package com.ontology2.bakemono.primitiveTriples;
import java.io.IOException;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.io.LongWritable;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.mapreduce.InputSplit;
import org.apache.hadoop.mapreduce.RecordReader;
import org.apache.hadoop.mapreduce.TaskAttemptContext;
import org.apache.hadoop.mapreduce.lib.input.LineRecordReader;
abstract class LineProcessingRecordReader<X> extends
RecordReader<LongWritable, X> {
private static org.apache.commons.logging.Log logger = LogFactory.getLog(LineProcessingRecordReader.class);
LineRecordReader innerReader;
public LineProcessingRecordReader() {
innerReader=new LineRecordReader();
}
@Override
public void initialize(InputSplit split, TaskAttemptContext context)
throws IOException, InterruptedException {
innerReader.initialize(split, context);
}
@Override
public boolean nextKeyValue() throws IOException,
InterruptedException {
boolean b=innerReader.nextKeyValue();
return b;
}
@Override
public LongWritable getCurrentKey() throws IOException,
InterruptedException {
return innerReader.getCurrentKey();
}
@Override
public X getCurrentValue() throws IOException,
InterruptedException {
Text line=innerReader.getCurrentValue();
return convert(line);
}
abstract X convert(Text line);
@Override
public float getProgress() throws IOException, InterruptedException {
return innerReader.getProgress();
}
@Override
public void close() throws IOException {
innerReader.close();
}
}