java.rmi.server.RMIClientSocketFactory Java Examples

/**
 * Locate or create the RMI registry for this exporter.
 * @param registryHost the registry host to use (if this is specified,
 * no implicit creation of a RMI registry will happen)
 * @param registryPort the registry port to use
 * @param clientSocketFactory the RMI client socket factory for the registry (if any)
 * @param serverSocketFactory the RMI server socket factory for the registry (if any)
 * @return the RMI registry
 * @throws RemoteException if the registry couldn't be located or created
 */
protected Registry getRegistry(String registryHost, int registryPort,
		@Nullable RMIClientSocketFactory clientSocketFactory, @Nullable RMIServerSocketFactory serverSocketFactory)
		throws RemoteException {

	if (registryHost != null) {
		// Host explicitly specified: only lookup possible.
		if (logger.isDebugEnabled()) {
			logger.debug("Looking for RMI registry at port '" + registryPort + "' of host [" + registryHost + "]");
		}
		Registry reg = LocateRegistry.getRegistry(registryHost, registryPort, clientSocketFactory);
		testRegistry(reg);
		return reg;
	}

	else {
		return getRegistry(registryPort, clientSocketFactory, serverSocketFactory);
	}
}
 

public Remote exportObject(Remote obj,
                           int port,
                           RMIClientSocketFactory csf,
                           RMIServerSocketFactory ssf)
    throws RemoteException {
    System.out.println("CustomRMIExporter::exportObject():: " +
                       "Remote = " + obj);
    if (obj.toString().startsWith(
            "javax.management.remote.rmi.RMIJRMPServerImpl"))
        rmiServerExported = true;
    if (obj.toString().startsWith(
            "javax.management.remote.rmi.RMIConnectionImpl"))
        rmiConnectionExported = true;
    return UnicastRemoteObject.exportObject(obj, port, csf, ssf);
}
 

/**
 * Locate or create the RMI registry for this exporter.
 * @param registryPort the registry port to use
 * @param clientSocketFactory the RMI client socket factory for the registry (if any)
 * @param serverSocketFactory the RMI server socket factory for the registry (if any)
 * @return the RMI registry
 * @throws RemoteException if the registry couldn't be located or created
 */
protected Registry getRegistry(
		int registryPort, RMIClientSocketFactory clientSocketFactory, RMIServerSocketFactory serverSocketFactory)
		throws RemoteException {

	if (clientSocketFactory != null) {
		if (this.alwaysCreateRegistry) {
			logger.info("Creating new RMI registry");
			return LocateRegistry.createRegistry(registryPort, clientSocketFactory, serverSocketFactory);
		}
		if (logger.isInfoEnabled()) {
			logger.info("Looking for RMI registry at port '" + registryPort + "', using custom socket factory");
		}
		synchronized (LocateRegistry.class) {
			try {
				// Retrieve existing registry.
				Registry reg = LocateRegistry.getRegistry(null, registryPort, clientSocketFactory);
				testRegistry(reg);
				return reg;
			}
			catch (RemoteException ex) {
				logger.debug("RMI registry access threw exception", ex);
				logger.info("Could not detect RMI registry - creating new one");
				// Assume no registry found -> create new one.
				return LocateRegistry.createRegistry(registryPort, clientSocketFactory, serverSocketFactory);
			}
		}
	}

	else {
		return getRegistry(registryPort);
	}
}
 

SingleEntryRegistry(int port,
                    RMIClientSocketFactory csf,
                    RMIServerSocketFactory ssf,
                    String name,
                    Remote object)
        throws RemoteException {
    super(port, csf, ssf, SingleEntryRegistry::singleRegistryFilter);
    this.name = name;
    this.object = object;
}
 

private static void checkStub(Remote stub,
        Class<?> stubClass) {

    // Check remote stub is from the expected class.
    //
    if (stub.getClass() != stubClass) {
        if (!Proxy.isProxyClass(stub.getClass())) {
            throw new SecurityException(
                    "Expecting a " + stubClass.getName() + " stub!");
        } else {
            InvocationHandler handler = Proxy.getInvocationHandler(stub);
            if (handler.getClass() != RemoteObjectInvocationHandler.class)
                throw new SecurityException(
                        "Expecting a dynamic proxy instance with a " +
                        RemoteObjectInvocationHandler.class.getName() +
                        " invocation handler!");
            else
                stub = (Remote) handler;
        }
    }

    // Check RemoteRef in stub is from the expected class
    // "sun.rmi.server.UnicastRef2".
    //
    RemoteRef ref = ((RemoteObject)stub).getRef();
    if (ref.getClass() != UnicastRef2.class)
        throw new SecurityException(
                "Expecting a " + UnicastRef2.class.getName() +
                " remote reference in stub!");

    // Check RMIClientSocketFactory in stub is from the expected class
    // "javax.rmi.ssl.SslRMIClientSocketFactory".
    //
    LiveRef liveRef = ((UnicastRef2)ref).getLiveRef();
    RMIClientSocketFactory csf = liveRef.getClientSocketFactory();
    if (csf == null || csf.getClass() != SslRMIClientSocketFactory.class)
        throw new SecurityException(
                "Expecting a " + SslRMIClientSocketFactory.class.getName() +
                " RMI client socket factory in stub!");
}
 

SystemRegistryImpl(int port,
                   RMIClientSocketFactory csf,
                   RMIServerSocketFactory ssf,
                   ActivationSystem systemStub)
    throws RemoteException
{
    super(port, csf, ssf);
    this.systemStub = systemStub;
}
 

/**
 * Construct a new live reference for a server object in the local
 * address space, to use sockets of the specified type.
 */
public LiveRef(int port,
               RMIClientSocketFactory csf,
               RMIServerSocketFactory ssf)
{
    this((new ObjID()), port, csf, ssf);
}
 

/**
 * Locate or create the RMI registry.
 * @param registryPort the registry port to use
 * @param clientSocketFactory the RMI client socket factory for the registry (if any)
 * @param serverSocketFactory the RMI server socket factory for the registry (if any)
 * @return the RMI registry
 * @throws RemoteException if the registry couldn't be located or created
 */
protected Registry getRegistry(
		int registryPort, RMIClientSocketFactory clientSocketFactory, RMIServerSocketFactory serverSocketFactory)
		throws RemoteException {

	if (clientSocketFactory != null) {
		if (this.alwaysCreate) {
			logger.info("Creating new RMI registry");
			this.created = true;
			return LocateRegistry.createRegistry(registryPort, clientSocketFactory, serverSocketFactory);
		}
		if (logger.isInfoEnabled()) {
			logger.info("Looking for RMI registry at port '" + registryPort + "', using custom socket factory");
		}
		synchronized (LocateRegistry.class) {
			try {
				// Retrieve existing registry.
				Registry reg = LocateRegistry.getRegistry(null, registryPort, clientSocketFactory);
				testRegistry(reg);
				return reg;
			}
			catch (RemoteException ex) {
				logger.debug("RMI registry access threw exception", ex);
				logger.info("Could not detect RMI registry - creating new one");
				// Assume no registry found -> create new one.
				this.created = true;
				return LocateRegistry.createRegistry(registryPort, clientSocketFactory, serverSocketFactory);
			}
		}
	}

	else {
		return getRegistry(registryPort);
	}
}
 

/**
 * Construct a Unicast server remote reference to be exported
 * on the specified port.
 */
public UnicastServerRef2(int port,
                         RMIClientSocketFactory csf,
                         RMIServerSocketFactory ssf,
                         ObjectInputFilter filter)
{
    super(new LiveRef(port, csf, ssf), filter);
}
 

public boolean remoteEquals(Object obj) {
    if (obj != null && obj instanceof LiveRef) {
        LiveRef ref = (LiveRef) obj;

        TCPEndpoint thisEp = ((TCPEndpoint) ep);
        TCPEndpoint refEp = ((TCPEndpoint) ref.ep);

        RMIClientSocketFactory thisClientFactory =
            thisEp.getClientSocketFactory();
        RMIClientSocketFactory refClientFactory =
            refEp.getClientSocketFactory();

        /**
         * Fix for 4254103: LiveRef.remoteEquals should not fail
         * if one of the objects in the comparison has a null
         * server socket.  Comparison should only consider the
         * following criteria:
         *
         * hosts, ports, client socket factories and object IDs.
         */
        if (thisEp.getPort() != refEp.getPort() ||
            !thisEp.getHost().equals(refEp.getHost()))
        {
            return false;
        }
        if ((thisClientFactory == null) ^ (refClientFactory == null)) {
            return false;
        }
        if ((thisClientFactory != null) &&
            !((thisClientFactory.getClass() ==
               refClientFactory.getClass()) &&
              (thisClientFactory.equals(refClientFactory))))
        {
            return false;
        }
        return (id.equals(ref.id));
    } else {
        return false;
    }
}
 

private static RMIServerImpl newJRMPServer(Map<String, ?> env, int port)
        throws IOException {
    RMIClientSocketFactory csf = (RMIClientSocketFactory)
        env.get(RMI_CLIENT_SOCKET_FACTORY_ATTRIBUTE);
    RMIServerSocketFactory ssf = (RMIServerSocketFactory)
        env.get(RMI_SERVER_SOCKET_FACTORY_ATTRIBUTE);
    return new RMIJRMPServerImpl(port, csf, ssf, env);
}
 

public Remote exportObject(Remote obj,
                           int port,
                           RMIClientSocketFactory csf,
                           RMIServerSocketFactory ssf)
    throws RemoteException {
    System.out.println("CustomRMIExporter::exportObject():: " +
                       "Remote = " + obj);
    if (obj.toString().startsWith(
            "javax.management.remote.rmi.RMIJRMPServerImpl"))
        rmiServerExported = true;
    if (obj.toString().startsWith(
            "javax.management.remote.rmi.RMIConnectionImpl"))
        rmiConnectionExported = true;
    return UnicastRemoteObject.exportObject(obj, port, csf, ssf);
}
 

/**
 * Construct a Unicast server remote reference to be exported
 * on the specified port.
 */
public UnicastServerRef2(int port,
                         RMIClientSocketFactory csf,
                         RMIServerSocketFactory ssf,
                         ObjectInputFilter filter)
{
    super(new LiveRef(port, csf, ssf), filter);
}
 

/**
 * Locate or create the RMI registry.
 * @param registryPort the registry port to use
 * @param clientSocketFactory the RMI client socket factory for the registry (if any)
 * @param serverSocketFactory the RMI server socket factory for the registry (if any)
 * @return the RMI registry
 * @throws RemoteException if the registry couldn't be located or created
 */
protected Registry getRegistry(int registryPort,
		@Nullable RMIClientSocketFactory clientSocketFactory, @Nullable RMIServerSocketFactory serverSocketFactory)
		throws RemoteException {

	if (clientSocketFactory != null) {
		if (this.alwaysCreate) {
			logger.debug("Creating new RMI registry");
			this.created = true;
			return LocateRegistry.createRegistry(registryPort, clientSocketFactory, serverSocketFactory);
		}
		if (logger.isDebugEnabled()) {
			logger.debug("Looking for RMI registry at port '" + registryPort + "', using custom socket factory");
		}
		synchronized (LocateRegistry.class) {
			try {
				// Retrieve existing registry.
				Registry reg = LocateRegistry.getRegistry(null, registryPort, clientSocketFactory);
				testRegistry(reg);
				return reg;
			}
			catch (RemoteException ex) {
				logger.trace("RMI registry access threw exception", ex);
				logger.debug("Could not detect RMI registry - creating new one");
				// Assume no registry found -> create new one.
				this.created = true;
				return LocateRegistry.createRegistry(registryPort, clientSocketFactory, serverSocketFactory);
			}
		}
	}

	else {
		return getRegistry(registryPort);
	}
}
 

SystemRegistryImpl(int port,
                   RMIClientSocketFactory csf,
                   RMIServerSocketFactory ssf,
                   ActivationSystem systemStub)
    throws RemoteException
{
    super(port, csf, ssf);
    this.systemStub = systemStub;
}
 

SystemRegistryImpl(int port,
                   RMIClientSocketFactory csf,
                   RMIServerSocketFactory ssf,
                   ActivationSystem systemStub)
    throws RemoteException
{
    super(port, csf, ssf);
    this.systemStub = systemStub;
}
 

SystemRegistryImpl(int port,
                   RMIClientSocketFactory csf,
                   RMIServerSocketFactory ssf,
                   ActivationSystem systemStub)
    throws RemoteException
{
    super(port, csf, ssf);
    this.systemStub = systemStub;
}
 

private JMXConnector createJMXConnector() throws Exception {
  JMXServiceURL url = new JMXServiceURL(this.urlString);
  RMIServerSocketFactory ssf = new MX4JServerSocketFactory(
      true, true, "any", "any", new LocalLogWriter(LogWriterImpl.FINE_LEVEL), new Properties());
  RMIClientSocketFactory csf = new SslRMIClientSocketFactory();
  
  Map env = new HashMap();
  env.put(RMIConnectorServer.RMI_SERVER_SOCKET_FACTORY_ATTRIBUTE, ssf);
  env.put(RMIConnectorServer.RMI_CLIENT_SOCKET_FACTORY_ATTRIBUTE, csf);
    
  return JMXConnectorFactory.connect(url, env);
}
 

/**
 * Construct a Unicast server remote reference to be exported
 * on the specified port.
 */
public UnicastServerRef2(int port,
                         RMIClientSocketFactory csf,
                         RMIServerSocketFactory ssf)
{
    super(new LiveRef(port, csf, ssf));
}
 

/**
 * Create a custom socket factory endpoint for a specified host and port.
 * This should not be used by external classes to create endpoints
 * for servers in this VM; use getLocalEndpoint instead.
 */
public TCPEndpoint(String host, int port, RMIClientSocketFactory csf,
                   RMIServerSocketFactory ssf)
{
    if (host == null)
        host = "";
    this.host = host;
    this.port = port;
    this.csf = csf;
    this.ssf = ssf;
}
 

public Remote exportObject(Remote obj,
                           int port,
                           RMIClientSocketFactory csf,
                           RMIServerSocketFactory ssf)
    throws RemoteException {
    System.out.println("CustomRMIExporter::exportObject():: " +
                       "Remote = " + obj);
    if (obj.toString().startsWith(
            "javax.management.remote.rmi.RMIJRMPServerImpl"))
        rmiServerExported = true;
    if (obj.toString().startsWith(
            "javax.management.remote.rmi.RMIConnectionImpl"))
        rmiConnectionExported = true;
    return UnicastRemoteObject.exportObject(obj, port, csf, ssf);
}
 

public Remote exportObject(Remote obj,
                           int port,
                           RMIClientSocketFactory csf,
                           RMIServerSocketFactory ssf)
    throws RemoteException {
    System.out.println("CustomRMIExporter::exportObject():: " +
                       "Remote = " + obj);
    if (obj.toString().startsWith(
            "javax.management.remote.rmi.RMIJRMPServerImpl"))
        rmiServerExported = true;
    if (obj.toString().startsWith(
            "javax.management.remote.rmi.RMIConnectionImpl"))
        rmiConnectionExported = true;
    return UnicastRemoteObject.exportObject(obj, port, csf, ssf);
}
 

/**
 * Create a custom socket factory endpoint for a specified host and port.
 * This should not be used by external classes to create endpoints
 * for servers in this VM; use getLocalEndpoint instead.
 */
public TCPEndpoint(String host, int port, RMIClientSocketFactory csf,
                   RMIServerSocketFactory ssf)
{
    if (host == null)
        host = "";
    this.host = host;
    this.port = port;
    this.csf = csf;
    this.ssf = ssf;
}
 

SingleEntryRegistry(int port,
                    RMIClientSocketFactory csf,
                    RMIServerSocketFactory ssf,
                    String name,
                    Remote object)
        throws RemoteException {
    super(port, csf, ssf, SingleEntryRegistry::singleRegistryFilter);
    this.name = name;
    this.object = object;
}
 

/**
 * Construct a new RegistryImpl on the specified port with the
 * given custom socket factory pair.
 */
public RegistryImpl(int port,
                    RMIClientSocketFactory csf,
                    RMIServerSocketFactory ssf)
    throws RemoteException
{
    this(port, csf, ssf, RegistryImpl::registryFilter);
}
 

/**
 * Construct a Unicast server remote reference to be exported
 * on the specified port.
 */
public UnicastServerRef2(int port,
                         RMIClientSocketFactory csf,
                         RMIServerSocketFactory ssf,
                         ObjectInputFilter filter)
{
    super(new LiveRef(port, csf, ssf), filter);
}
 

/**
 * Construct a Unicast server remote reference to be exported
 * on the specified port.
 */
public UnicastServerRef2(int port,
                         RMIClientSocketFactory csf,
                         RMIServerSocketFactory ssf)
{
    super(new LiveRef(port, csf, ssf));
}
 

SystemRegistryImpl(int port,
                   RMIClientSocketFactory csf,
                   RMIServerSocketFactory ssf,
                   ActivationSystem systemStub)
    throws RemoteException
{
    super(port, csf, ssf);
    this.systemStub = systemStub;
}
 

private static RMIServerImpl newJRMPServer(Map<String, ?> env, int port)
        throws IOException {
    RMIClientSocketFactory csf = (RMIClientSocketFactory)
        env.get(RMI_CLIENT_SOCKET_FACTORY_ATTRIBUTE);
    RMIServerSocketFactory ssf = (RMIServerSocketFactory)
        env.get(RMI_SERVER_SOCKET_FACTORY_ATTRIBUTE);
    return new RMIJRMPServerImpl(port, csf, ssf, env);
}
 

/**
 * Construct a Unicast server remote reference to be exported
 * on the specified port.
 */
public UnicastServerRef2(int port,
                         RMIClientSocketFactory csf,
                         RMIServerSocketFactory ssf)
{
    super(new LiveRef(port, csf, ssf));
}