Example usage for com.amazonaws.services.dynamodbv2.document Table updateTable

Introduction

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

Prototype

public TableDescription updateTable(ProvisionedThroughput provisionedThroughput) 

Source Link

Document

Updates the provisioned throughput for this table.

Usage

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

License:Open Source License

private void addItemsToTable(String tableName, final BatchWriteItemRequest request) {

    boolean shouldRetry;
    int retries = 0;

    do {//from w  w w.ja v a  2  s. co m
        shouldRetry = false;
        try {
            BatchWriteItemResult result = dynamoDb.batchWriteItem(request);
            if (result != null) {
                try {
                    List<ConsumedCapacity> consumedCapacity = result.getConsumedCapacity();
                    for (ConsumedCapacity cap : consumedCapacity) {
                        logger.info(cap.getCapacityUnits());
                    }
                } catch (Exception e) {
                    // ignore this
                }
            }
        } catch (AmazonServiceException e) {
            if (e instanceof ProvisionedThroughputExceededException) {
                try {
                    DynamoDB db = new DynamoDB(dynamoDb);
                    Table table = db.getTable(tableName);
                    ProvisionedThroughputDescription oldThroughput = table.getDescription()
                            .getProvisionedThroughput();
                    logger.info("ProvisionedThroughputExceeded throughput = " + oldThroughput);
                    ProvisionedThroughput newThroughput = new ProvisionedThroughput()
                            .withReadCapacityUnits(
                                    table.getDescription().getProvisionedThroughput().getReadCapacityUnits())
                            .withWriteCapacityUnits(getIncreasedThroughput(
                                    table.getDescription().getProvisionedThroughput().getReadCapacityUnits()));
                    if (!oldThroughput.equals(newThroughput)) {
                        logger.info("Updating throughput to " + newThroughput);
                        table.updateTable(newThroughput);
                        table.waitForActive();
                    }
                } catch (Exception e1) {
                    logger.error("Error increasing capacity: " + e, e);
                }
            }
            int status = e.getStatusCode();
            if (status == HttpStatus.SC_INTERNAL_SERVER_ERROR || status == HttpStatus.SC_SERVICE_UNAVAILABLE) {
                shouldRetry = true;
                long delay = (long) (Math.random() * (Math.pow(4, retries++) * 100L));
                try {
                    Thread.sleep(delay);
                } catch (InterruptedException iex) {
                    logger.error("Caught InterruptedException exception", iex);
                }
            } else {
                logger.error("Error writing to DB: " + e.getMessage());
                throw new RuntimeException(e);
            }
        }
    } while (shouldRetry && retries < MAX_NUMBER_OF_RETRIES);

}

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From source file:dynamodb.CrudOperationsOnDynamoDBTable.java

License:Open Source License

static void updateExampleTable() {

    Table table = dynamoDB.getTable(tableName);
    System.out.println("Modifying provisioned throughput for " + tableName);

    try {/*from www  .  j  a v a 2 s  . c om*/
        table.updateTable(new ProvisionedThroughput().withReadCapacityUnits(6L).withWriteCapacityUnits(7L));

        table.waitForActive();
    } catch (final Exception e) {
        System.err.println("UpdateTable request failed for " + tableName);
        System.err.println(e.getMessage());
    }
}

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