Package org.apache.hadoop.tools.rumen

Class RackNode

java.lang.Object

org.apache.hadoop.tools.rumen.Node

org.apache.hadoop.tools.rumen.RackNode

All Implemented Interfaces:

java.lang.Comparable<Node>

public final class RackNode
extends Node

RackNode represents a rack node in the cluster topology.

Constructor Summary

Constructors

Constructor	Description
RackNode(java.lang.String name, int level)

Method Summary

Modifier and Type	Method	Description
boolean	addChild(Node child)	Add a child node to this node.
java.util.Set<MachineNode>	getMachinesInRack()	Get the machine nodes that belong to the rack.

Methods inherited from class org.apache.hadoop.tools.rumen.Node

compareTo, equals, getChildren, getLevel, getName, getParent, hasChildren, hashCode, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

RackNode

public RackNode(java.lang.String name,
                int level)

Method Detail

addChild

public boolean addChild(Node child)

Description copied from class: Node

Add a child node to this node.

Overrides:

addChild in class Node

Parameters:

child - The child node to be added. The child node should currently not be belong to another cluster topology.

Returns:

Boolean indicating whether the node is successfully added.

getMachinesInRack

public java.util.Set<MachineNode> getMachinesInRack()

Get the machine nodes that belong to the rack.

Returns:

The machine nodes that belong to the rack.