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Diffstat (limited to 'tools/gnu/classpath/tools/rmiregistry/Main.java')
| -rw-r--r-- | tools/gnu/classpath/tools/rmiregistry/Main.java | 232 |
1 files changed, 232 insertions, 0 deletions
diff --git a/tools/gnu/classpath/tools/rmiregistry/Main.java b/tools/gnu/classpath/tools/rmiregistry/Main.java new file mode 100644 index 000000000..e5c41930d --- /dev/null +++ b/tools/gnu/classpath/tools/rmiregistry/Main.java @@ -0,0 +1,232 @@ +/* Main.java -- RMI registry starter. + 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.rmiregistry; + +import gnu.classpath.tools.common.ClasspathToolParser; +import gnu.classpath.tools.getopt.FileArgumentCallback; +import gnu.classpath.tools.getopt.Option; +import gnu.classpath.tools.getopt.OptionException; +import gnu.classpath.tools.getopt.OptionGroup; +import gnu.classpath.tools.getopt.Parser; +import gnu.classpath.tools.rmiregistry.RegistryImpl; +import gnu.java.rmi.server.UnicastServerRef; + +import java.io.File; +import java.rmi.NotBoundException; +import java.rmi.RemoteException; +import java.rmi.registry.LocateRegistry; +import java.rmi.registry.Registry; +import java.rmi.server.ObjID; +import java.rmi.server.RMIServerSocketFactory; +import java.util.Hashtable; +import java.util.Map; + +/** + * The optionally persistent RMI registry implementation. + * + * @author Audrius Meskauskas (audriusa@bioinformatics.org) + */ +public class Main +{ + /** + * The stop command. + */ + public static String STOP = "gnu.classpath.tools.rmi.registry.command.STOP"; + + /** + * If true, the registry prints registration events to console. + */ + public static boolean verbose = false; + + /** + * Parsed parameters. + */ + private String directory = "."; + private boolean cold = false; + private boolean persistent = false; + private boolean stop = false; + private int port = Registry.REGISTRY_PORT; + private RMIServerSocketFactory ssf = null; + + private Parser initializeParser() + { + Parser parser = new ClasspathToolParser("rmiregistry", true); //$NON-NLS-1$ + parser.setHeader(Messages.getString("Main.Usage")); //$NON-NLS-1$ + + OptionGroup controlGroup + = new OptionGroup(Messages.getString("Main.ControlGroup")); //$NON-NLS-1$ + controlGroup.add(new Option("restart", //$NON-NLS-1$ + Messages.getString("Main.Restart")) //$NON-NLS-1$ + { + public void parsed(String argument) throws OptionException + { + cold = true; + } + }); + controlGroup.add(new Option("stop", //$NON-NLS-1$ + Messages.getString("Main.Stop")) //$NON-NLS-1$ + { + public void parsed(String argument) throws OptionException + { + stop = true; + } + }); + parser.add(controlGroup); + + OptionGroup persistenceGroup + = new OptionGroup(Messages.getString("Main.PersistenceGroup")); //$NON-NLS-1$ + persistenceGroup.add(new Option("persistent", //$NON-NLS-1$ + Messages.getString("Main.Persistent")) //$NON-NLS-1$ + { + public void parsed(String argument) throws OptionException + { + persistent = true; + } + }); + persistenceGroup.add(new Option("directory", //$NON-NLS-1$ + Messages.getString("Main.Directory"), //$NON-NLS-1$ + Messages.getString("Main.DirectoryArgument")) //$NON-NLS-1$ + { + public void parsed(String argument) throws OptionException + { + directory = argument; + } + }); + parser.add(persistenceGroup); + + OptionGroup debuggingGroup + = new OptionGroup(Messages.getString("Main.DebugGroup")); //$NON-NLS-1$ + debuggingGroup.add(new Option("verbose", //$NON-NLS-1$ + Messages.getString ("Main.Verbose")) //$NON-NLS-1$ + { + public void parsed(String argument) throws OptionException + { + verbose = true; + } + }); + parser.add(debuggingGroup); + + return parser; + } + + private void run(String[] args) + { + Parser p = initializeParser(); + p.parse(args, new FileArgumentCallback() + { + public void notifyFile(String portArgument) + { + port = Integer.parseInt(portArgument); + } + }); + + if (!stop) + { + Map table; + if (!persistent) + table = new Hashtable(); + else + { + // Start the system. + File dataDirectory = new File(directory); + if (!dataDirectory.exists()) + dataDirectory.mkdirs(); + table = PersistentHashTable.createInstance( + new File(dataDirectory, "rmiregistry.data"), cold); + } + + RegistryImpl system = new RegistryImpl(table); + + // We must export with the specific activation id that is only + // possible when going into the gnu.java.rmi + try + { + UnicastServerRef sref = new UnicastServerRef( + new ObjID(ObjID.REGISTRY_ID), port, ssf); + + sref.exportObject(system); + System.out.println("The RMI naming service is listening at " + port); + } + catch (Exception ex) + { + System.out.println("Failed to start RMI naming service at " + port); + } + } + else + { + // Stop the naming service. + try + { + Registry r = LocateRegistry.getRegistry(port); + // Search for this specific line will command to stop the registry. + + // Our service returns null, but any other service will thrown + // NotBoundException. + r.unbind(STOP); + } + catch (RemoteException e) + { + System.out.println("Failed to stop RMI naming service at " + port); + } + catch (NotBoundException e) + { + System.out.println("The naming service at port " + port + " is not a " + + Main.class.getName()); + } + } + } + + /** + * The RMI registry implementation entry point. + */ + public static void main(String[] args) + { + Main rmiregistryprogram = new Main(); + try + { + rmiregistryprogram.run(args); + } + catch (Exception e) + { + System.err.println(Messages.getString("Main.InternalError")); //$NON-NLS-1$ + e.printStackTrace(System.err); + System.exit(1); + } + } +} |