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 /*
  26  * @test
  27  * @summary Load app classes from CDS archive in parallel threads
  28  * @library /test/lib
  29  * @requires vm.cds
  30  * @modules java.base/jdk.internal.misc
  31  *          java.management
  32  *          jdk.jartool/sun.tools.jar
  33  * @compile test-classes/ParallelLoad.java
  34  * @compile test-classes/ParallelClasses.java
  35  * @run driver ParallelLoadTest
  36  */
  37 
  38 public class ParallelLoadTest {
  39     public static final int MAX_CLASSES = 40;
  40 
  41     public static void main(String[] args) throws Exception {
  42         JarBuilder.build("parallel_load", getClassList(true));
  43         String appJar = TestCommon.getTestJar("parallel_load.jar");
  44         TestCommon.test(appJar, getClassList(false), "ParallelLoad");
  45     }
  46 
  47     private static String[] getClassList(boolean includeWatchdog) {
  48         int extra = includeWatchdog ? 3 : 2;
  49         String[] classList = new String[MAX_CLASSES + extra];
  50 
  51         int i;
  52         for (i=0; i<MAX_CLASSES; i++) {
  53             classList[i] = "ParallelClass" + i;
  54         }
  55 
  56         classList[i++] = "ParallelLoad";
  57         classList[i++] = "ParallelLoadThread";
  58         if (includeWatchdog)
  59             classList[i++] = "ParallelLoadWatchdog";
  60 
  61         return classList;
  62     }
  63 }