/// <summary>
/// Constructs a new outgoing packet for an existing TCP Connector.
/// Use this class to send data from the TCP Connector to a server.
/// This is an outgoing message that will remain in the servers thread pool
/// as a job for the thread pool workers.
/// </summary>
/// <param name="connector">TCPConnector where this message belongs to.</param>
/// <param name="bytes">The byte array to be sent.</param>
/// <param name="offset">The position in the data buffer at witch to begin sending.</param>
/// <param name="length">The number of the bytes to be send.</param>
/// <param name="previousPacket">The previous outgoing packet of the TCPConnector.</param>
public OutgoingTCPClientPacket(TCPConnector connector, byte[] bytes, int offset, int length, OutgoingTCPClientPacket previousPacket)
{
fConnector = connector;
fBytes = bytes;
fOffset = offset;
fLength = length;
fPreviousPacket = previousPacket;
ThreadPool.QueueUserWorkItem(new WaitCallback(SendData));
}
/// <summary>
/// Constructs a new outgoing packet for an existing TCP Connector.
/// Use this class to send data from the TCP Connector to a server.
/// This is an outgoing message that will remain in the servers thread pool
/// as a job for the thread pool workers.
/// </summary>
/// <param name="connector">TCPConnector where this message belongs to.</param>
/// <param name="bytes">The byte array to be sent.</param>
/// <param name="offset">The position in the data buffer at witch to begin sending.</param>
/// <param name="length">The number of the bytes to be send.</param>
/// <param name="previousPacket">The previous outgoing packet of the TCPConnector.</param>
public OutgoingTCPClientPacket(TCPConnector connector, byte[] bytes, int offset, int length, OutgoingTCPClientPacket previousPacket)
{
fConnector = connector;
fBytes = bytes;
fOffset = offset;
fLength = length;
fPreviousPacket = previousPacket;
ThreadPool.QueueUserWorkItem(new WaitCallback(SendData));
}
private void SendData(object stateObject)
{
try
{
if (fPreviousPacket == null)
{
try
{
fConnector.fConnection.GetStream().BeginWrite(fBytes, fOffset, fLength, new AsyncCallback(OnEndSend), fConnector.fConnection.GetStream());
fConnector.fBytesOut += fLength;
fDataSendCompleted.WaitOne();
}
catch (IOException ioException)
{
fCancel = true;
fConnector.Stop();
}
}
else
{
fPreviousPacket.fDone.WaitOne();
if (!fCancel && !fPreviousPacket.fCancel)
{
try
{
fConnector.fConnection.GetStream().BeginWrite(fBytes, fOffset, fLength, new AsyncCallback(OnEndSend), fConnector.fConnection.GetStream());
fConnector.fBytesOut += fLength;
fDataSendCompleted.WaitOne();
}
catch (IOException ioException)
{
fCancel = true;
fConnector.Stop();
}
}
else
{
fCancel = true;
}
}
}
catch (Exception ex)
{
}
if (fPreviousPacket != null)
{
fPreviousPacket = null;
}
fDone.Set();
}
public ConnectorCannotSendPacketException(TCPConnector connector, OutgoingTCPClientPacket packet)
: base("Connector is disconnected")
{
fConnector = connector;
fPacket = packet;
}
private void SendData(object stateObject)
{
try
{
if (fPreviousPacket == null)
{
try
{
fConnector.fConnection.GetStream().BeginWrite(fBytes, fOffset, fLength, new AsyncCallback(OnEndSend), fConnector.fConnection.GetStream());
fConnector.fBytesOut += fLength;
fDataSendCompleted.WaitOne();
}
catch (IOException ioException)
{
fCancel = true;
fConnector.Stop();
}
}
else
{
fPreviousPacket.fDone.WaitOne();
if (!fCancel && !fPreviousPacket.fCancel)
{
try
{
fConnector.fConnection.GetStream().BeginWrite(fBytes, fOffset, fLength, new AsyncCallback(OnEndSend), fConnector.fConnection.GetStream());
fConnector.fBytesOut += fLength;
fDataSendCompleted.WaitOne();
}
catch (IOException ioException)
{
fCancel = true;
fConnector.Stop();
}
}
else
{
fCancel = true;
}
}
}
catch (Exception ex)
{
}
if (fPreviousPacket != null)
{
fPreviousPacket = null;
}
fDone.Set();
}
