predecessor is send to : " + eventArgs.DestinationNode);
}
public void Receive(string responseMessage)
{
var dhtProtocolCommandDto = JsonSerializer.Deserialize <DhtProtocolCommandDto>(responseMessage);
Log.Debug(dhtProtocolCommandDto.ToString());
switch (dhtProtocolCommandDto.Command)
{
case DhtCommand.NOTIFY:
NotifyEventArgs notifyEventArgs =
new NotifyEventArgs {
NodeDto = dhtProtocolCommandDto.NodeDto
};
OnNotify(notifyEventArgs);
break;
case DhtCommand.STABILIZE:
StabilizeEventArgs stabilizeEventArgs =
new StabilizeEventArgs {
DestinationNode = dhtProtocolCommandDto.NodeDto
};
OnStabilizeHandler(stabilizeEventArgs);
break;
case DhtCommand.FIND_SUCCESSOR:
FindSuccessorEventArgs findSuccessorEventArgs = new FindSuccessorEventArgs
{
Key = dhtProtocolCommandDto.Key, DestinationNode = dhtProtocolCommandDto.NodeDto
};
OnFindSuccessor(findSuccessorEventArgs);
break;
case DhtCommand.FOUND_SUCCESSOR:
FoundSuccessorEventArgs foundSuccessorEventArgs = new FoundSuccessorEventArgs
{
SuccessorNode = dhtProtocolCommandDto.NodeDto, Key = dhtProtocolCommandDto.Key
};
OnFoundSuccessor(foundSuccessorEventArgs);
break;
case DhtCommand.CHECK_PREDECESSOR:
CheckPredecessorEventArgs checkPredecessorEventArgs = new CheckPredecessorEventArgs
{
DestinationNode = dhtProtocolCommandDto.NodeDto
};
OnCheckPredecessorHandler(checkPredecessorEventArgs);
break;
case DhtCommand.STABILIZE_RESPONSE:
StabilizeResponseEventArgs stabilizeResponseEventArgs = new StabilizeResponseEventArgs
{
PredecessorOfSuccessor = dhtProtocolCommandDto.NodeDto
};
OnStabilizeResponseHandler(stabilizeResponseEventArgs);
break;
case DhtCommand.CHECK_PREDECESSOR_RESPONSE:
CheckPredecessorResponseEventArgs checkPredecessorResponseEventArgs =
new CheckPredecessorResponseEventArgs {
Predecessor = dhtProtocolCommandDto.NodeDto
};
OnCheckPredecessorResponseHandler(checkPredecessorResponseEventArgs);
break;
case DhtCommand.GET:
GetHandlerEventArgs getHandlerEventArgs = new GetHandlerEventArgs
{
DhtProtocolCommandDto = dhtProtocolCommandDto
};
OnGet(getHandlerEventArgs);
break;
case DhtCommand.GET_RESPONSE:
GetResponseHandlerEventArgs getResponseHandlerEventArgs = new GetResponseHandlerEventArgs
{
DestinationNode = dhtProtocolCommandDto.NodeDto,
Key = dhtProtocolCommandDto.Key,
Value = dhtProtocolCommandDto.Value,
};
OnGetResponseHandler(getResponseHandlerEventArgs);
break;
case DhtCommand.PUT:
PutHandlerEventArgs putHandlerEventArgs = new PutHandlerEventArgs
{
ProtocolCommandDto = dhtProtocolCommandDto
};
OnPut(putHandlerEventArgs);
break;
case DhtCommand.PUT_RESPONSE:
GetResponseHandlerEventArgs putReponseHandlerEventArgs = new GetResponseHandlerEventArgs
{
DestinationNode = dhtProtocolCommandDto.NodeDto,
Key = dhtProtocolCommandDto.Key,
Value = dhtProtocolCommandDto.Value,
};
OnPutResponseHandler(putReponseHandlerEventArgs);
break;
case DhtCommand.REMOVE_DATA_FROM_EXPIRED_REPLICAS:
GetHandlerEventArgs removeDataFromExpiredReplicasEventArgs = new GetHandlerEventArgs
{
DhtProtocolCommandDto = dhtProtocolCommandDto
};
OnRemoveDataFromExpiredReplicas(removeDataFromExpiredReplicasEventArgs);
break;
case DhtCommand.REMOVE_DATA_FROM_EXPIRED_REPLICAS_RESPONSE:
GetHandlerEventArgs removeDataFromExpiredReplicasResponseEventArgs = new GetHandlerEventArgs
{
DhtProtocolCommandDto = dhtProtocolCommandDto
};
OnRemoveDataFromExpiredReplicasResponseHandler(removeDataFromExpiredReplicasResponseEventArgs);
break;
default:
break;
}
}
