/// <summary>
/// Process the bytes received from UADP channel as Subscriber
/// </summary>
/// <param name="message"></param>
/// <param name="source"></param>
private void ProcessReceivedMessage(byte[] message, IPEndPoint source)
{
Utils.Trace(Utils.TraceMasks.Information, "UdpPubSubConnection.ProcessReceivedMessage from source={0}", source);
List <DataSetReaderDataType> dataSetReaders = GetOperationalDataSetReaders();
List <DataSetReaderDataType> dataSetReadersToDecode = new List <DataSetReaderDataType>();
foreach (DataSetReaderDataType dataSetReader in dataSetReaders)
{
// check if dataSetReaders have metadata information
if (!ConfigurationVersionUtils.IsUsable(dataSetReader.DataSetMetaData))
{
// check if it is possible to request the metadata information
if (dataSetReader.DataSetWriterId != 0)
{
m_udpDiscoverySubscriber.AddWriterIdForDataSetMetadata(dataSetReader.DataSetWriterId);
}
}
else
{
dataSetReadersToDecode.Add(dataSetReader);
}
}
UadpNetworkMessage networkMessage = new UadpNetworkMessage();
networkMessage.DataSetDecodeErrorOccurred += NetworkMessage_DataSetDecodeErrorOccurred;
networkMessage.Decode(MessageContext, message, dataSetReadersToDecode);
networkMessage.DataSetDecodeErrorOccurred -= NetworkMessage_DataSetDecodeErrorOccurred;
// Process the decoded network message
ProcessDecodedNetworkMessage(networkMessage, source.ToString());
}
/// <summary>
/// Process the bytes received from UADP discovery channel
/// </summary>
private void ProcessReceivedMessageDiscovery(byte[] messageBytes, IPEndPoint source)
{
Utils.Trace(Utils.TraceMasks.Information, "UdpDiscoveryPublisher.ProcessReceivedMessageDiscovery from source={0}", source);
UadpNetworkMessage networkMessage = new UadpNetworkMessage();
// decode the received message
networkMessage.Decode(MessageContext, messageBytes, null);
if (networkMessage.UADPNetworkMessageType == UADPNetworkMessageType.DiscoveryRequest &&
networkMessage.UADPDiscoveryType == UADPNetworkMessageDiscoveryType.DataSetMetaData &&
networkMessage.DataSetWriterIds != null)
{
Utils.Trace(Utils.TraceMasks.Information, "UdpDiscoveryPublisher.ProcessReceivedMessageDiscovery Request MetaData Received on endpoint {1} for {0}",
String.Join(", ", networkMessage.DataSetWriterIds), source.Address);
foreach (UInt16 dataSetWriterId in networkMessage.DataSetWriterIds)
{
lock (m_lock)
{
if (!m_metadataWriterIdsToSend.Contains(dataSetWriterId))
{
// collect requested ids
m_metadataWriterIdsToSend.Add(dataSetWriterId);
}
}
}
Task.Run(SendResponseDataSetMetaData).ConfigureAwait(false);
}
}
/// <summary>
/// Process the bytes received from UADP channel
/// </summary>
/// <param name="message"></param>
/// <param name="source"></param>
private void ProcessReceivedMessage(byte[] message, IPEndPoint source)
{
Utils.Trace(Utils.TraceMasks.Information, "UdpPubSubConnection.ProcessReceivedMessage from source={0}", source);
UadpNetworkMessage networkMessage = new UadpNetworkMessage();
networkMessage.Decode(message, GetOperationalDataSetReaders());
// Raise rhe DataReceived event
RaiseNetworkMessageDataReceivedEvent(networkMessage, source.ToString());
}