org.apache.hadoop.hbase.mapreduce

Class Export

java.lang.Object

org.apache.hadoop.conf.Configured

org.apache.hadoop.hbase.mapreduce.Export

All Implemented Interfaces:

org.apache.hadoop.conf.Configurable, org.apache.hadoop.util.Tool

@InterfaceAudience.Public
public class Export
extends org.apache.hadoop.conf.Configured
implements org.apache.hadoop.util.Tool

Export an HBase table. Writes content to sequence files up in HDFS. Use Import to read it back in again.

Field Summary

Fields

Modifier and Type	Field and Description
(package private) static String	JOB_NAME_CONF_KEY
(package private) static String	NAME

Constructor Summary

Constructors

Constructor and Description
Export()

Method Summary

Modifier and Type	Method and Description
static org.apache.hadoop.mapreduce.Job	createSubmittableJob(org.apache.hadoop.conf.Configuration conf, String[] args) Sets up the actual job.
static void	main(String[] args) Main entry point.
int	run(String[] args)

Methods inherited from class org.apache.hadoop.conf.Configured

getConf, setConf

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.hadoop.conf.Configurable

getConf, setConf

Field Detail

NAME

static final String NAME

See Also:

Constant Field Values

JOB_NAME_CONF_KEY

static final String JOB_NAME_CONF_KEY

See Also:

Constant Field Values

Constructor Detail

Export

public Export()

Method Detail

createSubmittableJob

public static org.apache.hadoop.mapreduce.Job createSubmittableJob(org.apache.hadoop.conf.Configuration conf,
                                                                   String[] args)
                                                            throws IOException

Sets up the actual job.

Parameters:

conf - The current configuration.

args - The command line parameters.

Returns:

The newly created job.

Throws:

IOException - When setting up the job fails.

run

public int run(String[] args)
        throws Exception

Specified by:

run in interface org.apache.hadoop.util.Tool

Throws:

Exception

main

public static void main(String[] args)
                 throws Exception

Main entry point.

Parameters:

args - The command line parameters.

Throws:

Exception - When running the job fails.