/*

 * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code 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

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

/**/

import java.rmi.*;

import java.rmi.registry.*;

import java.rmi.server.*;

/**

 * Class to run a registry whos VM can be told to exit remotely; using

 * the rmiregistry in this fashion makes tests more robust under

 * windows where Process.destroy() seems not to be 100% reliable.

 */

public class RegistryRunner extends UnicastRemoteObject

    implements RemoteExiter

{

    private static Registry registry = null;

    private static RemoteExiter exiter = null;

    public RegistryRunner() throws RemoteException {

    }

    /**

     * Ask the registry to exit instead of forcing it do so; this

     * works better on windows...

     */

    public void exit() throws RemoteException {

        // REMIND: create a thread to do this to avoid

        // a remote exception?

        System.err.println("received call to exit");

        System.exit(0);

    }

    /**

     * Request that the registry process exit and handle

     * related exceptions.

     */

    public static void requestExit(int port) {

        try {

            RemoteExiter exiter =

                (RemoteExiter)

                Naming.lookup("rmi://localhost:" +

                              port +

                              "/RemoteExiter");

            try {

                exiter.exit();

            } catch (RemoteException re) {

            }

            exiter = null;

        } catch (java.net.MalformedURLException mfue) {

            // will not happen

        } catch (NotBoundException nbe) {

            TestLibrary.bomb("exiter not bound?", nbe);

        } catch (RemoteException re) {

            TestLibrary.bomb("remote exception trying to exit",

                             re);

        }

    }

    public static void main(String[] args) {

        try {

            if (args.length == 0) {

                System.err.println("Usage: <port>");

                System.exit(0);

            }

            int port = -1;

            try {

                port = Integer.parseInt(args[0]);

            } catch (NumberFormatException nfe) {

            }

            // create a registry

            registry = LocateRegistry.createRegistry(port);

            // create a remote object to tell this VM to exit

            exiter = new RegistryRunner();

            Naming.rebind("rmi://localhost:" + port +

                          "/RemoteExiter", exiter);

        } catch (Exception e) {

            System.err.println(e.getMessage());

            e.printStackTrace();

            System.exit(-1);

        }

    }

}