org.apache.hadoop.hbase.mapreduce

Class Import.Importer

java.lang.Object

<any>

org.apache.hadoop.hbase.mapreduce.TableMapper<ImmutableBytesWritable,Mutation>

org.apache.hadoop.hbase.mapreduce.Import.Importer

Enclosing class:

Import

public static class Import.Importer
extends TableMapper<ImmutableBytesWritable,Mutation>

Write table content out to files in hdfs.

Constructor Summary

Constructors

Constructor and Description
Importer()

Method Summary

Modifier and Type	Method and Description
protected void	addPutToKv(Put put, Cell kv)
void	map(ImmutableBytesWritable row, Result value, Context context)
protected void	processKV(ImmutableBytesWritable key, Result result, Context context, Put put, Delete delete)
void	setup(Context context)

Methods inherited from class java.lang.Object

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

Constructor Detail

Importer

public Importer()

Method Detail

map

public void map(ImmutableBytesWritable row,
                Result value,
                Context context)
         throws java.io.IOException

Parameters:

row - The current table row key.

value - The columns.

context - The current context.

Throws:

java.io.IOException - When something is broken with the data.

processKV

protected void processKV(ImmutableBytesWritable key,
                         Result result,
                         Context context,
                         Put put,
                         Delete delete)
                  throws java.io.IOException,
                         java.lang.InterruptedException

Throws:

java.io.IOException

java.lang.InterruptedException

addPutToKv

protected void addPutToKv(Put put,
                          Cell kv)
                   throws java.io.IOException

Throws:

java.io.IOException

setup

public void setup(Context context)