Package | Description |
---|---|
org.apache.hadoop.metrics2 |
Metrics 2.0
|
org.apache.hadoop.metrics2.lib |
A collection of library classes for implementing metrics sources
|
org.apache.hadoop.metrics2.util |
General helpers for implementing source and sinks
|
Modifier and Type | Method and Description |
---|---|
Collection<MetricsTag> |
MetricsRecord.tags()
Get the tags of the record
Note: returning a collection instead of iterable as we
need to use tags as keys (hence Collection#hashCode etc.) in maps
|
Modifier and Type | Method and Description |
---|---|
abstract boolean |
MetricsFilter.accepts(MetricsTag tag)
Whether to accept the tag
|
abstract MetricsRecordBuilder |
MetricsRecordBuilder.add(MetricsTag tag)
Add an immutable metrics tag object
|
Modifier and Type | Method and Description |
---|---|
abstract boolean |
MetricsFilter.accepts(Iterable<MetricsTag> tags)
Whether to accept the tags
|
Modifier and Type | Method and Description |
---|---|
MetricsTag |
MetricsRegistry.getTag(String name)
Get a tag by name
|
static MetricsTag |
Interns.tag(MetricsInfo info,
String value)
Get a metrics tag
|
static MetricsTag |
Interns.tag(String name,
String description,
String value)
Get a metrics tag
|
Modifier and Type | Method and Description |
---|---|
org.apache.hadoop.metrics2.util.MetricsCache.Record |
MetricsCache.get(String name,
Collection<MetricsTag> tags)
Get the cached record
|
Copyright © 2015 Apache Software Foundation. All Rights Reserved.