com.amazon.janusgraph.diskstorage.dynamodb.JanusGraphConfigUtil Maven / Gradle / Ivy

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The Amazon DynamoDB Storage Backend for JanusGraph: This is an updated version that works with a later version of JanusGraph Distributed Graph Database allows JanusGraph graphs to use DynamoDB as a storage backend.

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/*
 * Copyright 2014-2015 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License").
 * You may not use this file except in compliance with the License.
 * A copy of the License is located at
 *
 *  http://aws.amazon.com/apache2.0
 *
 * or in the "license" file accompanying this file. This file is distributed
 * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
 * express or implied. See the License for the specific language governing
 * permissions and limitations under the License.
 */
package com.amazon.janusgraph.diskstorage.dynamodb;

import org.janusgraph.diskstorage.configuration.ConfigOption;
import org.janusgraph.diskstorage.configuration.Configuration;

final class JanusGraphConfigUtil {

    private JanusGraphConfigUtil() {
    }

    static  T getNullableConfigValue(final Configuration config, final ConfigOption option) {
        if (config.has(option)) {
            return config.get(option);
        }
        return null;
    }

}