www.pudn.com > rmi_whiteboard.rar > CallBackServant.java

package whiteboard; 
import java.rmi.*; 
import java.rmi.server.UnicastRemoteObject; 
 
public class CallBackServant extends UnicastRemoteObject implements CallBack 
{ 
	WhiteboardFrame frame; 
    public CallBackServant(WhiteboardFrame f) throws RemoteException 
    { 
    	frame=f; 
    } 
 
    public void callback(boolean udate) throws RemoteException 
    { 
    	frame.whiteboardupdate(); 
    	if(udate) 
    	    frame.update(frame.getGraphics()); 
    } 
}