public async Task DeleteTopicSubscription(SubscriptionDescription description) { try { if (await RootNamespaceManager.SubscriptionExistsAsync(description.TopicPath, description.Name).ConfigureAwait(false)) { await RootNamespaceManager.DeleteSubscriptionAsync(description.TopicPath, description.Name).ConfigureAwait(false); } } catch (MessagingEntityNotFoundException) { } if (_log.IsDebugEnabled) { _log.DebugFormat("Subscription Deleted: {0} ({1} -> {2})", description.Name, description.TopicPath, description.ForwardTo); } }
public async Task <SubscriptionDescription> CreateTopicSubscription(SubscriptionDescription description) { var create = true; SubscriptionDescription subscriptionDescription = null; try { if (await RootNamespaceManager.SubscriptionExistsAsync(description.TopicPath, description.Name).ConfigureAwait(false)) { subscriptionDescription = await RootNamespaceManager.GetSubscriptionAsync(description.TopicPath, description.Name).ConfigureAwait(false); if (string.IsNullOrWhiteSpace(description.ForwardTo)) { if (!string.IsNullOrWhiteSpace(subscriptionDescription.ForwardTo)) { if (_log.IsWarnEnabled) { _log.WarnFormat("Removing invalid subscription: {0} ({1} -> {2})", subscriptionDescription.Name, subscriptionDescription.TopicPath, subscriptionDescription.ForwardTo); } await RootNamespaceManager.DeleteSubscriptionAsync(description.TopicPath, description.Name).ConfigureAwait(false); } } else { if (description.ForwardTo.Equals(subscriptionDescription.ForwardTo)) { if (_log.IsDebugEnabled) { _log.DebugFormat("Updating subscription: {0} ({1} -> {2})", subscriptionDescription.Name, subscriptionDescription.TopicPath, subscriptionDescription.ForwardTo); } await RootNamespaceManager.UpdateSubscriptionAsync(description).ConfigureAwait(false); create = false; } else { if (_log.IsWarnEnabled) { _log.WarnFormat("Removing invalid subscription: {0} ({1} -> {2})", subscriptionDescription.Name, subscriptionDescription.TopicPath, subscriptionDescription.ForwardTo); } await RootNamespaceManager.DeleteSubscriptionAsync(description.TopicPath, description.Name).ConfigureAwait(false); } } } } catch (MessagingEntityNotFoundException) { } if (create) { var created = false; try { if (_log.IsDebugEnabled) { _log.DebugFormat("Creating subscription {0} -> {1}", description.TopicPath, description.ForwardTo); } subscriptionDescription = await RootNamespaceManager.CreateSubscriptionAsync(description).ConfigureAwait(false); created = true; } catch (MessagingEntityAlreadyExistsException) { } catch (MessagingException mex) { if (mex.Message.Contains("(409)")) { } else { throw; } } if (!created) { subscriptionDescription = await RootNamespaceManager.GetSubscriptionAsync(description.TopicPath, description.Name).ConfigureAwait(false); } } if (_log.IsDebugEnabled) { _log.DebugFormat("Subscription: {0} ({1} -> {2})", subscriptionDescription.Name, subscriptionDescription.TopicPath, subscriptionDescription.ForwardTo); } return(subscriptionDescription); }