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 * @test
26 * @bug 6305746
27 * @summary Test that the null values returned by the ThreadMXBean work.
28 * @author Eamonn McManus
29 * @modules java.management
30 * @run clean ThreadMXBeanTest
31 * @run build ThreadMXBeanTest
32 * @run main ThreadMXBeanTest
33 * @key randomness
34 */
35
36 import java.lang.management.*;
37 import java.util.*;
38 import javax.management.*;
39
40 public class ThreadMXBeanTest {
41 public static void main(String[] args) throws Exception {
42 MBeanServer mbs = MBeanServerFactory.newMBeanServer();
43 ThreadMXBean tmb = ManagementFactory.getThreadMXBean();
44 StandardMBean smb = new StandardMBean(tmb, ThreadMXBean.class, true);
45 ObjectName on = new ObjectName("a:type=ThreadMXBean");
46 mbs.registerMBean(smb, on);
47 ThreadMXBean proxy = JMX.newMXBeanProxy(mbs, on, ThreadMXBean.class);
48 long[] ids1 = proxy.getAllThreadIds();
49
50 // Add some random ids to the list so we'll get back null ThreadInfo
51 long[] ids2 = new long[ids1.length + 10];
52 System.arraycopy(ids1, 0, ids2, 0, ids1.length);
53 Random r = new Random();
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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 * @test
26 * @bug 6305746
27 * @key randomness
28 * @summary Test that the null values returned by the ThreadMXBean work.
29 * @author Eamonn McManus
30 *
31 * @run clean ThreadMXBeanTest
32 * @run build ThreadMXBeanTest
33 * @run main ThreadMXBeanTest
34 */
35
36 import java.lang.management.*;
37 import java.util.*;
38 import javax.management.*;
39
40 public class ThreadMXBeanTest {
41 public static void main(String[] args) throws Exception {
42 MBeanServer mbs = MBeanServerFactory.newMBeanServer();
43 ThreadMXBean tmb = ManagementFactory.getThreadMXBean();
44 StandardMBean smb = new StandardMBean(tmb, ThreadMXBean.class, true);
45 ObjectName on = new ObjectName("a:type=ThreadMXBean");
46 mbs.registerMBean(smb, on);
47 ThreadMXBean proxy = JMX.newMXBeanProxy(mbs, on, ThreadMXBean.class);
48 long[] ids1 = proxy.getAllThreadIds();
49
50 // Add some random ids to the list so we'll get back null ThreadInfo
51 long[] ids2 = new long[ids1.length + 10];
52 System.arraycopy(ids1, 0, ids2, 0, ids1.length);
53 Random r = new Random();
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