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jeremybenn |
/* RegistryImpl.java --
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Copyright (c) 1996, 1997, 1998, 1999, 2002, 2005, 2008, 2009, 2010, 2011,
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2012 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.java.rmi.registry;
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import gnu.java.rmi.server.UnicastServerRef;
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import java.rmi.AccessException;
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import java.rmi.AlreadyBoundException;
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import java.rmi.NotBoundException;
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import java.rmi.Remote;
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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.RMIClientSocketFactory;
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import java.rmi.server.RMIServerSocketFactory;
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import java.rmi.server.RMISocketFactory;
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import java.rmi.server.UnicastRemoteObject;
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import java.util.Enumeration;
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import java.util.Hashtable;
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public class RegistryImpl
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extends UnicastRemoteObject implements Registry {
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private Hashtable bindings = new Hashtable();
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public RegistryImpl(int port) throws RemoteException {
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this(port, RMISocketFactory.getSocketFactory(), RMISocketFactory.getSocketFactory());
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}
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public RegistryImpl(int port, RMIClientSocketFactory cf, RMIServerSocketFactory sf) throws RemoteException {
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super(new UnicastServerRef(new ObjID(ObjID.REGISTRY_ID), port, sf));
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// The following is unnecessary, because UnicastRemoteObject export itself automatically.
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//((UnicastServerRef)getRef()).exportObject(this);
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}
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public Remote lookup(String name) throws RemoteException, NotBoundException, AccessException {
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Object obj = bindings.get(name);
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if (obj == null) {
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throw new NotBoundException(name);
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}
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return ((Remote)obj);
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}
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public void bind(String name, Remote obj) throws RemoteException, AlreadyBoundException, AccessException {
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if (bindings.containsKey(name)) {
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throw new AlreadyBoundException(name);
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}
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bindings.put(name, obj);
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}
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public void unbind(String name) throws RemoteException, NotBoundException, AccessException {
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Object obj = bindings.remove(name);
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if (obj == null) {
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throw new NotBoundException(name);
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}
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}
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public void rebind(String name, Remote obj) throws RemoteException, AccessException {
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bindings.put(name, obj);
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}
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public String[] list() throws RemoteException, AccessException {
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int size = bindings.size();
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String[] strings = new String[size];
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Enumeration e = bindings.keys();
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for (int i = 0; i < size; i++) {
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strings[i] = (String)e.nextElement();
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}
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return (strings);
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}
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public static void version() {
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System.out.println("rmiregistry ("
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+ System.getProperty("java.vm.name")
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+ ") "
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+ System.getProperty("java.vm.version"));
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System.out.println("Copyright 2012 Free Software Foundation, Inc.");
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System.out.println("This is free software; see the source for copying conditions. There is NO");
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System.out.println("warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.");
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System.exit(0);
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}
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public static void help() {
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System.out.println(
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"Usage: rmiregistry [OPTION | PORT]\n" +
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"\n" +
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" --help Print this help, then exit\n" +
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" --version Print version number, then exit\n");
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System.exit(0);
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}
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public static void main(String[] args) {
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int port = Registry.REGISTRY_PORT;
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if (args.length > 0) {
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if (args[0].equals("--version")) {
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version();
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}
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else if (args[0].equals("--help")) {
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help();
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}
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try {
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port = Integer.parseInt(args[0]);
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}
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catch (NumberFormatException _) {
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System.err.println("Bad port number - using default");
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}
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}
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try {
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Registry impl = LocateRegistry.createRegistry(port);
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}
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catch (RemoteException _) {
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System.err.println("Registry failed");
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}
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}
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}
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