1 /*

     2  * Copyright (c) 2014, 2018, 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  * This class tests to see if the system property java.version is properly

    26  * reinitialized after setting System.setProperties(null).

    27  *

    28  * @test

    29  * @bug 4244670 8030781

    30  * @summary Test for System.setProperties(null).

    31  */

    32 

    33 public class SetPropertiesNull {

    34 

    35     public static void main(String args[]) {

    36         final String version = System.getProperty("java.version");

    37         System.setProperties(null);

    38         final String newVersion = System.getProperty("java.version");

    39         if (!version.equals(newVersion)) {

    40             throw new RuntimeException("java.version differs: '" + version + "'  '"

    41                                + newVersion + "'");

    42         }

    43     }

    44 }