Example usage for com.amazonaws.services.dynamodbv2.document DynamoDB DynamoDB

Introduction

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

Prototype

public DynamoDB(Regions regionEnum)

Source Link

Document

Create a DynamoDB object that talks to the specified AWS region.

Usage

From source file:org.wildfly.camel.test.common.aws.DynamoDBUtils.java

License:Apache License

public static void deleteTable(AmazonDynamoDB client, String tableName) throws InterruptedException {
    new DynamoDB(client).getTable(tableName).delete();
}

From source file:org.xmlsh.aws.util.AWSDDBCommand.java

License:BSD License

protected DynamoDB getDynamotDB(Options opts) throws UnexpectedException, InvalidArgumentException {
    if (getAWSClient() == null)
        getDDBClient(opts);//from  w  w  w.  j a  va  2s .c  om
    assert (getAWSClient() != null);
    if (mDynamo == null)
        mDynamo = new DynamoDB(getAWSClient());
    setDynamoDBOpts(opts);
    return mDynamo;
}

From source file:oxwodwebdriver.DynamoHelper.java

public static void UploadProcessedWodDataToDynamoDB(String wod, String cardText) {
    System.out.println("About to upload data to DynamoDB");

    BasicAWSCredentials awsCreds = new BasicAWSCredentials("", "");
    AmazonDynamoDBClient client = new AmazonDynamoDBClient(awsCreds).withRegion(Regions.US_EAST_1);
    DynamoDB dynamoDB = new DynamoDB(client);
    Table table = dynamoDB.getTable("OxWod");

    Map<String, String> expressionAttributeNames = new HashMap<String, String>();
    expressionAttributeNames.put("#W", "Wod");
    expressionAttributeNames.put("#C", "CardWod");

    Map<String, Object> expressionAttributeValues = new HashMap<String, Object>();
    expressionAttributeValues.put(":val1", wod);
    expressionAttributeValues.put(":val2", cardText);

    UpdateItemOutcome outcome = table.updateItem("Id", // key attribute name
            1, // key attribute value
            "set #W = :val1, #C = :val2", // UpdateExpression
            expressionAttributeNames, expressionAttributeValues);
    System.out.println("Fnished uploading data to DynamoDB");
}

From source file:vfma.LoadSensorData.java

License:Open Source License

public ArrayList<RawSensorData> getSensorData(String lastTimestamp) throws VFMException {

    ArrayList<RawSensorData> rsdlist = new ArrayList<RawSensorData>();

    try {/*from w w  w .j  av a2s  .c o  m*/

        AmazonDynamoDBClient client = new AmazonDynamoDBClient()
                .withEndpoint("https://dynamodb.us-west-2.amazonaws.com");
        DynamoDB dynamoDB = new DynamoDB(client);
        Table table = dynamoDB.getTable("sensorData");
        ScanSpec scanSpec = new ScanSpec();

        System.out.println("Get sensors...");
        ItemCollection<ScanOutcome> items = table.scan(scanSpec);

        String lastTimeValue;

        Iterator<Item> iter = items.iterator();
        while (iter.hasNext()) {
            Item item = iter.next();

            RawSensorData rsd = new RawSensorData();

            rsd.setTimestamp(item.getJSON("pass").replace("\"", ""));
            final JSONObject rawData = new JSONObject(item.getJSON("payload"));
            rsd.setSensorId(rawData.getString("sensor_id_time"));
            rsd.setPassing(rawData.getString("passing"));

            System.out.println("Read " + rsd.getSensorId());

            if (rsd.getTimestamp().compareTo(lastTimestamp) > 0)
                rsdlist.add(rsd);

            lastTimeValue = rsd.getTimestamp();
        }

    } catch (Exception e) {
        System.err.println("Unable to scan the table:");
        System.err.println(e.getMessage());
    }

    return rsdlist;
}

From source file:ws.salient.aws.AmazonClientProvider.java

License:Apache License

public AmazonClientProvider() {
    Region region = Regions.getCurrentRegion();
    if (region == null) {
        region = Region.getRegion(Regions.US_EAST_1);
    }//from w  ww. j a  v  a  2 s . c  om
    s3 = new AmazonS3Client().withRegion(region);
    kms = new AWSKMSClient().withRegion(region);
    dynamodb = new DynamoDB(new AmazonDynamoDBClient().withRegion(region));
    lambda = new AWSLambdaClient().withRegion(region);
}