public ConsumerConnector(String stateStorageDirectory, String brokerAddress, BrokerInfoResponse configuration, ZMQ.Context context)
{
_stateStorageDirectory = stateStorageDirectory;
_brokerAddress = brokerAddress;
_configuration = configuration;
_context = context;
}
public ConsumerMessageStream(String stateStorageDirectory, String brokerAddress, BrokerInfoResponse configuration, ZMQ.Context context)
{
_stateStorageDirectory = stateStorageDirectory;
_brokerAddress = brokerAddress;
_configuration = configuration;
_context = context;
Messages = new ConcurrentQueue<Tuple<Int32, Message>>();
}
public Consumer(String brokerAddress)
{
_context = _sharedContext;
_address = brokerAddress;
_sender = new RequestSender(_address, ZMQ.SocketType.REQ, _context.ZmqContext);
_infoResponse = _sender.Send(new BrokerInfoRequest()) as BrokerInfoResponse;
if (_infoResponse == null)
throw new Exception("Cannot create producer, because broker info request was unsuccessfull");
}
/// <summary>
/// Constructs Producer with specified broker address
/// </summary>
public Producer(String brokerAddress)
{
_brokerAddress = brokerAddress;
_sender = new RequestSender(_brokerAddress, ZMQ.SocketType.REQ, _context.ZmqContext);
_infoResponse = _sender.Send(new BrokerInfoRequest()) as BrokerInfoResponse;
if (_infoResponse == null)
throw new Exception("Cannot create producer, because broker info request was unsuccessfull");
var pullAddress = String.Format("{0}:{1}", _infoResponse.HostName, _infoResponse.PullPort);
_pushSender = new RequestSender(pullAddress, ZMQ.SocketType.PUSH, _context.ZmqContext);
}
public Response HandleBrokerInfo(BinaryStream stream)
{
// Not used for now
var request = BrokerInfoRequest.ReadFromStream(stream);
var response = new BrokerInfoResponse();
response.HostName = _configuration.HostName;
response.BrokerId = _configuration.BrokerId;
response.PullPort = _configuration.PullPort;
response.NumberOfPartitions = _configuration.NumberOfPartitions;
response.NumberOfPartitionsPerTopic = _configuration.NumberOfPartitionsPerTopic;
return response;
}
public static BrokerInfoResponse ReadFromStream(BinaryStream stream)
{
var request = new BrokerInfoResponse();
request.HostName = stream.Reader.ReadString();
request.BrokerId = stream.Reader.ReadInt32();
request.PullPort = stream.Reader.ReadInt32();
request.NumberOfPartitions = stream.Reader.ReadInt32();
// Reading dictionary of <String, Int32>
var length = stream.Reader.ReadInt32();
for (int i = 0; i < length; i++)
{
var topic = stream.Reader.ReadString();
var partitionsNumber = stream.Reader.ReadInt32();
request.NumberOfPartitionsPerTopic.Add(topic, partitionsNumber);
}
return request;
}
public static BrokerInfoResponse ReadFromStream(BinaryStream stream)
{
var request = new BrokerInfoResponse();
request.HostName = stream.Reader.ReadString();
request.BrokerId = stream.Reader.ReadInt32();
request.PullPort = stream.Reader.ReadInt32();
request.NumberOfPartitions = stream.Reader.ReadInt32();
// Reading dictionary of <String, Int32>
var length = stream.Reader.ReadInt32();
for (int i = 0; i < length; i++)
{
var topic = stream.Reader.ReadString();
var partitionsNumber = stream.Reader.ReadInt32();
request.NumberOfPartitionsPerTopic.Add(topic, partitionsNumber);
}
return(request);
}
