org.apache.hadoop.mapred.tools
Class MRAdmin
java.lang.Object
org.apache.hadoop.conf.Configured
org.apache.hadoop.mapred.tools.MRAdmin
- All Implemented Interfaces:
- org.apache.hadoop.conf.Configurable, org.apache.hadoop.util.Tool
@InterfaceAudience.Public
@InterfaceStability.Stable
public class MRAdmin
- extends org.apache.hadoop.conf.Configured
- implements org.apache.hadoop.util.Tool
Administrative access to Hadoop Map-Reduce.
Currently it only provides the ability to connect to the JobTracker
and 1) refresh the service-level authorization policy, 2) refresh queue acl
properties.
Constructor Summary |
MRAdmin()
|
MRAdmin(org.apache.hadoop.conf.Configuration conf)
|
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 |
MRAdmin
public MRAdmin()
MRAdmin
public MRAdmin(org.apache.hadoop.conf.Configuration conf)
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
Copyright © 2009 The Apache Software Foundation