Examples with ObjectInstance javax.management.ObjectInstance used on opensource projects

Example 86 with ObjectInstance

use of javax.management.ObjectInstance in project camel by apache.

the class DefaultManagementAgent method registerMBeanWithServer.

private void registerMBeanWithServer(Object obj, ObjectName name, boolean forceRegistration) throws JMException {
    // have we already registered the bean, there can be shared instances in the camel routes
    boolean exists = isRegistered(name);
    if (exists) {
        if (forceRegistration) {
            LOG.info("ForceRegistration enabled, unregistering existing MBean with ObjectName: {}", name);
            server.unregisterMBean(name);
        } else {
            // okay ignore we do not want to force it and it could be a shared instance
            LOG.debug("MBean already registered with ObjectName: {}", name);
        }
    }
    // register bean if by force or not exists
    ObjectInstance instance = null;
    if (forceRegistration || !exists) {
        LOG.trace("Registering MBean with ObjectName: {}", name);
        instance = server.registerMBean(obj, name);
    }
    // need to use the name returned from the server as some JEE servers may modify the name
    if (instance != null) {
        ObjectName registeredName = instance.getObjectName();
        LOG.debug("Registered MBean with ObjectName: {}", registeredName);
        mbeansRegistered.put(name, registeredName);
    }
}

Example 87 with ObjectInstance

use of javax.management.ObjectInstance in project camel by apache.

the class DefaultManagementAgentMockTest method testObjectNameModification.

@Test
public void testObjectNameModification() throws JMException {
    MBeanServer mbeanServer = createStrictMock(MBeanServer.class);
    ObjectInstance instance = createStrictMock(ObjectInstance.class);
    ManagementAgent agent = new DefaultManagementAgent();
    agent.setMBeanServer(mbeanServer);
    Object object = "object";
    ObjectName sourceObjectName = new ObjectName("domain", "key", "value");
    ObjectName registeredObjectName = new ObjectName("domain", "key", "otherValue");
    // Register MBean and return different ObjectName
    expect(mbeanServer.isRegistered(sourceObjectName)).andReturn(false);
    expect(mbeanServer.registerMBean(object, sourceObjectName)).andReturn(instance);
    expect(instance.getObjectName()).andReturn(registeredObjectName);
    expect(mbeanServer.isRegistered(registeredObjectName)).andReturn(true);
    replay(mbeanServer, instance);
    agent.register(object, sourceObjectName);
    assertTrue(agent.isRegistered(sourceObjectName));
    verify(mbeanServer, instance);
    reset(mbeanServer, instance);
    // ... and unregister it again
    expect(mbeanServer.isRegistered(registeredObjectName)).andReturn(true);
    mbeanServer.unregisterMBean(registeredObjectName);
    expect(mbeanServer.isRegistered(sourceObjectName)).andReturn(false);
    replay(mbeanServer);
    agent.unregister(sourceObjectName);
    assertFalse(agent.isRegistered(sourceObjectName));
    verify(mbeanServer);
}

Example 88 with ObjectInstance

use of javax.management.ObjectInstance in project geode by apache.

the class MBeanServerConnectionRule method getProxyMBean.

/**
   * Retrieve a new proxy MBean
   *
   * @return A new proxy MBean of the same type with which the class was constructed
   */
public <T> T getProxyMBean(Class<T> proxyClass, String beanQueryName) throws MalformedObjectNameException, IOException {
    ObjectName name = null;
    QueryExp query = null;
    if (proxyClass != null) {
        query = Query.isInstanceOf(Query.value(proxyClass.getName()));
    }
    if (beanQueryName != null) {
        name = ObjectName.getInstance(beanQueryName);
    }
    Set<ObjectInstance> beans = con.queryMBeans(name, query);
    assertEquals("failed to find only one instance of type " + proxyClass.getName() + " with name " + beanQueryName, 1, beans.size());
    return JMX.newMXBeanProxy(con, ((ObjectInstance) beans.toArray()[0]).getObjectName(), proxyClass);
}

Example 89 with ObjectInstance

use of javax.management.ObjectInstance in project geode by apache.

the class ManagementAdapter method handleManagerStop.

/**
   * Handles all the clean up activities when a Manager is stopped It clears the distributed mbeans
   * and underlying data structures
   */
public void handleManagerStop() throws ManagementException {
    if (!isServiceInitialised("handleManagerStop")) {
        return;
    }
    MBeanJMXAdapter jmxAdapter = service.getJMXAdapter();
    Map<ObjectName, Object> registeredMBeans = jmxAdapter.getLocalGemFireMBean();
    ObjectName aggregatemMBeanPattern;
    try {
        aggregatemMBeanPattern = new ObjectName(ManagementConstants.AGGREGATE_MBEAN_PATTERN);
    } catch (MalformedObjectNameException | NullPointerException e1) {
        throw new ManagementException(e1);
    }
    MemberMXBean localMember = service.getMemberMXBean();
    ObjectName memberObjectName = MBeanJMXAdapter.getMemberMBeanName(InternalDistributedSystem.getConnectedInstance().getDistributedMember());
    FederationComponent removedComp = service.getLocalManager().getFedComponents().get(memberObjectName);
    service.afterRemoveProxy(memberObjectName, MemberMXBean.class, localMember, removedComp);
    for (ObjectName objectName : registeredMBeans.keySet()) {
        if (objectName.equals(memberObjectName)) {
            continue;
        }
        if (aggregatemMBeanPattern.apply(objectName)) {
            continue;
        }
        Object object = registeredMBeans.get(objectName);
        ObjectInstance instance;
        try {
            instance = mbeanServer.getObjectInstance(objectName);
            String className = instance.getClassName();
            Class cls = ClassLoadUtil.classFromName(className);
            Type[] intfTyps = cls.getGenericInterfaces();
            FederationComponent oldObj = service.getLocalManager().getFedComponents().get(objectName);
            for (Type intfTyp1 : intfTyps) {
                Class intfTyp = (Class) intfTyp1;
                service.afterRemoveProxy(objectName, intfTyp, object, oldObj);
            }
        } catch (InstanceNotFoundException | ClassNotFoundException e) {
            logger.warn("Failed to invoke aggregator for {} with exception {}", objectName, e.getMessage(), e);
        }
    }
    service.removeProxyListener(this.aggregator);
    this.aggregator = null;
}

Example 90 with ObjectInstance

use of javax.management.ObjectInstance in project jdk8u_jdk by JetBrains.

the class ScanManager method addDirectoryScanner.

// Creates and registers a new directory scanner.
// Called by applyConfiguration.
// throws IllegalStateException if state is not STOPPED or COMPLETED
// (you cannot change the config while scanning is scheduled or running).
//
private DirectoryScannerMXBean addDirectoryScanner(DirectoryScannerConfig bean) throws JMException {
    try {
        final DirectoryScannerMXBean scanner;
        final ObjectName scanName;
        synchronized (this) {
            if (state != STOPPED && state != COMPLETED)
                throw new IllegalStateException(state.toString());
            scanner = createDirectoryScanner(bean);
            scanName = makeDirectoryScannerName(bean.getName());
        }
        LOG.fine("server: " + mbeanServer);
        LOG.fine("scanner: " + scanner);
        LOG.fine("scanName: " + scanName);
        final ObjectInstance moi = mbeanServer.registerMBean(scanner, scanName);
        final ObjectName moiName = moi.getObjectName();
        final DirectoryScannerMXBean proxy = JMX.newMXBeanProxy(mbeanServer, moiName, DirectoryScannerMXBean.class, true);
        scanmap.put(moiName, proxy);
        return proxy;
    } catch (RuntimeException x) {
        final String msg = "Operation failed: " + x;
        if (LOG.isLoggable(Level.FINEST))
            LOG.log(Level.FINEST, msg, x);
        else
            LOG.fine(msg);
        throw x;
    } catch (JMException x) {
        final String msg = "Operation failed: " + x;
        if (LOG.isLoggable(Level.FINEST))
            LOG.log(Level.FINEST, msg, x);
        else
            LOG.fine(msg);
        throw x;
    }
}