/*
* Copyright 2004-2009 the original author or authors.
*
* 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.compass.gps.device.support.parallel;
import org.compass.gps.CompassGpsException;
/**
* Partition a list of {@link org.compass.gps.device.support.parallel.IndexEntity} into a
* several groups of list of {@link org.compass.gps.device.support.parallel.IndexEntity} that
* can be indexed in parallel.
*
* @author kimchy
*/
public interface IndexEntitiesPartitioner {
/**
* Partitions a list of index entities into several groups of lists of index entities
* that can be indexed in parallel.
*
* @param entities The index entities to partition
* @return Groups of list of entities that can be indexed in
* @throws CompassGpsException
*/
IndexEntity[][] partition(IndexEntity[] entities) throws CompassGpsException;
}