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)

Source Link

Document

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

Usage

From source file:main.java.ddb.loader.DDBSampleLoader.java

License:Apache License

static void init() {
    log = LoggerFactory.getLogger(DDBSampleLoader.class);
    rand = new Random(seed);
    ddb_client = new AmazonDynamoDBClient(new ProfileCredentialsProvider());
    ddb_mapper = new DynamoDBMapper(ddb_client);
    print_mapper = new ObjectMapper();
    df3 = new DecimalFormat("#.###");
}

From source file:mx.iteso.desi.cloud.keyvalue.DynamoDBStorage.java

License:Apache License

public DynamoDBStorage(String dbName) {
    BasicAWSCredentials cred = new BasicAWSCredentials(Config.accessKeyID, Config.secretAccessKey);

    if (Config.DynamoDbClientType == Config.DYNAMODBCLIENTTYPE.Local) {
        client = new AmazonDynamoDBClient(cred);
        client.setRegion(Region.getRegion(Config.amazonRegion));
        client.setEndpoint("http://localhost:8000");
    } else {/*from www . j  a  v  a 2  s  . c o  m*/
        client = AmazonDynamoDBClientBuilder.standard().withRegion(Config.amazonRegion)
                .withCredentials(new AWSStaticCredentialsProvider(cred)).build();
    }
    docClient = new DynamoDB(client);

    this.dbName = dbName;
    // Create a table
    CreateTableRequest createTableRequest = new CreateTableRequest().withTableName(dbName)
            .withKeySchema(new KeySchemaElement().withAttributeName("keyword").withKeyType(KeyType.HASH),
                    new KeySchemaElement().withAttributeName("inx").withKeyType(KeyType.RANGE))
            .withAttributeDefinitions(
                    new AttributeDefinition().withAttributeName("keyword")
                            .withAttributeType(ScalarAttributeType.S),
                    new AttributeDefinition().withAttributeName("inx").withAttributeType(ScalarAttributeType.N))
            .withProvisionedThroughput(
                    new ProvisionedThroughput().withReadCapacityUnits(1L).withWriteCapacityUnits(1L));
    // Create table if it does not exist yet
    TableUtils.createTableIfNotExists(client, createTableRequest);
    // Wait for the table to move into Active state
    try {
        TableUtils.waitUntilActive(client, dbName);
    } catch (Exception e) {
        // Do nothing... yet
    }
    //requestItems.put(dbName, requestList);
}

From source file:nyu.twitter.lg.FentchTwitter.java

License:Open Source License

/**
 * The only information needed to create a client are security credentials
 * consisting of the AWS Access Key ID and Secret Access Key. All other
 * configuration, such as the service endpoints, are performed
 * automatically. Client parameters, such as proxies, can be specified in an
 * optional ClientConfiguration object when constructing a client.
 *
 * @see com.amazonaws.auth.BasicAWSCredentials
 * @see com.amazonaws.auth.ProfilesConfigFile
 * @see com.amazonaws.ClientConfiguration
 *///w  ww. ja v a2  s . co  m
private static void init() throws Exception {
    /*
     * The ProfileCredentialsProvider will return your [New US East
     * (Virginia) Profile] credential profile by reading from the
     * credentials file located at ().
     */
    //      AWSCredentials credentials = null;
    AWSCredentialsProvider credentialsProvider = null;

    try {
        credentialsProvider = new ClasspathPropertiesFileCredentialsProvider();
        //         credentials = new ProfileCredentialsProvider(
        //               "New US East (Virginia) Profile").getCredentials();
    } catch (Exception e) {
        throw new AmazonClientException(
                //               "Cannot load the credentials from the credential profiles file. "
                //                     + "Please make sure that your credentials file is at the correct "
                //                     + "location (), and is in valid format.",
                e);
    }
    dynamoDB = new AmazonDynamoDBClient(credentialsProvider);
    Region usEast1 = Region.getRegion(Regions.US_EAST_1);
    dynamoDB.setRegion(usEast1);
}

From source file:org.apache.gora.dynamodb.store.DynamoDBUtils.java

License:Apache License

/**
 * Method to create the specific client to be used
 * /*w  w  w .  j  a v  a 2 s.  c om*/
 * @param clientType
 * @param credentials
 * @return
 */
public static AmazonDynamoDB getClient(String clientType, AWSCredentials credentials) {
    if (clientType.equals(SYNC_CLIENT_PROP))
        return new AmazonDynamoDBClient(credentials);
    if (clientType.equals(ASYNC_CLIENT_PROP))
        return new AmazonDynamoDBAsyncClient(credentials);
    return null;
}

From source file:org.diksha.common.dyutils.DyDBUtils.java

License:Apache License

public static DynamoDB getDynamoDB() {
    AWSCredentials awsCredentials = getAwsCredentials();
    DynamoDB dynamoDB = new DynamoDB(new AmazonDynamoDBClient(awsCredentials));
    return dynamoDB;
}

From source file:org.diksha.common.dyutils.DyDBUtils.java

License:Apache License

public static DynamoDBMapper getDynamoDBMapper() {
    AmazonDynamoDBClient dynamoDBClient = new AmazonDynamoDBClient(getAwsCredentials());
    return new DynamoDBMapper(dynamoDBClient);
}

From source file:org.kmbmicro.chatwebsocket.DbString.java

public static void init() {
    try {//ww  w .  ja v a  2s . c  o m
        credentials = new ProfileCredentialsProvider("default").getCredentials();
    } catch (Exception e) {
        throw new AmazonClientException("Cannot load the credentials from the credential profiles file. "
                + "Please make sure that your credentials file is at the correct "
                + "location (/Users/sandiwibowo/.aws/credentials), and is in valid format.", e);
    }
    AmazonDynamoDBClient dynamoDBAWS = new AmazonDynamoDBClient(credentials);
    Region usWest2 = Region.getRegion(Regions.US_WEST_2);
    dynamoDBAWS.setRegion(usWest2);
    dynamoDB = new DynamoDB(dynamoDBAWS);
}

From source file:org.onebusaway.alexa.storage.ObaDynamoDbClient.java

License:Apache License

public ObaDynamoDbClient(AWSCredentials creds) {
    dynamoDBClient = new AmazonDynamoDBClient(creds);
}

From source file:org.openhab.persistence.dynamodb.internal.DynamoDBClient.java

License:Open Source License

public DynamoDBClient(AWSCredentials credentials, Region region) {
    client = new AmazonDynamoDBClient(credentials);
    client.setRegion(region);//w w w  .  j a  v  a 2  s  .  c  om
    dynamo = new DynamoDB(client);
}

From source file:org.selman.tweetamo.PersistentStore.java

License:Apache License

/**
 * The only information needed to create a client are security credentials
 * consisting of the AWS Access Key ID and Secret Access Key. All other
 * configuration, such as the service endpoints, are performed
 * automatically. Client parameters, such as proxies, can be specified in an
 * optional ClientConfiguration object when constructing a client.
 * //w w  w  .  ja va 2  s. c  o m
 * @see com.amazonaws.auth.BasicAWSCredentials
 * @see com.amazonaws.auth.PropertiesCredentials
 * @see com.amazonaws.ClientConfiguration
 */
private PersistentStore(Region region, long readCapacity, long writeCapacity) throws Exception {
    /*
     * This credentials provider implementation loads your AWS credentials
     * from a properties file at the root of your classpath.
     */
    dynamoDB = new AmazonDynamoDBClient(new ClasspathPropertiesFileCredentialsProvider());
    dynamoDB.setRegion(region);

    try {
        if (!tablesExist()) {
            createTables(readCapacity, writeCapacity);
        }
        waitForTableToBecomeAvailable(TABLE_NAME);
    } catch (Exception e) {
        handleException(e);
    }
}