Examples with ClientDisconnectListener org.apache.ignite.client.ClientDisconnectListener used on opensource projects

Example 1 with ClientDisconnectListener

use of org.apache.ignite.client.ClientDisconnectListener in project ignite by apache.

the class JavaThinClient method continuousQueries.

void continuousQueries() throws Exception {
    ClientConfiguration clientCfg = new ClientConfiguration().setAddresses("127.0.0.1:10800");
    try (IgniteClient client = Ignition.startClient(clientCfg)) {
        // tag::continuous-queries[]
        ClientCache<Integer, String> cache = client.getOrCreateCache("myCache");
        ContinuousQuery<Integer, String> query = new ContinuousQuery<>();
        query.setLocalListener(new CacheEntryUpdatedListener<Integer, String>() {

            @Override
            public void onUpdated(Iterable<CacheEntryEvent<? extends Integer, ? extends String>> events) throws CacheEntryListenerException {
            // react to the update events here
            }
        });
        ClientDisconnectListener disconnectListener = new ClientDisconnectListener() {

            @Override
            public void onDisconnected(Exception reason) {
            // react to the disconnect event here
            }
        };
        cache.query(query, disconnectListener);
    // end::continuous-queries[]
    }
}

Example 2 with ClientDisconnectListener

use of org.apache.ignite.client.ClientDisconnectListener in project ignite by apache.

the class TcpClientCache method registerCacheEntryListener.

/**
 * {@inheritDoc}
 */
@Override
public void registerCacheEntryListener(CacheEntryListenerConfiguration<K, V> cfg, ClientDisconnectListener disconnectLsnr) {
    A.ensure(!cfg.isSynchronous(), "Unsupported cfg.isSynchronous() flag value");
    A.notNull(cfg.getCacheEntryListenerFactory(), "cfg.getCacheEntryListenerFactory()");
    ClientCacheEntryListenerHandler<K, V> hnd = new ClientCacheEntryListenerHandler<>(jCacheAdapter, ch, marsh, keepBinary);
    if (lsnrsRegistry.registerCacheEntryListener(name, cfg, hnd)) {
        CacheEntryListener<? super K, ? super V> locLsnr = cfg.getCacheEntryListenerFactory().create();
        ClientDisconnectListener disconnectLsnr0 = e -> {
            if (disconnectLsnr != null)
                disconnectLsnr.onDisconnected(e);
            lsnrsRegistry.deregisterCacheEntryListener(name, cfg);
        };
        hnd.startListen(new ClientJCacheEntryListenerAdapter<>(locLsnr), disconnectLsnr0, cfg.getCacheEntryEventFilterFactory(), ContinuousQuery.DFLT_PAGE_SIZE, ContinuousQuery.DFLT_TIME_INTERVAL, locLsnr instanceof CacheEntryExpiredListener);
    } else
        throw new IllegalStateException("Listener is already registered for configuration: " + cfg);
}

Example 3 with ClientDisconnectListener

use of org.apache.ignite.client.ClientDisconnectListener in project ignite by apache.

the class ClientCacheEntryListenerHandler method onChannelClosed.

/**
 * {@inheritDoc}
 */
@Override
public void onChannelClosed(Exception reason) {
    ClientDisconnectListener lsnr = disconnectLsnr;
    if (lsnr != null)
        lsnr.onDisconnected(reason);
    U.closeQuiet(this);
}

Example 4 with ClientDisconnectListener

use of org.apache.ignite.client.ClientDisconnectListener in project ignite by apache.

the class ClientCacheEntryListenerHandler method startListen.

/**
 * Send request to the server and start
 */
public synchronized void startListen(CacheEntryUpdatedListener<K, V> locLsnr, ClientDisconnectListener disconnectLsnr, Factory<? extends CacheEntryEventFilter<? super K, ? super V>> rmtFilterFactory, int pageSize, long timeInterval, boolean includeExpired) {
    assert locLsnr != null;
    if (clientCh != null)
        throw new IllegalStateException("Listener was already started");
    this.locLsnr = locLsnr;
    this.disconnectLsnr = disconnectLsnr;
    Consumer<PayloadOutputChannel> qryWriter = payloadCh -> {
        BinaryOutputStream out = payloadCh.out();
        out.writeInt(ClientUtils.cacheId(jCacheAdapter.getName()));
        out.writeByte(keepBinary ? KEEP_BINARY_FLAG_MASK : 0);
        out.writeInt(pageSize);
        out.writeLong(timeInterval);
        out.writeBoolean(includeExpired);
        if (rmtFilterFactory == null)
            out.writeByte(GridBinaryMarshaller.NULL);
        else {
            utils.writeObject(out, rmtFilterFactory);
            out.writeByte(JAVA_PLATFORM);
        }
    };
    Function<PayloadInputChannel, T2<ClientChannel, Long>> qryReader = payloadCh -> {
        ClientChannel ch = payloadCh.clientChannel();
        Long rsrcId = payloadCh.in().readLong();
        ch.addNotificationListener(CONTINUOUS_QUERY_EVENT, rsrcId, this);
        return new T2<>(ch, rsrcId);
    };
    try {
        T2<ClientChannel, Long> params = ch.service(ClientOperation.QUERY_CONTINUOUS, qryWriter, qryReader);
        clientCh = params.get1();
        rsrcId = params.get2();
    } catch (ClientError e) {
        throw new ClientException(e);
    }
}