1.1 --- a/src/java/isac/session/SessionDialog.java	Mon Oct 06 22:30:41 2003 +0200
     1.2 +++ b/src/java/isac/session/SessionDialog.java	Mon Oct 06 22:32:14 2003 +0200
     1.3 @@ -6,6 +6,9 @@
     1.4   */
     1.5  package isac.session;
     1.6  
     1.7 +import java.io.Serializable;
     1.8 +import java.rmi.RemoteException;
     1.9 +import java.rmi.server.UnicastRemoteObject;
    1.10  import java.util.HashMap;
    1.11  import java.util.Iterator;
    1.12  import java.util.Map;
    1.13 @@ -19,17 +22,31 @@
    1.14   * To change the template for this generated type comment go to
    1.15   * Window>Preferences>Java>Code Generation>Code and Comments
    1.16   */
    1.17 -public class SessionDialog {
    1.18 +public class SessionDialog extends UnicastRemoteObject implements SDialog, Serializable {
    1.19  	private int counter_;
    1.20  
    1.21  	private static UMHandler um_handler_ = new UMHandler();
    1.22  	private static WSDHandler wsd_handler_=new WSDHandler();
    1.23  	private Map sessionmap_=new HashMap();
    1.24 +	private static SessionDialog instance_;
    1.25  	
    1.26 -	public SessionDialog () {
    1.27 +	private SessionDialog () throws RemoteException{
    1.28 +		init();
    1.29  		System.out.println("SessionDialog constructor");
    1.30  	}
    1.31      
    1.32 +    public static SessionDialog getInstance(){
    1.33 +    	if (instance_==null){
    1.34 +    		try {
    1.35 +				instance_=new SessionDialog();
    1.36 +			} catch (RemoteException e) {
    1.37 +				// TODO Auto-generated catch block
    1.38 +				e.printStackTrace();
    1.39 +			}
    1.40 +    	}
    1.41 +    	return instance_;
    1.42 +    }
    1.43 +    
    1.44      /** 
    1.45       * this function performes the login and sets up the necessary environment for the user
    1.46       * there is no real password-control jet. this method expects the username and password to be equal to continue
    1.47 @@ -68,22 +85,27 @@
    1.48      }
    1.49          
    1.50  	public static void main (String [] args) {
    1.51 +		init();
    1.52 +	}
    1.53 +	
    1.54 +	private static void init(){
    1.55  		try {                
    1.56  			// Invoke me as <http://localhost:8080/RPC2>.
    1.57  			System.out.println("SessionDialog main");
    1.58  			WebServer server = new WebServer(1050);
    1.59  			server.setParanoid(false);
    1.60  //			server.addHandler("sample", new JavaServer());
    1.61 -			server.addHandler("SDialog", new SessionDialog());
    1.62 +			server.addHandler("SDialog", getInstance());
    1.63  			server.addHandler("WSDialog", wsd_handler_);
    1.64  			server.addHandler("UserModel", um_handler_);
    1.65      
    1.66  		} catch (Exception exception) {
    1.67  			System.err.println("SessionDialog: " + exception.toString());
    1.68  		}
    1.69 +		
    1.70  	}
    1.71  	
    1.72  	public void finalize(){
    1.73 -		System.out.println("finalize!");
    1.74 +		System.out.println("SessionDialog finalize!");
    1.75  	}
    1.76  }