java Programming Glossary: longwritable

Implementation for CombineFileInputFormat Hadoop 0.20.205

http://stackoverflow.com/questions/14270317/implementation-for-combinefileinputformat-hadoop-0-20-205

import org.apache.hadoop.io.LongWritable import org.apache.hadoop.io.Text import org.apache.hadoop.mapred.FileSplit.. class CombinedInputFormat extends CombineFileInputFormat LongWritable Text @SuppressWarnings unchecked rawtypes @Override public RecordReader.. unchecked rawtypes @Override public RecordReader LongWritable Text getRecordReader InputSplit split JobConf conf Reporter..

Accessing a mapper's counter from a reducer

http://stackoverflow.com/questions/5450290/accessing-a-mappers-counter-from-a-reducer

public class CounterReducer extends Reducer Text Text Text LongWritable @Override protected void reduce Text key Iterable Text values.. long counterValue counter.getValue context.write key new LongWritable counterValue counterValue is always 0. Am I doing something..

What is the fastest way to bulk load data into HBase programmatically?

http://stackoverflow.com/questions/8750764/what-is-the-fastest-way-to-bulk-load-data-into-hbase-programmatically

solution public static class CustomMap extends Mapper LongWritable Text ImmutableBytesWritable Put protected void map LongWritable.. Text ImmutableBytesWritable Put protected void map LongWritable key Text value Context context throws IOException Map String..