org.apache.flink.runtime.metrics.groups

Class GenericMetricGroup

java.lang.Object

org.apache.flink.runtime.metrics.groups.AbstractMetricGroup<AbstractMetricGroup<?>>

org.apache.flink.runtime.metrics.groups.GenericMetricGroup

All Implemented Interfaces:

MetricGroup

Direct Known Subclasses:

GenericKeyMetricGroup, GenericValueMetricGroup

@Internal
public class GenericMetricGroup
extends AbstractMetricGroup<AbstractMetricGroup<?>>

A simple named MetricGroup that is used to hold subgroups of metrics.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.flink.runtime.metrics.groups.AbstractMetricGroup

AbstractMetricGroup.ChildType

Field Summary

Fields inherited from class org.apache.flink.runtime.metrics.groups.AbstractMetricGroup

LOG, parent, queryServiceScopeInfo, registry, variables

Constructor Summary

Constructors

Constructor and Description
GenericMetricGroup(MetricRegistry registry, AbstractMetricGroup parent, String name)

Method Summary

Modifier and Type	Method and Description
protected QueryScopeInfo	createQueryServiceMetricInfo(CharacterFilter filter) Creates the metric query service scope for this group.
protected String	getGroupName(CharacterFilter filter) Returns the name for this group, meaning what kind of entity it represents, for example "taskmanager".

Methods inherited from class org.apache.flink.runtime.metrics.groups.AbstractMetricGroup

addGroup, addGroup, addGroup, addMetric, close, counter, counter, counter, counter, createChildGroup, createLogicalScope, gauge, gauge, getAllVariables, getLogicalScope, getLogicalScope, getMetricIdentifier, getMetricIdentifier, getMetricIdentifier, getQueryServiceMetricInfo, getScopeComponents, histogram, histogram, isClosed, meter, meter, putVariables

Methods inherited from class java.lang.Object

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

Constructor Detail

GenericMetricGroup

public GenericMetricGroup(MetricRegistry registry,
                          AbstractMetricGroup parent,
                          String name)

Method Detail

createQueryServiceMetricInfo

protected QueryScopeInfo createQueryServiceMetricInfo(CharacterFilter filter)

Description copied from class: AbstractMetricGroup

Creates the metric query service scope for this group.

Specified by:

createQueryServiceMetricInfo in class AbstractMetricGroup<AbstractMetricGroup<?>>

Parameters:

filter - character filter

Returns:

query service scope

getGroupName

protected String getGroupName(CharacterFilter filter)

Description copied from class: AbstractMetricGroup

Returns the name for this group, meaning what kind of entity it represents, for example "taskmanager".

Specified by:

getGroupName in class AbstractMetricGroup<AbstractMetricGroup<?>>

Parameters:

filter - character filter which is applied to the name

Returns:

logical name for this group