1 /*
   2  * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
   3  * Copyright (c) 2016, Red Hat Inc. All rights reserved.
   4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   5  *
   6  * This code is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License version 2 only, as
   8  * published by the Free Software Foundation.
   9  *
  10  * This code is distributed in the hope that it will be useful, but WITHOUT
  11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13  * version 2 for more details (a copy is included in the LICENSE file that
  14  * accompanied this code).
  15  *
  16  * You should have received a copy of the GNU General Public License version
  17  * 2 along with this work; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  19  *
  20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  21  * or visit www.oracle.com if you need additional information or have any
  22  * questions.
  23  */
  24 
  25 /**
  26  * @test
  27  * @bug 8026049 8151163
  28  * @summary Verify that byte buffers are correctly accessed.
  29  * @modules java.base/jdk.internal.misc
  30  * @library /testlibrary
  31  *
  32  * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:-UseUnalignedAccesses -Djdk.test.lib.random.seed=0
  33  *      HeapByteBufferTest
  34  * @run main/othervm -Djdk.test.lib.random.seed=0
  35  *      HeapByteBufferTest
  36  */
  37 
  38 public class HeapByteBufferTest extends ByteBufferTest {
  39 
  40     public HeapByteBufferTest(long iterations, boolean direct) {
  41         super(iterations, direct);
  42     }
  43 
  44     public static void main(String[] args) {
  45         // The number of iterations is high to ensure that tiered
  46         // compilation kicks in all the way up to C2.
  47         long iterations = 100000;
  48         if (args.length > 0)
  49             iterations = Long.parseLong(args[0]);
  50 
  51         new HeapByteBufferTest(iterations, false).run();
  52     }
  53 }