Example usage for java.lang.management ManagementFactory getPlatformMBeanServer

Introduction

In this page you can find the example usage for java.lang.management ManagementFactory getPlatformMBeanServer.

Prototype

public static synchronized MBeanServer getPlatformMBeanServer() 

Source Link

Document

Returns the platform javax.management.MBeanServer MBeanServer .

Usage

From source file:org.sakaiproject.kernel.component.core.SharedClassLoaderContainer.java

/**
 * Create a shared classloader object./*from w w  w.  j a v  a 2 s .  c  o m*/
 * 
 * @param kernel
 *          the kernel to connect to.
 * @param shutdownService
 *          the shutdown service.
 * @throws JMRuntimeException
 * @throws JMException
 * @throws InvalidTargetObjectTypeException
 */
@Inject
public SharedClassLoaderContainer(Kernel kernel, ShutdownService shutdownService, SharedClassLoader classLoader)
        throws JMRuntimeException, JMException, InvalidTargetObjectTypeException {
    this.sharedClassLoader = classLoader;
    MBeanServer mbs = ManagementFactory.getPlatformMBeanServer();
    RequiredModelMBean model = new RequiredModelMBean(createMBeanInfo());
    model.setManagedResource(this, "objectReference");
    ObjectName common = new ObjectName(CommonObject.MBEAN_COMMON + ".sharedclassloader");
    mbs.registerMBean(model, common);

    // Explicit register this container to be shutdown, we dont want this
    // container exposed as a service, so we register directly. Within the
    // same module, this approach should be taken to give the IoC container
    // a dependency graph.
    shutdownService.register(this);
}

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From source file:org.apache.hadoop.hdfs.server.namenode.ha.TestHAMetrics.java

@Test(timeout = 300000)
public void testHAMetrics() throws Exception {
    Configuration conf = new Configuration();
    conf.setInt(DFSConfigKeys.DFS_HA_TAILEDITS_PERIOD_KEY, 1);
    conf.setInt(DFSConfigKeys.DFS_HA_LOGROLL_PERIOD_KEY, Integer.MAX_VALUE);

    MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).nnTopology(MiniDFSNNTopology.simpleHATopology())
            .numDataNodes(1).build();//from   w  w w .  ja v  a 2  s.  com
    FileSystem fs = null;
    try {
        cluster.waitActive();

        FSNamesystem nn0 = cluster.getNamesystem(0);
        FSNamesystem nn1 = cluster.getNamesystem(1);

        assertEquals(nn0.getHAState(), "standby");
        assertTrue(0 < nn0.getMillisSinceLastLoadedEdits());
        assertEquals(nn1.getHAState(), "standby");
        assertTrue(0 < nn1.getMillisSinceLastLoadedEdits());

        cluster.transitionToActive(0);
        final MBeanServer mbs = ManagementFactory.getPlatformMBeanServer();
        final ObjectName mxbeanName = new ObjectName("Hadoop:service=NameNode,name=NameNodeStatus");
        final Long ltt1 = (Long) mbs.getAttribute(mxbeanName, "LastHATransitionTime");
        assertTrue("lastHATransitionTime should be > 0", ltt1 > 0);

        assertEquals("active", nn0.getHAState());
        assertEquals(0, nn0.getMillisSinceLastLoadedEdits());
        assertEquals("standby", nn1.getHAState());
        assertTrue(0 < nn1.getMillisSinceLastLoadedEdits());

        cluster.transitionToStandby(0);
        final Long ltt2 = (Long) mbs.getAttribute(mxbeanName, "LastHATransitionTime");
        assertTrue("lastHATransitionTime should be > " + ltt1, ltt2 > ltt1);
        cluster.transitionToActive(1);

        assertEquals("standby", nn0.getHAState());
        assertTrue(0 < nn0.getMillisSinceLastLoadedEdits());
        assertEquals("active", nn1.getHAState());
        assertEquals(0, nn1.getMillisSinceLastLoadedEdits());

        Thread.sleep(2000); // make sure standby gets a little out-of-date
        assertTrue(2000 <= nn0.getMillisSinceLastLoadedEdits());

        assertEquals(0, nn0.getPendingDataNodeMessageCount());
        assertEquals(0, nn1.getPendingDataNodeMessageCount());

        fs = HATestUtil.configureFailoverFs(cluster, conf);
        DFSTestUtil.createFile(fs, new Path("/foo"), 10, (short) 1, 1L);

        assertTrue(0 < nn0.getPendingDataNodeMessageCount());
        assertEquals(0, nn1.getPendingDataNodeMessageCount());
        long millisSinceLastLoadedEdits = nn0.getMillisSinceLastLoadedEdits();

        HATestUtil.waitForStandbyToCatchUp(cluster.getNameNode(1), cluster.getNameNode(0));

        assertEquals(0, nn0.getPendingDataNodeMessageCount());
        assertEquals(0, nn1.getPendingDataNodeMessageCount());
        long newMillisSinceLastLoadedEdits = nn0.getMillisSinceLastLoadedEdits();
        // Since we just waited for the standby to catch up, the time since we
        // last loaded edits should be very low.
        assertTrue("expected " + millisSinceLastLoadedEdits + " > " + newMillisSinceLastLoadedEdits,
                millisSinceLastLoadedEdits > newMillisSinceLastLoadedEdits);
    } finally {
        IOUtils.cleanup(LOG, fs);
        cluster.shutdown();
    }
}

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From source file:org.rhq.core.pc.PluginContainerMBeanImpl.java

public void unregister() {
    MBeanServer server = ManagementFactory.getPlatformMBeanServer();
    try {/* ww  w .j av  a2 s  .c o m*/
        server.unregisterMBean(new ObjectName(OBJECT_NAME));
    } catch (Exception e) {
        log.warn("Unable to unregister PluginContainerMBean", e);
    }
}

---

From source file:uk.co.gidley.jmxmonitor.services.InternalJmx.java

public InternalJmx(MainConfiguration configuration, RegistryShutdownHub registryShutdownHub)
        throws InitialisationException, MalformedObjectNameException {
    //TODO make this a symbol
    this.PROPERTY_PREFIX = ThreadManager.PROPERTY_PREFIX;
    registryShutdownHub.addRegistryShutdownListener(this);
    connectorServerName = ObjectName.getInstance("connectors:protocol=rmi");
    MBEAN_SERVER = ManagementFactory.getPlatformMBeanServer();

    start(configuration.getConfiguration());
}

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From source file:net.gcolin.simplerepo.test.AbstractRepoTest.java

protected Object executeOperationJmx(String name, String operation, Object[] arguments, String[] signature)
        throws Exception {
    MBeanServer server = ManagementFactory.getPlatformMBeanServer();
    ObjectName oname = server.queryNames(new ObjectName(name), null).iterator().next();
    return server.invoke(oname, operation, arguments, signature);
}

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From source file:org.wso2.carbon.ndatasource.rdbms.RDBMSDataSource.java

private void registerMBean() {
    MBeanServer mBeanServer = ManagementFactory.getPlatformMBeanServer();
    String mBean = "";
    try {// w w  w  . ja va2  s .  c  om
        if (DataSourceUtils.getCurrentDataSourceId() == null) {
            if (log.isDebugEnabled()) {
                log.debug("The current dataSource id is not set");
            }
            return;
        }
        String[] dataSourceId = DataSourceUtils.getCurrentDataSourceId().split(":");
        mBean = dataSourceId[1] + "," + dataSourceId[0];
        ObjectName objectName = new ObjectName(mBean + ":type=DataSource");
        mBeanServer.registerMBean(this.dataSource.createPool().getJmxPool(), objectName);
    } catch (InstanceAlreadyExistsException e) {
        //ignore as the mbean for the same datasource name is already exist
    } catch (MalformedObjectNameException e) {
        log.error("Error while registering the MBean for dataSource '" + mBean + " " + e.getMessage(), e);
    } catch (NotCompliantMBeanException e) {
        log.error("Error while registering the MBean for dataSource '" + mBean + " " + e.getMessage(), e);
    } catch (SQLException e) {
        log.error("Error while registering the MBean for dataSource '" + mBean + " " + e.getMessage(), e);
    } catch (MBeanRegistrationException e) {
        log.error("Error while registering the MBean for dataSource '" + mBean + " " + e.getMessage(), e);
    }
}

---

From source file:org.opendaylight.controller.config.yang.logback.config.LogbackModuleWithInitialConfigurationTest.java

/**
 * Tests that initial configuration was changed. Changed attributes:
 * location, fileName, duplicateInsertTries. Added new FileAppender.
 *///from w  ww  . j  a  v  a2 s.com
@Test
public void test() throws Exception {

    createBeans();

    ConfigTransactionClient transaction = configRegistryClient.createTransaction();

    LogbackModuleMXBean bean = JMX.newMXBeanProxy(ManagementFactory.getPlatformMBeanServer(),
            transaction.lookupConfigBean("logback", "singleton"), LogbackModuleMXBean.class);
    assertEquals(1, bean.getConsoleAppenderTO().size());
    assertEquals(1, bean.getRollingFileAppenderTO().size());
    assertEquals(0, bean.getFileAppenderTO().size());
    assertEquals(1, bean.getLoggerTO().size());

    RollingFileAppenderTO rolling = new RollingFileAppenderTO();
    RollingFileAppenderTO old = bean.getRollingFileAppenderTO().get(0);
    rolling.setAppend(old.getAppend());
    rolling.setEncoderPattern(old.getEncoderPattern());
    rolling.setRollingPolicyType(old.getRollingPolicyType());
    rolling.setFileName("target/logFile1.log");
    rolling.setFileNamePattern("target/%i.log");
    rolling.setMaxFileSize(old.getMaxFileSize());
    rolling.setMinIndex(old.getMinIndex());
    rolling.setMaxIndex(old.getMaxIndex());
    rolling.setName("FILE");

    ConsoleAppenderTO console = new ConsoleAppenderTO();
    console.setEncoderPattern("%date %level [%thread] %logger{10} %msg%n");
    console.setName("SYSTEM");
    console.setThresholdFilter("DEBUG");

    FileAppenderTO file = new FileAppenderTO();
    file.setName("FILE_APPENDER");
    file.setAppend(true);
    file.setEncoderPattern("%-4relative [%thread] %-5level %logger{35} - %msg%n");
    file.setFileName("target/testFile.log");

    bean.setConsoleAppenderTO(Lists.newArrayList(console));
    bean.setRollingFileAppenderTO(Lists.newArrayList(rolling));
    bean.setFileAppenderTO(Lists.newArrayList(file));

    LoggerTO logger = new LoggerTO();
    logger.setLevel("INFO");
    logger.setLoggerName("logger");
    logger.setAppenders(Lists.newArrayList("SYSTEM"));

    LoggerTO fileLogger = new LoggerTO();
    fileLogger.setLevel("DEBUG");
    fileLogger.setLoggerName("fileLogger");
    fileLogger.setAppenders(Lists.newArrayList("FILE_APPENDER"));

    List<LoggerTO> loggers = Lists.newArrayList(logger, fileLogger);
    bean.setLoggerTO(loggers);

    transaction.commit();

    LogbackModuleMXBean logback = configRegistryClient.newMXBeanProxy(
            ObjectNameUtil.createReadOnlyModuleON("logback", "singleton"), LogbackModuleMXBean.class);

    List<RollingFileAppenderTO> rollingList = logback.getRollingFileAppenderTO();
    assertEquals(1, rollingList.size());

    RollingFileAppenderTO rollingApp = rollingList.get(0);
    assertEquals(rollingApp.getFileName(), "target/logFile1.log");
    assertEquals(rollingApp.getName(), "FILE");

    List<ConsoleAppenderTO> consoleList = logback.getConsoleAppenderTO();
    assertEquals(1, consoleList.size());

    ConsoleAppenderTO consoleApp = consoleList.get(0);
    assertEquals(consoleApp.getThresholdFilter(), "DEBUG");
    assertEquals(consoleApp.getName(), "SYSTEM");

    List<FileAppenderTO> fileList = logback.getFileAppenderTO();
    assertEquals(1, fileList.size());

    FileAppenderTO fileApp = fileList.get(0);
    assertEquals(fileApp.getFileName(), "target/testFile.log");
    assertEquals(fileApp.getName(), "FILE_APPENDER");

    loggers = logback.getLoggerTO();
    assertEquals(2, loggers.size());
    assertEquals("logger", loggers.get(0).getLoggerName());
    assertEquals("fileLogger", loggers.get(1).getLoggerName());

}

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From source file:org.apache.streams.monitoring.tasks.BroadcastMonitorThread.java

public BroadcastMonitorThread(Map<String, Object> streamConfig) {
    keepRunning = true;//from  ww w .j  a  v  a 2 s  .c  om
    this.streamConfig = streamConfig;

    LOGGER.info("BroadcastMonitorThread starting" + streamConfig);

    server = ManagementFactory.getPlatformMBeanServer();

    setBroadcastURI();
    setWaitTime();

    if (broadcastURI != null) {
        if (broadcastURI.getScheme().equals("http")) {
            messagePersister = new BroadcastMessagePersister(broadcastURI.toString());
        } else if (broadcastURI.getScheme().equals("udp")) {
            messagePersister = new LogstashUdpMessagePersister(broadcastURI.toString());
        } else {
            LOGGER.error("You need to specify a broadcast URI with either a HTTP or UDP protocol defined.");
            throw new RuntimeException();
        }
    } else {
        messagePersister = new SLF4JMessagePersister();
    }

    initializeObjectMapper();

    LOGGER.info("BroadcastMonitorThread started");
}

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From source file:org.apache.hadoop.hdfs.server.common.MetricsLoggerTask.java

/**
 * Write metrics to the metrics appender when invoked.
 *//*from  w ww. j a  v  a2  s  .c  o  m*/
@Override
public void run() {
    // Skip querying metrics if there are no known appenders.
    if (!metricsLog.isInfoEnabled() || !hasAppenders(metricsLog) || objectName == null) {
        return;
    }

    metricsLog.info(" >> Begin " + nodeName + " metrics dump");
    final MBeanServer server = ManagementFactory.getPlatformMBeanServer();

    // Iterate over each MBean.
    for (final ObjectName mbeanName : server.queryNames(objectName, null)) {
        try {
            MBeanInfo mBeanInfo = server.getMBeanInfo(mbeanName);
            final String mBeanNameName = MBeans.getMbeanNameName(mbeanName);
            final Set<String> attributeNames = getFilteredAttributes(mBeanInfo);

            final AttributeList attributes = server.getAttributes(mbeanName,
                    attributeNames.toArray(new String[attributeNames.size()]));

            for (Object o : attributes) {
                final Attribute attribute = (Attribute) o;
                final Object value = attribute.getValue();
                final String valueStr = (value != null) ? value.toString() : "null";
                // Truncate the value if it is too long
                metricsLog.info(mBeanNameName + ":" + attribute.getName() + "=" + trimLine(valueStr));
            }
        } catch (Exception e) {
            metricsLog.error("Failed to get " + nodeName + " metrics for mbean " + mbeanName.toString(), e);
        }
    }
    metricsLog.info(" << End " + nodeName + " metrics dump");
}

---

From source file:org.jmxtrans.embedded.util.pool.ManagedGenericKeyedObjectPoolTest.java

@Test
public void testMbeanAttributeAccess() throws Exception {
    BaseKeyedPooledObjectFactory<String, String> factory = new BaseKeyedPooledObjectFactory<String, String>() {
        @Override//from w ww  .  j  a va 2 s  .c  o  m
        public String create(String key) throws Exception {
            return key;
        }

        @Override
        public PooledObject<String> wrap(String value) {
            return new DefaultPooledObject<String>(value);
        }
    };
    GenericKeyedObjectPoolConfig config = new GenericKeyedObjectPoolConfig();
    config.setJmxNameBase("org.jmxtrans.embedded:type=GenericKeyedObjectPool,writer=MyWriter,name=");
    config.setJmxNamePrefix("my-host_1234");
    GenericKeyedObjectPool<String, String> objectPool = new GenericKeyedObjectPool<String, String>(factory,
            config);

    ObjectName objectName = new ObjectName(
            "org.jmxtrans.embedded:type=GenericKeyedObjectPool,writer=MyWriter,name=my-host_1234");
    MBeanServer mbeanServer = ManagementFactory.getPlatformMBeanServer();
    try {
        Object numIdle = mbeanServer.getAttribute(objectName, "NumIdle");
        assertThat(numIdle, instanceOf(Number.class));

    } finally {
        mbeanServer.unregisterMBean(objectName);
    }
}

---

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