Initial revision

From-SVN: r102074

libjava/classpath/gnu/java/rmi/registry/RegistryImpl.java

@@ -0,0 +1,154 @@
+/* RegistryImpl.java --
+   Copyright (c) 1996, 1997, 1998, 1999, 2002, 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.java.rmi.registry;
+
+import gnu.java.rmi.server.UnicastServerRef;
+
+import java.rmi.AccessException;
+import java.rmi.AlreadyBoundException;
+import java.rmi.NotBoundException;
+import java.rmi.Remote;
+import java.rmi.RemoteException;
+import java.rmi.registry.LocateRegistry;
+import java.rmi.registry.Registry;
+import java.rmi.server.ObjID;
+import java.rmi.server.RMIClientSocketFactory;
+import java.rmi.server.RMIServerSocketFactory;
+import java.rmi.server.RMISocketFactory;
+import java.rmi.server.UnicastRemoteObject;
+import java.util.Enumeration;
+import java.util.Hashtable;
+
+public class RegistryImpl
+	extends UnicastRemoteObject implements Registry {
+
+private Hashtable bindings = new Hashtable();
+
+public RegistryImpl(int port) throws RemoteException {
+	this(port, RMISocketFactory.getSocketFactory(), RMISocketFactory.getSocketFactory());
+}
+
+public RegistryImpl(int port, RMIClientSocketFactory cf, RMIServerSocketFactory sf) throws RemoteException {
+	super(new UnicastServerRef(new ObjID(ObjID.REGISTRY_ID), port, sf));
+	// The following is unnecessary, because UnicastRemoteObject export itself automatically.
+	//((UnicastServerRef)getRef()).exportObject(this);
+}
+
+public Remote lookup(String name) throws RemoteException, NotBoundException, AccessException {
+	Object obj = bindings.get(name);
+	if (obj == null) {
+		throw new NotBoundException(name);
+	}
+	return ((Remote)obj);
+}
+
+public void bind(String name, Remote obj) throws RemoteException, AlreadyBoundException, AccessException {
+	if (bindings.containsKey(name)) {
+		throw new AlreadyBoundException(name);
+	}
+	bindings.put(name, obj);
+}
+
+public void unbind(String name) throws RemoteException, NotBoundException, AccessException {
+	Object obj = bindings.remove(name);
+	if (obj == null) {
+		throw new NotBoundException(name);
+	}
+}
+
+public void rebind(String name, Remote obj) throws RemoteException, AccessException {
+	bindings.put(name, obj);
+}
+
+public String[] list() throws RemoteException, AccessException {
+	int size = bindings.size();
+	String[] strings = new String[size];
+	Enumeration e = bindings.keys();
+	for (int i = 0; i < size; i++) {
+		strings[i] = (String)e.nextElement();
+	}
+	return (strings);
+}
+
+public static void version() {
+	System.out.println("rmiregistry ("
+			   + System.getProperty("java.vm.name")
+			   + ") "
+			   + System.getProperty("java.vm.version"));
+	System.out.println("Copyright 2005 Free Software Foundation, Inc.");
+	System.out.println("This is free software; see the source for copying conditions.  There is NO");
+	System.out.println("warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.");
+	System.exit(0);
+}
+
+public static void help() {
+	System.out.println(
+"Usage: rmiregistry [OPTION | PORT]\n" +
+"\n" +
+"    --help                Print this help, then exit\n" +
+"    --version             Print version number, then exit\n");
+	System.exit(0);
+}
+
+public static void main(String[] args) {
+	int port = Registry.REGISTRY_PORT;
+	if (args.length > 0) {
+		if (args[0].equals("--version")) {
+			version();
+		}
+		else if (args[0].equals("--help")) {
+			help();
+		}
+		try {
+			port = Integer.parseInt(args[0]);
+		}
+		catch (NumberFormatException _) {
+			System.err.println("Bad port number - using default");
+		}
+	}
+
+	try {
+		Registry impl = LocateRegistry.createRegistry(port);
+	}
+	catch (RemoteException _) {
+		System.err.println("Registry failed");
+	}
+}
+
+}