1 /*

     2  * Copyright (c) 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.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

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

    15  * accompanied this code).

    16  *

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

    18  * 2 along with this work; if not, write to the Free Software Foundation,

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

    20  *

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

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

    23  * questions.

    24  */

    25 

    26 import java.util.HashMap;

    27 import java.util.Map;

    28 import java.util.Objects;

    29 import java.lang.management.ManagementFactory;

    30 import java.lang.management.RuntimeMXBean;

    31 import java.util.List;

    32 

    33 /*

    34  * @test

    35  * @modules java.management

    36  * @summary verify that overriddes on the command line affect *.display and *.format properties

    37  * @run main/othervm

    38  *          LocaleCmdOverrides

    39  * @run main/othervm -Duser.language=XX

    40  *                   -Duser.country=X1

    41  *                   -Duser.script=X2

    42  *                   -Duser.variant=X3

    43  *          LocaleCmdOverrides

    44  * @run main/othervm -Duser.language=XX -Duser.language.display=YY

    45  *                   -Duser.country=X1 -Duser.country.display=Y1

    46  *                   -Duser.script=X2 -Duser.script.display=Y2

    47  *                   -Duser.variant=X3 -Duser.variant.display=Y3

    48  *          LocaleCmdOverrides

    49  * @run main/othervm -Duser.language=XX -Duser.language.display=YY -Duser.language.format=ZZ

    50  *                   -Duser.country=X1 -Duser.country.display=Y1 -Duser.country.format=Z1

    51  *                   -Duser.script=X2 -Duser.script.display=Y2 -Duser.script.format=Z2

    52  *                   -Duser.variant=X3 -Duser.variant.display=Y3 -Duser.variant.format=Z3

    53  *          LocaleCmdOverrides

    54  * @run main/othervm -Duser.language=XX -Duser.language.format=ZZ

    55  *                   -Duser.country=X1 -Duser.country.format=Z1

    56  *                   -Duser.script=X2 -Duser.script.format=Z2

    57  *                   -Duser.variant=X3 -Duser.variant.format=Z3

    58  *          LocaleCmdOverrides

    59  * @run main/othervm -Duser.language=XX -Duser.language.display=XX

    60  *                   -Duser.country=X1 -Duser.country.display=X1

    61  *                   -Duser.script=X2 -Duser.script.display=X2

    62  *                   -Duser.variant=X3 -Duser.variant.display=X3

    63  *          LocaleCmdOverrides

    64  * @run main/othervm -Duser.language=XX -Duser.language.display=XX -Duser.language.format=XX

    65  *                   -Duser.country=X1 -Duser.country.display=X1 -Duser.country.format=X1

    66  *                   -Duser.script=X2 -Duser.script.display=X2 -Duser.script.format=X2

    67  *                   -Duser.variant=X3 -Duser.variant.display=X3 -Duser.variant.format=X3

    68  *          LocaleCmdOverrides

    69  * @run main/othervm -Duser.language=XX -Duser.language.format=X1

    70  *                   -Duser.country.format=X1

    71  *                   -Duser.script.format=X2

    72  *                   -Duser.variant.format=X3

    73  *          LocaleCmdOverrides

    74  */

    75 public class LocaleCmdOverrides {

    76 

    77     // Language, country, script, variant

    78 

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

    80         Map<String, String> props = commandLineDefines();

    81         System.out.printf("props: %s%n", props);

    82         test("user.language", props);

    83         test("user.country", props);

    84         test("user.script", props);

    85         test("user.variant", props);

    86     }

    87 

    88     /*

    89      * Check each of the properties for a given basename.

    90      */

    91     static void test(String baseName, Map<String, String> args) {

    92         validateArg(baseName,"",  args);

    93         validateArg(baseName,".display", args);

    94         validateArg(baseName,".format", args);

    95     }

    96 

    97     // If an argument is -D defined, the corresponding property must be equal

    98     static void validateArg(String name, String ext, Map<String, String> args) {

    99         String extName = name.concat(ext);

   100         String arg = args.get(extName);

   101         String prop = System.getProperty(extName);

   102         if (arg == null && prop == null) {

   103             System.out.printf("No values for %s%n", extName);

   104         } else {

   105             System.out.printf("validateArg %s: arg: %s, prop: %s%n", extName, arg, prop);

   106         }

   107 

   108         if (arg != null) {

   109             if (!Objects.equals(arg, prop)) {

   110                 throw new RuntimeException(extName + ": -D value should match property: "

   111                         + arg + " != " + prop);

   112             }

   113         } else if (prop != null) {

   114             // no command line arg for extName and some value for prop

   115             // Check that if a property is not overridden then it is not equal to the base

   116             if (ext != null && !ext.isEmpty()) {

   117                 String value = System.getProperty(name);

   118                 if (Objects.equals(value, prop)) {

   119                     throw new RuntimeException(extName + " property should not be equals to "

   120                             + name + " property: " + prop);

   121                 }

   122             }

   123         }

   124     }

   125 

   126     /**

   127      * Extract the -D arguments from the command line and return a map of key, value.

   128      * @return a map of key, values defined by -D on the command line.

   129      */

   130     static HashMap<String, String> commandLineDefines() {

   131         HashMap<String, String> props = new HashMap<>();

   132         RuntimeMXBean runtime = ManagementFactory.getRuntimeMXBean();

   133         List<String> args = runtime.getInputArguments();

   134         System.out.printf("args: %s%n", args);

   135         for (String arg : args) {

   136             if (arg.startsWith("-Duser.")) {

   137                 String[] kv = arg.substring(2).split("=");

   138                 switch (kv.length) {

   139                     case 1:

   140                         props.put(kv[0], "");

   141                         break;

   142                     case 2:

   143                         props.put(kv[0], kv[1]);

   144                         break;

   145                     default:

   146                         throw new IllegalArgumentException("Illegal property syntax: " + arg);

   147                 }

   148             }

   149         }

   150         return props;

   151     }

   152 }