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Java Source | 1998-05-08 | 3.2 KB | 77 lines |
- /*
- * Copyright (c) 1996 Sun Microsystems, Inc. All Rights Reserved.
- *
- * Sun grants you ("Licensee") a non-exclusive, royalty free, license to use,
- * modify and redistribute this software in source and binary code form,
- * provided that i) this copyright notice and license appear on all copies of
- * the software; and ii) Licensee does not utilize the software in a manner
- * which is disparaging to Sun.
- *
- * This software is provided "AS IS," without a warranty of any kind. ALL
- * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING ANY
- * IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR
- * NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN AND ITS LICENSORS SHALL NOT BE
- * LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING
- * OR DISTRIBUTING THE SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR ITS
- * LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT,
- * INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER
- * CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF
- * OR INABILITY TO USE SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGES.
- *
- * This software is not designed or intended for use in on-line control of
- * aircraft, air traffic, aircraft navigation or aircraft communications; or in
- * the design, construction, operation or maintenance of any nuclear
- * facility. Licensee represents and warrants that it will not use or
- * redistribute the Software for such purposes.
- */
-
- package examples.stock;
-
- import java.rmi.*;
-
- /**
- * The StockWatch remote interface is used to register interest in
- * receiving stock updates.
- */
- public interface StockWatch extends java.rmi.Remote {
-
- /**
- * Request notification of stock updates.
- * @param stock the stock name
- * @param obj the remote object to be notified
- * @return the latest update of the stock
- * @exception StockNotFoundException if stock is not known
- * @exception RemoteException if some communication failure occurs
- */
- Stock watch(String stock, StockNotify obj)
- throws StockNotFoundException, RemoteException;
-
- /**
- * Cancel request for stock updates for a particular stock.
- * @param stock the stock name
- * @param obj the remote object canceling the notification
- * @exception RemoteException if some communication failure occurs
- */
- void cancel(String stock, StockNotify obj) throws RemoteException;
-
- /**
- * Returns an array of stock update information for the stocks
- * already registered by the remote object.
- * @param obj the remote object
- * @return the list of stocks, or null if obj is not watching any
- * stocks
- * @exception RemoteException if some communication failure occurs
- */
- Stock[] list(StockNotify obj) throws RemoteException;
-
- /**
- * Cancel all requests for stock updates for the remote object.
- * @param obj the remote object canceling the request
- * @exception RemoteException if some communication failure occurs
- */
- void cancelAll(StockNotify obj) throws RemoteException;
- }
-
-
-