org.apache.hadoop.metrics2
Class MetricsTag

java.lang.Object
  org.apache.hadoop.metrics2.MetricsTag

public class MetricsTag
extends Object

Immutable tag for metrics (for grouping on host/queue/username etc.)

Constructor Summary

MetricsTag(String name, String description, String value)
Construct the tag with name, description and value

Method Summary

String	description() Get the description of the tag
boolean	equals(Object obj)
int	hashCode()
String	name() Get the name of the tag
String	toString()
String	value() Get the value of the tag

Methods inherited from class java.lang.Object

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

Constructor Detail

MetricsTag

public MetricsTag(String name,
                  String description,
                  String value)

Construct the tag with name, description and value

Parameters:

name - of the tag

description - of the tag

value - of the tag

Method Detail

name

public String name()

Get the name of the tag

Returns:

the name

description

public String description()

Get the description of the tag

Returns:

the description

value

public String value()

Get the value of the tag

Returns:

the value

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object