private void CreateContext(Export export)
{
ExportContext context = null;
lock (m_contexts)
{
if (!m_contexts.TryGetValue(export.Name, out context))
{
// Context for the export does not exist, so we create one.
ExportSetting serverPortSetting = export.FindSetting("ServerPort");
ExportSetting legacyModeSetting = export.FindSetting("LegacyMode");
if ((serverPortSetting != null) && !string.IsNullOrEmpty(serverPortSetting.Value))
{
// Create the server socket for export context.
context.Socket = ServerBase.Create(string.Format("Protocol=TCP;Port={0}", serverPortSetting.Value));
context.Socket.Start(); // Start the server; need to do only one time.
context.Socket.ClientConnected += CommunicationServer_ClientConnected;
context.Socket.ClientDisconnected += CommunicationServer_ClientDisconnected;
// Determine the format of transmission.
if (legacyModeSetting != null && Convert.ToBoolean(legacyModeSetting.Value))
{
// Data is to be transmitted using PacketType1.
context.DataPerPacket = 50;
context.TransmitHandler = TransmitPacketType1;
}
else
{
// Data is to be transmitted using PacketType101.
context.DataPerPacket = 1000000;
context.TransmitHandler = TransmitPacketType101;
}
// Save export context
m_contexts.Add(export.Name, context);
// Provide a status update.
OnStatusUpdate(string.Format("TCP server created for export {0}", export.Name));
}
}
}
}