javax.management.remote.JMXServiceURL Java Examples

The following examples show how to use javax.management.remote.JMXServiceURL. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source Project: TencentKona-8   Author: Tencent   File: SecurityTest.java    License: GNU General Public License v2.0 6 votes vote down vote up
private JMXServiceURL createServerSide(Map<String, Object> serverMap)
throws Exception {
    final int NINETY_SECONDS = 90;

    System.out.println("SecurityTest::createServerSide: Start") ;

    // Prepare server side security env
    HashMap<String, Object> env = setServerSecurityEnv(serverMap);

    // Create and start mbean server and connector server
    MBeanServer mbs = MBeanServerFactory.newMBeanServer();
    JMXServiceURL url = new JMXServiceURL("rmi", null, 0);
    cs = JMXConnectorServerFactory.newJMXConnectorServer(url, env, mbs);
    cs.start();

    // Waits availibility of connector server
    Utils.waitReady(cs, NINETY_SECONDS);

    JMXServiceURL addr = cs.getAddress();

    System.out.println("SecurityTest::createServerSide: Done.") ;

    return addr;
}
 
Example #2
Source Project: openjdk-8   Author: bpupadhyaya   File: ProviderTest.java    License: GNU General Public License v2.0 6 votes vote down vote up
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());
}
 
Example #3
Source Project: jdk1.8-source-analysis   Author: raysonfang   File: RMIConnector.java    License: Apache License 2.0 6 votes vote down vote up
private RMIServer findRMIServer(JMXServiceURL directoryURL,
        Map<String, Object> environment)
        throws NamingException, IOException {
    final boolean isIiop = RMIConnectorServer.isIiopURL(directoryURL,true);
    if (isIiop) {
        // Make sure java.naming.corba.orb is in the Map.
        environment.put(EnvHelp.DEFAULT_ORB,resolveOrb(environment));
    }

    String path = directoryURL.getURLPath();
    int end = path.indexOf(';');
    if (end < 0) end = path.length();
    if (path.startsWith("/jndi/"))
        return findRMIServerJNDI(path.substring(6,end), environment, isIiop);
    else if (path.startsWith("/stub/"))
        return findRMIServerJRMP(path.substring(6,end), environment, isIiop);
    else if (path.startsWith("/ior/")) {
        if (!IIOPHelper.isAvailable())
            throw new IOException("iiop protocol not available");
        return findRMIServerIIOP(path.substring(5,end), environment, isIiop);
    } else {
        final String msg = "URL path must begin with /jndi/ or /stub/ " +
                "or /ior/: " + path;
        throw new MalformedURLException(msg);
    }
}
 
Example #4
Source Project: ankush   Author: Impetus   File: JmxUtil.java    License: GNU Lesser General Public License v3.0 6 votes vote down vote up
/**
 * Jmx connection.
 * 
 * @param nodeIp
 *            the node ip
 * @param jmxPort
 *            the jmx port
 * @return the jMX connector
 * @throws Exception
 */
private JMXConnector jmxConnection(String nodeIp, int jmxPort) {
	JMXConnector connector = null;
	try {
		JMXServiceURL address = new JMXServiceURL(
				"service:jmx:rmi:///jndi/rmi://" + nodeIp + ":" + jmxPort
						+ "/jmxrmi");
		connector = JMXConnectorFactory.connect(address);
	} catch (Exception e) {
		if (e.getMessage().contains("java.net.ConnectException")) {
			logger.info("Host unavailable at Node..." + nodeIp);
			logger.error(e.getMessage());
			// throw new AnkushException("Host unavailable-" + nodeIp);
		}
	}
	return connector;
}
 
Example #5
Source Project: jdk8u-jdk   Author: frohoff   File: RMIConnector.java    License: GNU General Public License v2.0 6 votes vote down vote up
private RMIServer findRMIServer(JMXServiceURL directoryURL,
        Map<String, Object> environment)
        throws NamingException, IOException {
    final boolean isIiop = RMIConnectorServer.isIiopURL(directoryURL,true);
    if (isIiop) {
        // Make sure java.naming.corba.orb is in the Map.
        environment.put(EnvHelp.DEFAULT_ORB,resolveOrb(environment));
    }

    String path = directoryURL.getURLPath();
    int end = path.indexOf(';');
    if (end < 0) end = path.length();
    if (path.startsWith("/jndi/"))
        return findRMIServerJNDI(path.substring(6,end), environment, isIiop);
    else if (path.startsWith("/stub/"))
        return findRMIServerJRMP(path.substring(6,end), environment, isIiop);
    else if (path.startsWith("/ior/")) {
        if (!IIOPHelper.isAvailable())
            throw new IOException("iiop protocol not available");
        return findRMIServerIIOP(path.substring(5,end), environment, isIiop);
    } else {
        final String msg = "URL path must begin with /jndi/ or /stub/ " +
                "or /ior/: " + path;
        throw new MalformedURLException(msg);
    }
}
 
Example #6
Source Project: brooklyn-server   Author: apache   File: JmxmpAgent.java    License: Apache License 2.0 6 votes vote down vote up
/** optionally starts a normal JMXRMI connector in addition */
public JMXConnectorServer startNormalJmxRmiConnectorIfRequested(Properties properties) {
    try {
        String rmiPortS = properties.getProperty(RMI_REGISTRY_PORT_PROPERTY);
        if (rmiPortS==null || rmiPortS.length()==0)
            return null;

        int rmiPort = Integer.parseInt(rmiPortS);
        LocateRegistry.createRegistry(rmiPort);
        MBeanServer mbeanServer = ManagementFactory.getPlatformMBeanServer();
        String svc =
            "service:jmx:rmi:///jndi/rmi://localhost:"+rmiPort+"/jmxrmi";

        JMXServiceURL url = new JMXServiceURL(svc);
        RMIConnectorServer rmiServer = new RMIConnectorServer(url, null, mbeanServer);
        rmiServer.start();
        return rmiServer;
    } catch (Exception e) {
        System.err.println("Unable to start JmxmpAgent: "+e);
        throw new RuntimeException(e);
    }
}
 
Example #7
Source Project: dragonwell8_jdk   Author: alibaba   File: ProviderTest.java    License: GNU General Public License v2.0 6 votes vote down vote up
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());
}
 
Example #8
Source Project: spring-init   Author: spring-projects-experimental   File: VirtualMachineMetrics.java    License: Apache License 2.0 6 votes vote down vote up
public static Map<String, Long> fetch(String pid) {
	if (pid == null) {
		return Collections.emptyMap();
	}
	try {
		VirtualMachine vm = VirtualMachine.attach(pid);
		vm.startLocalManagementAgent();
		String connectorAddress = vm.getAgentProperties()
				.getProperty(CONNECTOR_ADDRESS);
		JMXServiceURL url = new JMXServiceURL(connectorAddress);
		JMXConnector connector = JMXConnectorFactory.connect(url);
		MBeanServerConnection connection = connector.getMBeanServerConnection();
		gc(connection);
		Map<String, Long> metrics = new HashMap<>(
				new BufferPools(connection).getMetrics());
		metrics.putAll(new Threads(connection).getMetrics());
		metrics.putAll(new Classes(connection).getMetrics());
		vm.detach();
		return metrics;
	}
	catch (Exception e) {
		return Collections.emptyMap();
	}
}
 
Example #9
Source Project: jdk8u_jdk   Author: JetBrains   File: RMIConnectorLogAttributesTest.java    License: GNU General Public License v2.0 6 votes vote down vote up
private JMXConnectorServer startServer(int rmiPort) throws Exception {
    System.out.println("DEBUG: Create RMI registry on port " + rmiPort);
    LocateRegistry.createRegistry(rmiPort);

    MBeanServer mbs = ManagementFactory.getPlatformMBeanServer();

    HashMap<String,Object> env = new HashMap<String,Object>();

    JMXServiceURL url =
            new JMXServiceURL("service:jmx:rmi:///jndi/rmi://127.0.0.1:" + rmiPort + "/jmxrmi");
    JMXConnectorServer cs =
            JMXConnectorServerFactory.newJMXConnectorServer(url, env, mbs);

    cs.start();
    System.out.println("DEBUG: Started the RMI connector server");
    return cs;
}
 
Example #10
Source Project: jdk8u-dev-jdk   Author: frohoff   File: TestManager.java    License: GNU General Public License v2.0 6 votes vote down vote up
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();
}
 
Example #11
Source Project: scheduling   Author: ow2-proactive   File: ResourceManagerJMXTest.java    License: GNU Affero General Public License v3.0 5 votes vote down vote up
private void jmxAuthInvalidCreds(JMXServiceURL jmxRmiServiceURL) {
    RMTHelper.log("Test invalid JMX auth without creds (expect SecurityException)");
    try {
        JMXConnectorFactory.connect(jmxRmiServiceURL, new HashMap<String, Object>(0));
    } catch (Exception e) {
        assertTrue("JMX auth must throw SecurityException if a client tries to connect without creds in the " +
                   "env", e instanceof SecurityException);
    }
}
 
Example #12
Source Project: JCoz   Author: Decave   File: JCozClient.java    License: GNU General Public License v3.0 5 votes vote down vote up
/**
 * Connect to the profiler on the attached VM.
 *
 * @throws MalformedURLException
 */
private void connectToProfiler() throws IOException {

    Properties props = this.vm.getAgentProperties();
    String connectorAddress = props.getProperty(JCozClient.CONNECTOR_ADDR_PROPERTY);

    JMXServiceURL url = new JMXServiceURL(connectorAddress);
    this.connector = JMXConnectorFactory.connect(url);
    MBeanServerConnection mbeanConn = this.connector.getMBeanServerConnection();

    this.mxbeanProxy = JMX.newMXBeanProxy(mbeanConn,
            JCozProfiler.getMBeanName(), JCozProfilerMBean.class);
}
 
Example #13
Source Project: openjdk-8   Author: bpupadhyaya   File: RMIConnector.java    License: GNU General Public License v2.0 5 votes vote down vote up
private RMIConnector(RMIServer rmiServer, JMXServiceURL address,
        Map<String, ?> environment) {
    if (rmiServer == null && address == null) throw new
            IllegalArgumentException("rmiServer and jmxServiceURL both null");
    initTransients();

    this.rmiServer = rmiServer;
    this.jmxServiceURL = address;
    if (environment == null) {
        this.env = Collections.emptyMap();
    } else {
        EnvHelp.checkAttributes(environment);
        this.env = Collections.unmodifiableMap(environment);
    }
}
 
Example #14
Source Project: jdk8u_jdk   Author: JetBrains   File: RMIConnectorLogAttributesTest.java    License: GNU General Public License v2.0 5 votes vote down vote up
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;
}
 
Example #15
Source Project: gemfirexd-oss   Author: gemxd   File: LocalProcessController.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Connects to the JMX agent in the local process.
 * 
 * @throws ConnectionFailedException if there was a failure to connect to the local JMX connector in the process
 * @throws IOException if the JDK management agent cannot be found and loaded
 */
void connect() throws ConnectionFailedException, IOException {
  try {
    final JMXServiceURL jmxUrl = getJMXServiceURL();
    this.jmxc = JMXConnectorFactory.connect(jmxUrl);
    this.server = this.jmxc.getMBeanServerConnection();
  } catch (AttachNotSupportedException e) {
    throw new ConnectionFailedException("Failed to connect to process '" + this.pid + "'", e);
  }
}
 
Example #16
Source Project: cacheonix-core   Author: cacheonix   File: Server.java    License: GNU Lesser General Public License v2.1 5 votes vote down vote up
public static void main(String[] args) throws Exception
{
   prepareUsersFile();

   // The address of the connector server
   JMXServiceURL url = new JMXServiceURL("rmi", "localhost", 0, "/jndi/jmx");

   // Specify the authenticator in the environment Map, using the
   // standard property JMXConnector.AUTHENTICATOR
   Map environment = new HashMap();
   JMXAuthenticator authenticator = new PasswordAuthenticator(new File(PASSWORD_FILE));
   environment.put(JMXConnectorServer.AUTHENTICATOR, authenticator);

   // Create and register the connector server
   JMXConnectorServer cntorServer = JMXConnectorServerFactory.newJMXConnectorServer(url, environment, null);
   ObjectName cntorServerName = ObjectName.getInstance(":service=" + JMXConnectorServer.class.getName() + ",protocol=" + url.getProtocol());
   MBeanServer server = MBeanServerFactory.createMBeanServer("remote.security.example");
   server.registerMBean(cntorServer, cntorServerName);

   // Setup the rmiregistry to bind in JNDI the RMIConnectorServer stub.
   NamingService naming = new NamingService();
   ObjectName namingName = ObjectName.getInstance(":service=" + NamingService.class.getName());
   server.registerMBean(naming, namingName);
   naming.start();

   // Setup the interception
   SubjectTrackingMBeanServer interceptor = new SubjectTrackingMBeanServer();
   cntorServer.setMBeanServerForwarder(interceptor);

   // Start the connector server
   cntorServer.start();

   System.out.println("Server up and running");
}
 
Example #17
Source Project: capsule   Author: puniverse   File: ProcessUtil.java    License: Eclipse Public License 1.0 5 votes vote down vote up
/**
 * Connects to a child JVM process
 *
 * @param p          the process to which to connect
 * @param startAgent whether to installed the JMX agent in the target process if not already in place
 * @return an {@link MBeanServerConnection} to the process's MBean server
 */
public static MBeanServerConnection getMBeanServerConnection(Process p, boolean startAgent) {
    try {
        final JMXServiceURL serviceURL = getLocalConnectorAddress(p, startAgent);
        final JMXConnector connector = JMXConnectorFactory.connect(serviceURL);
        final MBeanServerConnection mbsc = connector.getMBeanServerConnection();
        return mbsc;
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}
 
Example #18
Source Project: jdk1.8-source-analysis   Author: raysonfang   File: ServerProvider.java    License: Apache License 2.0 5 votes vote down vote up
public JMXConnectorServer newJMXConnectorServer(JMXServiceURL serviceURL,
                                                Map<String,?> environment,
                                                MBeanServer mbeanServer)
        throws IOException {
    if (!serviceURL.getProtocol().equals("iiop")) {
        throw new MalformedURLException("Protocol not iiop: " +
                                        serviceURL.getProtocol());
    }
    return new RMIConnectorServer(serviceURL, environment, mbeanServer);
}
 
Example #19
Source Project: Java8CN   Author: Java8-CNAPI-Team   File: RMIConnector.java    License: Apache License 2.0 5 votes vote down vote up
private RMIConnector(RMIServer rmiServer, JMXServiceURL address,
        Map<String, ?> environment) {
    if (rmiServer == null && address == null) throw new
            IllegalArgumentException("rmiServer and jmxServiceURL both null");
    initTransients();

    this.rmiServer = rmiServer;
    this.jmxServiceURL = address;
    if (environment == null) {
        this.env = Collections.emptyMap();
    } else {
        EnvHelp.checkAttributes(environment);
        this.env = Collections.unmodifiableMap(environment);
    }
}
 
Example #20
Source Project: openjdk-jdk8u-backup   Author: AdoptOpenJDK   File: ServerProvider.java    License: GNU General Public License v2.0 5 votes vote down vote up
public JMXConnectorServer newJMXConnectorServer(JMXServiceURL serviceURL,
                                                Map<String,?> environment,
                                                MBeanServer mbeanServer)
        throws IOException {
    if (!serviceURL.getProtocol().equals("rmi")) {
        throw new MalformedURLException("Protocol not rmi: " +
                                        serviceURL.getProtocol());
    }
    return new RMIConnectorServer(serviceURL, environment, mbeanServer);
}
 
Example #21
Source Project: jdk8u-jdk   Author: lambdalab-mirror   File: RMIConnector.java    License: GNU General Public License v2.0 5 votes vote down vote up
private RMIConnector(RMIServer rmiServer, JMXServiceURL address,
        Map<String, ?> environment) {
    if (rmiServer == null && address == null) throw new
            IllegalArgumentException("rmiServer and jmxServiceURL both null");
    initTransients();

    this.rmiServer = rmiServer;
    this.jmxServiceURL = address;
    if (environment == null) {
        this.env = Collections.emptyMap();
    } else {
        EnvHelp.checkAttributes(environment);
        this.env = Collections.unmodifiableMap(environment);
    }
}
 
Example #22
Source Project: dragonwell8_jdk   Author: alibaba   File: JMXConnectorProviderImpl.java    License: GNU General Public License v2.0 5 votes vote down vote up
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");
}
 
Example #23
Source Project: jdk8u-dev-jdk   Author: frohoff   File: RMIConnector.java    License: GNU General Public License v2.0 5 votes vote down vote up
private RMIConnector(RMIServer rmiServer, JMXServiceURL address,
        Map<String, ?> environment) {
    if (rmiServer == null && address == null) throw new
            IllegalArgumentException("rmiServer and jmxServiceURL both null");
    initTransients();

    this.rmiServer = rmiServer;
    this.jmxServiceURL = address;
    if (environment == null) {
        this.env = Collections.emptyMap();
    } else {
        EnvHelp.checkAttributes(environment);
        this.env = Collections.unmodifiableMap(environment);
    }
}
 
Example #24
Source Project: openjdk-jdk9   Author: AdoptOpenJDK   File: ServerProvider.java    License: GNU General Public License v2.0 5 votes vote down vote up
public JMXConnectorServer newJMXConnectorServer(JMXServiceURL serviceURL,
                                                Map<String,?> environment,
                                                MBeanServer mbeanServer)
        throws IOException {
    if (!serviceURL.getProtocol().equals("rmi")) {
        throw new MalformedURLException("Protocol not rmi: " +
                                        serviceURL.getProtocol());
    }
    return new RMIConnectorServer(serviceURL, environment, mbeanServer);
}
 
Example #25
Source Project: TencentKona-8   Author: Tencent   File: ServerProvider.java    License: GNU General Public License v2.0 5 votes vote down vote up
public JMXConnectorServer newJMXConnectorServer(JMXServiceURL serviceURL,
                                                Map<String,?> environment,
                                                MBeanServer mbeanServer)
        throws IOException {
    if (!serviceURL.getProtocol().equals("rmi")) {
        throw new MalformedURLException("Protocol not rmi: " +
                                        serviceURL.getProtocol());
    }
    return new RMIConnectorServer(serviceURL, environment, mbeanServer);
}
 
Example #26
Source Project: jdk8u_jdk   Author: JetBrains   File: Server.java    License: GNU General Public License v2.0 5 votes vote down vote up
public static String start() throws Exception {
    int serverPort = 12345;
    ObjectName name = new ObjectName("test", "foo", "bar");
    MBeanServer jmxServer = ManagementFactory.getPlatformMBeanServer();
    SteMBean bean = new Ste();
    jmxServer.registerMBean(bean, name);
    boolean exported = false;
    Random rnd = new Random(System.currentTimeMillis());
    do {
        try {
            LocateRegistry.createRegistry(serverPort);
            exported = true;
        } catch (ExportException ee) {
            if (ee.getCause() instanceof BindException) {
                serverPort = rnd.nextInt(10000) + 4096;
            } else {
                throw ee;
            }
        }

    } while (!exported);
    JMXServiceURL serverUrl = new JMXServiceURL("service:jmx:rmi:///jndi/rmi://localhost:" + serverPort + "/test");
    JMXConnectorServer jmxConnector = JMXConnectorServerFactory.newJMXConnectorServer(serverUrl, null, jmxServer);
    jmxConnector.start();

    return serverUrl.toString();
}
 
Example #27
Source Project: openjdk-8-source   Author: keerath   File: ClientProvider.java    License: GNU General Public License v2.0 5 votes vote down vote up
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);
}
 
Example #28
Source Project: TencentKona-8   Author: Tencent   File: SecurityTest.java    License: GNU General Public License v2.0 5 votes vote down vote up
public void run(Map<String, Object> serverArgs, String clientArgs[]) {

        System.out.println("SecurityTest::run: Start") ;
        int errorCount = 0;

        try {
            // Initialise the server side
            JMXServiceURL urlToUse = createServerSide(serverArgs);

            // Run client side
            errorCount = runClientSide(clientArgs, urlToUse.toString());

            if ( errorCount == 0 ) {
                System.out.println("SecurityTest::run: Done without any error") ;
            } else {
                System.out.println(
                    "SecurityTest::run: Done with " + errorCount + " error(s)");
                throw new RuntimeException("errorCount = " + errorCount);
            }

            cs.stop();

        } catch(Exception e) {
            throw new RuntimeException(e);
        }

    }
 
Example #29
Source Project: openjdk-8   Author: bpupadhyaya   File: ServerProvider.java    License: GNU General Public License v2.0 5 votes vote down vote up
public JMXConnectorServer newJMXConnectorServer(JMXServiceURL serviceURL,
                                                Map<String,?> environment,
                                                MBeanServer mbeanServer)
        throws IOException {
    if (!serviceURL.getProtocol().equals("iiop")) {
        throw new MalformedURLException("Protocol not iiop: " +
                                        serviceURL.getProtocol());
    }
    return new RMIConnectorServer(serviceURL, environment, mbeanServer);
}
 
Example #30
Source Project: dragonwell8_jdk   Author: alibaba   File: Server.java    License: GNU General Public License v2.0 5 votes vote down vote up
public static String start() throws Exception {
    int serverPort = 12345;
    ObjectName name = new ObjectName("test", "foo", "bar");
    MBeanServer jmxServer = ManagementFactory.getPlatformMBeanServer();
    SteMBean bean = new Ste();
    jmxServer.registerMBean(bean, name);
    boolean exported = false;
    Random rnd = new Random(System.currentTimeMillis());
    do {
        try {
            LocateRegistry.createRegistry(serverPort);
            exported = true;
        } catch (ExportException ee) {
            if (ee.getCause() instanceof BindException) {
                serverPort = rnd.nextInt(10000) + 4096;
            } else {
                throw ee;
            }
        }

    } while (!exported);
    JMXServiceURL serverUrl = new JMXServiceURL("service:jmx:rmi:///jndi/rmi://localhost:" + serverPort + "/test");
    JMXConnectorServer jmxConnector = JMXConnectorServerFactory.newJMXConnectorServer(serverUrl, null, jmxServer);
    jmxConnector.start();

    return serverUrl.toString();
}