Package io.hgraphdb.mapreduce.index

Class HBaseIndexImportDirectMapper

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.hbase.io.ImmutableBytesWritable,org.apache.hadoop.hbase.KeyValue>

io.hgraphdb.mapreduce.index.HBaseIndexMapperBase

io.hgraphdb.mapreduce.index.HBaseIndexDirectMapperBase

io.hgraphdb.mapreduce.index.HBaseIndexImportDirectMapper

public class HBaseIndexImportDirectMapper
extends HBaseIndexDirectMapperBase

Mapper that hands over rows from data table to the index table.

Nested Class Summary

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

org.apache.hadoop.mapreduce.Mapper.Context

Constructor Summary

Constructors

Constructor	Description
HBaseIndexImportDirectMapper()

Method Summary

Modifier and Type	Method	Description
protected Iterator<? extends org.apache.hadoop.hbase.client.Mutation>	constructMutations(org.apache.hadoop.hbase.client.Result result)
protected void	setup(org.apache.hadoop.mapreduce.Mapper.Context context)

Methods inherited from class io.hgraphdb.mapreduce.index.HBaseIndexDirectMapperBase

cleanup, map

Methods inherited from class io.hgraphdb.mapreduce.index.HBaseIndexMapperBase

getGraph, getIndex

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

run

Methods inherited from class java.lang.Object

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

Constructor Detail

HBaseIndexImportDirectMapper

public HBaseIndexImportDirectMapper()

Method Detail

setup

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

Overrides:

setup in class HBaseIndexDirectMapperBase

Throws:

IOException

InterruptedException

constructMutations

protected Iterator<? extends org.apache.hadoop.hbase.client.Mutation> constructMutations(org.apache.hadoop.hbase.client.Result result)
                                                                                  throws IOException,
                                                                                         InterruptedException

Specified by:

constructMutations in class HBaseIndexMapperBase

Throws:

IOException

InterruptedException