private async Task EnumerateRemindersAsync(
IReliableDictionary2 <string, byte[]> reminderDictionary,
Dictionary <string, ReminderCompletedData> reminderCompletedDataDict,
ActorReminderCollection reminderCollection,
CancellationToken cancellationToken)
{
using (var tx = this.stateManager.CreateTransaction())
{
var enumerable = await reminderDictionary.CreateEnumerableAsync(tx);
var enumerator = enumerable.GetAsyncEnumerator();
while (await enumerator.MoveNextAsync(cancellationToken))
{
var data = enumerator.Current.Value;
if (data == null)
{
continue;
}
var reminderData = ActorReminderDataSerializer.Deserialize(data);
var key = CreateStorageKey(reminderData.ActorId, reminderData.Name);
ReminderCompletedData reminderCompletedData;
reminderCompletedDataDict.TryGetValue(key, out reminderCompletedData);
reminderCollection.Add(
reminderData.ActorId,
new ActorReminderState(reminderData, this.logicalTimeManager.CurrentLogicalTime, reminderCompletedData));
}
}
}
private async Task <IEnumerable <TKey> > RangeFilterHelper(ITransaction tx, Func <TFilter, bool> filter, CancellationToken token)
{
// Since filters uses exact matches, each key should appear exactly once in the index.
var keys = new List <TKey>();
// Include all values that fall within the range [start, end] inclusively.
var enumerable = await _index.CreateEnumerableAsync(tx, filter, EnumerationMode.Ordered).ConfigureAwait(false);
// Enumerate the index.
var enumerator = enumerable.GetAsyncEnumerator();
while (await enumerator.MoveNextAsync(token).ConfigureAwait(false))
{
keys.AddRange(enumerator.Current.Value);
}
return(keys);
}
Task <IAsyncEnumerable <KeyValuePair <TKey, TValue> > > IReliableDictionary <TKey, TValue> .CreateEnumerableAsync(ITransaction tx)
{
return(_dictionary.CreateEnumerableAsync(tx));
}