Package org.apache.hadoop.metrics2.util

Class MetricsCache.Record

java.lang.Object

org.apache.hadoop.metrics2.util.MetricsCache.Record

Enclosing class:

MetricsCache

public static class MetricsCache.Record
extends java.lang.Object

Cached record

Constructor Summary

Constructors

Constructor	Description
Record()

Method Summary

Modifier and Type	Method	Description
java.lang.Number	getMetric(java.lang.String key)	Lookup a metric value
AbstractMetric	getMetricInstance(java.lang.String key)	Lookup a metric instance
java.lang.String	getTag(java.lang.String key)	Lookup a tag value
java.util.Set<java.util.Map.Entry<java.lang.String,java.lang.Number>>	metrics()	Deprecated. use metricsEntrySet() instead
java.util.Set<java.util.Map.Entry<java.lang.String,AbstractMetric>>	metricsEntrySet()
java.util.Set<java.util.Map.Entry<java.lang.String,java.lang.String>>	tags()
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

Record

public Record()

Method Detail

getTag

public java.lang.String getTag(java.lang.String key)

Lookup a tag value

Parameters:

key - name of the tag

Returns:

the tag value

getMetric

public java.lang.Number getMetric(java.lang.String key)

Lookup a metric value

Parameters:

key - name of the metric

Returns:

the metric value

getMetricInstance

public AbstractMetric getMetricInstance(java.lang.String key)

Lookup a metric instance

Parameters:

key - name of the metric

Returns:

the metric instance

tags

public java.util.Set<java.util.Map.Entry<java.lang.String,java.lang.String>> tags()

Returns:

the entry set of the tags of the record

metrics

@Deprecated
public java.util.Set<java.util.Map.Entry<java.lang.String,java.lang.Number>> metrics()

Deprecated.

use metricsEntrySet() instead

Returns:

entry set of metrics

metricsEntrySet

public java.util.Set<java.util.Map.Entry<java.lang.String,AbstractMetric>> metricsEntrySet()

Returns:

entry set of metrics

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object