Package java.nio.channels

Examples of java.nio.channels.DatagramChannel.configureBlocking()

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    private static DatagramChannel createDatagramChannel(final SocketAddress sockAddr, final boolean blocking) {
        final DatagramChannel ch;
        try {
            ch = DatagramChannel.open();
            ch.configureBlocking(blocking);
        } catch (IOException e) {
            LOG.error("Failed to open DatagramChannel.", e);
            throw new IllegalStateException(e);
        }
        try {
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            if (localAddress != null) {
                ch.socket().bind(localAddress);
            }
            ch.connect(address);
            ch.configureBlocking(false);
            initialized = true;
        } catch (IOException e) {
            return DefaultConnectFuture.newFailedFuture(e);
        } finally {
            if (!initialized && ch != null) {
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                if (ch.socket().getTrafficClass() != cfg.getTrafficClass()) {
                    ch.socket().setTrafficClass(cfg.getTrafficClass());
                }

                ch.configureBlocking(false);
                ch.socket().bind(req.address);
                if (req.address == null || req.address.getPort() == 0) {
                    req.address = (InetSocketAddress) ch.socket()
                            .getLocalSocketAddress();
                }
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     * @tests DatagramChannel#socket()
     */
    public void test_socket_IllegalBlockingModeException() throws Exception {
        // regression test for Harmony-1036
        DatagramChannel channel = DatagramChannel.open();
        channel.configureBlocking(false);
        DatagramSocket socket = channel.socket();
        try {
            socket.send(null);
            fail("should throw IllegalBlockingModeException");
        } catch (IllegalBlockingModeException e) {
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            if( localAddress != null )
            {
                ch.socket().bind( localAddress );
            }
            ch.connect( address );
            ch.configureBlocking( false );
            initialized = true;
        }
        finally
        {
            if( !initialized )
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            DatagramChannel ch = null;
            try
            {
                ch = DatagramChannel.open();
                ch.configureBlocking( false );
                ch.socket().bind( req.address );
                ch.register( selector, SelectionKey.OP_READ, req );
                channels.put( req.address, ch );
            }
            catch( Throwable t )
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     * @tests DatagramChannel#socket()
     */
    public void test_socket_IllegalBlockingModeException() throws Exception {
        // regression test for Harmony-1036
        DatagramChannel channel = DatagramChannel.open();
        channel.configureBlocking(false);
        DatagramSocket socket = channel.socket();
        try {
            socket.send(null);
            fail("should throw IllegalBlockingModeException");
        } catch (IllegalBlockingModeException e) {
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    protected DatagramChannel open(SocketAddress localAddress) throws Exception {
        final DatagramChannel c = DatagramChannel.open();
        boolean success = false;
        try {
            new NioDatagramSessionConfig(c).setAll(getSessionConfig());
            c.configureBlocking(false);
            c.socket().bind(localAddress);
            c.register(selector, SelectionKey.OP_READ);
            success = true;
        } finally {
            if (!success) {
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                if (ch.socket().getTrafficClass() != cfg.getTrafficClass()) {
                    ch.socket().setTrafficClass(cfg.getTrafficClass());
                }

                ch.configureBlocking(false);
                ch.socket().bind(req.address);
                if (req.address == null || req.address.getPort() == 0) {
                    req.address = (InetSocketAddress) ch.socket()
                            .getLocalSocketAddress();
                }
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            if (localAddress != null) {
                ch.socket().bind(localAddress);
            }
            ch.connect(address);
            ch.configureBlocking(false);
            initialized = true;
        } catch (IOException e) {
            return DefaultConnectFuture.newFailedFuture(e);
        } finally {
            if (!initialized && ch != null) {
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