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

Example 26 with Notification

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

the class GarbageCollectorImpl method createGCNotification.

void createGCNotification(long timestamp, String gcName, String gcAction, String gcCause, GcInfo gcInfo) {
    if (!hasListeners()) {
        return;
    }
    Notification notif = new Notification(GarbageCollectionNotificationInfo.GARBAGE_COLLECTION_NOTIFICATION, getObjectName(), getNextSeqNumber(), timestamp, gcName);
    GarbageCollectionNotificationInfo info = new GarbageCollectionNotificationInfo(gcName, gcAction, gcCause, gcInfo);
    CompositeData cd = GarbageCollectionNotifInfoCompositeData.toCompositeData(info);
    notif.setUserData(cd);
    sendNotification(notif);
}

Example 27 with Notification

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

the class MemoryImpl method createNotification.

static void createNotification(String notifType, String poolName, MemoryUsage usage, long count) {
    MemoryImpl mbean = (MemoryImpl) ManagementFactory.getMemoryMXBean();
    if (!mbean.hasListeners()) {
        // if no listener is registered.
        return;
    }
    long timestamp = System.currentTimeMillis();
    String msg = getNotifMsg(notifType);
    Notification notif = new Notification(notifType, mbean.getObjectName(), getNextSeqNumber(), timestamp, msg);
    MemoryNotificationInfo info = new MemoryNotificationInfo(poolName, usage, count);
    CompositeData cd = MemoryNotifInfoCompositeData.toCompositeData(info);
    notif.setUserData(cd);
    mbean.sendNotification(notif);
}

Example 28 with Notification

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

the class RMIConnector method connect.

/**
     * @throws IOException if the connection could not be made because of a
     *   communication problem, or in the case of the {@code iiop} protocol,
     *   that RMI/IIOP is not supported
     */
public synchronized void connect(Map<String, ?> environment) throws IOException {
    final boolean tracing = logger.traceOn();
    String idstr = (tracing ? "[" + this.toString() + "]" : null);
    if (terminated) {
        logger.trace("connect", idstr + " already closed.");
        throw new IOException("Connector closed");
    }
    if (connected) {
        logger.trace("connect", idstr + " already connected.");
        return;
    }
    try {
        if (tracing)
            logger.trace("connect", idstr + " connecting...");
        final Map<String, Object> usemap = new HashMap<String, Object>((this.env == null) ? Collections.<String, Object>emptyMap() : this.env);
        if (environment != null) {
            EnvHelp.checkAttributes(environment);
            usemap.putAll(environment);
        }
        // Get RMIServer stub from directory or URL encoding if needed.
        if (tracing)
            logger.trace("connect", idstr + " finding stub...");
        RMIServer stub = (rmiServer != null) ? rmiServer : findRMIServer(jmxServiceURL, usemap);
        // Check for secure RMIServer stub if the corresponding
        // client-side environment property is set to "true".
        //
        String stringBoolean = (String) usemap.get("jmx.remote.x.check.stub");
        boolean checkStub = EnvHelp.computeBooleanFromString(stringBoolean);
        if (checkStub)
            checkStub(stub, rmiServerImplStubClass);
        // Connect IIOP Stub if needed.
        if (tracing)
            logger.trace("connect", idstr + " connecting stub...");
        stub = connectStub(stub, usemap);
        idstr = (tracing ? "[" + this.toString() + "]" : null);
        // Calling newClient on the RMIServer stub.
        if (tracing)
            logger.trace("connect", idstr + " getting connection...");
        Object credentials = usemap.get(CREDENTIALS);
        try {
            connection = getConnection(stub, credentials, checkStub);
        } catch (java.rmi.RemoteException re) {
            if (jmxServiceURL != null) {
                final String pro = jmxServiceURL.getProtocol();
                final String path = jmxServiceURL.getURLPath();
                if ("rmi".equals(pro) && path.startsWith("/jndi/iiop:")) {
                    MalformedURLException mfe = new MalformedURLException("Protocol is rmi but JNDI scheme is iiop: " + jmxServiceURL);
                    mfe.initCause(re);
                    throw mfe;
                }
            }
            throw re;
        }
        //   or contextClassLoader at connect time.
        if (tracing)
            logger.trace("connect", idstr + " getting class loader...");
        defaultClassLoader = EnvHelp.resolveClientClassLoader(usemap);
        usemap.put(JMXConnectorFactory.DEFAULT_CLASS_LOADER, defaultClassLoader);
        rmiNotifClient = new RMINotifClient(defaultClassLoader, usemap);
        env = usemap;
        final long checkPeriod = EnvHelp.getConnectionCheckPeriod(usemap);
        communicatorAdmin = new RMIClientCommunicatorAdmin(checkPeriod);
        connected = true;
        // The connectionId variable is used in doStart(), when
        // reconnecting, to identify the "old" connection.
        //
        connectionId = getConnectionId();
        Notification connectedNotif = new JMXConnectionNotification(JMXConnectionNotification.OPENED, this, connectionId, clientNotifSeqNo++, "Successful connection", null);
        sendNotification(connectedNotif);
        if (tracing)
            logger.trace("connect", idstr + " done...");
    } catch (IOException e) {
        if (tracing)
            logger.trace("connect", idstr + " failed to connect: " + e);
        throw e;
    } catch (RuntimeException e) {
        if (tracing)
            logger.trace("connect", idstr + " failed to connect: " + e);
        throw e;
    } catch (NamingException e) {
        final String msg = "Failed to retrieve RMIServer stub: " + e;
        if (tracing)
            logger.trace("connect", idstr + " " + msg);
        throw EnvHelp.initCause(new IOException(msg), e);
    }
}

Example 29 with Notification

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

the class RequiredModelMBean method sendNotification.

public void sendNotification(String ntfyText) throws MBeanException, RuntimeOperationsException {
    if (MODELMBEAN_LOGGER.isLoggable(Level.FINER)) {
        MODELMBEAN_LOGGER.logp(Level.FINER, RequiredModelMBean.class.getName(), "sendNotification(String)", "Entry");
    }
    if (ntfyText == null)
        throw new RuntimeOperationsException(new IllegalArgumentException("notification message must not " + "be null"), "Exception occurred trying to send a text notification " + "from a ModelMBean");
    Notification myNtfyObj = new Notification("jmx.modelmbean.generic", this, 1, ntfyText);
    sendNotification(myNtfyObj);
    if (MODELMBEAN_LOGGER.isLoggable(Level.FINER)) {
        MODELMBEAN_LOGGER.logp(Level.FINER, RequiredModelMBean.class.getName(), "sendNotification(String)", "Notification sent");
        MODELMBEAN_LOGGER.logp(Level.FINER, RequiredModelMBean.class.getName(), "sendNotification(String)", "Exit");
    }
}

Example 30 with Notification

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

the class OldMBeanServerTest method testBasic.

private static void testBasic() throws Exception {
    CountListener countListener = new CountListener();
    mbsc.addNotificationListener(MBeanServerDelegate.DELEGATE_NAME, countListener, null, null);
    assert countListener.count == 0;
    ObjectName name = new ObjectName("a:b=c");
    if (mbsc instanceof MBeanServer)
        ((MBeanServer) mbsc).registerMBean(new Boring(), name);
    else
        mbsc.createMBean(Boring.class.getName(), name);
    countListener.waitForCount(1);
    assert mbsc.isRegistered(name);
    assert mbsc.queryNames(null, null).contains(name);
    assert mbsc.getAttribute(name, "Name").equals("Jessica");
    assert mbsc.invoke(name, "add", new Object[] { 2, 3 }, new String[] { "int", "int" }).equals(5);
    mbsc.unregisterMBean(name);
    countListener.waitForCount(2);
    assert !mbsc.isRegistered(name);
    assert !mbsc.queryNames(null, null).contains(name);
    mbsc.createMBean(BoringNotifier.class.getName(), name);
    countListener.waitForCount(3);
    CountListener boringListener = new CountListener();
    class AlwaysNotificationFilter implements NotificationFilter {

        public boolean isNotificationEnabled(Notification notification) {
            return true;
        }
    }
    mbsc.addNotificationListener(name, boringListener, new AlwaysNotificationFilter(), 5);
    mbsc.invoke(name, "send", null, null);
    boringListener.waitForCount(5);
}