1 /*
   2  * Copyright (c) 2005, 2006, 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  * @test
  26  * @bug 5083594
  27  * @summary Ensure that Naming.java correctly parses host names with '_' in
  28  * them.
  29  * @author Vinod Johnson
  30  *
  31  * @library ../testlibrary
  32  * @build TestLibrary
  33  * @build UnderscoreHost UnderscoreHost_Stub
  34  * @run main/othervm UnderscoreHost
  35  */
  36 
  37 import java.io.IOException;
  38 import java.net.MalformedURLException;
  39 import java.net.ServerSocket;
  40 import java.net.Socket;
  41 import java.rmi.Naming;
  42 import java.rmi.Remote;
  43 import java.rmi.RemoteException;
  44 import java.rmi.registry.LocateRegistry;
  45 import java.rmi.registry.Registry;
  46 import java.rmi.server.RMISocketFactory;
  47 import java.rmi.server.UnicastRemoteObject;
  48 
  49 public class UnderscoreHost extends UnicastRemoteObject implements Remote {
  50     private static final String HOSTNAME = "foo_bar";
  51     private static final String NAME = "name";
  52     /*
  53      * The socket factory captures the host name of the parsed URL, and
  54      * then connects to the local host.
  55      */
  56     private static class HostVerifyingSocketFactory extends RMISocketFactory {
  57         String host;
  58 
  59         public synchronized Socket createSocket(String host, int port)
  60             throws IOException  {
  61             if (this.host == null) {
  62                 // Only set it the first time, subsequent DGC dirty calls
  63                 // will be local host
  64                 this.host = host;
  65             }
  66             return new Socket("localhost", port);
  67         }
  68         public ServerSocket createServerSocket(int port) throws IOException {
  69             return new ServerSocket(port);
  70         }
  71     }
  72 
  73     public UnderscoreHost() throws RemoteException {};
  74 
  75     public static void main(String args[]) {
  76         UnderscoreHost t = null;
  77         try {
  78             HostVerifyingSocketFactory hvf = new HostVerifyingSocketFactory();
  79             RMISocketFactory.setSocketFactory(hvf);
  80             Registry r = LocateRegistry.createRegistry(Registry.REGISTRY_PORT);
  81             t = new UnderscoreHost();
  82             r.rebind(NAME, t);
  83             Naming.lookup("rmi://" + HOSTNAME +
  84                           ":" + Registry.REGISTRY_PORT + "/" + NAME);
  85             /*
  86              * This test is coded to pass whether java.net.URI obeys
  87              * RFC 2396 or RFC 3986 (see 5085902, 6394131, etc.).
  88              *
  89              * If java.net.URI obeys RFC 3986, so host names may
  90              * contain underscores, then the Naming.lookup invocation
  91              * should succeed-- but the host actually connected to
  92              * must equal HOSTNAME.
  93              */
  94             if (!hvf.host.equals(HOSTNAME)) {
  95                 throw new RuntimeException(
  96                     "java.rmi.Naming Parsing error:" +
  97                     hvf.host + ":" + HOSTNAME);
  98             }
  99         } catch (MalformedURLException e) {
 100             /*
 101              * If java.net.URI obeys RFC 2396, so host names must not
 102              * contain underscores, then the Naming.lookup invocation
 103              * should throw MalformedURLException-- so this is OK.
 104              */
 105         } catch (IOException ioe) {
 106             TestLibrary.bomb(ioe);
 107         } catch (java.rmi.NotBoundException nbe) {
 108             TestLibrary.bomb(nbe);
 109         } finally {
 110             TestLibrary.unexport(t);
 111         }
 112 
 113     }
 114 }