Java Code Examples for javax.management.remote.JMXConnector

private static void dotest(JMXServiceURL url, MBeanServer mbs)
    throws Exception {
    JMXConnectorServer server = null;
    JMXConnector client = null;

    server = JMXConnectorServerFactory.newJMXConnectorServer(url, null, mbs);
    server.start();
    JMXServiceURL outputAddr = server.getAddress();
    System.out.println("Server started ["+ outputAddr+ "]");

    client = JMXConnectorFactory.newJMXConnector(outputAddr, null);

    client.connect();
    System.out.println("Client connected");

    MBeanServerConnection connection
        = client.getMBeanServerConnection();

    System.out.println(connection.getDefaultDomain());
}
 

@Test
public void changeExportedFolderRemotely() throws MalformedURLException, IOException, MalformedObjectNameException, IntrospectionException {
    // connect through RMI and get the proxy
    JMXServiceURL url = new JMXServiceURL("service:jmx:rmi:///jndi/rmi://localhost:9999/server");
    JMXConnector jmxc = JMXConnectorFactory.connect(url, null);
    MBeanServerConnection mbsc = jmxc.getMBeanServerConnection();
    ObjectName agentName = ObjectName.getInstance("myDomain:name=Alice,type=tutorial");
    /*DynamicMBean proxy = JMX.newMBeanProxy(mbs, 
            agentName,
            DynamicMBean.class);
    */
    DynamicProxy proxy = new DynamicProxy(agentName, mbsc);
     // convert the proxy to standard Folder
    
    Folder jmxFolder = new DynamicMBeanToFolderAdapter(proxy);
    //jmxFolder.getProperty("name").setValue("Cecil Corn");
    String newName = "Cecil Corn";
    jmxFolder.getFolder("knows").getProperty("name").setValue(newName);
    //mbsc.setAttribute(agentName, new Attribute("name", "Bob"));

   // waitForEnterPressed();
    assertTrue(person.knows.name.equals(newName));
    System.out.println("---/// TEST OK ///---");
}
 

public AgentJMXProxy(String agentJmxAddress) {
    // connect through RMI and get the proxy
    String[] strs = agentJmxAddress.split("\\" + AgentJMXComponents.JMX_SERVER_AGENT_NAME_DELIM);
    String jmxService = strs[0];
    String objectName = strs[1];
    try {
     JMXServiceURL url = new JMXServiceURL(jmxService);
     JMXConnector jmxc = JMXConnectorFactory.connect(url, null);
     mbsc = jmxc.getMBeanServerConnection();
     agentName = ObjectName.getInstance(objectName);
     proxy = new DynamicProxy(agentName, mbsc);
     agentFlag = new FlagJMXProxy<IAgentState>(agentName, mbsc, AgentMBeanAdapter.AGENT_STATE_FLAG_NAME);
     agentId = new AgentIdJMXProxy(this);
    } catch (Exception e) {
    	throw new PogamutJMXException("Can't create AgentJMXProxy.", e, this);
    }
}
 

private static MBeanServerConnection initMBeanServerConnection() {
    try {
        String ip = Config.getProperty("jmx_ip");
        String port = Config.getProperty("jmx_port");
        String jmxURL = "service:jmx:rmi:///jndi/rmi://" + ip + ":" + port + "/jmxrmi";
        JMXServiceURL serviceURL = new JMXServiceURL(jmxURL);
        Map map = new HashMap();
        String[] credentials = Config.getProperty("credentials").split(",");
        map.put("jmx.remote.credentials", credentials);
        JMXConnector connector = JMXConnectorFactory.connect(serviceURL, map);
        mbsconnector = connector.getMBeanServerConnection();
    } catch (IOException e) {
        logger.error("get connector error" + e);
    }
    return mbsconnector;
}
 

public static void main(String[] args) {
		try {
			String host = "localhost"; host = "csseredapp-dev-03";
			String port = "8356"; //port = "8356";
			String mbeanName = "java.lang:type=Memory";
			String attributeName = "HeapMemoryUsage";
			
			
			
			JMXServiceURL jmxUrl = new JMXServiceURL(
					"service:jmx:rmi:///jndi/rmi://" + host + ":" + port + "/jmxrmi" );
//			jmxUrl = new JMXServiceURL(
//					"service:jmx:rmi://localhost/jndi/rmi://" + host + ":" + port + "/jmxrmi" );
			
			logger.info("Target: " + jmxUrl ) ;
			
			JMXConnector jmxConnection = JMXConnectorFactory.connect( jmxUrl );
			
			logger.info("Got connections") ;
			
			CompositeData resultData = (CompositeData) jmxConnection.getMBeanServerConnection()
					.getAttribute( new ObjectName(mbeanName), attributeName) ;
			
			logger.log(Level.INFO, "Got mbean: heapUsed: {0}", resultData.get( "used")) ;
			
			Thread.sleep( 5000 );
		} catch ( Exception ex ) {
			logger.log( Level.SEVERE, "Failed connection", ex );
		} 
	}
 

MBeanWrapper( int jvmPort ) throws MonitorConfigurationException {

        this.jvmPort = jvmPort;
        try {
            JMXConnector connector = JMXConnectorFactory.newJMXConnector(new JMXServiceURL("service:jmx:rmi:///jndi/rmi://localhost:"
                                                                                           + this.jvmPort
                                                                                           + "/jmxrmi"),
                                                                         null);
            connector.connect();

            this.connection = connector.getMBeanServerConnection();
        } catch (Exception e) {
            final String msg = "Error initializing the JMV monitor. Unable to connect to JVM at port "
                               + this.jvmPort;
            log.error(msg, e);
            throw new MonitorConfigurationException(msg, e);
        }
    }
 

@Test
public void t3testStartSingleReader() throws IOException {
    //create a test case file
    TestCaseHelper.createTestCaseFile(testSpaceDir,"test-file.test",10000,100);
    //connect to client
    final JMXConnector connection = getConnection();
    final MBeanServerConnection mbs = getMbeanServer(connection);
    final ObjectName readerObject = getReaderObjectName(mbs);
    //set params
    JmxClientReaderHelper.setFilePath(mbs,readerObject,testSpaceDir);
    JmxClientReaderHelper.setFileName(mbs,readerObject,"test-file.test");
    JmxClientReaderHelper.setChunkSize(mbs,readerObject,16000);
    JmxClientReaderHelper.setTakeMeasurements(mbs,readerObject,false);
    JmxClientReaderHelper.setMeasurementVolume(mbs,readerObject,-1);
    JmxClientReaderHelper.setReaderType(mbs,readerObject,ReaderType.rafr.getType());
    JmxClientReaderHelper.startSingleReader(mbs,readerObject);
    ThreadManager.nap(2500);//let the reader read a bit :)
    Assert.assertEquals(1,JmxClientReaderHelper.getReaderPoolSize(mbs,readerObject));
    final String response = JmxClientReaderHelper.stopServicePool(mbs,readerObject);
    log.log(Level.INFO, response);
}
 

/**
 * read standard attributes at first!
 * @throws IOException ioe
 */
@Test
public void t1testClientNetworkStandardAttributes() throws IOException {
    //connect to server
    final JMXConnector connection = JmxConnectionHelper.buildJmxMPConnector(JMXSERVERIP,clientObj.getConnectorSystemPort());
    MBeanServerConnection mbs = JmxServerHelper.getMBeanServer(connection);
    Assert.assertNotSame(0,mbs.getMBeanCount());
    ObjectName network = JmxServerHelper.findObjectName(mbs,"de.b4sh.byter","Network");
    Assert.assertNotNull(network);
    //assert the attributes
    final boolean executorStatus = JmxClientNetworkHelper.getExecutorServiceStatus(mbs,network);
    Assert.assertEquals(false,executorStatus);
    final int networkBufferSize = JmxClientNetworkHelper.getNetworkBufferSize(mbs,network);
    Assert.assertEquals(8192,networkBufferSize);
    final String hostaddress = JmxClientNetworkHelper.getServerHostAddress(mbs,network);
    Assert.assertEquals("localhost",hostaddress);
    final int hostport = JmxClientNetworkHelper.getServerHostPort(mbs,network);
    Assert.assertEquals(0,hostport);
    final int targetPregenChunkSize = JmxClientNetworkHelper.getTargetPregenChunkSize(mbs,network);
    Assert.assertEquals(8192,targetPregenChunkSize);
    final long transmitTarget = JmxClientNetworkHelper.getTransmitTarget(mbs,network);
    Assert.assertEquals(8192,transmitTarget);
}
 

/**
 * create a new JMX Connection with auth when username and password is set.
 */
public static MBeanServerConnection createJMXConnection(String url,
        String host, String port, String username, String password)
        throws MalformedURLException, IOException {
    String urlForJMX;
    if (url != null)
        urlForJMX = url;
    else
        urlForJMX = JMX_SERVICE_PREFIX + host + ":" + port
                + JMX_SERVICE_SUFFIX;
    Map<String, String[]> environment = null;
    if (username != null && password != null) {
        String[] credentials = new String[2];
        credentials[0] = username;
        credentials[1] = password;
        environment = new HashMap<String, String[]>();
        environment.put(JMXConnector.CREDENTIALS, credentials);
    }
    return JMXConnectorFactory.connect(new JMXServiceURL(urlForJMX),
            environment).getMBeanServerConnection();

}
 

/**
 * create a new JMX Connection with auth when username and password is set.
 */
public static MBeanServerConnection createJMXConnection(String url, String host, String port, String username,
		String password) throws MalformedURLException, IOException {
	String urlForJMX;
	if (url != null)
		urlForJMX = url;
	else
		urlForJMX = JMX_SERVICE_PREFIX + host + ":" + port + JMX_SERVICE_SUFFIX;
	Map<String, String[]> environment = null;
	if (username != null && password != null) {
		String[] credentials = new String[2];
		credentials[0] = username;
		credentials[1] = password;
		environment = new HashMap<String, String[]>();
		environment.put(JMXConnector.CREDENTIALS, credentials);
	}
	return JMXConnectorFactory.connect(new JMXServiceURL(urlForJMX), environment).getMBeanServerConnection();

}
 

private static void connect(String pid, String address) throws Exception {
    if (address == null) {
        throw new RuntimeException("Local connector address for " +
                                   pid + " is null");
    }

    System.out.println("Connect to process " + pid + " via: " + address);

    JMXServiceURL url = new JMXServiceURL(address);
    JMXConnector c = JMXConnectorFactory.connect(url);
    MBeanServerConnection server = c.getMBeanServerConnection();

    System.out.println("Connected.");

    RuntimeMXBean rt = newPlatformMXBeanProxy(server,
        RUNTIME_MXBEAN_NAME, RuntimeMXBean.class);
    System.out.println(rt.getName());

    // close the connection
    c.close();
}
 

private static void tryConnect(int port, boolean shouldSucceed) throws Exception {
    String jmxUrlStr =
        String.format(
            "service:jmx:rmi:///jndi/rmi://localhost:%d/jmxrmi",
            port);
    JMXServiceURL url = new JMXServiceURL(jmxUrlStr);
    HashMap<String, ?> env = new HashMap<>();

    boolean succeeded;
    try {
        JMXConnector c = JMXConnectorFactory.connect(url, env);
        c.getMBeanServerConnection();
        succeeded = true;
    } catch(Exception ex) {
        succeeded = false;
    }
    if (succeeded && !shouldSucceed) {
        throw new Exception("Could connect to agent, but should not have been possible");
    }
    if (!succeeded && shouldSucceed) {
        throw new Exception("Could not connect to agent");
    }
}
 

public static void main(String[] args) throws Exception {
    MBeanServer mbs = MBeanServerFactory.newMBeanServer();
    Sender sender = new Sender();
    mbs.registerMBean(sender, testObjectName);
    JMXServiceURL url = new JMXServiceURL("service:jmx:rmi://");
    JMXConnectorServer cs =
        JMXConnectorServerFactory.newJMXConnectorServer(url, null, mbs);
    cs.start();
    JMXServiceURL addr = cs.getAddress();
    JMXConnector cc = JMXConnectorFactory.connect(addr);
    try {
        test(mbs, cs, cc);
    } finally {
        cc.close();
        cs.stop();
    }
}
 

@Test
public void testRoutine() throws IOException {
    //connect to server
    final JMXConnector connection = JmxConnectionHelper.buildJmxMPConnector(JMXSERVERIP,clientObj.getConnectorSystemPort());
    MBeanServerConnection mbs = JmxServerHelper.getMBeanServer(connection);
    Assert.assertNotSame(0,mbs.getMBeanCount());
    ObjectName disc = JmxServerHelper.findObjectName(mbs,"de.b4sh.byter","Disc");
    Assert.assertNotNull(disc);
    //set up env.
    JmxClientDiscHelper.setByteTarget(mbs,disc, (long) (10* TransformValues.MEGABYTE));
    JmxClientDiscHelper.setChunkSize(mbs,disc,64000);
    JmxClientDiscHelper.setFileName(mbs,disc, StringGenerator.nextRandomString(5));
    JmxClientDiscHelper.setOutputPath(mbs,disc,testSpaceDir);
    JmxClientDiscHelper.setWriterBufferSize(mbs,disc,64000);
    JmxClientDiscHelper.setWriterImplementation(mbs,disc, WriterType.BufferedWriter.getKey());
    //start runtime
    JmxClientDiscHelper.invokeDiscTest(mbs,disc);
}
 

private void doTest(JMXConnector connector) throws IOException,
MalformedObjectNameException, ReflectionException,
InstanceAlreadyExistsException, MBeanRegistrationException,
MBeanException, NotCompliantMBeanException, InstanceNotFoundException, AttributeNotFoundException, InvalidAttributeValueException {
    MBeanServerConnection  mbsc = connector.getMBeanServerConnection();


    ObjectName objName = new ObjectName("com.redhat.test.jmx:type=NameMBean");
    System.out.println("DEBUG: Calling createMBean");
    mbsc.createMBean(Name.class.getName(), objName);

    System.out.println("DEBUG: Calling setAttributes");
    AttributeList attList = new AttributeList();
    attList.add(new Attribute("FirstName", ANY_NAME));
    attList.add(new Attribute("LastName", ANY_NAME));
    mbsc.setAttributes(objName, attList);
}
 

private static void connect(String pid, String address) throws Exception {
    if (address == null) {
        throw new RuntimeException("Local connector address for " +
                                   pid + " is null");
    }

    System.out.println("Connect to process " + pid + " via: " + address);

    JMXServiceURL url = new JMXServiceURL(address);
    JMXConnector c = JMXConnectorFactory.connect(url);
    MBeanServerConnection server = c.getMBeanServerConnection();

    System.out.println("Connected.");

    RuntimeMXBean rt = newPlatformMXBeanProxy(server,
        RUNTIME_MXBEAN_NAME, RuntimeMXBean.class);
    System.out.println(rt.getName());

    // close the connection
    c.close();
}
 

public static void main(String[] args) throws Exception {
    if (Platform.isDebugBuild()) {
        System.out.println("Running on a debug build. Performance test not applicable. Skipping.");
        return;
    }
    MBeanServer mbs = MBeanServerFactory.newMBeanServer();
    Sender sender = new Sender();
    mbs.registerMBean(sender, testObjectName);
    JMXServiceURL url = new JMXServiceURL("service:jmx:rmi://");
    JMXConnectorServer cs =
        JMXConnectorServerFactory.newJMXConnectorServer(url, null, mbs);
    cs.start();
    JMXServiceURL addr = cs.getAddress();
    JMXConnector cc = JMXConnectorFactory.connect(addr);
    try {
        test(mbs, cs, cc);
    } finally {
        cc.close();
        cs.stop();
    }
}
 

private void doTest(JMXConnector connector) throws IOException,
MalformedObjectNameException, ReflectionException,
InstanceAlreadyExistsException, MBeanRegistrationException,
MBeanException, NotCompliantMBeanException, InstanceNotFoundException, AttributeNotFoundException, InvalidAttributeValueException {
    MBeanServerConnection  mbsc = connector.getMBeanServerConnection();


    ObjectName objName = new ObjectName("com.redhat.test.jmx:type=NameMBean");
    System.out.println("DEBUG: Calling createMBean");
    mbsc.createMBean(Name.class.getName(), objName);

    System.out.println("DEBUG: Calling setAttributes");
    AttributeList attList = new AttributeList();
    attList.add(new Attribute("FirstName", ANY_NAME));
    attList.add(new Attribute("LastName", ANY_NAME));
    mbsc.setAttributes(objName, attList);
}
 

private static void dotest(JMXServiceURL url, MBeanServer mbs)
    throws Exception {
    JMXConnectorServer server = null;
    JMXConnector client = null;

    server = JMXConnectorServerFactory.newJMXConnectorServer(url, null, mbs);
    server.start();
    JMXServiceURL outputAddr = server.getAddress();
    System.out.println("Server started ["+ outputAddr+ "]");

    client = JMXConnectorFactory.newJMXConnector(outputAddr, null);

    client.connect();
    System.out.println("Client connected");

    MBeanServerConnection connection
        = client.getMBeanServerConnection();

    System.out.println(connection.getDefaultDomain());
}
 

/**
 * Instantiates a new JMXExecutor targeting the VM indicated by the given host/port combination or a full JMX
 * Service URL
 *
 * @param target a host/port combination on the format "host:port" or a full JMX Service URL of the target VM
 */
public JMXExecutor(String target) {
    String urlStr;

    if (target.matches("^\\w[\\w\\-]*(\\.[\\w\\-]+)*:\\d+$")) {
        /* Matches "hostname:port" */
        urlStr = String.format("service:jmx:rmi:///jndi/rmi://%s/jmxrmi", target);
    } else if (target.startsWith("service:")) {
        urlStr = target;
    } else {
        throw new IllegalArgumentException("Could not recognize target string: " + target);
    }

    try {
        JMXServiceURL url = new JMXServiceURL(urlStr);
        JMXConnector c = JMXConnectorFactory.connect(url, new HashMap<>());
        mbs = c.getMBeanServerConnection();
    } catch (IOException e) {
        throw new CommandExecutorException("Could not initiate connection to target: " + target, e);
    }
}
 

private List<JMXConnector> buildClientConnectors(final List<ClientConnection> clientList){
    final List<JMXConnector> connectors = new ArrayList<>();
    for(ClientConnection clientConnection: clientList){
        final JMXConnector con;
        if(!this.junitRun){
            if(!clientConnection.getUsername().contentEquals("null")){
                con = this.buildCLientConnectorWithLogin(clientConnection);
            }else{
                con = this.buildCLientConnector(clientConnection);
            }
        }else{
            con = this.buildTestEnvironmentConnector(this.clientPort);
        }
        connectors.add(con);
    }
    return connectors;
}
 

/**
 * Creates the jmxConnector with passed parameters.
 * @param host host address
 * @param port port of the host
 * @param user username (null possible)
 * @param pass password (null possible)
 * @return connected JMXConnector
 * @throws IOException IOException
 */
public static JMXConnector buildJmxMPConnector(final String host, final int port, final String user, final String pass) throws IOException {
    try {
        final JMXServiceURL serviceURL = new JMXServiceURL("jmxmp", host,port);
        if("null".equals(user) || "null".equals(pass) || user == null || pass == null){
            return JMXConnectorFactory.connect(serviceURL);
        }
        final Map<String, Object> environment = new HashMap<>();
        environment.put("jmx.remote.credentials", new String[]{user,pass});
        environment.put(Context.SECURITY_PRINCIPAL, user);
        environment.put(Context.SECURITY_CREDENTIALS, pass);
        return JMXConnectorFactory.connect(serviceURL,environment);
    } catch (MalformedURLException e) {
        log.log(Level.WARNING, "Malformed ServiceURL in buildJmxConnector");
        return null;
    }
}
 

/**
 * @return Connection to a remote MBeanServer
 * @throws cz.cuni.amis.utils.exception.PogamutException
 */
public MBeanServerConnection getMBeanServerConnection() throws PogamutException {
    // connect through RMI and get the proxy
    try {
        if (mbsc == null) {
            JMXServiceURL url = getMBeanServerURL();
            JMXConnector jmxc = JMXConnectorFactory.connect(url, null);
            mbsc = jmxc.getMBeanServerConnection();
        }
        return mbsc;
    } catch (IOException iOException) {
        throw new PogamutException("IO exception occured while creating remote MBeanServer connector.",
                iOException);
    }
}
 

/**
 * change attributes and read them back afterwards.
 * @throws IOException ioe
 */
@Test
public void t2testClientNetworkChangeAttributes() throws IOException {
    //connect to server
    final JMXConnector connection = JmxConnectionHelper.buildJmxMPConnector(JMXSERVERIP,clientObj.getConnectorSystemPort());
    MBeanServerConnection mbs = JmxServerHelper.getMBeanServer(connection);
    Assert.assertNotSame(0,mbs.getMBeanCount());
    ObjectName network = JmxServerHelper.findObjectName(mbs,"de.b4sh.byter","Network");
    Assert.assertNotNull(network);
    //test things here
    final int networkBufferSizeOld = JmxClientNetworkHelper.getNetworkBufferSize(mbs,network);
    JmxClientNetworkHelper.changeNetworkBufferSize(mbs,network,12345);
    final int networkBufferSizeNew = JmxClientNetworkHelper.getNetworkBufferSize(mbs,network);
    Assert.assertNotEquals(networkBufferSizeNew,networkBufferSizeOld);
    Assert.assertEquals(networkBufferSizeNew,12345);

    final String hostaddressOld = JmxClientNetworkHelper.getServerHostAddress(mbs,network);
    JmxClientNetworkHelper.changeServerHostAddress(mbs,network,"127.0.0.1");
    final String hostaddressNew = JmxClientNetworkHelper.getServerHostAddress(mbs,network);
    Assert.assertNotEquals(hostaddressNew,hostaddressOld);
    Assert.assertEquals(hostaddressNew,"127.0.0.1");

    final int hostportOld = JmxClientNetworkHelper.getServerHostPort(mbs,network);
    JmxClientNetworkHelper.changeServerHostPort(mbs,network,80);
    final int hostportNew = JmxClientNetworkHelper.getServerHostPort(mbs,network);
    Assert.assertNotEquals(hostportNew,hostportOld);
    Assert.assertEquals(80,hostportNew);

    final int targetPregenChunkSizeOld = JmxClientNetworkHelper.getTargetPregenChunkSize(mbs,network);
    JmxClientNetworkHelper.changePregenChunkSize(mbs,network,12345);
    final int targetPregenChunkSizeNew = JmxClientNetworkHelper.getTargetPregenChunkSize(mbs,network);
    Assert.assertNotEquals(targetPregenChunkSizeOld,targetPregenChunkSizeNew);
    Assert.assertEquals(12345,targetPregenChunkSizeNew);

    final long transmitTargetOld = JmxClientNetworkHelper.getTransmitTarget(mbs,network);
    JmxClientNetworkHelper.changeTransmitTarget(mbs,network,12345);
    final long transmitTargetNew = JmxClientNetworkHelper.getTransmitTarget(mbs,network);
    Assert.assertNotEquals(transmitTargetNew,transmitTargetOld);
    Assert.assertEquals(transmitTargetNew,12345);
}
 

/**
 * JMXConnectionInfo的初始化动作
 * @param connector
 * @param desc
 * @return
 * @throws IOException
 */
private JMXConnectionInfo initJMXConnectionInfo(JMXConnector connector,VirtualMachineDescriptor desc) throws IOException {
    JMXConnectionInfo jmxConnectionInfo = new JMXConnectionInfo();
    jmxConnectionInfo.setJmxConnector(connector);
    jmxConnectionInfo.setCacheKeyId(desc.id());
    jmxConnectionInfo.setConnectionServerName(serverName);
    jmxConnectionInfo.setConnectionQualifiedServerName(desc.displayName());
    jmxConnectionInfo.setMBeanServerConnection(connector.getMBeanServerConnection());
    jmxConnectionInfo.setValid(true,null);
    jmxConnectionInfo.setPid(Integer.parseInt(desc.id()));

    CONNECT_CACHE_LIBRARY.put(serverName + desc.id(),jmxConnectionInfo);
    return jmxConnectionInfo;
}
 

/**
 * JMXConnectionInfo的初始化动作
 * @param connector
 * @param commandInfo
 * @return
 * @throws IOException
 */
private JMXConnectionInfo initJMXConnectionInfo(JMXConnector connector,JavaExecCommandInfo commandInfo) throws IOException {
    JMXConnectionInfo jmxConnectionInfo = new JMXConnectionInfo();
    jmxConnectionInfo.setJmxConnector(connector);
    jmxConnectionInfo.setCacheKeyId(commandInfo.getAppName());
    jmxConnectionInfo.setConnectionServerName(commandInfo.getAppName());
    jmxConnectionInfo.setConnectionQualifiedServerName(commandInfo.getAppName());
    jmxConnectionInfo.setMBeanServerConnection(connector.getMBeanServerConnection());
    jmxConnectionInfo.setValid(true,null);
    jmxConnectionInfo.setPid(-1);

    CONNECT_CACHE_LIBRARY.put(commandInfo.getAppName(),jmxConnectionInfo);
    return jmxConnectionInfo;
}
 

/**
 * JMX连接
 * @param url
 * JMX连接地址
 * @param jmxUser
 * JMX授权用户 null为无授权用户
 * @param jmxPassword
 * JMX授权密码 null为无授权密码
 * @param timeout
 * 超时时间
 * @param unit
 * 超时单位
 * @return
 * @throws IOException
 */
public static JMXConnector connectWithTimeout( final JMXServiceURL url,String jmxUser,String jmxPassword, long timeout, TimeUnit unit) throws Exception {
    final BlockingQueue<Object> blockingQueue = new ArrayBlockingQueue<>(1);
    ExecuteThreadUtil.execute(() -> {
        try {
            JMXConnector connector;
            if(jmxUser != null && jmxPassword != null){
                Map<String,Object> env = new HashMap<>();
                String[] credentials = new String[] { jmxUser, jmxPassword };
                env.put(JMXConnector.CREDENTIALS, credentials);
                connector = JMXConnectorFactory.connect(url,env);
            }else{
                connector = JMXConnectorFactory.connect(url,null);
            }
            if (!blockingQueue.offer(connector))
                connector.close();
        } catch (Throwable t) {
            blockingQueue.offer(t);
        }
    });

    Object result = BlockingQueueUtil.getResult(blockingQueue,timeout,unit);
    blockingQueue.clear();


    if (result instanceof JMXConnector){
        return (JMXConnector) result;
    }else if (result == null){
        throw new SocketTimeoutException("Connect timed out: " + url);
    }else if(result instanceof Throwable){
        throw new IOException("JMX Connect Failed : " + url,((Throwable) result));
    }
    return null;
}
 

public void connect() {

        close();

        // JMXServiceURL jmxUrl = new JMXServiceURL("service:jmx:rmi:///jndi/rmi://" + _HostPortString + "/jmxrmi");

        JmxConnectionDescriptor descriptor = getDescriptor();
        JMXServiceURL jmxUrl = descriptor.getJmxServiceUrl();

        String userName = descriptor.getUserName();
        String password = descriptor.getPassword();

        Map<String, String[]> env = null;

        if (userName != null) {
            env = new HashMap<String, String[]>();
            env.put(JMXConnector.CREDENTIALS, new String[] { userName, password });
        }

        try {
            _JMXConnector = JMXConnectorFactory.connect(jmxUrl, env);
            _MBeanServerConnection = _JMXConnector.getMBeanServerConnection();
            
            _Connected = true;

            addConnectionListener();
            addMBeanServerDelegateListener();

            // System.out.println("JMX connection opened");
            fireConnectionStateChanged(null);
        }
        catch (IOException e) {
        }

    }
 

/**
 * Test if there are all functions available.
 */
@Test
public void testStockAvailableOperations() throws IOException, IntrospectionException, InstanceNotFoundException, ReflectionException {
    //connect to server
    final JMXConnector connection = JmxConnectionHelper.buildJmxMPConnector(JMXSERVERIP,serverObj.getConnectorSystemPort());
    //get MBeanServerConnection
    MBeanServerConnection mbsConnection = JmxServerHelper.getMBeanServer(connection);
    //check if mbeans are registered
    Assert.assertNotSame(0,mbsConnection.getMBeanCount());
    //do actual test
    ObjectName networkManagerOn = JmxServerHelper.findObjectName(mbsConnection,"de.b4sh.byter","NetworkManager");
    final List<MBeanOperationInfo> functions = JmxServerHelper.getOperations(mbsConnection,networkManagerOn);
    Assert.assertNotEquals(0, functions.size());
}
 

/**
 * Creates lazy proxies for the {@code JMXConnector} and {@code MBeanServerConnection}
 */
private void createLazyConnection() {
	this.connectorTargetSource = new JMXConnectorLazyInitTargetSource();
	TargetSource connectionTargetSource = new MBeanServerConnectionLazyInitTargetSource();

	this.connector = (JMXConnector)
			new ProxyFactory(JMXConnector.class, this.connectorTargetSource).getProxy(this.beanClassLoader);
	this.connection = (MBeanServerConnection)
			new ProxyFactory(MBeanServerConnection.class, connectionTargetSource).getProxy(this.beanClassLoader);
}
 

@Test
public void testMBeanServer() throws IOException {
    //connect to server
    final JMXConnector connection = JmxConnectionHelper.buildJmxMPConnector(JMXSERVERIP,serverObj.getConnectorSystemPort());
    //do test
    MBeanServerConnection mbsConnection = JmxServerHelper.getMBeanServer(connection);
    Assert.assertNotNull(mbsConnection);
    if(mbsConnection != null){
        log.log(Level.INFO,"Registered MBeanCount on MBS: " + mbsConnection.getMBeanCount());
    }
    log.log(Level.FINEST, "DONE: testMBeanServer");
}
 

public JMXConnector newJMXConnector(JMXServiceURL serviceURL,
                                    Map<String,?> environment)
        throws IOException {
    if (!serviceURL.getProtocol().equals("iiop")) {
        throw new MalformedURLException("Protocol not iiop: " +
                                        serviceURL.getProtocol());
    }
    return new RMIConnector(serviceURL, environment);
}
 

public ActiveMQJmxMonitor(String jmxUrl, String brokerName, String[] credentials) throws IOException, MalformedObjectNameException {
	Map<String, String[]> env = new HashMap<>();
	if (credentials != null) {
		env.put(JMXConnector.CREDENTIALS, credentials);
	}
	JMXServiceURL jmxServiceUrl = new JMXServiceURL(jmxUrl);
	JMXConnector jmxConnector = JMXConnectorFactory.connect(jmxServiceUrl, env);

	mBeanConnection = jmxConnector.getMBeanServerConnection();
	initObjectNames(brokerName);
}
 

protected static String getMemberId(final String jmxManagerHost, final int jmxManagerPort,
    final String memberName) throws Exception {
  JMXConnector connector = null;

  try {
    connector = JMXConnectorFactory.connect(new JMXServiceURL(String.format(
        "service:jmx:rmi://%1$s/jndi/rmi://%1$s:%2$d/jmxrmi", jmxManagerHost, jmxManagerPort)));

    MBeanServerConnection connection = connector.getMBeanServerConnection();

    ObjectName objectNamePattern = ObjectName.getInstance("GemFire:type=Member,*");

    QueryExp query = Query.eq(Query.attr("Name"), Query.value(memberName));

    Set<ObjectName> objectNames = connection.queryNames(objectNamePattern, query);

    assertNotNull(objectNames);
    assertFalse(objectNames.isEmpty());
    assertEquals(1, objectNames.size());

    // final ObjectName objectName = ObjectName.getInstance("GemFire:type=Member,Name=" +
    // memberName);
    ObjectName objectName = objectNames.iterator().next();

    // System.err.printf("ObjectName for Member with Name (%1$s) is %2$s%n", memberName,
    // objectName);

    return ObjectUtils.toString(connection.getAttribute(objectName, "Id"));
  } finally {
    IOUtils.close(connector);
  }
}
 

private void connectAndValidateAsJmxClient(final int jmxPort, final String serverHostName,
    final boolean useSSL, final boolean useMulti) throws Exception {
  // JMX RMI

  Map<String, Object> environment = new HashMap();

  if (useSSL) {
    System.setProperty("javax.net.ssl.keyStore",
        useMulti ? getMultiKeyKeystore() : getSimpleSingleKeyKeystore());
    System.setProperty("javax.net.ssl.keyStoreType", "JKS");
    System.setProperty("javax.net.ssl.keyStorePassword", "password");
    System.setProperty("javax.net.ssl.trustStore",
        useMulti ? getMultiKeyTruststore() : getSimpleSingleKeyKeystore());
    System.setProperty("javax.net.ssl.trustStoreType", "JKS");
    System.setProperty("javax.net.ssl.trustStorePassword", "password");
    environment.put("com.sun.jndi.rmi.factory.socket", new SslRMIClientSocketFactory());
  }

  JMXServiceURL url = new JMXServiceURL("service:jmx:rmi://" + serverHostName + ":" + jmxPort
      + "/jndi/rmi://" + serverHostName + ":" + jmxPort + "/jmxrmi");
  JMXConnector jmxConnector = JMXConnectorFactory.connect(url, environment);


  try {
    MBeanServerConnection mbeanServerConnection = jmxConnector.getMBeanServerConnection();

    ObjectName mbeanName = new ObjectName("GemFire:service=System,type=Distributed");

    // Get MBean proxy instance that will be used to make calls to registered MBean
    DistributedSystemMXBean distributedSystemMXBean =
        JMX.newMBeanProxy(mbeanServerConnection, mbeanName, DistributedSystemMXBean.class, true);

    assertEquals(1, distributedSystemMXBean.getMemberCount());
    assertEquals(1, distributedSystemMXBean.getLocatorCount());

  } finally {
    jmxConnector.close();
  }
}
 

@Override
public JMXConnector newJMXConnector(final JMXServiceURL url, final Map<String, ?> environment)
        throws MalformedURLException {
    final String protocol = url.getProtocol();
    if (!SimpleJmx.PROTOCOL.equals(protocol)) {
        throw new MalformedURLException(
                "Invalid protocol '" + protocol + "' for provider " + this.getClass().getName());
    }

    return new ClientConnector(url, environment);
}
 

@Override
public @NotNull JMXConnector connect() throws IOException {
  final Map<String, Object> environment = environment();
  if (ssl) {
    environment.put(Context.SECURITY_PROTOCOL, "ssl");
    final SslRMIClientSocketFactory clientSocketFactory = new SslRMIClientSocketFactory();
    environment.put(RMIConnectorServer.RMI_CLIENT_SOCKET_FACTORY_ATTRIBUTE, clientSocketFactory);
    environment.put("com.sun.jndi.rmi.factory.socket", clientSocketFactory);
  }
  final JMXServiceURL address = new JMXServiceURL("service:jmx:rmi:///jndi/rmi://" + address() + "/jmxrmi");
  return JMXConnectorFactory.connect(address, environment);
}
 

/**
 * Test if there are Controller and NetworkManager registered to MBeanServer
 */
@Test
public void testRegisteredObjects() throws IOException {
    //connect to server
    final JMXConnector connection = JmxConnectionHelper.buildJmxMPConnector(JMXSERVERIP,serverObj.getConnectorSystemPort());
    //get MBeanServerConnection
    MBeanServerConnection mbsConnection = JmxServerHelper.getMBeanServer(connection);
    //do test
    Assert.assertNotSame(0,mbsConnection.getMBeanCount()); //check if there are beans registered
    //look for all standard mbeans
    List<ObjectName> standardMbeans = JmxServerHelper.findObjectNames(mbsConnection,"de.b4sh.byter");
    Assert.assertNotEquals(0,standardMbeans.size());
    //see if there is a network manager registered to
    ObjectName networkManager = null;
    for(ObjectName on: standardMbeans){
        if(on.getCanonicalName().contains("NetworkManager")){
            networkManager = on;
        }
    }
    Assert.assertNotNull(networkManager);
}
 

@Override
public @NotNull JMXConnector connect() throws IOException {
  final JMXServiceURL address = new JMXServiceURL("service:jmx:jmxmp://" + address());
  final javax.management.remote.jmxmp.JMXMPConnector connector = new javax.management.remote.jmxmp.JMXMPConnector(address, environment());
  connector.connect();
  return connector;
}
 

public JMXConnector newJMXConnector(JMXServiceURL serviceURL,
                                    Map<String,?> environment)
        throws IOException {
    if (!serviceURL.getProtocol().equals("rmi")) {
        throw new MalformedURLException("Protocol not rmi: " +
                                        serviceURL.getProtocol());
    }
    return new RMIConnector(serviceURL, environment);
}
 

public JMXConnector newJMXConnector(JMXServiceURL serviceURL,
                                    Map<String,?> environment)
        throws IOException {
    if (!serviceURL.getProtocol().equals("iiop")) {
        throw new MalformedURLException("Protocol not iiop: " +
                                        serviceURL.getProtocol());
    }
    return new RMIConnector(serviceURL, environment);
}
 

private JMXConnector connectToServer(JMXConnectorServer server) throws IOException, MalformedObjectNameException, NullPointerException, InstanceAlreadyExistsException, MBeanRegistrationException, NotCompliantMBeanException, ReflectionException, MBeanException {
    JMXServiceURL url = server.getAddress();
    Map<String, Object> env = new HashMap<String, Object>();
    JMXConnector connector = JMXConnectorFactory.connect(url, env);

    System.out.println("DEBUG: Client connected to RMI at: " + url);

    return connector;
}
 

public static void main(String[] args) throws Exception {
    JMXServiceURL inputAddr =
        new JMXServiceURL("service:jmx:iiop://");
    JMXConnectorServer s;
    try {
        s = JMXConnectorServerFactory.newJMXConnectorServer(inputAddr, null, null);
    } catch (java.net.MalformedURLException x) {
        try {
            Class.forName("javax.management.remote.rmi._RMIConnectionImpl_Tie");
            throw new RuntimeException("MalformedURLException thrown but iiop appears to be supported");
        } catch (ClassNotFoundException expected) { }
        System.out.println("IIOP protocol not supported, test skipped");
        return;
    }
    MBeanServer mbs = MBeanServerFactory.createMBeanServer();
    mbs.registerMBean(s, new ObjectName("a:b=c"));
    s.start();
    JMXServiceURL outputAddr = s.getAddress();
    if (!outputAddr.getURLPath().startsWith("/ior/IOR:")) {
        throw new RuntimeException("URL path should start with \"/ior/IOR:\": " +
                                   outputAddr);
    }
    System.out.println("IIOP URL path looks OK: " + outputAddr);
    JMXConnector c = JMXConnectorFactory.connect(outputAddr);
    System.out.println("Successfully got default domain: " +
                       c.getMBeanServerConnection().getDefaultDomain());
    c.close();
    s.stop();
}
 

@Test
public void testStart() throws Exception {
  JMXConnector connector = JMXConnectorFactory.connect(
    JMXListener.buildJMXServiceURL(connectorPort,connectorPort));

  MBeanServerConnection mb = connector.getMBeanServerConnection();
  String domain = mb.getDefaultDomain();
  Assert.assertTrue("default domain is not correct",
    !domain.isEmpty());
  connector.close();

}
 

public JMXConnector newJMXConnector(JMXServiceURL url,
                                    Map<String,?> map)
    throws IOException {
    final String protocol = url.getProtocol();
    called = true;
    System.out.println("JMXConnectorProviderImpl called");

    if(protocol.equals("rmi"))
        return new RMIConnector(url, map);
    if(protocol.equals("throw-provider-exception"))
        throw new JMXProviderException("I have been asked to throw");

    throw new IllegalArgumentException("UNKNOWN PROTOCOL");
}
 

public JMXConnector newJMXConnector(JMXServiceURL serviceURL,
                                    Map<String,?> environment)
        throws IOException {
    if (!serviceURL.getProtocol().equals("rmi")) {
        throw new MalformedURLException("Protocol not rmi: " +
                                        serviceURL.getProtocol());
    }
    return new RMIConnector(serviceURL, environment);
}
 

private static void tryConnect(int port, boolean shouldSucceed) throws Exception {
    String jmxUrlStr =
        String.format(
            "service:jmx:rmi:///jndi/rmi://localhost:%d/jmxrmi",
            port);
    JMXServiceURL url = new JMXServiceURL(jmxUrlStr);
    HashMap<String, ?> env = new HashMap<>();

    boolean succeeded;
    try {
        System.err.println("Trying to connect to " + jmxUrlStr);
        JMXConnector c = JMXConnectorFactory.connect(url, env);
        System.err.println("Connected, getting MBeanServerConnection");
        c.getMBeanServerConnection();
        System.err.println("Success");
        succeeded = true;
    } catch(Exception ex) {
        ex.printStackTrace(System.err);
        succeeded = false;
    }
    if (succeeded && !shouldSucceed) {
        throw new Exception("Could connect to agent, but should not have been possible");
    }
    if (!succeeded && shouldSucceed) {
        throw new Exception("Could not connect to agent");
    }
}
 

/**
 * Shutdown the jmx part of the client. Should also shut down everything else inside the client.
 * @param client
 */
public static void shutdownClient(final Client client){
    try{
        final JMXConnector connection = JmxConnectionHelper.buildJmxMPConnector(JMXSERVERIP,client.getConnectorSystemPort());
        MBeanServerConnection mbs = JmxServerHelper.getMBeanServer(connection);
        ObjectName controller = JmxServerHelper.findObjectName(mbs,"de.b4sh.byter","Controller");
        JmxClientNetworkHelper.shutdownClientService(mbs,controller);
    } catch (IOException e) {
        log.log(Level.WARNING,"Could not shutdown Client via JMX! IO Exception.");
    }
}
 

private static void testWithException(boolean send)
throws Exception {
    ClassLoader zoobyCL = new ZoobyClassLoader();
    Class<?> zoobyClass = Class.forName("Zooby", false, zoobyCL);
    Object zooby = zoobyClass.newInstance();

    JMXServiceURL url = new JMXServiceURL("service:jmx:rmi:///");
    JMXConnectorServer cs =
            JMXConnectorServerFactory.newJMXConnectorServer(url, null, pmbs);
    cs.start();
    JMXServiceURL addr = cs.getAddress();
    JMXConnector cc = JMXConnectorFactory.connect(addr);
    MBeanServerConnection mbsc = cc.getMBeanServerConnection();

    Object rzooby;
    if (send) {
        System.out.println("Sending object...");
        mbsc.setAttribute(getSetName, new Attribute("It", zooby));
        rzooby = getSetInstance.getIt();
    } else {
        System.out.println("Receiving object...");
        getSetInstance.setIt(zooby);
        rzooby = mbsc.getAttribute(getSetName, "It");
    }

    if (!rzooby.getClass().getName().equals("Zooby")) {
        throw new Exception("FAILED: remote object is not a Zooby");
    }
    if (rzooby.getClass().getClassLoader() ==
            zooby.getClass().getClassLoader()) {
        throw new Exception("FAILED: same class loader: " +
                zooby.getClass().getClassLoader());
    }

    cc.close();
    cs.stop();
}
 

private JMXConnector connectToServer(JMXConnectorServer server) throws IOException, MalformedObjectNameException, NullPointerException, InstanceAlreadyExistsException, MBeanRegistrationException, NotCompliantMBeanException, ReflectionException, MBeanException {
    JMXServiceURL url = server.getAddress();
    Map<String, Object> env = new HashMap<String, Object>();
    JMXConnector connector = JMXConnectorFactory.connect(url, env);

    System.out.println("DEBUG: Client connected to RMI at: " + url);

    return connector;
}
 

public static void main(String[] args) throws Exception {
    JMXServiceURL inputAddr =
        new JMXServiceURL("service:jmx:iiop://");
    JMXConnectorServer s;
    try {
        s = JMXConnectorServerFactory.newJMXConnectorServer(inputAddr, null, null);
    } catch (java.net.MalformedURLException x) {
        try {
            Class.forName("javax.management.remote.rmi._RMIConnectionImpl_Tie");
            throw new RuntimeException("MalformedURLException thrown but iiop appears to be supported");
        } catch (ClassNotFoundException expected) { }
        System.out.println("IIOP protocol not supported, test skipped");
        return;
    }
    MBeanServer mbs = MBeanServerFactory.createMBeanServer();
    mbs.registerMBean(s, new ObjectName("a:b=c"));
    s.start();
    JMXServiceURL outputAddr = s.getAddress();
    if (!outputAddr.getURLPath().startsWith("/ior/IOR:")) {
        throw new RuntimeException("URL path should start with \"/ior/IOR:\": " +
                                   outputAddr);
    }
    System.out.println("IIOP URL path looks OK: " + outputAddr);
    JMXConnector c = JMXConnectorFactory.connect(outputAddr);
    System.out.println("Successfully got default domain: " +
                       c.getMBeanServerConnection().getDefaultDomain());
    c.close();
    s.stop();
}
 

public JMXConnector newJMXConnector(JMXServiceURL url,
                                    Map<String,?> map)
    throws IOException {
    final String protocol = url.getProtocol();
    called = true;
    System.out.println("JMXConnectorProviderImpl called");

    if(protocol.equals("rmi"))
        return new RMIConnector(url, map);
    if(protocol.equals("throw-provider-exception"))
        throw new JMXProviderException("I have been asked to throw");

    throw new IllegalArgumentException("UNKNOWN PROTOCOL");
}
 

/**
 * Test all base variables of the reader jmx interface
 */
@Test
public void t1testStandardVariableOverJMX() throws IOException {
    final JMXConnector connection = getConnection();
    final MBeanServerConnection mbs = getMbeanServer(connection);
    final ObjectName readerObject = getReaderObjectName(mbs);
    //assert path
    final String path = JmxClientReaderHelper.getFilePath(mbs,readerObject);
    Assert.assertEquals(System.getProperty("user.dir"), path);
    //assert filename
    final String filename = JmxClientReaderHelper.getFileName(mbs,readerObject);
    Assert.assertEquals("none", filename);
    //assert chunksize
    final int chunkSize = JmxClientReaderHelper.getChunkSize(mbs,readerObject);
    Assert.assertEquals(8192, chunkSize);
    //assert takeMeasurements
    final String takeMeasurements = JmxClientReaderHelper.getTakeMeasurements(mbs,readerObject);
    final boolean takeMeasurementsAsBoolean = JmxClientReaderHelper.getTakeMeasurementsAsBoolean(mbs,readerObject);
    Assert.assertEquals(true, takeMeasurementsAsBoolean);
    Assert.assertEquals("true", takeMeasurements);
    //assert measurementvolume
    final int measurementVolume = JmxClientReaderHelper.getMeasurementVolume(mbs,readerObject);
    Assert.assertEquals(-1,measurementVolume);
    //assert readertype
    final String readerType = JmxClientReaderHelper.getReaderType(mbs,readerObject);
    final ReaderType readerTypeAsEnum = JmxClientReaderHelper.getReaderTypeAsType(mbs,readerObject);
    Assert.assertEquals(ReaderType.none, readerTypeAsEnum);
    Assert.assertEquals("none", readerType);
}
 

/**
 * Get an MBeanServerConnection object. Return null if there is any failure.
 */
public static MBeanServerConnection getMBeanServerConnection(String host, String jmxPort) {
  MBeanServerConnection mbs = null;
  try {
    Map<String, String[]> env = new HashMap<>();
    JMXServiceURL address = new JMXServiceURL(
        "service:jmx:rmi://" + host + "/jndi/rmi://" + host + ":" + jmxPort + "/jmxrmi");
    JMXConnector connector = JMXConnectorFactory.connect(address, env);
    mbs = connector.getMBeanServerConnection();
  } catch (Exception e) {
    LOG.error("Failed to connect to MBeanServer {}:{}", HostName, jmxPort, e);
  }
  return mbs;
}
 

/**
 * construct a jmx connector without login data.
 * @param cc client configuration to use
 * @return connected JmxConnector | null
 */
private JMXConnector buildCLientConnector(final ClientConnection cc){
    try{
        return JmxConnectionHelper.buildJmxMPConnector(cc.getClientJmxHost(),cc.getClientJmxPort());
    } catch (IOException e) {
        log.log(Level.WARNING,"IO Exception during building JMXConnector to Client.");
        return null;
    }
}
 

/**
 * construct a jmx connector with login data.
 * @param cc client configuration to use
 * @return connected JmxConnector | null
 */
private JMXConnector buildCLientConnectorWithLogin(final ClientConnection cc){
    try{
        return JmxConnectionHelper.buildJmxMPConnector(cc.getClientJmxHost(),cc.getClientJmxPort(),
                cc.getUsername(),cc.getPassword());
    } catch (IOException e) {
        log.log(Level.WARNING,"IO Exception during building JMXConnector to Client.");
        return null;
    }
}
 

@Test
public void testStop() throws Exception {
  MiniHBaseCluster cluster = UTIL.getHBaseCluster();
  LOG.info("shutdown hbase cluster...");
  cluster.shutdown();
  LOG.info("wait for the hbase cluster shutdown...");
  cluster.waitUntilShutDown();

  JMXConnector connector = JMXConnectorFactory.newJMXConnector(
    JMXListener.buildJMXServiceURL(connectorPort,connectorPort), null);
  expectedEx.expect(IOException.class);
  connector.connect();

}
 

/**
 * construct a jmx connector with login data.
 * @param sc server configuration to use
 * @return connected JMXConnector | null
 */
private JMXConnector buildServerConnectorWithLogin(final ServerConfiguration sc){
    try{
        return JmxConnectionHelper.buildJmxMPConnector(sc.getServerJmxHost(),sc.getServerJmxPort(),
                sc.getUsername(),sc.getPassword());
    } catch (IOException e) {
        log.log(Level.WARNING,"IO Exception during building JMXConnector to Server.");
        return null;
    }
}
 

private JMXConnector buildTestEnvironmentConnector(final int port){
    try{
        return JmxConnectionHelper.buildJmxMPConnector("127.0.0.1",port);
    } catch (IOException e) {
        log.log(Level.WARNING,"IO Exception during building JMXConnector to Server.");
        return null;
    }
}
 

/**
 * Get the MBeanServerConnection.
 * @param connector active JmxConnector
 * @return the mbeanserverconnection from given jmxconnector
 */
public static MBeanServerConnection getMBeanServer(final JMXConnector connector){
    try{
        return connector.getMBeanServerConnection();
    } catch (final IOException e) {
        log.log(Level.WARNING,"IO Exception during connecting or getting MBeanServer.",e);
    }
    return null;
}