Uses of Class
org.apache.hadoop.io.NullWritable

Packages that use NullWritable

org.apache.hadoop.examples	Hadoop example code.
org.apache.hadoop.examples.terasort	This package consists of 3 map/reduce applications for Hadoop to compete in the annual terabyte sort competition.
org.apache.hadoop.io	Generic i/o code for use when reading and writing data to the network, to databases, and to files.

Uses of NullWritable in org.apache.hadoop.examples

Methods in org.apache.hadoop.examples with parameters of type NullWritable

int	SleepJob.getPartition(IntWritable k, NullWritable v, int numPartitions)

Method parameters in org.apache.hadoop.examples with type arguments of type NullWritable

void	SleepJob.map(IntWritable key, IntWritable value, OutputCollector<IntWritable,NullWritable> output, Reporter reporter)
void	SleepJob.reduce(IntWritable key, Iterator<NullWritable> values, OutputCollector<NullWritable,NullWritable> output, Reporter reporter)
void	SleepJob.reduce(IntWritable key, Iterator<NullWritable> values, OutputCollector<NullWritable,NullWritable> output, Reporter reporter)
void	SleepJob.reduce(IntWritable key, Iterator<NullWritable> values, OutputCollector<NullWritable,NullWritable> output, Reporter reporter)

Uses of NullWritable in org.apache.hadoop.examples.terasort

Methods in org.apache.hadoop.examples.terasort with parameters of type NullWritable

void	TeraGen.SortGenMapper.map(LongWritable row, NullWritable ignored, OutputCollector<Text,Text> output, Reporter reporter)

Uses of NullWritable in org.apache.hadoop.io

Methods in org.apache.hadoop.io that return NullWritable

static NullWritable

NullWritable.get() Returns the single instance of this class.