org.apache.hadoop.mapreduce
Class Cluster

java.lang.Object
  extended by org.apache.hadoop.mapreduce.Cluster

public class Cluster
extends java.lang.Object

Provides a way to access information about the map/reduce cluster.


Nested Class Summary
static class Cluster.JobTrackerStatus
           
 
Constructor Summary
Cluster(org.apache.hadoop.conf.Configuration conf)
           
Cluster(java.net.InetSocketAddress jobTrackAddr, org.apache.hadoop.conf.Configuration conf)
           
 
Method Summary
 org.apache.hadoop.fs.Path getStagingAreaDir()
          Grab the jobtracker's view of the staging directory path where job-specific files will be placed.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

Cluster

public Cluster(org.apache.hadoop.conf.Configuration conf)
        throws java.io.IOException
Throws:
java.io.IOException

Cluster

public Cluster(java.net.InetSocketAddress jobTrackAddr,
               org.apache.hadoop.conf.Configuration conf)
        throws java.io.IOException
Throws:
java.io.IOException
Method Detail

getStagingAreaDir

public org.apache.hadoop.fs.Path getStagingAreaDir()
                                            throws java.io.IOException,
                                                   java.lang.InterruptedException
Grab the jobtracker's view of the staging directory path where job-specific files will be placed.

Returns:
the staging directory where job-specific files are to be placed.
Throws:
java.io.IOException
java.lang.InterruptedException


Copyright © 2009 The Apache Software Foundation