package option3;

import net.jini.discovery.LookupDiscovery;
import net.jini.discovery.DiscoveryListener;
import net.jini.discovery.DiscoveryEvent;
import net.jini.core.lookup.ServiceRegistrar;
import net.jini.core.lookup.ServiceTemplate;


/**
 * TestFileClassifier.java
 *
 *
 * Created: Wed Mar 17 14:29:15 1999
 *
 * @author Jan Newmarch
 * @version
 */

public class TestFileClassifier implements DiscoveryListener {

    public static void main(String argv[]) {
	new TestFileClassifier();
    }

    public TestFileClassifier() {
	LookupDiscovery discover = null;
        try {
            discover = new LookupDiscovery(LookupDiscovery.ALL_GROUPS);
        } catch(Exception e) {
            System.err.println(e.toString());
            System.exit(1);
        }

        discover.addDiscoveryListener(this);

        // stay around long enough to receive replies
        try {
            Thread.currentThread().sleep(1000000L);
        } catch(java.lang.InterruptedException e) {
            // do nothing
        }
    }
    
    public void discovered(DiscoveryEvent evt) {

        ServiceRegistrar[] registrars = evt.getRegistrars();
	Class[] classes = new Class[1];
	FileClassifier classifier = null;
	try {
	    classes[0] = Class.forName("option3.FileClassifier");
	} catch(ClassNotFoundException e) {
	    System.err.println("Class not found");
	    System.exit(1);
	}
	ServiceTemplate template = new ServiceTemplate(null, classes, 
						       null);
 
        for (int n = 0; n < registrars.length; n++) {
            ServiceRegistrar registrar = registrars[n];
	    try {
		classifier = (FileClassifier) registrar.lookup(template);
	    } catch(java.rmi.RemoteException e) {
		System.exit(2);
	    }
	    if (classifier == null) {
		System.out.println("Classifier null");
		continue;
	    }
	    MIMEType type;
	    try {
		type = classifier.getMIMEType("file1.txt");
		System.out.println("Type is " + type.toString());
	    } catch(java.rmi.RemoteException e) {
		System.err.println(e.toString());
	    }
	    System.exit(0);
	}
    }

    public void discarded(DiscoveryEvent evt) {
	// empty
    }
} // TestFileClassifier