org.apache.hadoop.util
Interface Tool

All Superinterfaces:

Configurable

All Known Implementing Classes:

CopyFiles, DFSAdmin, DFSck, FsShell, JobClient, MigrationTool, ToolBase

public interface Tool
extends Configurable

A tool interface that support generic options handling

Author:

hairong

Method Summary

int	run(String[] args) execute the command with the given arguments

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

getConf, setConf

Method Detail

run

int run(String[] args)
        throws Exception

execute the command with the given arguments

Parameters:

args - command specific arguments

Returns:

exit code

Throws:

Exception