be.ugent.intec.halvade.hadoop.partitioners.ChrRgPartitioner.java Source code

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Here is the source code for be.ugent.intec.halvade.hadoop.partitioners.ChrRgPartitioner.java

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/*
 * Copyright (C) 2014 ddecap
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package be.ugent.intec.halvade.hadoop.partitioners;

import be.ugent.intec.halvade.hadoop.datatypes.ChromosomeRegion;
import org.seqdoop.hadoop_bam.SAMRecordWritable;
import org.apache.hadoop.mapreduce.Partitioner;

/**
 *
 * @author ddecap
 */
public class ChrRgPartitioner extends Partitioner<ChromosomeRegion, SAMRecordWritable> {

    @Override
    public int getPartition(ChromosomeRegion key, SAMRecordWritable value, int numReduceTasks) {
        return key.getReduceNumber() % numReduceTasks;
    }

}