1 /*
   2  * Copyright (c) 2007, 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  * @key stress gc
  28  *
  29  * @summary converted from VM Testbase gc/gctests/CallGC/CallGC02.
  30  * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent]
  31  *
  32  * @library /vmTestbase
  33  *          /test/lib
  34  * @run driver jdk.test.lib.FileInstaller . .
  35  * @run main/othervm gc.gctests.CallGC.CallGC02.CallGC02 -t 100 -gp random(arrays)
  36  */
  37 
  38 package gc.gctests.CallGC.CallGC02;
  39 
  40 import nsk.share.gc.*;
  41 import nsk.share.gc.gp.*;
  42 import nsk.share.runner.*;
  43 
  44 /**
  45  * This test starts a number of threads that do System.gc() and
  46  * System.runFinalization() and checks that there are no crashes.
  47  *
  48  * There is also a thread that produces garbage.
  49  */
  50 public class CallGC02 extends ThreadedGCTest implements GarbageProducerAware {
  51         private GarbageProducer garbageProducer;
  52         private final int objectSize = 100;
  53 
  54         private class GarbageProduction implements Runnable {
  55                 public void run() {
  56                         garbageProducer.create(objectSize);
  57                 }
  58         }
  59 
  60         protected Runnable createRunnable(int i) {
  61                 if (i == 0)
  62                         return new GarbageProduction();
  63                 else if (i % 2 == 0)
  64                         return new GCRunner();
  65                 else
  66                         return new FinRunner();
  67         }
  68 
  69         public final void setGarbageProducer(GarbageProducer garbageProducer) {
  70                 this.garbageProducer = garbageProducer;
  71         }
  72 
  73         public static void main(String[] args) {
  74                 GC.runTest(new CallGC02(), args);
  75         }
  76 }