1 /*

     2  * Copyright (c) 2002, 2012, 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 /* @test

    25  * @bug 4290727

    26  * @summary Verify that ConnectException will trigger HTTP fallback if

    27  *          sun.rmi.transport.proxy.eagerHttpFallback system property is set.

    28  *

    29  * @library ../../../../java/rmi/testlibrary

    30  * @modules java.rmi/sun.rmi.registry

    31  *          java.rmi/sun.rmi.server

    32  *          java.rmi/sun.rmi.transport

    33  *          java.rmi/sun.rmi.transport.tcp

    34  * @build TestLibrary

    35  * @run main/othervm EagerHttpFallback

    36  */

    37 

    38 import java.rmi.*;

    39 import java.rmi.registry.*;

    40 

    41 public class EagerHttpFallback {

    42 

    43     static final int INITIAL_PORT = TestLibrary.getUnusedRandomPort();

    44     static final int FALLBACK_PORT = TestLibrary.getUnusedRandomPort();

    45 

    46     public static void main(String[] args) throws Exception {

    47         System.setProperty("http.proxyHost", "127.0.0.1");

    48         System.setProperty("http.proxyPort", Integer.toString(FALLBACK_PORT));

    49         System.setProperty("sun.rmi.transport.proxy.eagerHttpFallback",

    50                            "true");

    51         LocateRegistry.createRegistry(FALLBACK_PORT);

    52 

    53         /*

    54          * The call below should trigger a ConnectException in the

    55          * RMIMasterSocketFactory when it attempts a direct connection to

    56          * INITIAL_PORT, which no one is listening on.  Since

    57          * eagerHttpFallback is set, this ConnectException should trigger HTTP

    58          * fallback, which will send a call through the HTTP proxy, which is

    59          * configured to be localhost with a port behind which a registry is

    60          * listening--so if fallback works properly, the list() call should

    61          * succeed.

    62          */

    63         try {

    64             LocateRegistry.getRegistry(INITIAL_PORT).list();

    65         } catch (Exception e) {

    66             System.err.println(

    67                 "call on registry stub with port " + INITIAL_PORT +

    68                 "did not successfully perform HTTP fallback to " +

    69                 FALLBACK_PORT);

    70             throw e;

    71         }

    72     }

    73 }