org.apache.hadoop.mapred.tools

Class GetGroups

java.lang.Object

org.apache.hadoop.conf.Configured

org.apache.hadoop.tools.GetGroupsBase

org.apache.hadoop.mapred.tools.GetGroups

All Implemented Interfaces:

Configurable, Tool

public class GetGroups
extends GetGroupsBase

MR implementation of a tool for getting the groups which a given user belongs to.

Method Summary

Methods

Modifier and Type	Method and Description
protected InetSocketAddress	getProtocolAddress(Configuration conf) Must be overridden by subclasses to get the address where the GetUserMappingsProtocol implementation is running.
static void	main(String[] argv)

Methods inherited from class org.apache.hadoop.tools.GetGroupsBase

getUgmProtocol, run

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

Method Detail

getProtocolAddress

protected InetSocketAddress getProtocolAddress(Configuration conf)
                                        throws IOException

Description copied from class: GetGroupsBase

Must be overridden by subclasses to get the address where the GetUserMappingsProtocol implementation is running.

Specified by:

getProtocolAddress in class GetGroupsBase

Parameters:

conf - The configuration to use.

Returns:

The address where the service is listening.

Throws:

IOException

main

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

Throws:

Exception