1 /*
2  * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4  *
5  * This code is free software; you can redistribute it and/or modify it
6  * under the terms of the GNU General Public License version 2 only, as
7  * published by the Free Software Foundation.
8  *
9  * This code is distributed in the hope that it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12  * version 2 for more details (a copy is included in the LICENSE file that
13  * accompanied this code).
14  *
15  * You should have received a copy of the GNU General Public License version
16  * 2 along with this work; if not, write to the Free Software Foundation,
17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18  *
19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20  * or visit www.oracle.com if you need additional information or have any
21  * questions.
22  */
23 
24 /**/
25 
26 import java.rmi.*;
27 import java.rmi.registry.*;
28 import java.rmi.server.*;
29 
30 /**
31  * Class to run a rmiregistry whose VM can be told to exit remotely;
32  * Difference between this class and RegistryRunner is that this class
33  * simulate rmiregistry closer than RegistryRunner.
34  */
35 public class RMIRegistryRunner extends RegistryRunner
36 {
RMIRegistryRunner()37     public RMIRegistryRunner() throws RemoteException {
38     }
39 
40     /**
41      * port 0 means to use ephemeral port to start registry.
42      *
43      * @param args command line arguments passed in from main
44      * @return the port number on which registry accepts requests
45      */
init(String[] args)46     protected static int init(String[] args) {
47         try {
48             if (args.length == 0) {
49                 System.err.println("Usage: <port>");
50                 System.exit(0);
51             }
52             int port = -1;
53             port = Integer.parseInt(args[0]);
54 
55             // call RegistryImpl.createRegistry to simulate rmiregistry.
56             registry = sun.rmi.registry.RegistryImpl.createRegistry(port);
57             if (port == 0) {
58                 port = TestLibrary.getRegistryPort(registry);
59             }
60 
61             // create a remote object to tell this VM to exit
62             exiter = new RMIRegistryRunner();
63             Naming.rebind("rmi://localhost:" + port +
64                           "/RemoteExiter", exiter);
65 
66             return port;
67         } catch (Exception e) {
68             System.err.println(e.getMessage());
69             e.printStackTrace();
70             System.exit(1);
71         }
72         return -1;
73     }
74 
main(String[] args)75     public static void main(String[] args) {
76         int port = init(args);
77         notify(port);
78     }
79 }
80