Package org.apache.s4.base

Examples of org.apache.s4.base.Event$Data

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        Assert.assertEquals("be=2;da=2;doobie=5;not=1;or=1;to=2;", results);

    }

    private void injectSentence(Injector injector, TCPEmitter emitter, String sentence) {
        Event event;
        event = new Event();
        event.put("sentence", String.class, sentence);
        emitter.send(0, new EventMessage("-1", "inputStream", injector.getInstance(SerializerDeserializer.class)
                .serialize(event)));
    }
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                new MockCoreModuleWithFileBaseCheckpointingBackend());
        TestApp app = injector.getInstance(TestApp.class);
        app.init();
        app.start();

        Event event = new Event();
        event.put("command", String.class, "setValue1");
        event.put("value", String.class, "message1");

        app.testStream.receiveEvent(new EventMessage("", "stream1", app.getSerDeser().serialize(event)));

        signalValue1Set.await();

        StatefulTestPE pe = (StatefulTestPE) app.getPE("statefulPE1").getInstanceForKey("X");

        Assert.assertEquals("message1", pe.getValue1());
        Assert.assertEquals("", pe.getValue2());

        // 3. generate a checkpoint event
        event = new Event();
        event.put("command", String.class, "checkpoint");
        app.testStream.receiveEvent(new EventMessage("", "stream1", app.getSerDeser().serialize(event)));
        Assert.assertTrue(signalCheckpointed.await(10, TimeUnit.SECONDS));

        // NOTE: the backend has asynchronous save operations
        Thread.sleep(1000);
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    public void run() {
        // TODO: this thread never seems to get interrupted. SHould we catch an interrupted exception from listener
        // here?
        while (!Thread.interrupted()) {
            byte[] message = listener.recv();
            Event event = (Event) serDeser.deserialize(message);

            int appId = event.getAppId();
            int streamId = event.getStreamId();

            /*
             * Match appId and streamId in event to the target stream and pass the event to the target stream. TODO:
             * make this more efficient for the case in which we send the same event to multiple PEs.
             */
 
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    public class MyChannelHandler extends SimpleChannelHandler {
        @Override
        public void messageReceived(ChannelHandlerContext ctx, MessageEvent e) {
            channels.add(e.getChannel());
            ChannelBuffer buffer = (ChannelBuffer) e.getMessage();
            Event event = (Event) serDeser.deserialize(buffer.toByteBuffer());

            zkClient.createEphemeralSequential("/test/data", event.get("message", long.class));

        }
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        this.targetStreams = targetStreams;
    }

    public void sendMessages() {
        for (long tick = 1; tick <= 100000; tick++) {
            Event event = new Event();
            event.put("tick", Long.class, tick);

            logger.trace("Sending event with tick {} and time {}.", event.get("tick", Long.class), event.getTime());
            for (int i = 0; i < targetStreams.length; i++) {
                targetStreams[i].put(event);
            }
        }
    }
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        @Override
        public void run() {
            while (true) {
                try {
                    Status status = messageQueue.take();
                    Event event = new Event();
                    event.put("statusText", String.class, status.getText());
                    getRemoteStream().put(event);
                } catch (Exception e) {

                }
            }
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                signalMessagesReceived, zk);

        SerializerDeserializer serDeser = injector.getInstance(SerializerDeserializerFactory.class)
                .createSerializerDeserializer(Thread.currentThread().getContextClassLoader());
        for (Long message : messages) {
            Event event = new Event();
            event.put("message", long.class, message);
            event.setStreamId("inputStream");
            emitter.send(0, serDeser.serialize(event));
        }

        // check sequential nodes in zk with correct data
        Assert.assertTrue(signalMessagesReceived.await(10, TimeUnit.SECONDS));
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        testCheckpointingConfiguration(S4AppWithCountBasedCheckpointing.class,
                CheckpointingModuleWithUnrespondingFetchingStorageBackend.class, false, "value1= ; value2=message2");
    }

    private void insertCheckpointInstruction(Injector injector, TCPEmitter emitter) throws InterruptedException {
        Event event;
        event = new Event();
        event.setStreamId("inputStream");
        event.put("command", String.class, "checkpoint");
        emitter.send(
                0,
                injector.getInstance(SerializerDeserializerFactory.class)
                        .createSerializerDeserializer(Thread.currentThread().getContextClassLoader()).serialize(event));
    }
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        Injector injector = CoreTestUtils.createInjectorWithNonFailFastZKClients();

        TCPEmitter emitter = injector.getInstance(TCPEmitter.class);

        Event event = new Event();
        event.put("command", String.class, "setValue1");
        event.put("value", String.class, "message1");
        event.setStreamId("inputStream");
        emitter.send(
                0,
                injector.getInstance(SerializerDeserializerFactory.class)
                        .createSerializerDeserializer(Thread.currentThread().getContextClassLoader()).serialize(event));

        if (manualCheckpointing) {
            insertCheckpointInstruction(injector, emitter);
        }

        Assert.assertTrue(signalCheckpointed.await(10, TimeUnit.SECONDS));

        forkedS4App.destroy();

        zk.delete("/data", -1);

        signalConsumerReady = getConsumerReadySignal("inputStream");
        DeploymentUtils.initAppConfig(
                new AppConfig.Builder()
                        .appClassName(S4AppWithManualCheckpointing.class.getName())
                        .namedParameters(
                                ImmutableMap.of("s4.checkpointing.filesystem.storageRootPath",
                                        CommTestUtils.DEFAULT_STORAGE_DIR.getAbsolutePath()))
                        .customModulesNames(ImmutableList.of(backendModuleClass.getName())).build(), "cluster1", true,
                "localhost:2181");

        forkedS4App = CoreTestUtils.forkS4Node(new String[] { "-c", "cluster1" }, new ZkClient("localhost:2181"), 10,
                "cluster1");

        Assert.assertTrue(signalConsumerReady.await(20, TimeUnit.SECONDS));
        // // trigger recovery by sending application event to set value 2
        CountDownLatch signalValue2Set = new CountDownLatch(1);
        CoreTestUtils.watchAndSignalCreation("/value2Set", signalValue2Set, zk);

        event = new Event();
        event.setStreamId("inputStream");
        event.put("command", String.class, "setValue2");
        event.put("value", String.class, "message2");
        emitter.send(
                0,
                injector.getInstance(SerializerDeserializerFactory.class)
                        .createSerializerDeserializer(Thread.currentThread().getContextClassLoader()).serialize(event));
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        Injector injector = CoreTestUtils.createInjectorWithNonFailFastZKClients();

        TCPEmitter emitter = injector.getInstance(TCPEmitter.class);

        Event event = new Event();
        event.setStreamId("inputStream");
        event.put("line", String.class, time1);
        emitter.send(
                0,
                injector.getInstance(SerializerDeserializerFactory.class)
                        .createSerializerDeserializer(Thread.currentThread().getContextClassLoader()).serialize(event));
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