Example usage for com.amazonaws.services.dynamodbv2.model CreateTableRequest setTableName

Introduction

In this page you can find the example usage for com.amazonaws.services.dynamodbv2.model CreateTableRequest setTableName.

Prototype

public void setTableName(String tableName) 

Source Link

Document

The name of the table to create.

Usage

From source file:DynamoDBUtils.java

License:Open Source License

/**
 * Creates the Amazon DynamoDB table if it does not already exist and have the correct schema. Then it
 * waits for the table to become active.
 *
 * @param client/* w w w  .j  a  v a  2s . c o  m*/
 *        The {@link AmazonDynamoDBClient} with Amazon DynamoDB read and write privileges
 * @param tableName
 *        The Amazon DynamoDB table to create
 * @param key
 *        The Amazon DynamoDB table hashkey
 * @param readCapacityUnits
 *        Number of read capacity units for the Amazon DynamoDB table
 * @param writeCapacityUnits
 *        Number of write capacity units for the Amazon DynamoDB table
 * @throws IllegalStateException
 *         Table already exists and schema does not match
 * @throws IllegalStateException
 *         Table is already getting created
 */
public static void createTable(AmazonDynamoDBClient client, String tableName, String key,
        long readCapacityUnits, long writeCapacityUnits) {
    if (tableExists(client, tableName)) {
        if (tableHasCorrectSchema(client, tableName, key)) {
            waitForActive(client, tableName);
            return;
        } else {
            throw new IllegalStateException("Table already exists and schema does not match");
        }

    }
    CreateTableRequest createTableRequest = new CreateTableRequest();
    createTableRequest.setTableName(tableName);
    createTableRequest.setKeySchema(Arrays.asList(new KeySchemaElement(key, KeyType.HASH)));
    createTableRequest
            .setProvisionedThroughput(new ProvisionedThroughput(readCapacityUnits, writeCapacityUnits));
    createTableRequest
            .setAttributeDefinitions(Arrays.asList(new AttributeDefinition(key, ScalarAttributeType.S)));
    try {
        client.createTable(createTableRequest);
    } catch (ResourceInUseException e) {
        throw new IllegalStateException("The table may already be getting created.", e);
    }
    LOG.info("Table " + tableName + " created");
    waitForActive(client, tableName);
}

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From source file:com.amazon.services.awsrum.utils.DynamoDBUtils.java

License:Open Source License

public static void createTable(AmazonDynamoDBClient client, String tableName, String key, String rangeKey,
        long readCapacityUnits, long writeCapacityUnits) {
    if (tableExists(client, tableName)) {
        if (tableHasCorrectSchema(client, tableName, key, rangeKey)) {
            waitForActive(client, tableName);
            return;
        } else {/*from  w  w w . ja  v a  2 s .  c o  m*/
            LOG.error("Table already exists and schema does not match");
        }

    }
    CreateTableRequest createTableRequest = new CreateTableRequest();
    createTableRequest.setTableName(tableName);
    createTableRequest.setKeySchema(Arrays.asList(new KeySchemaElement(key, KeyType.HASH),
            new KeySchemaElement(rangeKey, KeyType.RANGE)));
    createTableRequest
            .setProvisionedThroughput(new ProvisionedThroughput(readCapacityUnits, writeCapacityUnits));
    createTableRequest
            .setAttributeDefinitions(Arrays.asList(new AttributeDefinition(key, ScalarAttributeType.S),
                    new AttributeDefinition(rangeKey, ScalarAttributeType.N)));
    try {
        client.createTable(createTableRequest);
    } catch (ResourceInUseException e) {
        throw new IllegalStateException("The table may already be getting created.", e);
    }
    LOG.info("Table " + tableName + " created");
    waitForActive(client, tableName);
}

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

License:Apache License

/**
 * Builds the necessary requests to create tables
 * /*ww w  .j a va  2  s.  c o m*/
 * @param tableName
 * @param keySchema
 * @param proThrou
 * @param attrs 
 * @return
 */
public static CreateTableRequest buildCreateTableRequest(String tableName,
        ArrayList<KeySchemaElement> keySchema, ProvisionedThroughput proThrou, Map<String, String> attrs) {
    CreateTableRequest createTableRequest = new CreateTableRequest();
    createTableRequest.setTableName(tableName);
    createTableRequest.setKeySchema(keySchema);
    ArrayList<AttributeDefinition> attributeDefinitions = new ArrayList<AttributeDefinition>();
    for (KeySchemaElement kEle : keySchema) {
        AttributeDefinition attrDef = new AttributeDefinition();
        attrDef.setAttributeName(kEle.getAttributeName());
        attrDef.setAttributeType(attrs.get(kEle.getAttributeName()));
        attributeDefinitions.add(attrDef);
    }
    createTableRequest.setAttributeDefinitions(attributeDefinitions);
    createTableRequest.setProvisionedThroughput(proThrou);
    return createTableRequest;
}

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From source file:org.apache.metamodel.dynamodb.DynamoDbTableCreationBuilder.java

License:Apache License

@Override
public Table execute() throws MetaModelException {
    final MutableTable table = getTable();
    final String tableName = table.getName();

    final Collection<AttributeDefinition> attributes = new ArrayList<>();
    final Collection<KeySchemaElement> keySchema = new ArrayList<>();
    final Collection<GlobalSecondaryIndex> globalSecondaryIndices = new ArrayList<>();

    final long readCapacity = Long
            .parseLong(System.getProperty(DynamoDbDataContext.SYSTEM_PROPERTY_THROUGHPUT_READ_CAPACITY, "5"));
    final long writeCapacity = Long
            .parseLong(System.getProperty(DynamoDbDataContext.SYSTEM_PROPERTY_THROUGHPUT_WRITE_CAPACITY, "5"));
    final ProvisionedThroughput provisionedThroughput = new ProvisionedThroughput(readCapacity, writeCapacity);

    for (Column column : table.getColumns()) {
        if (column.isPrimaryKey()) {
            final KeyType keyType = getKeyType(column.getRemarks());
            keySchema.add(new KeySchemaElement(column.getName(), keyType));
            attributes.add(//  w  w w .  j  av  a 2s  .  c o  m
                    new AttributeDefinition(column.getName(), DynamoDbUtils.toAttributeType(column.getType())));
        }
    }

    final CreateTableRequest createTableRequest = new CreateTableRequest();
    createTableRequest.setTableName(tableName);
    createTableRequest.setAttributeDefinitions(attributes);
    createTableRequest.setGlobalSecondaryIndexes(globalSecondaryIndices);
    createTableRequest.setKeySchema(keySchema);
    createTableRequest.setProvisionedThroughput(provisionedThroughput);

    final AmazonDynamoDB client = getUpdateCallback().getDataContext().getDynamoDb();

    final CreateTableResult createTableResult = client.createTable(createTableRequest);

    // await the table creation to be "done".
    {
        String tableStatus = createTableResult.getTableDescription().getTableStatus();
        while (TableStatus.CREATING.name().equals(tableStatus)) {
            logger.debug("Waiting for table status to be ACTIVE. Currently: {}", tableStatus);
            try {
                Thread.sleep(300);
            } catch (InterruptedException e) {
                getUpdateCallback().setInterrupted(true);
            }
            tableStatus = client.describeTable(tableName).getTable().getTableStatus();
        }
    }

    return table;
}

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