//Pop the data from the queue
private DataFragment Dequeue()
{
lock (_socket) {
object t = _results.Dequeue();
Debug.Assert(t != null);
IQueueEventListener el = t as IQueueEventListener;
if (el != null)
{
el.Dequeued();
}
DataFragment d = t as DataFragment;
if (d != null)
{
return(d);
}
else
{
Exception e = t as Exception;
Debug.Assert(e != null);
throw e;
}
}
}
/// <summary>
/// Wait until the next response has been received.
/// </summary>
/// <returns>a packet received</returns>
public DataFragment WaitResponse()
{
lock (_sync) {
while (true)
{
if (_queue.Count > 0)
{
object t = _queue.Dequeue();
IQueueEventListener el = t as IQueueEventListener;
if (el != null)
{
el.Dequeued(false);
}
DataFragment d = t as DataFragment;
if (d != null)
{
return(d);
}
Exception e = t as Exception;
if (e != null)
{
ClearQueue();
throw e;
}
}
else
{
Monitor.Wait(_sync);
}
}
}
}
private void ClearQueue()
{
lock (_socket) {
while (_results.Count > 0)
{
IQueueEventListener el = _results.Dequeue() as IQueueEventListener;
if (el != null)
{
el.Dequeued();
}
}
}
}
/// <summary>
/// Clear queue
/// </summary>
private void ClearQueue()
{
lock (_sync) {
while (_queue.Count > 0)
{
object t = _queue.Dequeue();
IQueueEventListener el = t as IQueueEventListener;
if (el != null)
{
el.Dequeued(true);
}
}
}
}
