Example usage for com.amazonaws.services.dynamodbv2.model UpdateItemResult getConsumedCapacity

Introduction

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

Prototype

public ConsumedCapacity getConsumedCapacity() 

Source Link

Document

The capacity units consumed by the UpdateItem operation.

Usage

From source file:com.amazon.janusgraph.diskstorage.dynamodb.DynamoDbDelegate.java

License:Open Source License

UpdateItemResult updateItem(final UpdateItemRequest request) throws BackendException {
    setUserAgent(request);/*from w  ww. j ava  2s  . co  m*/
    UpdateItemResult result;
    final int bytes;
    if (request.getUpdateExpression() != null) {
        bytes = calculateExpressionBasedUpdateSize(request);
    } else {
        bytes = calculateItemUpdateSizeInBytes(request.getAttributeUpdates());
    }
    getBytesHistogram(UPDATE_ITEM, request.getTableName()).update(bytes);
    final int wcu = computeWcu(bytes);
    timedWriteThrottle(UPDATE_ITEM, request.getTableName(), wcu);

    final Timer.Context apiTimerContext = getTimerContext(UPDATE_ITEM, request.getTableName());
    try {
        result = client.updateItem(request);
    } catch (Exception e) {
        throw processDynamoDbApiException(e, UPDATE_ITEM, request.getTableName());
    } finally {
        apiTimerContext.stop();
    }
    meterConsumedCapacity(UPDATE_ITEM, result.getConsumedCapacity());

    return result;
}

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From source file:com.rapid7.diskstorage.dynamodb.DynamoDBDelegate.java

License:Open Source License

public UpdateItemResult updateItem(UpdateItemRequest request) throws BackendException {
    setUserAgent(request);/*from   w w w  . j a va 2s .co  m*/
    UpdateItemResult result;
    final int bytes = request.getUpdateExpression() != null ? calculateExpressionBasedUpdateSize(request)
            : calculateItemUpdateSizeInBytes(request.getAttributeUpdates());
    getBytesHistogram(UPDATE_ITEM, request.getTableName()).update(bytes);
    final int wcu = computeWcu(bytes);
    timedWriteThrottle(UPDATE_ITEM, request.getTableName(), wcu);

    final Timer.Context apiTimerContext = getTimerContext(UPDATE_ITEM, request.getTableName());
    try {
        result = client.updateItem(request);
    } catch (Exception e) {
        throw processDynamoDBAPIException(e, UPDATE_ITEM, request.getTableName());
    } finally {
        apiTimerContext.stop();
    }
    meterConsumedCapacity(UPDATE_ITEM, result.getConsumedCapacity());

    return result;
}

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