Example usage for javax.management MBeanServer queryNames

Introduction

In this page you can find the example usage for javax.management MBeanServer queryNames.

Prototype

public Set<ObjectName> queryNames(ObjectName name, QueryExp query);

Source Link

Usage

From source file:psiprobe.beans.ResourceResolverBean.java

@Override
public List<ApplicationResource> getApplicationResources() throws NamingException {
    logger.info("Reading GLOBAL resources");
    List<ApplicationResource> resources = new ArrayList<>();

    MBeanServer server = getMBeanServer();
    if (server != null) {
        try {/*w w  w . j  ava  2s  . c o m*/
            Set<ObjectName> dsNames = server
                    .queryNames(new ObjectName("Catalina:type=Resource,resourcetype=Global,*"), null);
            for (ObjectName objectName : dsNames) {
                ApplicationResource resource = new ApplicationResource();

                logger.info("reading resource: {}", objectName);
                resource.setName(getStringAttribute(server, objectName, "name"));
                resource.setType(getStringAttribute(server, objectName, "type"));
                resource.setScope(getStringAttribute(server, objectName, "scope"));
                resource.setAuth(getStringAttribute(server, objectName, "auth"));
                resource.setDescription(getStringAttribute(server, objectName, "description"));

                lookupResource(resource, true, true);

                resources.add(resource);
            }
        } catch (Exception e) {
            logger.error("There was an error querying JMX server:", e);
        }
    }
    return resources;
}

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From source file:com.avanza.ymer.YmerMirrorIntegrationTest.java

@Test
public void mbeanInvoke() throws Exception {
    MBeanServer server = ManagementFactory.getPlatformMBeanServer();
    ObjectName nameTemplate = ObjectName.getInstance(
            "se.avanzabank.space.mirror:type=DocumentWriteExceptionHandler,name=documentWriteExceptionHandler");
    Set<ObjectName> names = server.queryNames(nameTemplate, null);
    assertThat(names.size(), is(greaterThan(0)));
    server.invoke(names.toArray(new ObjectName[1])[0], "useCatchesAllHandler", null, null);
}

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From source file:org.wso2.carbon.business.messaging.core.internal.BrokerServiceComponent.java

/**
 * Check if the broker is up and running
 *
 * @return true if the broker is running or false otherwise
 *//*from   w  w  w  .  jav a 2  s.  co  m*/
private boolean isBrokerRunning() {
    boolean response = false;

    try {
        MBeanServer mBeanServer = ManagementFactory.getPlatformMBeanServer();
        Set<ObjectName> set = mBeanServer.queryNames(new ObjectName(BrokerConstants.VIRTUAL_HOST_MBEAN), null);

        if (set.size() > 0) { // Virtual hosts created, hence broker running.
            response = true;
        }
    } catch (MalformedObjectNameException e) {
        //We do not propagate the exception further since the framework would re attempt to activate the bundle
        String error = "Error checking if broker is running.";
        log.error(error, e);
    }

    return response;
}

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From source file:org.apache.geode.management.internal.cli.commands.CreateAlterDestroyRegionCommandsDUnitTest.java

private Callable<Boolean> newRegionMBeanIsCreated(final String regionPath) {
    return () -> {
        try {/*  w ww  . j a  v a 2 s  . c  o m*/
            MBeanServer mbeanServer = MBeanJMXAdapter.mbeanServer;
            String queryExp = MessageFormat.format(ManagementConstants.OBJECTNAME__REGION_MXBEAN, regionPath,
                    "*");
            ObjectName queryExpON = new ObjectName(queryExp);
            return mbeanServer.queryNames(null, queryExpON).size() == 1;
        } catch (MalformedObjectNameException mone) {
            getLogWriter().error(mone);
            fail(mone.getMessage());
            return false;
        }
    };
}

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From source file:org.apache.axis2.transport.base.AbstractTransportSender.java

private void registerMBean(MBeanServer mbs, Object mbeanInstance, String objectName) {
    try {/* w  w w .  ja va  2 s .c o  m*/
        ObjectName name = new ObjectName(objectName);
        Set set = mbs.queryNames(name, null);
        if (set != null && set.isEmpty()) {
            mbs.registerMBean(mbeanInstance, name);
        } else {
            mbs.unregisterMBean(name);
            mbs.registerMBean(mbeanInstance, name);
        }
    } catch (Exception e) {
        log.warn("Error registering a MBean with objectname ' " + objectName + " ' for JMX management", e);
    }
}

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From source file:org.wso2.carbon.andes.internal.QpidServiceComponent.java

/**
 * Check if the broker is up and running
 *
 * @return true if the broker is running or false otherwise
 *///from   w  w w .j a  v  a  2 s  . c om
private boolean isBrokerRunning() {
    boolean response = false;

    try {
        MBeanServer mBeanServer = ManagementFactory.getPlatformMBeanServer();
        Set<ObjectName> set = mBeanServer
                .queryNames(new ObjectName("org.wso2.andes:type=VirtualHost.VirtualHostManager,*"), null);

        if (set.size() > 0) { // Virtual hosts created, hence broker running.
            response = true;
        }
    } catch (MalformedObjectNameException e) {
        log.error("Error checking if broker is running.", e);
    }

    return response;
}

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From source file:com.googlecode.arit.mbeans.MBeanScanner.java

public void scanForResources(ResourceListener resourceEventListener) {
    ArrayList<MBeanServer> mbeanServers = MBeanServerFactory.findMBeanServer(null);
    for (MBeanServer mbs : mbeanServers) {
        MBeanAccessor mbeanAccessor = mbsInspector.inspect(mbs);
        if (mbeanAccessor == null) {
            String errorMsg = "Unable to inspect MBeanServer of type " + mbs.getClass().getName();
            LOG.error(errorMsg);/*from   w  ww  . j ava  2s .  c o  m*/
            if (messages != null) {
                messages.addMessage(errorMsg);
            }
        } else {
            Set<ObjectName> mbeans;
            try {
                mbeans = mbs.queryNames(new ObjectName("*:*"), null);
            } catch (MalformedObjectNameException ex) {
                // We should never get here
                throw new Error(ex);
            }

            for (ObjectName name : mbeans) {
                Object mbean = mbeanAccessor.retrieve(name);
                SimpleResource<Object> mbeanResource = new SimpleResource<Object>(resourceType, mbean,
                        "MBean: " + name);
                mbeanResource.addClassloaderReference(mbean.getClass().getClassLoader(),
                        "Implementation class: " + mbean.getClass().getName());
                resourceEventListener.onResourceFound(mbeanResource);
            }
        }
    }
}

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From source file:org.mc4j.ems.impl.jmx.connection.DConnection.java

@SuppressWarnings({ "unchecked" })
public synchronized void loadSynchronous(boolean deep) {

    if (!connectionProvider.isConnected())
        connectionProvider.connect();//  w w w .ja  v  a  2s. c om

    log.info("Querying MBeanServer for all MBeans...");

    MBeanServer mBeanServer = connectionProvider.getMBeanServer();
    Set<ObjectName> objectNames = null;
    try {
        objectNames = (Set<ObjectName>) mBeanServer.queryNames(new ObjectName("*:*"), null);
    } catch (MalformedObjectNameException e) {
        /* Should never happen */ }

    SortedMap<ObjectName, DMBean> retrievedBeansMap = new TreeMap<ObjectName, DMBean>(
            new ObjectNameComparator());

    if (!loaded) {
        log.info("Found " + objectNames.size() + " MBeans - starting load...");
    }

    Set<DObjectName> currentKeys = new HashSet<DObjectName>(this.beanMap.keySet());

    for (ObjectName objectName : objectNames) {

        // TODO: We're loading the beans on every run here i think... only load it if its not in the beanMap

        DMBean bean = mapBean(objectName, deep);
        retrievedBeansMap.put(objectName, bean);
    }

    Set<EmsBean> newBeans = new HashSet<EmsBean>();
    Set<EmsBean> removedBeans = new HashSet<EmsBean>();

    for (Map.Entry<ObjectName, DMBean> entry : retrievedBeansMap.entrySet()) {
        if (!currentKeys.contains(entry.getKey())) {
            newBeans.add(entry.getValue());
        }
    }

    for (DObjectName name : currentKeys) {
        if (!retrievedBeansMap.containsKey(name.getObjectName())) {
            removedBeans.add(beanMap.remove(name));
        }
    }

    if (loaded && log.isDebugEnabled()) {
        log.debug("Added " + newBeans.size() + " and removed " + removedBeans.size() + " since previous load.");
    }

    loaded = true;
    fireRegistrationEvent(newBeans, removedBeans);
}

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From source file:org.apache.geode.management.internal.ManagementAgent.java

private void registerAccessControlMBean() {
    try {//  w ww  .j  a  v a 2 s .  com
        AccessControlMBean acc = new AccessControlMBean(this.securityService);
        ObjectName accessControlMBeanON = new ObjectName(ResourceConstants.OBJECT_NAME_ACCESSCONTROL);
        MBeanServer platformMBeanServer = ManagementFactory.getPlatformMBeanServer();

        Set<ObjectName> names = platformMBeanServer.queryNames(accessControlMBeanON, null);
        if (names.isEmpty()) {
            try {
                platformMBeanServer.registerMBean(acc, accessControlMBeanON);
                logger.info("Registered AccessControlMBean on " + accessControlMBeanON);
            } catch (InstanceAlreadyExistsException | MBeanRegistrationException
                    | NotCompliantMBeanException e) {
                throw new GemFireConfigException("Error while configuring access control for jmx resource", e);
            }
        }
    } catch (MalformedObjectNameException e) {
        throw new GemFireConfigException("Error while configuring access control for jmx resource", e);
    }
}

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From source file:com.googlecode.arit.mbeans.MBeanScanner.java

public void clean(ClassLoader classLoader) {
    ArrayList<MBeanServer> mbeanServers = MBeanServerFactory.findMBeanServer(null);
    for (MBeanServer mbs : mbeanServers) {
        MBeanAccessor mbeanAccessor = mbsInspector.inspect(mbs);
        if (mbeanAccessor == null) {
            String errorMsg = "Unable to inspect MBeanServer of type " + mbs.getClass().getName();
            LOG.error(errorMsg);/* ww w .  j a va2 s .co  m*/
            if (messages != null) {
                messages.addMessage(errorMsg);
            }
        } else {
            Set<ObjectName> mbeans;
            try {
                mbeans = mbs.queryNames(new ObjectName("*:*"), null);
            } catch (MalformedObjectNameException ex) {
                // We should never get here
                throw new Error(ex);
            }

            for (ObjectName name : mbeans) {
                Object mbean = mbeanAccessor.retrieve(name);
                if (mbean.getClass().getClassLoader().equals(classLoader)) {
                    try {
                        mbs.unregisterMBean(name);
                    } catch (JMException ex) {
                        String errorMsg = "Error during cleanup of mbean - unregistration of mbean "
                                + name.toString() + " failed";
                        LOG.error(errorMsg, ex);
                        if (messages != null) {
                            messages.addMessage(errorMsg);
                        }
                    }
                }
            }
        }
    }
}

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