| /* PersistentBidiHasthable.java -- Constants for the persistent tables. |
| Copyright (C) 2006 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.tools.rmi; |
| |
| import java.util.Timer; |
| import java.util.TimerTask; |
| |
| /** |
| * The static fields, shared by the multiple classes, implementing the |
| * persistent work. |
| * |
| * @author Audrius Meskauskas (audriusa@bioinformatics.org) |
| */ |
| public interface Persistent |
| { |
| /** |
| * Sheduled termination task. |
| */ |
| static class ExitTask extends TimerTask |
| { |
| public void run() |
| { |
| System.exit(0); |
| } |
| } |
| |
| /** |
| * The timer, sheduling all disk database update events, shared by all |
| * instances. |
| */ |
| static Timer timer = new Timer(true); |
| |
| /** |
| * The longest time, in ms, after that the database content on the disk must |
| * be updated. The algorithm is written to avoid the very frequent writings to |
| * the disk. |
| */ |
| static long SAVE_AT_MOST_AFTER = 5000; |
| |
| /** |
| * States how long the database may stay not updated during the intensive |
| * operations, in ms. Otherwise the intensively used structure may never |
| * be stored to the disk. |
| */ |
| static long ALWAYS_UPDATE = 300000; |
| |
| /** |
| * Write the database content to the disk. |
| */ |
| void writeContent(); |
| |
| } |