public void EndCancel(IAsyncResult result)
{
lock (_renderLock)
{
if (_cancelResult != null)
{
if (_cancelResult != result)
{
throw new SplicerException(Resources.ErrorAsyncResultNotIssuesByThisInstance);
}
if (_cancelResult.Consumed)
{
throw new SplicerException(Resources.ErrorEndCancelAlreadyCalledForAsyncResult);
}
_cancelResult.AsyncWaitHandle.WaitOne();
_cancelResult.Consume();
if (_cancelResult.Exception != null)
{
throw new SplicerException(Resources.ErrorExceptionOccuredDuringCancelRenderRequest,
_cancelResult.Exception);
}
_cancelResult = null;
}
else
{
throw new SplicerException(Resources.ErrorMustCallBeginCancelBeforeEndCancel);
}
}
}
public void EndCancel(IAsyncResult result)
{
lock (_renderLock)
{
if (_cancelResult != null)
{
if (_cancelResult != result)
{
throw new SplicerException("The supplied async result was not issued by this instance");
}
if (_cancelResult.Consumed)
{
throw new SplicerException("EndCancel has already been called fo this async result");
}
_cancelResult.AsyncWaitHandle.WaitOne();
_cancelResult.Consume();
if (_cancelResult.Exception != null)
{
throw new SplicerException(
"Exception occured while attempting to cancel render request, see inner exception for details",
_cancelResult.Exception);
}
_cancelResult = null;
}
else
{
throw new SplicerException("You must call BeginCancel before EndCancel");
}
}
}
