Examples with UnicastRef sun.rmi.server.UnicastRef used on opensource projects

Example 1 with UnicastRef

use of sun.rmi.server.UnicastRef in project jdk8u_jdk by JetBrains.

the class LocateRegistry method getRegistry.

/**
     * Returns a locally created remote reference to the remote object
     * <code>Registry</code> on the specified <code>host</code> and
     * <code>port</code>.  Communication with this remote registry will
     * use the supplied <code>RMIClientSocketFactory</code> <code>csf</code>
     * to create <code>Socket</code> connections to the registry on the
     * remote <code>host</code> and <code>port</code>.
     *
     * @param host host for the remote registry
     * @param port port on which the registry accepts requests
     * @param csf  client-side <code>Socket</code> factory used to
     *      make connections to the registry.  If <code>csf</code>
     *      is null, then the default client-side <code>Socket</code>
     *      factory will be used in the registry stub.
     * @return reference (a stub) to the remote registry
     * @exception RemoteException if the reference could not be created
     * @since 1.2
     */
public static Registry getRegistry(String host, int port, RMIClientSocketFactory csf) throws RemoteException {
    Registry registry = null;
    if (port <= 0)
        port = Registry.REGISTRY_PORT;
    if (host == null || host.length() == 0) {
        // that the RegistryImpl's checkAccess will not fail.
        try {
            host = java.net.InetAddress.getLocalHost().getHostAddress();
        } catch (Exception e) {
            // If that failed, at least try "" (localhost) anyway...
            host = "";
        }
    }
    /*
         * Create a proxy for the registry with the given host, port, and
         * client socket factory.  If the supplied client socket factory is
         * null, then the ref type is a UnicastRef, otherwise the ref type
         * is a UnicastRef2.  If the property
         * java.rmi.server.ignoreStubClasses is true, then the proxy
         * returned is an instance of a dynamic proxy class that implements
         * the Registry interface; otherwise the proxy returned is an
         * instance of the pregenerated stub class for RegistryImpl.
         **/
    LiveRef liveRef = new LiveRef(new ObjID(ObjID.REGISTRY_ID), new TCPEndpoint(host, port, csf, null), false);
    RemoteRef ref = (csf == null) ? new UnicastRef(liveRef) : new UnicastRef2(liveRef);
    return (Registry) Util.createProxy(RegistryImpl.class, ref, false);
}

Example 2 with UnicastRef

use of sun.rmi.server.UnicastRef in project jdk8u_jdk by JetBrains.

the class InterfaceHash method main.

public static void main(String[] args) throws Exception {
    System.err.println("\nRegression test for bug 4472769");
    System.err.println("\n=== verifying that J2SE registry's skeleton uses" + "\ncorrect interface hash and operation numbers:");
    Registry testImpl = LocateRegistry.createRegistry(PORT);
    System.err.println("created test registry on port " + PORT);
    RemoteRef ref = new UnicastRef(new LiveRef(new ObjID(ObjID.REGISTRY_ID), new TCPEndpoint("", PORT), false));
    Registry referenceStub = new ReferenceRegistryStub(ref);
    System.err.println("created reference registry stub: " + referenceStub);
    referenceStub.bind(NAME, referenceStub);
    System.err.println("bound name \"" + NAME + "\" in registry");
    String[] list = referenceStub.list();
    System.err.println("list of registry contents: " + Arrays.asList(list));
    if (list.length != 1 || !list[0].equals(NAME)) {
        throw new RuntimeException("TEST FAILED: unexpected list contents");
    }
    Registry result = (Registry) referenceStub.lookup(NAME);
    System.err.println("lookup of name \"" + NAME + "\" returned: " + result);
    if (!result.equals(referenceStub)) {
        throw new RuntimeException("TEST FAILED: unexpected lookup result");
    }
    referenceStub.rebind(NAME, referenceStub);
    referenceStub.unbind(NAME);
    System.err.println("unbound name \"" + NAME + "\"");
    list = referenceStub.list();
    System.err.println("list of registry contents: " + Arrays.asList(list));
    if (list.length != 0) {
        throw new RuntimeException("TEST FAILED: list not empty");
    }
    System.err.println("\n=== verifying that J2SE registry's stub uses" + "correct interface hash:");
    class FakeRemoteRef implements RemoteRef {

        long hash;

        int opnum;

        public RemoteCall newCall(RemoteObject obj, Operation[] op, int opnum, long hash) {
            this.hash = hash;
            this.opnum = opnum;
            throw new UnsupportedOperationException();
        }

        public void invoke(RemoteCall call) {
        }

        public void done(RemoteCall call) {
        }

        public Object invoke(Remote obj, Method method, Object[] args, long hash) {
            throw new UnsupportedOperationException();
        }

        public String getRefClass(java.io.ObjectOutput out) {
            return "FakeRemoteRef";
        }

        public int remoteHashCode() {
            return 1013;
        }

        public boolean remoteEquals(RemoteRef obj) {
            return false;
        }

        public String remoteToString() {
            return "FakeRemoteRef";
        }

        public void writeExternal(java.io.ObjectOutput out) {
        }

        public void readExternal(java.io.ObjectInput in) {
        }
    }
    FakeRemoteRef f = new FakeRemoteRef();
    Registry testRegistry = LocateRegistry.getRegistry(PORT);
    System.err.println("created original test registry stub: " + testRegistry);
    Class stubClass = testRegistry.getClass();
    System.err.println("test registry stub class: " + stubClass);
    Constructor cons = stubClass.getConstructor(new Class[] { RemoteRef.class });
    Registry testStub = (Registry) cons.newInstance(new Object[] { f });
    System.err.println("created new instrumented test registry stub: " + testStub);
    System.err.println("invoking bind:");
    try {
        testStub.bind(NAME, referenceStub);
    } catch (UnsupportedOperationException e) {
    }
    System.err.println("hash == " + f.hash + ", opnum == " + f.opnum);
    if (f.hash != 4905912898345647071L) {
        throw new RuntimeException("TEST FAILED: wrong interface hash");
    } else if (f.opnum != 0) {
        throw new RuntimeException("TEST FAILED: wrong operation number");
    }
    System.err.println("invoking list:");
    try {
        testStub.list();
    } catch (UnsupportedOperationException e) {
    }
    System.err.println("hash == " + f.hash + ", opnum == " + f.opnum);
    if (f.hash != 4905912898345647071L) {
        throw new RuntimeException("TEST FAILED: wrong interface hash");
    } else if (f.opnum != 1) {
        throw new RuntimeException("TEST FAILED: wrong operation number");
    }
    System.err.println("invoking lookup:");
    try {
        testStub.lookup(NAME);
    } catch (UnsupportedOperationException e) {
    }
    System.err.println("hash == " + f.hash + ", opnum == " + f.opnum);
    if (f.hash != 4905912898345647071L) {
        throw new RuntimeException("TEST FAILED: wrong interface hash");
    } else if (f.opnum != 2) {
        throw new RuntimeException("TEST FAILED: wrong operation number");
    }
    System.err.println("invoking rebind:");
    try {
        testStub.rebind(NAME, referenceStub);
    } catch (UnsupportedOperationException e) {
    }
    System.err.println("hash == " + f.hash + ", opnum == " + f.opnum);
    if (f.hash != 4905912898345647071L) {
        throw new RuntimeException("TEST FAILED: wrong interface hash");
    } else if (f.opnum != 3) {
        throw new RuntimeException("TEST FAILED: wrong operation number");
    }
    System.err.println("invoking unbind:");
    try {
        testStub.unbind(NAME);
    } catch (UnsupportedOperationException e) {
    }
    System.err.println("hash == " + f.hash + ", opnum == " + f.opnum);
    if (f.hash != 4905912898345647071L) {
        throw new RuntimeException("TEST FAILED: wrong interface hash");
    } else if (f.opnum != 4) {
        throw new RuntimeException("TEST FAILED: wrong operation number");
    }
    System.err.println("TEST PASSED");
}