Example usage for com.amazonaws.services.dynamodbv2.model ScanRequest getExclusiveStartKey

Introduction

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

Prototype

public java.util.Map<String, AttributeValue> getExclusiveStartKey() 

Source Link

Document

The primary key of the first item that this operation will evaluate.

Usage

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

License:Open Source License

public static ScanRequest copyScanRequest(final ScanRequest request) {
    return new ScanRequest().withAttributesToGet(request.getAttributesToGet())
            .withScanFilter(request.getScanFilter()).withConditionalOperator(request.getConditionalOperator())
            .withExclusiveStartKey(request.getExclusiveStartKey())
            .withExpressionAttributeNames(request.getExpressionAttributeNames())
            .withExpressionAttributeValues(cloneItem(request.getExpressionAttributeValues()))
            .withFilterExpression(request.getFilterExpression()).withIndexName(request.getIndexName())
            .withLimit(request.getLimit()).withProjectionExpression(request.getProjectionExpression())
            .withReturnConsumedCapacity(request.getReturnConsumedCapacity())
            .withScanFilter(request.getScanFilter()).withSelect(request.getSelect())
            .withTableName(request.getTableName()).withTotalSegments(request.getTotalSegments())
            .withSegment(request.getSegment());
}

---

From source file:com.amazon.janusgraph.diskstorage.dynamodb.iterator.SequentialScanner.java

License:Open Source License

public SequentialScanner(final DynamoDbDelegate dynamoDbDelegate, final ScanRequest request) {
    this.dynamoDbDelegate = dynamoDbDelegate;
    Preconditions.checkArgument(/*from   w w  w  . jav  a 2s .c  o m*/
            request.getExclusiveStartKey() == null || request.getExclusiveStartKey().isEmpty(),
            "A scan worker should start with a fresh ScanRequest");
    this.request = DynamoDbDelegate.copyScanRequest(request);
    this.lastConsumedCapacity = dynamoDbDelegate.estimateCapacityUnits(DynamoDbDelegate.SCAN,
            request.getTableName());
    this.currentFuture = dynamoDbDelegate.scanAsync(request, lastConsumedCapacity);
}

---

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

License:Open Source License

public static ScanRequest copyScanRequest(ScanRequest request) {
    return new ScanRequest().withAttributesToGet(request.getAttributesToGet())
            .withScanFilter(request.getScanFilter()).withConditionalOperator(request.getConditionalOperator())
            .withExclusiveStartKey(request.getExclusiveStartKey())
            .withExpressionAttributeNames(request.getExpressionAttributeNames())
            .withExpressionAttributeValues(cloneItem(request.getExpressionAttributeValues()))
            .withFilterExpression(request.getFilterExpression()).withIndexName(request.getIndexName())
            .withLimit(request.getLimit()).withProjectionExpression(request.getProjectionExpression())
            .withReturnConsumedCapacity(request.getReturnConsumedCapacity())
            .withScanFilter(request.getScanFilter()).withSelect(request.getSelect())
            .withTableName(request.getTableName()).withTotalSegments(request.getTotalSegments())
            .withSegment(request.getSegment());
}

---

From source file:com.rapid7.diskstorage.dynamodb.iterator.SequentialScanner.java

License:Open Source License

public SequentialScanner(DynamoDBDelegate dynamoDBDelegate, ScanRequest request) {
    this.dynamoDBDelegate = dynamoDBDelegate;
    Preconditions.checkArgument(//w ww  . j  av  a2 s. c  om
            request.getExclusiveStartKey() == null || request.getExclusiveStartKey().isEmpty(),
            "A scan worker should start with a fresh ScanRequest");
    this.request = DynamoDBDelegate.copyScanRequest(request);
    this.lastConsumedCapacity = dynamoDBDelegate.estimateCapacityUnits(DynamoDBDelegate.SCAN,
            request.getTableName());
    this.currentFuture = dynamoDBDelegate.scanAsync(request, lastConsumedCapacity);
}

---