Package org.apache.hama.ipc

Examples of org.apache.hama.ipc.Server$Connection

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     * Check if we can connect using password auth
     * @return true|false
     */
    public boolean checkPasswordAuth() {
        boolean status = false;
        Connection c = null;
        try {
            c = new Connection(host, port);
            c.connect();
            if(logger.isLoggable(Level.FINER)) {
                logger.finer("Checking connection...");
            }
            status = c.authenticateWithPassword(userName, password);
            if (status) {
                logger.finer("Successfully connected to " + userName + "@" + host + " using password authentication");
            }
        } catch(IOException ioe) {
            //logger.printExceptionStackTrace(ioe);
            if (logger.isLoggable(Level.FINER)) {
                ioe.printStackTrace();
            }
        } finally {
            c.close();
        }
        return status;
    }
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     */
    private void openConnection() throws IOException {

    boolean isAuthenticated = false;
    String message= "";
    connection = new Connection(host, port);

        connection.connect(new HostVerifier(knownHostsDatabase));
        if(SSHUtil.checkString(keyFile) == null && SSHUtil.checkString(password) == null &&
                privateKey == null) {
            message += "No key or password specified - trying default keys \n";
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   /**
    * Returns a new connection.
    */
   Connection getConnection()
   {
      return new Connection(getAccessKeyId(), getSecretAccessKey(),
            isSecure(), getServer(), getPort(), getCallingFormat());
   }
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   /**
    * Returns a new connection.
    */
   Connection getConnection()
   {
      return new Connection(getAccessKeyId(), getSecretAccessKey(),
            isSecure(), getServer(), getPort(), getCallingFormat());
   }
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    }

  }

  public void testCalls() throws Exception {
    Server server = RPC.getServer(new TestImpl(), ADDRESS, PORT, conf);
    server.start();

    InetSocketAddress addr = new InetSocketAddress(PORT);
    TestProtocol proxy = (TestProtocol) RPC.getProxy(TestProtocol.class,
        TestProtocol.versionID, addr, conf);

    proxy.ping();

    String stringResult = proxy.echo("foo");
    assertEquals(stringResult, "foo");

    stringResult = proxy.echo((String) null);
    assertEquals(stringResult, null);

    String[] stringResults = proxy.echo(new String[] { "foo", "bar" });
    assertTrue(Arrays.equals(stringResults, new String[] { "foo", "bar" }));

    stringResults = proxy.echo((String[]) null);
    assertTrue(Arrays.equals(stringResults, null));

    int intResult = proxy.add(1, 2);
    assertEquals(intResult, 3);

    intResult = proxy.add(new int[] { 1, 2 });
    assertEquals(intResult, 3);

    boolean caught = false;
    try {
      proxy.error();
    } catch (IOException e) {
      LOG.debug("Caught " + e);
      caught = true;
    }
    assertTrue(caught);

    proxy.testServerGet();

    // try some multi-calls
    Method echo = TestProtocol.class.getMethod("echo",
        new Class[] { String.class });
    String[] strings = (String[]) RPC.call(echo, new String[][] { { "a" },
        { "b" } }, new InetSocketAddress[] { addr, addr }, null, conf);
    assertTrue(Arrays.equals(strings, new String[] { "a", "b" }));

    Method ping = TestProtocol.class.getMethod("ping", new Class[] {});
    Object[] voids = RPC.call(ping, new Object[][] { {}, {} },
        new InetSocketAddress[] { addr, addr }, null, conf);
    assertEquals(voids, null);

    server.stop();
  }
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    private void connectionClosed() {
        if(! reconnect.get()) {
            return; // Nothing to do
        }
        // Wait until the connection is closed before reconnecting
        final Connection connection = this.connection;
        if(connection != null) {
            if(channel == null) {
                connection.closeAsync();
            }
        } else {
            HostControllerLogger.ROOT_LOGGER.lostRemoteDomainConnection();
            executorService.execute(new Runnable() {
                @Override
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     *
     * @param connectionURI the new connection URI
     */
    protected void reconfigure(final URI connectionURI) {
        configuration.setUri(connectionURI);
        final Connection connection = this.connection;
        if(connection != null) {
            connection.closeAsync();
        }
    }
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            builder.set(Options.SASL_MECHANISMS, Sequence.of("JBOSS-LOCAL-USER"));
        }

        final IoFuture<Connection> futureConnection = endpoint.connect(connectionURI, builder.getMap(), new AuthenticationCallbackHandler(username, password));
        // wait for the connection to be established
        final Connection connection = IoFutureHelper.get(futureConnection, 5000, TimeUnit.MILLISECONDS);
        // create a remoting EJB receiver for this connection
        final EJBReceiver receiver = new RemotingConnectionEJBReceiver(connection);
        // associate it with the client context
        EJBClientContext context = EJBClientContext.create();
        context.registerEJBReceiver(receiver);
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        return this.nodeName;
    }

    @Override
    public EJBReceiver getEJBReceiver() {
        Connection connection;
        final ReconnectHandler reconnectHandler;
        OptionMap channelCreationOptions = OptionMap.EMPTY;
        final EJBClientConfiguration ejbClientConfiguration = this.clusterContext.getEJBClientContext().getEJBClientConfiguration();
        try {
            // if the client configuration is available create the connection using those configs
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            this.connectionTimeout = connectionTimeoutInMillis;
        }

        @Override
        public void reconnect() throws IOException {
            Connection connection = null;
            try {
                final IoFuture<Connection> futureConnection = NetworkUtil.connect(endpoint, destinationHost, destinationPort, null, connectionCreationOptions, callbackHandler, null);
                connection = IoFutureHelper.get(futureConnection, connectionTimeout, TimeUnit.MILLISECONDS);
                logger.debug("Successfully reconnected to connection " + connection);
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