Example usage for com.amazonaws.services.dynamodbv2 AmazonDynamoDBClient AmazonDynamoDBClient

Introduction

In this page you can find the example usage for com.amazonaws.services.dynamodbv2 AmazonDynamoDBClient AmazonDynamoDBClient.

Prototype

AmazonDynamoDBClient(AwsSyncClientParams clientParams, boolean endpointDiscoveryEnabled) 

Source Link

Document

Constructs a new client to invoke service methods on DynamoDB using the specified parameters.

Usage

From source file:com.alertlogic.aws.analytics.poc.DeleteResources.java

License:Open Source License

public static void main(String[] args) {
    if (args.length != 4) {
        System.err.println("Usage: " + DeleteResources.class.getSimpleName()
                + " <application name> <stream name> <DynamoDB table name> <region>");
        System.exit(1);/*from  w  w  w.  j  a v a 2s .  c o m*/
    }

    String applicationName = args[0];
    String streamName = args[1];
    String countsTableName = args[2];
    Region region = Utils.parseRegion(args[3]);

    AWSCredentialsProvider credentialsProvider = new DefaultAWSCredentialsProviderChain();
    ClientConfiguration clientConfig = Utils.configureUserAgentForSample(new ClientConfiguration());
    AmazonKinesis kinesis = new AmazonKinesisClient(credentialsProvider, clientConfig);
    kinesis.setRegion(region);
    AmazonDynamoDB dynamoDB = new AmazonDynamoDBClient(credentialsProvider, clientConfig);
    dynamoDB.setRegion(region);

    StreamUtils streamUtils = new StreamUtils(kinesis);
    DynamoDBUtils dynamoDBUtils = new DynamoDBUtils(dynamoDB);

    LOG.info("Removing Amazon Kinesis and DynamoDB resources used by the sample application...");

    streamUtils.deleteStream(streamName);
    // The Kinesis Client Library creates a table to manage shard leases and uses the application name for its name.
    dynamoDBUtils.deleteTable(applicationName);
    dynamoDBUtils.deleteTable(countsTableName);
}

---

From source file:com.alertlogic.aws.kinesis.test1.StreamProcessor.java

License:Open Source License

/**
 * Start the Kinesis Client application.
 * /*from w  ww . j a v  a  2 s  . co  m*/
 * @param args Expecting 4 arguments: Application name to use for the Kinesis Client Application, Stream name to
 *        read from, DynamoDB table name to persist counts into, and the AWS region in which these resources
 *        exist or should be created.
 */
public static void main(String[] args) throws UnknownHostException {
    if (args.length != 4) {
        System.err.println("Usage: " + StreamProcessor.class.getSimpleName()
                + " <application name> <stream name> <DynamoDB table name> <region>");
        System.exit(1);
    }

    String applicationName = args[0];
    String streamName = args[1];
    String countsTableName = args[2];
    Region region = SampleUtils.parseRegion(args[3]);

    AWSCredentialsProvider credentialsProvider = new DefaultAWSCredentialsProviderChain();
    ClientConfiguration clientConfig = SampleUtils.configureUserAgentForSample(new ClientConfiguration());
    AmazonKinesis kinesis = new AmazonKinesisClient(credentialsProvider, clientConfig);
    kinesis.setRegion(region);
    AmazonDynamoDB dynamoDB = new AmazonDynamoDBClient(credentialsProvider, clientConfig);
    dynamoDB.setRegion(region);

    // Creates a stream to write to, if it doesn't exist
    StreamUtils streamUtils = new StreamUtils(kinesis);
    streamUtils.createStreamIfNotExists(streamName, 2);
    LOG.info(String.format("%s stream is ready for use", streamName));

    DynamoDBUtils dynamoDBUtils = new DynamoDBUtils(dynamoDB);
    dynamoDBUtils.createCountTableIfNotExists(countsTableName);
    LOG.info(String.format("%s DynamoDB table is ready for use", countsTableName));

    String workerId = String.valueOf(UUID.randomUUID());
    LOG.info(String.format("Using working id: %s", workerId));
    KinesisClientLibConfiguration kclConfig = new KinesisClientLibConfiguration(applicationName, streamName,
            credentialsProvider, workerId);
    kclConfig.withCommonClientConfig(clientConfig);
    kclConfig.withRegionName(region.getName());
    kclConfig.withInitialPositionInStream(InitialPositionInStream.LATEST);

    // Persist counts to DynamoDB
    DynamoDBCountPersister persister = new DynamoDBCountPersister(
            dynamoDBUtils.createMapperForTable(countsTableName));

    IRecordProcessorFactory recordProcessor = new CountingRecordProcessorFactory<HttpReferrerPair>(
            HttpReferrerPair.class, persister, COMPUTE_RANGE_FOR_COUNTS_IN_MILLIS, COMPUTE_INTERVAL_IN_MILLIS);

    Worker worker = new Worker(recordProcessor, kclConfig);

    int exitCode = 0;
    try {
        worker.run();
    } catch (Throwable t) {
        LOG.error("Caught throwable while processing data.", t);
        exitCode = 1;
    }
    System.exit(exitCode);
}

---

From source file:com.alertlogic.aws.kinesis.test1.utils.DeleteSampleResources.java

License:Open Source License

public static void main(String[] args) {
    if (args.length != 4) {
        System.err.println("Usage: " + DeleteSampleResources.class.getSimpleName()
                + " <application name> <stream name> <DynamoDB table name> <region>");
        System.exit(1);//ww w.  ja  va  2 s.c  o  m
    }

    String applicationName = args[0];
    String streamName = args[1];
    String countsTableName = args[2];
    Region region = SampleUtils.parseRegion(args[3]);

    AWSCredentialsProvider credentialsProvider = new DefaultAWSCredentialsProviderChain();
    ClientConfiguration clientConfig = SampleUtils.configureUserAgentForSample(new ClientConfiguration());
    AmazonKinesis kinesis = new AmazonKinesisClient(credentialsProvider, clientConfig);
    kinesis.setRegion(region);
    AmazonDynamoDB dynamoDB = new AmazonDynamoDBClient(credentialsProvider, clientConfig);
    dynamoDB.setRegion(region);

    StreamUtils streamUtils = new StreamUtils(kinesis);
    DynamoDBUtils dynamoDBUtils = new DynamoDBUtils(dynamoDB);

    LOG.info("Removing Amazon Kinesis and DynamoDB resources used by the sample application...");

    streamUtils.deleteStream(streamName);
    // The Kinesis Client Library creates a table to manage shard leases and uses the application name for its name.
    dynamoDBUtils.deleteTable(applicationName);
    dynamoDBUtils.deleteTable(countsTableName);
}

---

From source file:com.alertlogic.aws.kinesis.test1.WebServer.java

License:Open Source License

/**
 * Start an embedded web server.//from   ww  w  .  java2  s .c  o  m
 * 
 * @param args Expecting 4 arguments: Port number, File path to static content, the name of the
 *        DynamoDB table where counts are persisted to, and the AWS region in which these resources
 *        exist or should be created.
 * @throws Exception Error starting the web server.
 */
public static void main(String[] args) throws Exception {
    if (args.length != 4) {
        System.err.println("Usage: " + WebServer.class
                + " <port number> <directory for static content> <DynamoDB table name> <region>");
        System.exit(1);
    }
    Server server = new Server(Integer.parseInt(args[0]));
    String wwwroot = args[1];
    String countsTableName = args[2];
    Region region = SampleUtils.parseRegion(args[3]);

    // Servlet context
    ServletContextHandler context = new ServletContextHandler(
            ServletContextHandler.NO_SESSIONS | ServletContextHandler.NO_SECURITY);
    context.setContextPath("/api");

    // Static resource context
    ResourceHandler resources = new ResourceHandler();
    resources.setDirectoriesListed(false);
    resources.setWelcomeFiles(new String[] { "graph.html" });
    resources.setResourceBase(wwwroot);

    // Create the servlet to handle /GetCounts
    AWSCredentialsProvider credentialsProvider = new DefaultAWSCredentialsProviderChain();
    ClientConfiguration clientConfig = SampleUtils.configureUserAgentForSample(new ClientConfiguration());
    AmazonDynamoDB dynamoDB = new AmazonDynamoDBClient(credentialsProvider, clientConfig);
    dynamoDB.setRegion(region);
    DynamoDBUtils dynamoDBUtils = new DynamoDBUtils(dynamoDB);
    context.addServlet(
            new ServletHolder(new GetCountsServlet(dynamoDBUtils.createMapperForTable(countsTableName))),
            "/GetCounts/*");

    HandlerList handlers = new HandlerList();
    handlers.addHandler(context);
    handlers.addHandler(resources);
    handlers.addHandler(new DefaultHandler());

    server.setHandler(handlers);
    server.start();
    server.join();
}

---

From source file:com.innoq.hagmans.bachelor.TemperatureConsumer.java

License:Open Source License

public static void main(String[] args) throws InterruptedException {
    if (args.length == 2) {
        streamName = args[0];// w w w . ja v  a 2s.c o  m
        db_name = args[1];
    }

    // Initialize Utils
    KinesisClientLibConfiguration config = new KinesisClientLibConfiguration(db_name, streamName,
            new DefaultAWSCredentialsProviderChain(), "KinesisProducerLibSampleConsumer")
                    .withRegionName(TemperatureProducer.REGION)
                    .withInitialPositionInStream(InitialPositionInStream.TRIM_HORIZON);

    Region region = RegionUtils.getRegion(TemperatureProducer.REGION);
    AWSCredentialsProvider credentialsProvider = new DefaultAWSCredentialsProviderChain();
    AmazonDynamoDB amazonDynamoDB = new AmazonDynamoDBClient(credentialsProvider, new ClientConfiguration());
    AmazonDynamoDBClient client = new AmazonDynamoDBClient(credentialsProvider);
    client.setRegion(region);
    DynamoDB dynamoDB = new DynamoDB(client);
    amazonDynamoDB.setRegion(region);
    DynamoDBUtils dbUtils = new DynamoDBUtils(dynamoDB, amazonDynamoDB, client);
    AmazonKinesis kinesis = new AmazonKinesisClient(credentialsProvider, new ClientConfiguration());
    kinesis.setRegion(region);
    StreamUtils streamUtils = new StreamUtils(kinesis);
    try {
        if (!streamUtils.isActive(kinesis.describeStream(streamName))) {
            log.info("Stream is not active. Waiting for Stream to become active....");
            streamUtils.waitForStreamToBecomeActive(streamName);
        }
    } catch (ResourceNotFoundException e) {
        log.info("Stream is not created right now. Waiting for stream to get created and become active....");
        streamUtils.waitForStreamToBecomeActive(streamName);
    }
    dbUtils.deleteTable(db_name);
    dbUtils.createTemperatureTableIfNotExists(tableName);

    Thread.sleep(1000);

    final TemperatureConsumer consumer = new TemperatureConsumer();

    new Worker.Builder().recordProcessorFactory(consumer).config(config).build().run();
}

---

From source file:com.intuit.tank.persistence.databases.AmazonDynamoDatabaseDocApi.java

License:Open Source License

/**
 * /*w w w . j  a  va 2 s .  com*/
 * @param dynamoDb
 */
public AmazonDynamoDatabaseDocApi() {
    CloudCredentials creds = new TankConfig().getVmManagerConfig().getCloudCredentials(CloudProvider.amazon);
    if (creds != null && StringUtils.isNotBlank(creds.getKeyId())) {
        AWSCredentials credentials = new BasicAWSCredentials(creds.getKeyId(), creds.getKey());
        this.dynamoDb = new AmazonDynamoDBClient(credentials, new ClientConfiguration());
    } else {
        this.dynamoDb = new AmazonDynamoDBClient(new ClientConfiguration());
    }

}

---

From source file:com.kinesis.datavis.utils.DeleteSampleResources.java

License:Open Source License

public static void main(String[] args) {
    if (args.length != 4) {
        System.err.println("Usage: " + DeleteSampleResources.class.getSimpleName()
                + " <application name> <stream name> <DynamoDB table name> <region>");
        System.exit(1);/* ww  w  .  j a v a2  s . c o  m*/
    }

    String applicationName = args[0];
    String streamName = args[1];
    String countsTableName = args[2];
    Region region = AppUtils.parseRegion(args[3]);

    AWSCredentialsProvider credentialsProvider = new DefaultAWSCredentialsProviderChain();

    ClientConfiguration clientConfig = AppUtils.configureUserAgentForSample(new ClientConfiguration());

    AmazonKinesis kinesis = new AmazonKinesisClient(credentialsProvider, clientConfig);
    kinesis.setRegion(region);

    AmazonDynamoDB dynamoDB = new AmazonDynamoDBClient(credentialsProvider, clientConfig);
    dynamoDB.setRegion(region);

    StreamUtils streamUtils = new StreamUtils(kinesis);
    DynamoDBUtils dynamoDBUtils = new DynamoDBUtils(dynamoDB);

    LOG.info("Removing Amazon Kinesis and DynamoDB resources used by the sample application...");

    streamUtils.deleteStream(streamName);

    // The Kinesis Client Library creates a table to manage shard leases and uses the application name for its name.
    dynamoDBUtils.deleteTable(applicationName);
    dynamoDBUtils.deleteTable(countsTableName);
}

---

From source file:com.kitac.kinesissamples.consumer.communication.DynamoDBManager.java

License:Open Source License

private DynamoDBManager() {
    config = new ClientConfiguration();

    /* TODO: ClientConfiguration setting code is here. */

    AmazonDynamoDBClient client = new AmazonDynamoDBClient(
            // For use IAM role, specify DefaultAWSCredentialsProviderChain instance.
            new DefaultAWSCredentialsProviderChain(), config);

    client.setRegion(Regions.AP_NORTHEAST_1);

    dynamoDBConnection = new DynamoDB(client);
}

---

From source file:com.netflix.config.sources.AbstractDynamoDbConfigurationSource.java

License:Apache License

public AbstractDynamoDbConfigurationSource(AWSCredentials credentials,
        ClientConfiguration clientConfiguration) {
    this(new AmazonDynamoDBClient(credentials, clientConfiguration));
    setEndpoint();//from w w w .j a v a 2 s.  c om
}

---

From source file:com.netflix.config.sources.AbstractDynamoDbConfigurationSource.java

License:Apache License

public AbstractDynamoDbConfigurationSource(AWSCredentialsProvider credentialsProvider,
        ClientConfiguration clientConfiguration) {
    this(new AmazonDynamoDBClient(credentialsProvider, clientConfiguration));
    setEndpoint();//from  w  w  w . j  a  va  2 s  .co  m
}

---

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