Runc_PullConsumer.java

package events;

import org.omg.CORBA.*;
import org.omg.CosNaming.*;
import org.omg.CosNaming.NamingContextPackage.*;
import java.util.*;
import java.io.*;
import java.lang.*;



public class Runc_PullConsumer
	{
	public static void main(String args[]) throws IOException
		{ 


		Properties props = System.getProperties();
		props.put("org.omg.CORBA.ORBClass", "com.ooc.CORBA.ORB");
		props.put("org.omg.CORBA.ORBSingletonClass",
			"com.ooc.CORBA.ORBSingleton");
		System.setProperties(props);


		ORB orb = ORB.init(args, props);
		BOA boa = ((com.ooc.CORBA.ORB)orb).BOA_init(args, props);




                if(args.length!=1)
                        {
                        System.err.println("utilisation : Runc_PullConsumer nom-du-canal  ");
                        System.exit(1);
                        }



		//
		// Creation de l'instance et du serveur
		//
		PullConsumer_Impl consumer = new PullConsumer_Impl();
		boa.obj_is_ready(consumer,null);
  		
		new Impl_is_ready(boa).start();



		//
		// Recherche du canal
		//
		org.omg.CORBA.Object obj = null;

 		try
                	{
                    	obj = orb.resolve_initial_references("NameService");
                	}
           	catch(org.omg.CORBA.ORBPackage.InvalidName ex)
                        {
                        System.out.println("'NameService' inaccessible");
                        System.exit(1);
                        }

       		if(obj == null)
            		{
                	System.out.println("Reference nil sur `NameService'");
                	System.exit(1);
            		}



            	NamingContext nc = NamingContextHelper.narrow(obj);
            	if(nc == null)
            		{
                	System.out.println("Reference type nil sur `NameService'");
                	System.exit(1);
            		}

    
 		try
                	{

   			NameComponent[] aName = new NameComponent[1];
       	        	aName[0] = new NameComponent();
               		aName[0].id = "ChannelFactory";
               		aName[0].kind = "events";

                	obj=nc.resolve(aName);
	               	}
	        catch(CannotProceed ex)
        	        {
               	    	System.out.println("CannotProceed sur resolve");
                    	System.exit(1);
       	        	}
	        catch(InvalidName ex)
       	        	{
                    	System.out.println("InvalidName sur resolve");
                    	System.exit(1);
               		}
 	        catch(NotFound ex)
     	         	{
                    	System.out.println("NotFound sur resolve");
                    	System.exit(1);
                	}
	


		// Enregistrement dans le canal
		//
		events.ChannelFactory factory = events.ChannelFactoryHelper.narrow(obj);
		if(factory==null)
			{
			System.err.println("Erreur sur narrow() ");
			System.exit(0);
			}

		EventChannelHolder ch = new EventChannelHolder();
		PullSupplierHolder supplier = new PullSupplierHolder();

		factory.get_channel(ch, args[1]);
		ch.value.connect_PullConsumer(consumer,
			 supplier);




		// Boucle principale
		//

		while(!consumer.is_disconnected.get())
			{
		
 			try {
				org.omg.CORBA.Any any=supplier.value.pull();
				System.out.println("Message recu : " + any.extract_string() );

 				try {
                			Thread.sleep(1000);
            			} catch (InterruptedException e) {}
            		} catch (disconnected e) 
				{
				System.out.println("PullConsumer disconnected");
				System.exit(0);
				}
			
			}
      
  
		System.exit(0);
		}


	}