/// <summary>
/// Phương thức client ngắt kết nối vào Server.
/// </summary>
/// <param name="mac">Đối tượng máy người sử dụng đang dùng.</param>
public void Disconnect(Machine mac)
{
try
{
lock (listCallbackChannels)
{
if (listCallbackChannels.Count > 0)
{
IServiceCallback callbackChannel = OperationContext.Current.GetCallbackChannel <IServiceCallback>();
if (listCallbackChannels.Contains(callbackChannel))
{
if (listCallbackChannels.Remove(callbackChannel))
{
eventLoggingMessage?.Invoke(string.Format("Removed Callback Channel: {0}", callbackChannel.GetHashCode()));
EventChannelCount?.Invoke(1, false);
}
}
}
}
}
catch (Exception ex)
{
eventLoggingMessage?.Invoke(string.Format("Disconnect-Removed Callback Channel: {0}", ex.Message));
}
finally
{
GC.SuppressFinalize(this);
}
}
public ReadService()
{
objChannelManager = ChannelService.GetChannelManager();
ThreadPool.QueueUserWorkItem((th) =>
{
while (true)
{
try
{
lock (listCallbackChannels)
{
if (listCallbackChannels.Count > 0)
{
foreach (IServiceCallback item in listCallbackChannels)
{
try
{
if (((ICommunicationObject)item).State == CommunicationState.Opened)
{
item.UpdateCollection(XCollection.objConnectionState, TagCollection.Tags);
item.UpdateCollectionDataBlock(XCollection.objConnectionState, DataBlockCollection.DataBlocks);
Thread.Sleep(100);
}
}
catch (Exception ex)
{
if (listCallbackChannels.Remove(item))
{
eventLoggingMessage?.Invoke(string.Format("Removed Callback Channel: {0} | Exception: {1}", item.GetHashCode(), ex.Message));
EventscadaException?.Invoke(GetType().Name, ex.Message);
EventChannelCount?.Invoke(1, false);
}
}
}
}
else
{
Thread.Sleep(500);
}
}
}
catch (Exception ex)
{
if (ex.InnerException == null)
{
EventscadaException?.Invoke(GetType().Name, "+ Event ConnectorServiceCallback: " + ex.Message);
}
}
finally
{
Thread.Sleep(100);
}
}
});
}
public void Connect(Machine mac)
{
try
{
IServiceCallback EventDataChanged = OperationContext.Current.GetCallbackChannel <IServiceCallback>();
eventLoggingMessage?.Invoke(string.Format("Added Callback Channel: {0}, IP Address: {1}.", mac.MachineName, mac.IPAddress));
EventChannelCount?.Invoke(1, true);
RUN_APPLICATION = true;
ThreadPool.QueueUserWorkItem((WaitCallback) delegate
{
while (RUN_APPLICATION)
{
try
{
if (EventDataChanged != null)
{
// Query the channel state. For example:-
var state = (EventDataChanged as IChannel).State;
if (state == CommunicationState.Closed || state == CommunicationState.Faulted)
{
// Channel has closed, or has faulted...
EventDataChanged = null;
EventChannelCount?.Invoke(1, false);
}
else
{
EventDataChanged?.DataTags(TagCollection.Tags);
}
}
Thread.Sleep(100);
}
catch (Exception ex)
{
RUN_APPLICATION = false;
eventLoggingMessage?.Invoke(string.Format("Removed Callback Channel: {0}, IP Address: {1}| Message Exception: {2}.", mac.MachineName, mac.IPAddress, ex.Message));
EventscadaException?.Invoke(this.GetType().Name, ex.Message);
}
}
});
}
catch (System.Exception ex)
{
EventscadaException?.Invoke(this.GetType().Name, ex.Message);
}
}
public void Disconnect(Machine mac)
{
try
{
RUN_APPLICATION = false;
EventChannelCount?.Invoke(1, false);
OperationContext.Current.GetCallbackChannel <IServiceCallback>();
eventLoggingMessage?.Invoke(string.Format("Removed Callback Channel: {0}, IP Address: {1}.", mac.MachineName, mac.IPAddress));
}
catch (Exception ex)
{
Console.WriteLine("Disconnect-Removed Callback Channel: {0}", ex.Message);
EventscadaException?.Invoke(this.GetType().Name, ex.Message);
}
finally
{
GC.SuppressFinalize(this);
}
}
/// <summary>
/// Phương thức client kết nối vào Server.
/// </summary>
/// <param name="mac">Đối tượng máy người sử dụng đang dùng.</param>
public void Connect(Machine mac)
{
try
{
lock (listCallbackChannels)
{
EventChannelCount?.Invoke(1, true);
IServiceCallback callbackChannel = OperationContext.Current.GetCallbackChannel <IServiceCallback>();
if (!listCallbackChannels.Contains(callbackChannel))
{
listCallbackChannels.Add(callbackChannel);
eventLoggingMessage?.Invoke(string.Format("Added Callback Channel: {0}", callbackChannel.GetHashCode()));
}
}
}
catch (Exception ex)
{
throw new FaultException <IFaultException>(new IFaultException(ex.Message));
}
}
