1 /*
2 * Copyright (c) 2005, 2013, 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 * @test
26 * @bug 6200031 8025206
27 * @summary Test that the counter/gauge/string monitors emit a
28 * jmx.monitor.error.type notification when the attribute
29 * being monitored returns a null value.
30 * @author Luis-Miguel Alventosa
31 * @author Shanliang JIANG
32 * @run clean NullAttributeValueTest
33 * @run build NullAttributeValueTest
34 * @run main NullAttributeValueTest
35 */
36
37 import javax.management.*;
38 import javax.management.monitor.*;
39
40 public class NullAttributeValueTest implements NotificationListener {
41
42 // Flag to notify that a message has been received
43 private volatile boolean messageReceived = false;
44
45 // MBean class
46 public class ObservedObject implements ObservedObjectMBean {
47 public Integer getIntegerAttribute() {
48 return null;
49 }
50 public String getStringAttribute() {
51 return null;
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1 /*
2 * Copyright (c) 2005, 2015, 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 * @test
26 * @bug 6200031 8025206
27 * @summary Test that the counter/gauge/string monitors emit a
28 * jmx.monitor.error.type notification when the attribute
29 * being monitored returns a null value.
30 * @author Luis-Miguel Alventosa
31 * @author Shanliang JIANG
32 * @modules java.management
33 * @run clean NullAttributeValueTest
34 * @run build NullAttributeValueTest
35 * @run main NullAttributeValueTest
36 */
37
38 import javax.management.*;
39 import javax.management.monitor.*;
40
41 public class NullAttributeValueTest implements NotificationListener {
42
43 // Flag to notify that a message has been received
44 private volatile boolean messageReceived = false;
45
46 // MBean class
47 public class ObservedObject implements ObservedObjectMBean {
48 public Integer getIntegerAttribute() {
49 return null;
50 }
51 public String getStringAttribute() {
52 return null;
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