edu.umd.cloud9.mapred
Class NullInputFormat

java.lang.Object
  edu.umd.cloud9.mapred.NullInputFormat

All Implemented Interfaces:

InputFormat<NullWritable,NullWritable>

public class NullInputFormat
extends Object
implements InputFormat<NullWritable,NullWritable>

Nested Class Summary

static class

NullInputFormat.NullRecordReader

Constructor Summary

NullInputFormat()

Method Summary

RecordReader<NullWritable,NullWritable>	getRecordReader(InputSplit split, JobConf job, Reporter reporter)
InputSplit[]	getSplits(JobConf job, int numSplits)
void	validateInput(JobConf job)

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

NullInputFormat

public NullInputFormat()

Method Detail

getRecordReader

public RecordReader<NullWritable,NullWritable> getRecordReader(InputSplit split,
                                                               JobConf job,
                                                               Reporter reporter)

Specified by:

getRecordReader in interface InputFormat<NullWritable,NullWritable>

getSplits

public InputSplit[] getSplits(JobConf job,
                              int numSplits)

Specified by:

getSplits in interface InputFormat<NullWritable,NullWritable>

validateInput

public void validateInput(JobConf job)