protected virtual void RegisterReceiverMessageHandler(Action <BrokeredMessage> receiverMessageHandler, OnMessageOptions receiverMessageHandlerOptions)
{
ReceiverMessageHandler = receiverMessageHandler;
ReceiverMessageHandlerOptions = receiverMessageHandlerOptions;
ServiceBusReceiver.OnMessage(ReceiverMessageHandler, ReceiverMessageHandlerOptions);
}
protected virtual void TriggerConnectionSettingsChecking()
{
Task.Factory.StartNew(() =>
{
SpinWait.SpinUntil(() => ConnectionString != ConfigurationManager.GetSetting(MessageBusConnectionStringConfigurationKey));
Logger.LogInfo("Connecting string settings for the Azure Service Bus changed and will now refresh.");
// Update the connection string and trigger a restart;
ConnectionString = ConfigurationManager.GetSetting(MessageBusConnectionStringConfigurationKey);
Logger.LogDebug(string.Format("Updated connecting string settings set to {0}.", ConnectionString));
// Let's wrap up using this message bus and start the switch
if (ServiceBusPublisher != null)
{
ServiceBusPublisher.Close();
Logger.LogDebug("Publishing service bus closed.");
}
// Let's wrap up using this message bus and start the switch
if (ServiceBusReceiver != null)
{
ServiceBusReceiver.Close();
Logger.LogDebug("Receiving service bus closed.");
}
// Restart configuration, we order this intentionally with the receiver first as if this triggers the cancellation we know this isn't a publisher as well
if (ServiceBusReceiver != null)
{
Logger.LogDebug("Recursively calling into InstantiateReceiving.");
InstantiateReceiving();
// This will be the case of a connection setting change re-connection
if (ReceiverMessageHandler != null && ReceiverMessageHandlerOptions != null)
{
// Callback to handle received messages
Logger.LogDebug("Re-registering onMessage handler.");
ServiceBusReceiver.OnMessage(ReceiverMessageHandler, ReceiverMessageHandlerOptions);
}
else
{
Logger.LogWarning("No onMessage handler was found to re-bind.");
}
}
// Restart configuration, we order this intentionally with the publisher second as if this triggers the cancellation there's nothing else to process here
if (ServiceBusPublisher != null)
{
Logger.LogDebug("Recursively calling into InstantiatePublishing.");
InstantiatePublishing();
}
});
}
public void Start()
{
InstantiateReceiving();
// Configure the callback options
OnMessageOptions options = new OnMessageOptions
{
AutoComplete = false,
AutoRenewTimeout = TimeSpan.FromMinutes(1)
};
// Callback to handle received messages
ServiceBusReceiver.OnMessage(ReceiveEvent, options);
}
