/// <summary>
/// Called when the runnable is cancelled.
/// </summary>
protected override void OnCancellation()
{
_producerListener.OnProducerFinishWithCancellation(
_requestId,
_producerName,
_producerListener.RequiresExtraMap(_requestId) ? GetExtraMapOnCancellation() : null);
_consumer.OnCancellation();
}
private void OnFinishDiskReads(
Task <EncodedImage> task,
IConsumer <EncodedImage> consumer,
BufferedDiskCache preferredCache,
ICacheKey preferredCacheKey,
IProducerContext producerContext)
{
string requestId = producerContext.Id;
IProducerListener listener = producerContext.Listener;
if (IsTaskCancelled(task))
{
listener.OnProducerFinishWithCancellation(requestId, PRODUCER_NAME, null);
consumer.OnCancellation();
}
else if (task.IsFaulted)
{
listener.OnProducerFinishWithFailure(requestId, PRODUCER_NAME, task.Exception, null);
MaybeStartInputProducer(
consumer,
new DiskCacheConsumer(
_defaultBufferedDiskCache,
_smallImageBufferedDiskCache,
_chooseCacheByImageSize,
_forceSmallCacheThresholdBytes,
consumer,
preferredCache,
preferredCacheKey),
producerContext);
}
else
{
EncodedImage cachedReference = task.Result;
if (cachedReference != null)
{
listener.OnProducerFinishWithSuccess(
requestId,
PRODUCER_NAME,
GetExtraMap(listener, requestId, true));
consumer.OnProgressUpdate(1);
consumer.OnNewResult(cachedReference, true);
cachedReference.Dispose();
}
else
{
listener.OnProducerFinishWithSuccess(
requestId,
PRODUCER_NAME,
GetExtraMap(listener, requestId, false));
MaybeStartInputProducer(
consumer,
new DiskCacheConsumer(
_defaultBufferedDiskCache,
_smallImageBufferedDiskCache,
_chooseCacheByImageSize,
_forceSmallCacheThresholdBytes,
consumer,
preferredCache,
preferredCacheKey),
producerContext);
}
}
}