core/store/primitives/src/main/java/org/onosproject/store/primitives/impl/Partitioner.java

/*
 * Copyright 2015 Open Networking Laboratory
 *
 * 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 org.onosproject.store.primitives.impl;

/**
 * Partitioner is responsible for mapping keys to individual database partitions.
 *
 * @param <K> key type.
 */
public interface Partitioner<K> {

    /**
     * Returns the database partition.
     * @param mapName map name
     * @param key key
     * @return Database partition
     */
    Database getPartition(String mapName, K key);
}