AllLab_Skeleton.Lab2.Lab2Mapper.java Source code

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Here is the source code for AllLab_Skeleton.Lab2.Lab2Mapper.java

Source

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package AllLab_Skeleton.Lab2;

import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.apache.hadoop.io.NullWritable;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.mapreduce.Mapper;

/**
 *
 * @author pooja
 */
public class Lab2Mapper extends Mapper<Object, Text, CompositeKeyWritable, NullWritable> {

    @Override
    public void map(Object key, Text values, Context context) {
        if (values.toString().length() > 0) {
            try {
                String value[] = values.toString().split("\t");
                CompositeKeyWritable cw = new CompositeKeyWritable(value[6], value[3]);
                context.write(cw, NullWritable.get());
            } catch (IOException | InterruptedException ex) {
                Logger.getLogger(Lab2Mapper.class.getName()).log(Level.SEVERE, null, ex);
            }
        }
    }

}