org.apache.hadoop.hdfs.tools

Class GetConf

java.lang.Object

org.apache.hadoop.conf.Configured

org.apache.hadoop.hdfs.tools.GetConf

All Implemented Interfaces:

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

public class GetConf
extends org.apache.hadoop.conf.Configured
implements org.apache.hadoop.util.Tool

Tool for getting configuration information from a configuration file. Adding more options:

• If adding a simple option to get a value corresponding to a key in the configuration, use regular GetConf.CommandHandler. See GetConf.Command.EXCLUDE_FILE example.
• If adding an option that is does not return a value for a key, add a subclass of GetConf.CommandHandler and set it up in GetConf.Command. See GetConf.Command.NAMENODE for example. Add for the new option added, a map entry with the corresponding GetConf.CommandHandler.

Method Summary

Methods

Modifier and Type	Method and Description
static void	main(String[] args)
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

Method Detail

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

Throws:

Exception