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Java library for Azure Service Bus. Please note, a newer package com.azure:azure-messaging-servicebus for Azure Service Bus is available as of December 2020. While this package will continue to receive critical bug fixes, we strongly encourage you to upgrade. Read the migration guide at https://aka.ms/azsdk/java/migrate/sb for more details.

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package com.microsoft.azure.servicebus.amqp;

import org.apache.qpid.proton.Proton;
import org.apache.qpid.proton.engine.Connection;
import org.apache.qpid.proton.engine.EndpointState;
import org.apache.qpid.proton.engine.Event;
import org.apache.qpid.proton.engine.Transport;
import org.apache.qpid.proton.reactor.impl.IOHandler;

public class CustomIOHandler extends IOHandler
{
	@Override
	public void onConnectionLocalOpen(Event event)
	{
		Connection connection = event.getConnection();
		if (connection.getRemoteState() != EndpointState.UNINITIALIZED)
		{
			return;
		}

		Transport transport = Proton.transport();
		transport.setMaxFrameSize(AmqpConstants.MAX_FRAME_SIZE);
		// To fix connection drops that the client recognizes only with a delay of 15 or 20 minutes
		transport.setIdleTimeout(60000);
		transport.sasl();
		transport.setEmitFlowEventOnSend(false);
		transport.bind(connection);
	}
	
	@Override
    public void onTransportClosed(Event event)
    {
	    if(event.getTransport() != null)
	    {
	        event.getTransport().unbind();
	    }
    }
}