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 /* @test
  25  * @bug 6606598 7024172
  26  * @summary Unit test for java.lang.management.BufferPoolMXBean
  27  * @run main/othervm Basic

  28  */
  29 
  30 import java.nio.ByteBuffer;
  31 import java.nio.MappedByteBuffer;
  32 import java.nio.file.Path;
  33 import java.nio.file.Files;
  34 import static java.nio.file.StandardOpenOption.*;
  35 import java.nio.channels.FileChannel;
  36 import java.lang.management.BufferPoolMXBean;
  37 import java.lang.management.ManagementFactory;
  38 import javax.management.MBeanServer;
  39 import javax.management.ObjectName;
  40 import java.lang.ref.WeakReference;
  41 import java.util.*;
  42 
  43 public class Basic {
  44 
  45     // static fields to ensure buffers aren't GC'ed
  46     static List<ByteBuffer> buffers;
  47     static MappedByteBuffer mbb;

   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 /* @test
  25  * @bug 6606598 7024172
  26  * @summary Unit test for java.lang.management.BufferPoolMXBean
  27  * @run main/othervm Basic
  28  * @key randomness
  29  */
  30 
  31 import java.nio.ByteBuffer;
  32 import java.nio.MappedByteBuffer;
  33 import java.nio.file.Path;
  34 import java.nio.file.Files;
  35 import static java.nio.file.StandardOpenOption.*;
  36 import java.nio.channels.FileChannel;
  37 import java.lang.management.BufferPoolMXBean;
  38 import java.lang.management.ManagementFactory;
  39 import javax.management.MBeanServer;
  40 import javax.management.ObjectName;
  41 import java.lang.ref.WeakReference;
  42 import java.util.*;
  43 
  44 public class Basic {
  45 
  46     // static fields to ensure buffers aren't GC'ed
  47     static List<ByteBuffer> buffers;
  48     static MappedByteBuffer mbb;