1 /*

     2  * Copyright (c) 2009 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

    20  * CA 95054 USA or visit www.sun.com if you need additional information or

    21  * have any questions.

    22  */

    23 

    24 /*

    25  * @test

    26  * @bug 6843181

    27  * @summary Confirm that NumericShaper is thread-safe.

    28  * @run main/timeout=300/othervm MTTest

    29  */

    30 

    31 import java.awt.font.NumericShaper;

    32 import java.util.Arrays;

    33 import java.util.EnumSet;

    34 import static java.awt.font.NumericShaper.*;

    35 

    36 public class MTTest {

    37     static volatile boolean runrun = true;

    38     static volatile boolean err = false;

    39 

    40     final static String text = "-123 (English) 456.00 (Arabic) \u0641\u0642\u0643 -789 (Thai) \u0e01\u0e33 01.23";

    41     static char[] t1, t2;

    42     static NumericShaper ns1, ns2, ns3, ns4;

    43 

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

    45         System.out.println("   original: " + text);

    46         ns1 = getContextualShaper(EnumSet.of(Range.ARABIC), Range.ARABIC);

    47         t1 = text.toCharArray();

    48         ns1.shape(t1, 0, t1.length);

    49         System.out.println("expected t1: " + String.valueOf(t1));

    50 

    51         ns2 = getContextualShaper(EnumSet.of(Range.THAI), Range.THAI);

    52         t2 = text.toCharArray();

    53         ns2.shape(t2, 0, t2.length);

    54         System.out.println("expected t2: " + String.valueOf(t2));

    55 

    56         ns3 = getContextualShaper(ARABIC, ARABIC);

    57         ns4 = getContextualShaper(THAI, THAI);

    58 

    59         Thread th1 = new Thread(new Work(ns1, t1));

    60         Thread th2 = new Thread(new Work(ns2, t2));

    61         Thread th3 = new Thread(new Work(ns1, t1));

    62         Thread th4 = new Thread(new Work(ns2, t2));

    63         Thread th5 = new Thread(new Work(ns3, t1));

    64         Thread th6 = new Thread(new Work(ns4, t2));

    65         Thread th7 = new Thread(new Work(ns3, t1));

    66         Thread th8 = new Thread(new Work(ns4, t2));

    67 

    68         th1.start();

    69         th2.start();

    70         th3.start();

    71         th4.start();

    72         th5.start();

    73         th6.start();

    74         th7.start();

    75         th8.start();

    76 

    77         try {

    78             for (int i = 0; runrun && i < 180; i++) {

    79                 Thread.sleep(1000); // 1 seconds

    80             }

    81             runrun = false;

    82             th1.join();

    83             th2.join();

    84             th3.join();

    85             th4.join();

    86             th5.join();

    87             th6.join();

    88             th7.join();

    89             th8.join();

    90         }

    91         catch (InterruptedException e) {

    92         }

    93 

    94         if (err) {

    95             throw new RuntimeException("Thread-safe test failed.");

    96         }

    97     }

    98 

    99     private static class Work implements Runnable {

   100         NumericShaper ns;

   101         char[] expectedText;

   102 

   103         Work(NumericShaper ns, char[] expectedText) {

   104             this.ns = ns;

   105             this.expectedText = expectedText;

   106 

   107         }

   108 

   109         public void run() {

   110             int count = 0;

   111             while (runrun) {

   112                 char[] t = text.toCharArray();

   113                 try {

   114                     count++;

   115                     ns.shape(t, 0, t.length);

   116                 } catch (Exception e) {

   117                     System.err.println("Error: Unexpected exception: " + e);

   118                     runrun = false;

   119                     err = true;

   120                     return;

   121                 }

   122                 if (!Arrays.equals(t, expectedText)) {

   123                     System.err.println("Error: shape() returned unexpected value: ");

   124                     System.err.println("count = " + count);

   125                     System.err.println("   expected: " + String.valueOf(expectedText));

   126                     System.err.println("        got: " + String.valueOf(t));

   127                     runrun = false;

   128                     err = true;

   129                     return;

   130                 }

   131             }

   132         }

   133     }

   134 }