WholeFileInputFormat.java

package hadoop.extensions;

import java.io.IOException;

import org.apache.hadoop.fs.Path;
import org.apache.hadoop.io.BytesWritable;
import org.apache.hadoop.io.NullWritable;
import org.apache.hadoop.mapreduce.InputSplit;
import org.apache.hadoop.mapreduce.JobContext;
import org.apache.hadoop.mapreduce.RecordReader;
import org.apache.hadoop.mapreduce.TaskAttemptContext;
import org.apache.hadoop.mapreduce.lib.input.FileInputFormat;

public class WholeFileInputFormat extends FileInputFormat<NullWritable, BytesWritable> {

	@Override
	protected boolean isSplitable(JobContext context, Path file) {
		return false;
	}
	
	@Override
	public RecordReader<NullWritable, BytesWritable> createRecordReader(
			InputSplit arg0, TaskAttemptContext arg1) throws IOException,
			InterruptedException {
		WholeFileRecordReader reader = new WholeFileRecordReader();
		reader.initialize(arg0, arg1);
		return reader;
	}

}