private void TopicValidation(ReceivedMessages assignedResponse)
{
List <string> removeList = new List <string>();
foreach (Topic topic in _topicsDic.Values)
{
TopicIdentity topicPair = new TopicIdentity(topic.Name, topic.SearchOptions);
if (!assignedResponse.AssignedMessages.ContainsKey(topic.Name) && !assignedResponse.RegisteredPatterns.Contains(topic.Name))
{
if (topic.HasFailureDeliveryNotification || topic.ActiveSubscriptions > 0)
{
if (topic.SearchOptions == TopicSearchOptions.ByName)
{
if (GetOrCreateTopic(topicPair, TopicOperationType.Get, true) != null)
{
topic.ReregisterSubscribers(topic.SearchOptions);
}
}
else
{
removeList.Add(topic.Name);
}
}
}
}
}
internal void DeleteTopic(string topicName)
{
if (_cacheImpl == null)
{
throw new OperationFailedException(ErrorCodes.CacheInit.CACHE_NOT_INIT, ErrorMessages.GetErrorMessage(ErrorCodes.CacheInit.CACHE_NOT_INIT));
}
if (IsDefaultTopicName(topicName))
{
return;
}
TopicIdentity topicPair = new TopicIdentity(topicName, TopicSearchOptions.ByName);
Topic topic;
if (_topicsDic.TryRemove(topicPair, out topic))
{
if (topic.SearchOptions == TopicSearchOptions.ByName)
{
topic.DisposeInternal(true);
StopPollingIfRequired(topic);
}
}
_cacheImpl.RemoveTopic(topicName, true);
}
public ITopic CreateTopic(string topicName)
{
if (string.IsNullOrEmpty(topicName))
{
throw new ArgumentException("TopicName is null or empty string");
}
TopicIdentity topicPair = new TopicIdentity(topicName, TopicSearchOptions.ByName);
return(PubSubManager.GetOrCreateTopic(topicPair, TopicOperationType.Create, false));
}
internal void TopicDisposeItself(Topic topic)
{
lock (this)
{
TopicIdentity topicPair = new TopicIdentity(topic.Name, topic.SearchOptions);
Topic existingtopic;
if (_topicsDic.TryGetValue(topicPair, out existingtopic) && existingtopic == topic)
{
_topicsDic.TryRemove(topicPair, out existingtopic);
}
}
}
internal ITopic GetOrCreateTopic(TopicIdentity topicPair, TopicOperationType type, bool internalOperation)
{
if (string.IsNullOrEmpty(topicPair.TopicName))
{
throw new ArgumentException("TopicName is null or empty string");
}
if (!internalOperation && IsDefaultTopicName(topicPair.TopicName))
{
throw new OperationFailedException(ErrorCodes.PubSub.DEFAULT_TOPICS, ErrorMessages.GetErrorMessage(ErrorCodes.PubSub.DEFAULT_TOPICS));
}
if (_cacheImpl == null)
{
throw new OperationFailedException(ErrorCodes.CacheInit.CACHE_NOT_INIT, ErrorMessages.GetErrorMessage(ErrorCodes.CacheInit.CACHE_NOT_INIT));
}
Topic topic = null;
if (_cacheImpl.GetOrCreate(topicPair.TopicName, type))
{
lock (this)
{
if (_topicsDic.TryGetValue(topicPair, out topic))
{
if (topic.IsClosed)
{
_topicsDic.TryRemove(topicPair, out topic);
TopicSearchOptions searchOptions = topic.SearchOptions;
topic = new Topic(topicPair.TopicName, _cacheImpl, _perfStatsCollector, this);
topic.SearchOptions = searchOptions;
}
topic.IncrementRefCount();
return(topic);
}
topic = new Topic(topicPair.TopicName, _cacheImpl, _perfStatsCollector, this);
topic.IncrementRefCount();
_topicsDic.TryAdd(topicPair, topic);
}
}
return(topic);
}
internal ITopic GetTopic(string topicName, bool flag)
{
TopicIdentity topicPair = new TopicIdentity(topicName, TopicSearchOptions.ByName);
return(PubSubManager.GetOrCreateTopic(topicPair, TopicOperationType.Get, flag));
}
