private void UpdateFeature(FeatureMetadata feature)
{
lock (_pendingUpdatesLock)
{
_pendingUpdates.Remove(feature);
}
_logger.LogInformation($"Updating feature '{feature.Name}'.");
var(result, hasUpdated) = _featureCache.GetOrUpdate(feature);
if (!hasUpdated)
{
_logger.LogInformation("Feature is already up to date.");
return;
}
if (!result.Success)
{
_logger.LogInformation("Compilation failed, skipping feature update.");
return;
}
_featureAppPartManager.Remove(feature);
_featureAppPartManager.Add(result.Assembly);
_featureTokenProvider.CancelToken(feature);
_actionDescriptorChangeProvider.TokenSource.Cancel();
_logger.LogInformation($"Feature '{feature.Name}' updated.");
}
public void Update(FeatureMetadata feature)
{
AddOrUpdateTask(feature);
if (!_updatePending)
{
StartThrottlingTimer();
}
else
{
_logger.LogInformation("Update in progress, skipping timer start.");
}
}
private void AddOrUpdateTask(FeatureMetadata feature)
{
// Ensure thread safety while updating tasks to avoid duplication
lock (_pendingUpdatesLock)
{
_logger.LogDebug($"Adding a task to update feature '{feature.Name}'.");
// Pending task for the same feature is removed and added to the end of the list
// Tasks that are not pending started compiling, so we add another task to the end of the list to update the feature again.
var existingItem = _pendingUpdates.SingleOrDefault(x => x.Name.Equals(feature.Name));
if (existingItem != null)
{
_pendingUpdates.Remove(existingItem);
}
_pendingUpdates.Add(feature);
}
}