8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package sun.jvmstat.perfdata.monitor.protocol.local;
27
28 import sun.misc.Perf;
29 import sun.jvmstat.monitor.*;
30 import sun.jvmstat.perfdata.monitor.*;
31 import java.util.*;
32 import java.io.*;
33 import java.nio.ByteBuffer;
34 import java.nio.channels.FileChannel;
35 import java.lang.reflect.Constructor;
36 import java.security.AccessController;
37
38 /**
39 * The concrete PerfDataBuffer implementation for the <em>local:</em>
40 * protocol for the HotSpot PerfData monitoring implementation.
41 * <p>
42 * This class is responsible for acquiring access to the shared memory
43 * instrumentation buffer for the target HotSpot Java Virtual Machine.
44 *
45 * @author Brian Doherty
46 * @since 1.5
47 */
48 // Suppreess unchecked conversion warning at line 34.
|
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package sun.jvmstat.perfdata.monitor.protocol.local;
27
28 import jdk.internal.perf.Perf;
29 import sun.jvmstat.monitor.*;
30 import sun.jvmstat.perfdata.monitor.*;
31 import java.util.*;
32 import java.io.*;
33 import java.nio.ByteBuffer;
34 import java.nio.channels.FileChannel;
35 import java.lang.reflect.Constructor;
36 import java.security.AccessController;
37
38 /**
39 * The concrete PerfDataBuffer implementation for the <em>local:</em>
40 * protocol for the HotSpot PerfData monitoring implementation.
41 * <p>
42 * This class is responsible for acquiring access to the shared memory
43 * instrumentation buffer for the target HotSpot Java Virtual Machine.
44 *
45 * @author Brian Doherty
46 * @since 1.5
47 */
48 // Suppreess unchecked conversion warning at line 34.
|