uk.ac.gla.terrier.utility.io
Class HadoopPlugin.JobFactory

java.lang.Object
  uk.ac.gla.terrier.utility.io.HadoopPlugin.JobFactory

Enclosing class:

HadoopPlugin

public abstract static class HadoopPlugin.JobFactory
extends java.lang.Object

a Job Factory is responsible for creating Terrier Map Reduce jobs. This should be used when requesting a Terrier map reduce job, as it adequately initialises the job, such that Terrier can run correctly.

Constructor Summary

HadoopPlugin.JobFactory()

Method Summary

abstract void	close() Finish with this job factory.
abstract org.apache.hadoop.mapred.JobConf	newJob() Make a new job

Methods inherited from class java.lang.Object

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

Constructor Detail

HadoopPlugin.JobFactory

public HadoopPlugin.JobFactory()

Method Detail

newJob

public abstract org.apache.hadoop.mapred.JobConf newJob()
                                                 throws java.lang.Exception

Make a new job

Throws:

java.lang.Exception

close

public abstract void close()

Finish with this job factory. If the JobFactory was created using HOD, then the HOD job will also be ended