https://github.com/datastax/java-driver/java-driver-core: A driver for Apache Cassandra(R) 2.1+ that works exclusively with the Cassandra Query Language version 3 (CQL3) and Cassandra's native protocol versions 3 and above.
  • Various (DataStax) 
/*
 * Copyright DataStax, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License 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.datastax.oss.driver.internal.core.util;

import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;

public class CollectionsUtils {
  public static <K, V> Map<K, V> combineListsIntoOrderedMap(List<K> keys, List<V> values) {
    if (keys.size() != values.size()) {
      throw new IllegalArgumentException("Cannot combine lists with not matching sizes");
    }

    Map<K, V> map = new LinkedHashMap<>();
    for (int i = 0; i < keys.size(); i++) {
      map.put(keys.get(i), values.get(i));
    }
    return map;
  }
}