co.cask.cdap.etl.batch.mapreduce

Class TaggedWritable<RECORD extends Writable>

java.lang.Object

co.cask.cdap.etl.batch.mapreduce.TaggedWritable<RECORD>

Type Parameters:

RECORD - Writable record to be serialized along with stageName

All Implemented Interfaces:

Comparable<TaggedWritable<RECORD>>, Configurable, Writable, WritableComparable<TaggedWritable<RECORD>>

public class TaggedWritable<RECORD extends Writable>
extends Object
implements WritableComparable<TaggedWritable<RECORD>>, Configurable

Map output for which includes stageName and the record provided. This can be used to tag map output with stageName.

Constructor Summary

Constructors

Constructor and Description
TaggedWritable()
TaggedWritable(String stageName, RECORD record)

Method Summary

Methods

Modifier and Type	Method and Description
int	compareTo(TaggedWritable o)
boolean	equals(Object o)
Configuration	getConf()
RECORD	getRecord()
String	getStageName()
int	hashCode()
void	readFields(DataInput in)
void	setConf(Configuration conf)
void	setRecord(RECORD record)
void	setStageName(String stageName)
void	write(DataOutput out)

Methods inherited from class java.lang.Object

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

Constructor Detail

TaggedWritable

public TaggedWritable()

TaggedWritable

public TaggedWritable(String stageName,
              RECORD record)

Method Detail

getStageName

public String getStageName()

getRecord

public RECORD getRecord()

setStageName

public void setStageName(String stageName)

setRecord

public void setRecord(RECORD record)

compareTo

public int compareTo(TaggedWritable o)

Specified by:

compareTo in interface Comparable<TaggedWritable<RECORD extends Writable>>

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

write

public void write(DataOutput out)
           throws IOException

Specified by:

write in interface Writable

Throws:

IOException

readFields

public void readFields(DataInput in)
                throws IOException

Specified by:

readFields in interface Writable

Throws:

IOException

setConf

public void setConf(Configuration conf)

Specified by:

setConf in interface Configurable

getConf

public Configuration getConf()

Specified by:

getConf in interface Configurable