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233 lines
7.5 KiB
Java
233 lines
7.5 KiB
Java
/* Main.java -- RMI registry starter.
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Copyright (C) 2006 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package gnu.classpath.tools.rmiregistry;
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import gnu.classpath.tools.common.ClasspathToolParser;
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import gnu.classpath.tools.getopt.FileArgumentCallback;
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import gnu.classpath.tools.getopt.Option;
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import gnu.classpath.tools.getopt.OptionException;
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import gnu.classpath.tools.getopt.OptionGroup;
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import gnu.classpath.tools.getopt.Parser;
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import gnu.classpath.tools.rmiregistry.RegistryImpl;
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import gnu.java.rmi.server.UnicastServerRef;
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import java.io.File;
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import java.rmi.NotBoundException;
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import java.rmi.RemoteException;
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import java.rmi.registry.LocateRegistry;
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import java.rmi.registry.Registry;
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import java.rmi.server.ObjID;
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import java.rmi.server.RMIServerSocketFactory;
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import java.util.Hashtable;
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import java.util.Map;
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/**
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* The optionally persistent RMI registry implementation.
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*
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* @author Audrius Meskauskas (audriusa@bioinformatics.org)
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*/
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public class Main
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{
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/**
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* The stop command.
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*/
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public static String STOP = "gnu.classpath.tools.rmi.registry.command.STOP";
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/**
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* If true, the registry prints registration events to console.
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*/
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public static boolean verbose = false;
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/**
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* Parsed parameters.
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*/
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private String directory = ".";
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private boolean cold = false;
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private boolean persistent = false;
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private boolean stop = false;
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private int port = Registry.REGISTRY_PORT;
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private RMIServerSocketFactory ssf = null;
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private Parser initializeParser()
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{
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Parser parser = new ClasspathToolParser("rmiregistry", true); //$NON-NLS-1$
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parser.setHeader(Messages.getString("Main.Usage")); //$NON-NLS-1$
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OptionGroup controlGroup
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= new OptionGroup(Messages.getString("Main.ControlGroup")); //$NON-NLS-1$
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controlGroup.add(new Option("restart", //$NON-NLS-1$
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Messages.getString("Main.Restart")) //$NON-NLS-1$
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{
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public void parsed(String argument) throws OptionException
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{
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cold = true;
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}
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});
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controlGroup.add(new Option("stop", //$NON-NLS-1$
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Messages.getString("Main.Stop")) //$NON-NLS-1$
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{
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public void parsed(String argument) throws OptionException
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{
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stop = true;
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}
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});
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parser.add(controlGroup);
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OptionGroup persistenceGroup
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= new OptionGroup(Messages.getString("Main.PersistenceGroup")); //$NON-NLS-1$
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persistenceGroup.add(new Option("persistent", //$NON-NLS-1$
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Messages.getString("Main.Persistent")) //$NON-NLS-1$
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{
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public void parsed(String argument) throws OptionException
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{
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persistent = true;
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}
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});
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persistenceGroup.add(new Option("directory", //$NON-NLS-1$
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Messages.getString("Main.Directory"), //$NON-NLS-1$
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Messages.getString("Main.DirectoryArgument")) //$NON-NLS-1$
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{
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public void parsed(String argument) throws OptionException
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{
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directory = argument;
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}
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});
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parser.add(persistenceGroup);
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OptionGroup debuggingGroup
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= new OptionGroup(Messages.getString("Main.DebugGroup")); //$NON-NLS-1$
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debuggingGroup.add(new Option("verbose", //$NON-NLS-1$
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Messages.getString ("Main.Verbose")) //$NON-NLS-1$
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{
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public void parsed(String argument) throws OptionException
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{
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verbose = true;
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}
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});
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parser.add(debuggingGroup);
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return parser;
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}
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private void run(String[] args)
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{
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Parser p = initializeParser();
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p.parse(args, new FileArgumentCallback()
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{
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public void notifyFile(String portArgument)
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{
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port = Integer.parseInt(portArgument);
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}
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});
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if (!stop)
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{
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Map table;
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if (!persistent)
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table = new Hashtable();
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else
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{
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// Start the system.
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File dataDirectory = new File(directory);
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if (!dataDirectory.exists())
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dataDirectory.mkdirs();
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table = PersistentHashTable.createInstance(
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new File(dataDirectory, "rmiregistry.data"), cold);
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}
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RegistryImpl system = new RegistryImpl(table);
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// We must export with the specific activation id that is only
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// possible when going into the gnu.java.rmi
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try
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{
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UnicastServerRef sref = new UnicastServerRef(
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new ObjID(ObjID.REGISTRY_ID), port, ssf);
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sref.exportObject(system);
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System.out.println("The RMI naming service is listening at " + port);
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}
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catch (Exception ex)
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{
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System.out.println("Failed to start RMI naming service at " + port);
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}
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}
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else
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{
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// Stop the naming service.
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try
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{
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Registry r = LocateRegistry.getRegistry(port);
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// Search for this specific line will command to stop the registry.
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// Our service returns null, but any other service will thrown
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// NotBoundException.
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r.unbind(STOP);
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}
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catch (RemoteException e)
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{
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System.out.println("Failed to stop RMI naming service at " + port);
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}
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catch (NotBoundException e)
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{
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System.out.println("The naming service at port " + port + " is not a "
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+ Main.class.getName());
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}
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}
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}
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/**
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* The RMI registry implementation entry point.
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*/
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public static void main(String[] args)
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{
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Main rmiregistryprogram = new Main();
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try
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{
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rmiregistryprogram.run(args);
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}
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catch (Exception e)
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{
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System.err.println(Messages.getString("Main.InternalError")); //$NON-NLS-1$
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e.printStackTrace(System.err);
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System.exit(1);
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}
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}
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}
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