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Diffstat (limited to 'gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/GameManagerImpl.java')
| -rw-r--r-- | gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/GameManagerImpl.java | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/GameManagerImpl.java b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/GameManagerImpl.java new file mode 100644 index 000000000..fc449bc50 --- /dev/null +++ b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/GameManagerImpl.java @@ -0,0 +1,135 @@ +/* GameManagerImpl.java -- + Copyright (C) 2005 Free Software Foundation, Inc. + + This file is part of GNU Classpath. + + GNU Classpath is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + GNU Classpath is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GNU Classpath; see the file COPYING. If not, write to the + Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301 USA. + + Linking this library statically or dynamically with other modules is + making a combined work based on this library. Thus, the terms and + conditions of the GNU General Public License cover the whole + combination. + + As a special exception, the copyright holders of this library give you + permission to link this library with independent modules to produce an + executable, regardless of the license terms of these independent + modules, and to copy and distribute the resulting executable under + terms of your choice, provided that you also meet, for each linked + independent module, the terms and conditions of the license of that + module. An independent module is a module which is not derived from + or based on this library. If you modify this library, you may extend + this exception to your version of the library, but you are not + obligated to do so. If you do not wish to do so, delete this + exception statement from your version. */ + +package gnu.classpath.examples.CORBA.swing.x5; + +import java.rmi.RemoteException; + +import org.omg.CORBA.ORB; +import org.omg.CORBA.Object; + +/** + * The manager connects two players into the game. + * + * @author Audrius Meskauskas (AudriusA@Bioinformatics.org) + */ +public class GameManagerImpl + implements GameManager +{ + /** + * The game manager IOR. + */ + static String ior; + + /** + * The game manager ORB. + */ + static ORB orb; + + /** + * True if the manager started ok. + */ + static boolean ok; + + /** + * Another player that is already waiting for the game. + */ + Player queuedPlayer = null; + + public synchronized void requestTheGame(Player newPlayer) + throws RemoteException + { + System.out.println("Game requested"); + + if (queuedPlayer == null) + { + // No other player so far. + newPlayer.receive_chat(ChatConstants.GAME_SERVER, + "Request registered, waiting for the other player to come..."); + System.out.println("Player queued."); + queuedPlayer = newPlayer; + } + else if (queuedPlayer.equals(newPlayer)) + { + // The same player applies again. + newPlayer.receive_chat(ChatConstants.GAME_SERVER, + "No other player so far... Please wait."); + } + else + { + // As the queued player waited for the game, we allow him/her + // to start the game. This is a reward for waiting. + newPlayer.receive_chat(ChatConstants.GAME_SERVER, + "The other player is waiting. The game started, your " + + "partner begins..."); + queuedPlayer.receive_chat(ChatConstants.GAME_SERVER, + "The other player arrived. Lets play, you begin the game now..."); + + newPlayer.start_game(queuedPlayer, false); + queuedPlayer.start_game(newPlayer, true); + + queuedPlayer = null; + System.out.println("Players connected."); + } + } + + /** + * Unregister the player who left and is no longer waiting for another side. + */ + public void unregister(Player player) + throws RemoteException + { + if (queuedPlayer != null) + { + // We need to verify the identity of the player being unregistered. + // The stubs, being derived from the org.omg.CORBA.Object, have the + // method for this. This method compares the player host address, + // used port and the object key. + if (player instanceof Object && queuedPlayer instanceof Object) + { + Object a = (Object) player; + Object b = (Object) queuedPlayer; + + if (a._is_equivalent(b)) + queuedPlayer = null; + } + else + queuedPlayer = null; + } + System.out.println("Unregistering player"); + } +}
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