package eu.dnetlib.data.tool.mapreduce;

import java.io.IOException;

import org.apache.hadoop.io.IntWritable;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.mapreduce.Reducer;

public class ReducerToFilesystem extends Reducer<Text, IntWritable, Text, IntWritable> {
	
	@Override
    public void reduce(Text key, Iterable<IntWritable> values, Context context) throws IOException, InterruptedException {
        int sum = 0;
        
        for (IntWritable val : values)
            sum += val.get();
        
        context.write(key, new IntWritable(sum));
    }
}