| /* |
| * Copyright (c) 2005, 2015, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @test |
| * @bug 6333528 |
| * @summary Check that the initial threshold is properly used by the observed |
| * objects added before the counter monitor is started as well as by |
| * the observed objects which are added once the monitor is started. |
| * @author Luis-Miguel Alventosa |
| * |
| * @run clean CounterMonitorInitThresholdTest |
| * @run build CounterMonitorInitThresholdTest |
| * @run main CounterMonitorInitThresholdTest |
| */ |
| |
| import java.lang.management.ManagementFactory; |
| import javax.management.MBeanServer; |
| import javax.management.MBeanServerInvocationHandler; |
| import javax.management.Notification; |
| import javax.management.NotificationEmitter; |
| import javax.management.NotificationListener; |
| import javax.management.ObjectName; |
| import javax.management.monitor.CounterMonitor; |
| import javax.management.monitor.CounterMonitorMBean; |
| import javax.management.monitor.MonitorNotification; |
| |
| public class CounterMonitorInitThresholdTest { |
| |
| public interface TestMBean { |
| public int getCounter(); |
| public void setCounter(int count); |
| } |
| |
| public static class Test implements TestMBean { |
| public int getCounter() { |
| return count; |
| } |
| public void setCounter(int count) { |
| this.count = count; |
| } |
| private int count = 0; |
| } |
| |
| public static class Listener implements NotificationListener { |
| public void handleNotification(Notification n, Object hb) { |
| System.out.println("\tReceived notification: " + n.getType()); |
| if (n instanceof MonitorNotification) { |
| MonitorNotification mn = (MonitorNotification) n; |
| System.out.println("\tSource: " + |
| mn.getSource()); |
| System.out.println("\tType: " + |
| mn.getType()); |
| System.out.println("\tTimeStamp: " + |
| mn.getTimeStamp()); |
| System.out.println("\tObservedObject: " + |
| mn.getObservedObject()); |
| System.out.println("\tObservedAttribute: " + |
| mn.getObservedAttribute()); |
| System.out.println("\tDerivedGauge: " + |
| mn.getDerivedGauge()); |
| System.out.println("\tTrigger: " + |
| mn.getTrigger()); |
| } |
| } |
| } |
| |
| public static void runTest() throws Exception { |
| // Retrieve the platform MBean server |
| // |
| System.out.println("\nRetrieve the platform MBean server"); |
| MBeanServer mbs = ManagementFactory.getPlatformMBeanServer(); |
| String domain = mbs.getDefaultDomain(); |
| |
| // Create and register TestMBeans |
| // |
| ObjectName name1 = |
| new ObjectName(domain + |
| ":type=" + Test.class.getName() + |
| ",name=1"); |
| mbs.createMBean(Test.class.getName(), name1); |
| TestMBean mbean1 = (TestMBean) |
| MBeanServerInvocationHandler.newProxyInstance( |
| mbs, name1, TestMBean.class, false); |
| ObjectName name2 = |
| new ObjectName(domain + |
| ":type=" + Test.class.getName() + |
| ",name=2"); |
| mbs.createMBean(Test.class.getName(), name2); |
| TestMBean mbean2 = (TestMBean) |
| MBeanServerInvocationHandler.newProxyInstance( |
| mbs, name2, TestMBean.class, false); |
| |
| // Create and register CounterMonitorMBean |
| // |
| ObjectName cmn = |
| new ObjectName(domain + |
| ":type=" + CounterMonitor.class.getName()); |
| CounterMonitor m = new CounterMonitor(); |
| mbs.registerMBean(m, cmn); |
| CounterMonitorMBean cm = (CounterMonitorMBean) |
| MBeanServerInvocationHandler.newProxyInstance( |
| mbs, cmn, CounterMonitorMBean.class, true); |
| ((NotificationEmitter) cm).addNotificationListener( |
| new Listener(), null, null); |
| cm.setObservedAttribute("Counter"); |
| cm.setGranularityPeriod(100); |
| cm.setInitThreshold(3); |
| cm.setNotify(true); |
| |
| // Add observed object name1 |
| // |
| System.out.println("\nObservedObject \"" + name1 + |
| "\" registered before starting the monitor"); |
| cm.addObservedObject(name1); |
| |
| // Start the monitor |
| // |
| System.out.println("\nStart monitoring..."); |
| cm.start(); |
| |
| // Play with counter for name1 |
| // |
| System.out.println("\nTest ObservedObject \"" + name1 + "\""); |
| for (int i = 0; i < 4; i++) { |
| mbean1.setCounter(i); |
| System.out.println("\nCounter = " + mbean1.getCounter()); |
| Thread.sleep(300); |
| Number thresholdValue = cm.getThreshold(name1); |
| System.out.println("Threshold = " + thresholdValue); |
| if (thresholdValue.intValue() != 3) { |
| System.out.println("Wrong threshold! Current value = " + |
| thresholdValue + " Expected value = 3"); |
| System.out.println("\nStop monitoring..."); |
| cm.stop(); |
| throw new IllegalArgumentException("wrong threshold"); |
| } |
| Thread.sleep(300); |
| } |
| |
| // Add observed object name2 |
| // |
| System.out.println("\nObservedObject \"" + name2 + |
| "\" registered after starting the monitor"); |
| cm.addObservedObject(name2); |
| |
| // Play with counter for name2 |
| // |
| System.out.println("\nTest ObservedObject \"" + name2 + "\""); |
| for (int i = 0; i < 4; i++) { |
| mbean2.setCounter(i); |
| System.out.println("\nCounter = " + mbean2.getCounter()); |
| Thread.sleep(300); |
| Number thresholdValue = cm.getThreshold(name2); |
| System.out.println("Threshold = " + thresholdValue); |
| if (thresholdValue.intValue() != 3) { |
| System.out.println("Wrong threshold! Current value = " + |
| thresholdValue + " Expected value = 3"); |
| System.out.println("\nStop monitoring..."); |
| cm.stop(); |
| throw new IllegalArgumentException("wrong threshold"); |
| } |
| Thread.sleep(300); |
| } |
| |
| // Stop the monitor |
| // |
| System.out.println("\nStop monitoring..."); |
| cm.stop(); |
| } |
| |
| public static void main(String[] args) throws Exception { |
| runTest(); |
| } |
| } |