1 /*
   2  * Copyright (c) 2015, 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 Test locking on shared strings
  28  * @requires vm.cds.archived.java.heap
  29  * @library /test/hotspot/jtreg/runtime/appcds /test/lib
  30  * @modules java.base/jdk.internal.misc
  31  * @modules java.management
  32  *          jdk.jartool/sun.tools.jar
  33  * @compile LockStringTest.java LockStringValueTest.java
  34  * @build sun.hotspot.WhiteBox
  35  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  36  * @run driver LockSharedStrings
  37  * @run main/othervm -XX:+UseStringDeduplication LockSharedStrings
  38  * @run main/othervm -XX:-CompactStrings LockSharedStrings
  39  */
  40 
  41 public class LockSharedStrings {
  42     public static void main(String[] args) throws Exception {

  43         SharedStringsUtils.buildJarAndWhiteBox("LockStringTest", "LockStringValueTest");
  44 
  45         SharedStringsUtils.dumpWithWhiteBox(
  46             TestCommon.list("LockStringTest", "LockStringValueTest"),
  47             "ExtraSharedInput.txt", "-Xlog:cds,cds+hashtables");
  48 
  49         String[] extraMatch = new String[] {"LockStringTest: PASS"};
  50         SharedStringsUtils.runWithArchiveAndWhiteBox(extraMatch, "LockStringTest");
  51 
  52         extraMatch = new String[] {"LockStringValueTest: PASS"};
  53         SharedStringsUtils.runWithArchiveAndWhiteBox(extraMatch, "LockStringValueTest",
  54             "--add-opens=java.base/java.lang=ALL-UNNAMED");
  55     }
  56 }
--- EOF ---