eu.dnetlib.data.mapreduce.hbase.dedup

Class DedupGrouperMapper

java.lang.Object

org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.hbase.io.ImmutableBytesWritable,org.apache.hadoop.hbase.client.Result,KEYOUT,VALUEOUT>

org.apache.hadoop.hbase.mapreduce.TableMapper<org.apache.hadoop.io.Text,org.apache.hadoop.hbase.client.Put>

eu.dnetlib.data.mapreduce.hbase.dedup.DedupGrouperMapper

public class DedupGrouperMapper
extends org.apache.hadoop.hbase.mapreduce.TableMapper<org.apache.hadoop.io.Text,org.apache.hadoop.hbase.client.Put>

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.Mapper

org.apache.hadoop.mapreduce.Mapper.Context

Field Summary

Fields

Modifier and Type	Field and Description
static String	COUNTER_GROUP
static String	COUNTER_NAME

Constructor Summary

Constructors

Constructor and Description
DedupGrouperMapper()

Method Summary

Modifier and Type	Method and Description
protected void	map(org.apache.hadoop.hbase.io.ImmutableBytesWritable keyIn, org.apache.hadoop.hbase.client.Result value, org.apache.hadoop.mapreduce.Mapper.Context context)
protected void	setup(org.apache.hadoop.mapreduce.Mapper.Context context)

Methods inherited from class org.apache.hadoop.mapreduce.Mapper

cleanup, run

Methods inherited from class java.lang.Object

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

Field Detail

COUNTER_GROUP

public static final String COUNTER_GROUP

See Also:

Constant Field Values

COUNTER_NAME

public static final String COUNTER_NAME

See Also:

Constant Field Values

Constructor Detail

DedupGrouperMapper

public DedupGrouperMapper()

Method Detail

setup

protected void setup(org.apache.hadoop.mapreduce.Mapper.Context context)
              throws IOException,
                     InterruptedException

Overrides:

setup in class org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.hbase.io.ImmutableBytesWritable,org.apache.hadoop.hbase.client.Result,org.apache.hadoop.io.Text,org.apache.hadoop.hbase.client.Put>

Throws:

IOException

InterruptedException

map

protected void map(org.apache.hadoop.hbase.io.ImmutableBytesWritable keyIn,
                   org.apache.hadoop.hbase.client.Result value,
                   org.apache.hadoop.mapreduce.Mapper.Context context)
            throws IOException,
                   InterruptedException

Overrides:

map in class org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.hbase.io.ImmutableBytesWritable,org.apache.hadoop.hbase.client.Result,org.apache.hadoop.io.Text,org.apache.hadoop.hbase.client.Put>

Throws:

IOException

InterruptedException