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test/hotspot/jtreg/gc/epsilon/TestEpsilonEnabled.java

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rev 59879 : [mq]: 8249000


   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 package gc.epsilon;
  25 
  26 /**
  27  * @test TestAlwaysPretouch
  28  * @requires vm.gc.Epsilon & !vm.graal.enabled
  29  * @summary Basic sanity test for Epsilon
  30  * @library /test/lib
  31  * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+UseEpsilonGC gc.epsilon.TestEpsilonEnabled
  32  */
  33 
  34 import java.lang.management.GarbageCollectorMXBean;
  35 import java.lang.management.ManagementFactory;
  36 
  37 public class TestEpsilonEnabled {
  38   public static void main(String[] args) throws Exception {
  39     if (!isEpsilonEnabled()) {
  40       throw new IllegalStateException("Debug builds should have Epsilon enabled");
  41     }
  42   }
  43 
  44   public static boolean isEpsilonEnabled() {
  45     for (GarbageCollectorMXBean bean : ManagementFactory.getGarbageCollectorMXBeans()) {
  46       if (bean.getName().contains("Epsilon")) {
  47         return true;
  48       }


   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 package gc.epsilon;
  25 
  26 /**
  27  * @test TestAlwaysPretouch
  28  * @requires vm.gc.Epsilon
  29  * @summary Basic sanity test for Epsilon
  30  * @library /test/lib
  31  * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+UseEpsilonGC gc.epsilon.TestEpsilonEnabled
  32  */
  33 
  34 import java.lang.management.GarbageCollectorMXBean;
  35 import java.lang.management.ManagementFactory;
  36 
  37 public class TestEpsilonEnabled {
  38   public static void main(String[] args) throws Exception {
  39     if (!isEpsilonEnabled()) {
  40       throw new IllegalStateException("Debug builds should have Epsilon enabled");
  41     }
  42   }
  43 
  44   public static boolean isEpsilonEnabled() {
  45     for (GarbageCollectorMXBean bean : ManagementFactory.getGarbageCollectorMXBeans()) {
  46       if (bean.getName().contains("Epsilon")) {
  47         return true;
  48       }
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