Example usage for com.amazonaws.services.dynamodbv2.model ProjectionType INCLUDE

Introduction

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

Prototype

ProjectionType INCLUDE

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Usage

From source file:io.venable.amazonaws.dynamo.table.builder.ProjectionBuilderImpl.java

License:Apache License

@Override
public T attributes(Collection<String> names) {
    projection.setProjectionType(ProjectionType.INCLUDE);
    projection.setNonKeyAttributes(names);
    return parent;
}

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From source file:jp.classmethod.aws.dynamodb.DynamoDbRepository.java

License:Open Source License

/**
 * Creates a GSI configuration object/*from  w w  w.jav a  2s .c  o  m*/
 *
 * @param name             name of the index object to create
 * @param hashKey          hash key of the index
 * @param rangeKey         range key of the index
 * @param nonKeyAttributes determines the projection type and top level projected attributes.
 *                         if null, ALL attributes are projected. if an empty list, KEYS_ONLY are projected.
 *                         if the list has elements, only the elements INCLUDED in the list are projected
 * @return a description of a global secondary index that can be used to create a table.
 */
protected static GlobalSecondaryIndex createGlobalSecondaryIndex(String name, String hashKey, String rangeKey,
        List<String> nonKeyAttributes) {
    Preconditions.checkArgument(false == Strings.isNullOrEmpty(hashKey));
    final KeySchemaElement hks = new KeySchemaElement(hashKey, KeyType.HASH);

    final Projection projection;
    if (nonKeyAttributes == null) {
        projection = new Projection().withProjectionType(ProjectionType.ALL);
    } else if (nonKeyAttributes.isEmpty()) {
        projection = new Projection().withProjectionType(ProjectionType.KEYS_ONLY);
    } else {
        projection = new Projection().withProjectionType(ProjectionType.INCLUDE)
                .withNonKeyAttributes(nonKeyAttributes);
    }

    final GlobalSecondaryIndex result = new GlobalSecondaryIndex().withIndexName(name)
            .withProjection(projection);
    if (Strings.isNullOrEmpty(rangeKey)) {
        result.withKeySchema(hks);
    } else {
        result.withKeySchema(hks, new KeySchemaElement(rangeKey, KeyType.RANGE));
    }
    return result;
}

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