Example usage for com.amazonaws.services.kinesis AmazonKinesis putRecord

Introduction

In this page you can find the example usage for com.amazonaws.services.kinesis AmazonKinesis putRecord.

Prototype

PutRecordResult putRecord(PutRecordRequest putRecordRequest);

Source Link

Document

Writes a single data record into an Amazon Kinesis data stream.

Usage

From source file:com.calamp.services.kinesis.events.writer.CalAmpEventWriter.java

License:Open Source License

/**
 * Uses the Kinesis client to send the event to the given stream.
 *
 * @param trade instance representing the stock trade
 * @param kinesisClient Amazon Kinesis client
 * @param streamName Name of stream /*from  ww  w  .  j  av  a2 s.c  om*/
 */
public static void sendEvent(CalAmpEvent event, AmazonKinesis kinesisClient, String streamName) {
    byte[] bytes = event.toJsonAsBytes();
    // The bytes could be null if there is an issue with the JSON serialization by the Jackson JSON library.
    if (bytes == null) {
        LOG.warn("Could not get JSON bytes for stock trade");
        return;
    }

    LOG.info("Putting trade: " + event.toString());
    PutRecordRequest putRecord = new PutRecordRequest();
    putRecord.setStreamName(CalAmpParameters.unorderdStreamName);
    putRecord.setPartitionKey(String.valueOf(event.getMachineId()));
    putRecord.setData(ByteBuffer.wrap(bytes));

    //This is needed to guaranteed FIFO ordering per partitionKey
    if (prevSeqNum != null) {
        putRecord.setSequenceNumberForOrdering(prevSeqNum);
    }
    try {
        PutRecordResult res = kinesisClient.putRecord(putRecord);
        prevSeqNum = res.getSequenceNumber();
        Utils.lazyLog(putRecord, CalAmpParameters.writeLogName);
    } catch (AmazonClientException ex) {
        LOG.warn("Error sending record to Amazon Kinesis.", ex);
    }
}

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From source file:com.kinesis.main.KinesisLogger.java

License:Apache License

private static void sendOauthJson(OauthJSON json, AmazonKinesis kinesisClient, String streamName) {

    json = new OauthJSON();
    API currentAPI = API.getRandom();/*from   w w w. j  a  va2  s .co m*/
    json.setApi(currentAPI.name());
    json.setClientName(ClientName.getRandom().name());
    json.setServiceName(ServiceName.getRandom().name());
    json.setUserId(getRandomNumberInRange(10000, 100000));
    json.setTokenId(UUID.randomUUID().toString());
    json.setTickerSymbol("AMZN");
    switch (currentAPI) {
    case CreateTokenFromUserIdFailure:
        json.setError(CreateTokenFailureErrors.getRandom().name());
        break;
    case ValidateTokenFailure:
        json.setError(CreateTokenFailureErrors.getRandom().name());
        break;
    case RevokeTokenFailure:
        json.setError(CreateTokenFailureErrors.getRandom().name());
        break;
    default:
        break;
    }
    logger.info(json.toString());

    byte[] bytes = json.toJsonAsBytes();
    // The bytes could be null if there is an issue with the JSON serialization by the Jackson JSON library.
    if (bytes == null) {
        logger.info("Could not get JSON bytes for stock trade");
        return;
    }

    PutRecordRequest putRecord = new PutRecordRequest();
    putRecord.setStreamName(streamName);
    // We use the ticker symbol as the partition key, as explained in the tutorial.
    putRecord.setPartitionKey(json.getTickerSymbol());
    putRecord.setData(ByteBuffer.wrap(bytes));

    try {
        kinesisClient.putRecord(putRecord);
    } catch (AmazonClientException ex) {
        logger.warn("Error sending record to Amazon Kinesis.", ex);
    }
}

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From source file:com.kinesis.writer.StockTradesWriter.java

License:Open Source License

/**
 * Uses the Kinesis client to send the stock trade to the given stream.
 *
 * @param trade instance representing the stock trade
 * @param kinesisClient Amazon Kinesis client
 * @param streamName Name of stream//from ww  w  .j av a  2s.  c o  m
 */
private static void sendStockTrade(StockTrade trade, AmazonKinesis kinesisClient, String streamName) {
    byte[] bytes = trade.toJsonAsBytes();
    // The bytes could be null if there is an issue with the JSON serialization by the Jackson JSON library.
    if (bytes == null) {
        LOG.warn("Could not get JSON bytes for stock trade");
        return;
    }

    LOG.info("Putting trade: " + trade.toString());
    PutRecordRequest putRecord = new PutRecordRequest();
    putRecord.setStreamName(streamName);
    // We use the ticker symbol as the partition key, as explained in the tutorial.
    putRecord.setPartitionKey(trade.getTickerSymbol());
    putRecord.setData(ByteBuffer.wrap(bytes));

    try {
        kinesisClient.putRecord(putRecord);
    } catch (AmazonClientException ex) {
        LOG.warn("Error sending record to Amazon Kinesis.", ex);
    }
}

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From source file:producer.SensorReadingProducer.java

License:Open Source License

private void run(final int events, final OutputFormat format, final String streamName, final String region)
        throws Exception {
    AmazonKinesis kinesisClient = new AmazonKinesisClient(new DefaultAWSCredentialsProviderChain());
    kinesisClient.setRegion(Region.getRegion(Regions.fromName(region)));
    int count = 0;
    SensorReading r = null;/*from w  w w  .  j ava 2s  . c  o m*/
    do {
        r = nextSensorReading(format);

        try {
            PutRecordRequest req = new PutRecordRequest().withPartitionKey("" + rand.nextLong())
                    .withStreamName(streamName).withData(ByteBuffer.wrap(r.toString().getBytes()));
            kinesisClient.putRecord(req);
        } catch (ProvisionedThroughputExceededException e) {
            Thread.sleep(BACKOFF);
        }

        System.out.println(r);
        count++;
    } while (count < events);
}

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