Example usage for com.amazonaws.services.dynamodbv2.model GetItemRequest setAttributesToGet

Introduction

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

Prototype

public void setAttributesToGet(java.util.Collection<String> attributesToGet) 

Source Link

Document

This is a legacy parameter.

Usage

From source file:com.vivastream.dynamodb.core.DynamoDBTemplate.java

License:Apache License

public <T> T get(String tableName, Map<String, AttributeValue> key, final ObjectExtractor<T> extractor,
        String... columnsToInclude) throws EmptyResultDataAccessException {
    Assert.notNull(tableName, "Table must not be null");
    Assert.notNull(extractor, "ObjectExtractor must not be null");
    if (logger.isDebugEnabled()) {
        logger.debug("Executing query on " + tableName + " for " + renderKey(key));
    }//from   ww  w  . j a va 2s .c o  m

    GetItemRequest request = new GetItemRequest(tableName, key, true);
    if (columnsToInclude != null && columnsToInclude.length > 0) {
        request.setAttributesToGet(Arrays.asList(columnsToInclude));
    }

    GetItemResult result = client.getItem(request);

    Map<String, AttributeValue> item = result.getItem();
    if (item == null) {
        throw new EmptyResultDataAccessException("No results found in " + tableName + "for " + renderKey(key));
    }

    return extractor.extract(item);
}

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