void NotifyUpdated(IUpdateContextCodeFeature update, ICachedCodeFeatureState updatedFeatureState)
{
var updatedEvent = new ContextCodeFeatureStateCacheUpdated(update.ContextId, update.ContextKey, updatedFeatureState.Id,
updatedFeatureState.Enabled, update.CommandId);
_cacheUpdated.ForEach(x => x.OnNext(updatedEvent));
}
public void UpdateCache(IUpdateCodeFeature update)
{
CodeFeatureId codeFeatureId = update.CodeFeatureId;
ICachedCodeFeatureState existingFeatureState;
if (_cache.TryGetState(codeFeatureId, out existingFeatureState))
{
if (existingFeatureState.Enabled == update.Enabled)
{
return;
}
var updatedFeatureState = new CachedCodeFeatureState(codeFeatureId, update.Enabled);
DateTime startTime = DateTime.UtcNow;
bool updated = _cache.TryUpdate(codeFeatureId, updatedFeatureState, existingFeatureState);
DateTime endTime = DateTime.UtcNow;
if (updated)
{
var updatedEvent = new CodeFeatureStateCacheUpdated(startTime, endTime - startTime, updatedFeatureState.Id,
updatedFeatureState.Enabled,
update.CommandId);
_cacheUpdated.ForEach(x => x.OnNext(updatedEvent));
}
}
else
{
var featureState = new CachedCodeFeatureState(codeFeatureId, update.Enabled);
DateTime startTime = DateTime.UtcNow;
bool updated = _cache.TryAdd(codeFeatureId, featureState);
DateTime endTime = DateTime.UtcNow;
if (updated)
{
var updatedEvent = new CodeFeatureStateCacheUpdated(startTime, endTime - startTime, featureState.Id,
featureState.Enabled, update.CommandId);
_cacheUpdated.ForEach(x => x.OnNext(updatedEvent));
}
}
}
public async Task ReloadCache()
{
DateTime startTime = DateTime.UtcNow;
ICodeFeatureStateCacheInstance cache = await LoadCache();
DateTime endTime = DateTime.UtcNow;
Interlocked.Exchange(ref _cache, cache);
var loaded = new CodeFeatureStateCacheLoaded(startTime, endTime - startTime, cache.Count);
_cacheLoaded.ForEach(x => x.OnNext(loaded));
}