private bool EnsureSubscriptionExists(string _SubscriptionName, ITopicClient _TopicClient, out Microsoft.Azure.ServiceBus.ISubscriptionClient _SubscriptionClient, Action <string> _ErrorMessageAction)
{
bool bExists = CheckSubscriptionExists(_SubscriptionName, _TopicClient, out _SubscriptionClient);
if (!bExists)
{
if (AzureNamespaceManager == null)
{
return(false);
}
try
{
using (var GetTopicTask = AzureNamespaceManager.Topics.GetByNameAsync(_SubscriptionName))
{
GetTopicTask.Wait();
if (GetTopicTask.Result != null && GetTopicTask.Result.Name != null && GetTopicTask.Result.Name.Length > 0)
{
var TopicManager = GetTopicTask.Result;
using (var CreateSubscriptionTask = TopicManager.Subscriptions.Define(_SubscriptionName).CreateAsync())
{
CreateSubscriptionTask.Wait();
if (CreateSubscriptionTask.Result != null && CreateSubscriptionTask.Result.Name != null && CreateSubscriptionTask.Result.Name.Length > 0)
{
_SubscriptionClient = new Microsoft.Azure.ServiceBus.SubscriptionClient(ServiceBusNamespaceConnectionString, _TopicClient.Path, _SubscriptionName);
bExists = true;
}
}
}
}
}
catch (Exception e)
{
bExists = false;
_ErrorMessageAction?.Invoke("BPubSubServiceAzure->EnsureSubscriptionExists->Callback: " + e.Message + ", Trace: " + e.StackTrace);
if (e.InnerException != null && e.InnerException != e)
{
_ErrorMessageAction?.Invoke("BPubSubServiceAzure->EnsureSubscriptionExists->Inner: " + e.InnerException.Message + ", Trace: " + e.InnerException.StackTrace);
}
}
}
return(bExists);
}
private bool CheckSubscriptionExists(string _SubscriptionName, ITopicClient _TopicClient, out Microsoft.Azure.ServiceBus.ISubscriptionClient _SubscriptionClient)
{
_SubscriptionClient = null;
if (AzureNamespaceManager == null)
{
return(false);
}
try
{
using (var GetTopicTask = AzureNamespaceManager.Topics.GetByNameAsync(_SubscriptionName))
{
GetTopicTask.Wait();
if (GetTopicTask.Result != null && GetTopicTask.Result.Name != null && GetTopicTask.Result.Name.Length > 0)
{
var TopicManager = GetTopicTask.Result;
using (var GetSubscriptionTask = TopicManager.Subscriptions.GetByNameAsync(_SubscriptionName))
{
GetSubscriptionTask.Wait();
if (GetSubscriptionTask.Result != null && GetSubscriptionTask.Result.Name != null && GetSubscriptionTask.Result.Name.Length > 0)
{
_SubscriptionClient = new Microsoft.Azure.ServiceBus.SubscriptionClient(ServiceBusNamespaceConnectionString, _TopicClient.Path, _SubscriptionName);
return(true);
}
}
}
}
}
catch (Exception) { }
return(false);
}
