import Demo.*;

public class Subscriber extends Ice.Application
{
    public class ClockI extends _ClockDisp
    {
        public void
        tick(String date, Ice.Current current)
        {
            System.out.println(date);
        }
        
        public void
        tick2(Structure date, Ice.Current current)
        {
            System.out.println(date.index);
        }
    }
    
    public void
    usage()
    {
        System.out.println("Usage: " + appName() + " [--batch] [--datagram|--twoway|--ordered|--oneway] [topic]");
    }

    public int
    run(String[] args)
    {

		//  get router proxy
    	Ice.RouterPrx defaultRouter;
    	Glacier2.RouterPrx router;
    	
		defaultRouter = communicator().getDefaultRouter();
        
        router = Glacier2.RouterPrxHelper.checkedCast(defaultRouter);

		// create glacier2 session
		
        String id="id";
        String pw="pw";
       
        try
        {
            router.createSession(id, pw);
            
        }
        catch(Glacier2.PermissionDeniedException ex)
        {
            System.out.println("permission denied:\n" + ex.reason);
        }
        catch(Glacier2.CannotCreateSessionException ex)
        {
            System.out.println("cannot create session:\n" + ex.reason);
        }
                 
        
		//***************************************************

        IceStorm.TopicManagerPrx  manager =      
        	IceStorm.TopicManagerPrxHelper.
			checkedCast(communicator().propertyToProxy("IceStorm.TopicManager.Proxy"));
        
        if (manager == null)
        {
            System.err.println("invalid proxy");
            return 1;
            
        }

        String topicName = "time";

		// get topic
        IceStorm.TopicPrx topic;
        try
        {
            topic = manager.retrieve(topicName);
        }
        catch(IceStorm.NoSuchTopic ee)
        {
            try
            {
                topic = manager.create(topicName);
            }
            catch(IceStorm.TopicExists ex)
            {
                System.err.println(appName() + ": temporary failure, try again.");
                return 1;
            }
        }

        //******************************************************

		// create adapter
        Ice.ObjectAdapter adapter = communicator().createObjectAdapter("Clock.Subscriber");

        //  add object to subscriber adapter
		String category = router.getServerProxy().ice_getIdentity().category;
		Ice.Identity clockerIdent = new Ice.Identity();;
		clockerIdent.name = Ice.Util.generateUUID();
		clockerIdent.category = category;
		

		//******************************************************
        //
        // Add a Servant for the Ice Object.
        //
		java.util.Map qos = new java.util.HashMap();
        Ice.ObjectPrx subscriber= adapter.add(new ClockI(),clockerIdent);
        subscriber = subscriber.ice_oneway();
                
        topic.subscribe(qos, subscriber);
               
        adapter.activate();
		
        shutdownOnInterrupt();
        
        communicator().waitForShutdown();
        topic.unsubscribe(subscriber);

        return 0;
    }

    public static void
    main(String[] args)
    {
        Subscriber app = new Subscriber();
        int status = app.main("Subscriber", args, "config.sub.glacier2");
        System.exit(status);
    }
}