Package org.apache.hadoop.tools.rumen

Class ClusterTopologyReader

java.lang.Object

org.apache.hadoop.tools.rumen.ClusterTopologyReader

public class ClusterTopologyReader
extends java.lang.Object

Reading JSON-encoded cluster topology and produce the parsed LoggedNetworkTopology object.

Constructor Summary

Constructors

Constructor	Description
ClusterTopologyReader(java.io.InputStream input)	Constructor.
ClusterTopologyReader(org.apache.hadoop.fs.Path path, org.apache.hadoop.conf.Configuration conf)	Constructor.

Method Summary

Modifier and Type	Method	Description
LoggedNetworkTopology	get()	Get the LoggedNetworkTopology object.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ClusterTopologyReader

public ClusterTopologyReader(org.apache.hadoop.fs.Path path,
                             org.apache.hadoop.conf.Configuration conf)
                      throws java.io.IOException

Constructor.

Parameters:

path - Path to the JSON-encoded topology file, possibly compressed.

conf -

Throws:

java.io.IOException

ClusterTopologyReader

public ClusterTopologyReader(java.io.InputStream input)
                      throws java.io.IOException

Constructor.

Parameters:

input - The input stream for the JSON-encoded topology data.

Throws:

java.io.IOException

Method Detail

get

public LoggedNetworkTopology get()

Get the LoggedNetworkTopology object.

Returns:

The LoggedNetworkTopology object parsed from the input.