org.duracloud.services.hadoop.fixity

Class FixityJobBuilder

java.lang.Object

org.duracloud.services.hadoop.base.JobBuilder

org.duracloud.services.hadoop.fixity.FixityJobBuilder

public class FixityJobBuilder
extends JobBuilder

This class constructs a hadoop job to perform fixity service.

Constructor Summary

Constructors

Constructor and Description
FixityJobBuilder(Map<String,String> params) Constructs a Fixity Job builder

Method Summary

Methods

Modifier and Type	Method and Description
protected String	getJobName() Retrieves the name of the hadoop job.
protected Class	getMapper() Retrieves the mapper class which will be used for perform the hadoop mapping tasks.
protected Class	getOutputFormat() Retrieves the output format which will be used to write output files.

Methods inherited from class org.duracloud.services.hadoop.base.JobBuilder

getInputFormat, getJobConf, getReducer

Methods inherited from class java.lang.Object

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

Constructor Detail

FixityJobBuilder

public FixityJobBuilder(Map<String,String> params)

Constructs a Fixity Job builder

Parameters:

params - configuration for the job

Method Detail

getJobName

protected String getJobName()

Description copied from class: JobBuilder

Retrieves the name of the hadoop job.

This method can be overridden to provide an alternate job name.

Overrides:

getJobName in class JobBuilder

getMapper

protected Class getMapper()

Description copied from class: JobBuilder

Retrieves the mapper class which will be used for perform the hadoop mapping tasks. The default mapper performs a simple file processing task.

This method can be overridden to provide an alternate mapper implementation class, possibly a subclass of the default mapper.

Overrides:

getMapper in class JobBuilder

getOutputFormat

protected Class getOutputFormat()

Description copied from class: JobBuilder

Retrieves the output format which will be used to write output files.

This method can be overridden to provide an alternate output format implementation class, such as to set the output file name. Note that the returned class is expected to be a subclass of AltTextOutputFormat

Overrides:

getOutputFormat in class JobBuilder