private void PeekChannel(TInnerChannel channel)
{
bool flag = true;
try
{
IAsyncResult result = new PeekAsyncResult <TInnerChannel, TInnerItem>((SessionChannelDemuxer <TInnerChannel, TInnerItem>) this, channel, SessionChannelDemuxer <TInnerChannel, TInnerItem> .onPeekComplete, this);
flag = false;
if (!result.CompletedSynchronously)
{
return;
}
channel = default(TInnerChannel);
this.HandlePeekResult(result);
}
catch (CommunicationException exception)
{
if (DiagnosticUtility.ShouldTraceInformation)
{
DiagnosticUtility.ExceptionUtility.TraceHandledException(exception, TraceEventType.Information);
}
}
catch (TimeoutException exception2)
{
if (DiagnosticUtility.ShouldTraceInformation)
{
DiagnosticUtility.ExceptionUtility.TraceHandledException(exception2, TraceEventType.Information);
}
}
catch (ObjectDisposedException exception3)
{
if (DiagnosticUtility.ShouldTraceInformation)
{
DiagnosticUtility.ExceptionUtility.TraceHandledException(exception3, TraceEventType.Information);
}
}
catch (Exception exception4)
{
if (Fx.IsFatal(exception4))
{
throw;
}
this.HandleUnknownException(exception4);
flag = false;
}
if (channel != null)
{
channel.Abort();
}
if (flag)
{
this.throttle.Release();
}
}
public IMessage EndPeek(IAsyncResult asyncResult)
{
PeekAsyncResult result = (PeekAsyncResult)asyncResult;
return(result.Message);
}
private void HandlePeekResult(IAsyncResult result)
{
TInnerItem local2;
TInnerChannel channel = default(TInnerChannel);
bool flag = false;
bool flag2 = true;
try
{
PeekAsyncResult <TInnerChannel, TInnerItem> .End(result, out channel, out local2);
flag2 = local2 == null;
}
catch (ObjectDisposedException exception)
{
if (DiagnosticUtility.ShouldTraceInformation)
{
DiagnosticUtility.ExceptionUtility.TraceHandledException(exception, TraceEventType.Information);
}
flag = true;
return;
}
catch (CommunicationException exception2)
{
if (DiagnosticUtility.ShouldTraceInformation)
{
DiagnosticUtility.ExceptionUtility.TraceHandledException(exception2, TraceEventType.Information);
}
flag = true;
return;
}
catch (TimeoutException exception3)
{
if (DiagnosticUtility.ShouldTraceInformation)
{
DiagnosticUtility.ExceptionUtility.TraceHandledException(exception3, TraceEventType.Information);
}
flag = true;
return;
}
catch (Exception exception4)
{
if (Fx.IsFatal(exception4))
{
throw;
}
this.HandleUnknownException(exception4);
flag2 = false;
return;
}
finally
{
if (flag && (channel != null))
{
channel.Abort();
}
if (flag2)
{
this.throttle.Release();
}
}
if (local2 != null)
{
flag2 = true;
try
{
this.ProcessItem(channel, local2);
flag2 = false;
}
catch (CommunicationException exception5)
{
if (DiagnosticUtility.ShouldTraceInformation)
{
DiagnosticUtility.ExceptionUtility.TraceHandledException(exception5, TraceEventType.Information);
}
}
catch (TimeoutException exception6)
{
if (DiagnosticUtility.ShouldTraceInformation)
{
DiagnosticUtility.ExceptionUtility.TraceHandledException(exception6, TraceEventType.Information);
}
}
catch (Exception exception7)
{
if (Fx.IsFatal(exception7))
{
throw;
}
this.HandleUnknownException(exception7);
flag2 = false;
}
finally
{
if (flag2)
{
this.throttle.Release();
}
}
}
}
