/**
* Copyright (C) 2014-2016 LinkedIn Corp. (pinot-core@linkedin.com)
*
* 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.linkedin.pinot.core.data.partition;
/**
* Interface for partition function.
*/
public interface PartitionFunction {
/**
* Method to compute and return partition id for the given value.
*
* @param value Value for which to determine the partition id.
* @return partition id for the value.
*/
int getPartition(Object value);
/**
* Returns the total number of possible partitions.
* @return Number of possible partitions.
*/
int getNumPartitions();
}