Package org.apache.dubbo.metrics.data

Class MethodStatComposite

java.lang.Object

org.apache.dubbo.metrics.report.AbstractMetricsExport

org.apache.dubbo.metrics.data.MethodStatComposite

All Implemented Interfaces:

MetricsExport

public class MethodStatComposite
extends AbstractMetricsExport

Method-level data container, if there is no actual call to the existing call method, the key will not be displayed when exporting (to be optimized)

Constructor Summary

Constructors

Constructor	Description
MethodStatComposite(ApplicationModel applicationModel)

Method Summary

Modifier and Type	Method	Description
boolean	calSamplesChanged()	Check if samples have been changed.
List<MetricSample>	export(MetricsCategory category)	export all.
void	incrementMethodKey(MetricsKeyWrapper wrapper, MethodMetric methodMetric, int size)
void	initMethodKey(MetricsKeyWrapper wrapper, Invocation invocation)
void	initWrapper(List<MetricsKeyWrapper> metricsKeyWrappers)

Methods inherited from class org.apache.dubbo.metrics.report.AbstractMetricsExport

getApplicationModel, getAppName

Methods inherited from class java.lang.Object

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

Constructor Details

MethodStatComposite

public MethodStatComposite(ApplicationModel applicationModel)

Method Details

initWrapper

public void initWrapper(List<MetricsKeyWrapper> metricsKeyWrappers)

initMethodKey

public void initMethodKey(MetricsKeyWrapper wrapper,
 Invocation invocation)

incrementMethodKey

public void incrementMethodKey(MetricsKeyWrapper wrapper,
 MethodMetric methodMetric,
 int size)

export

public List<MetricSample> export(MetricsCategory category)

Description copied from interface: MetricsExport

export all.

calSamplesChanged

public boolean calSamplesChanged()

Description copied from interface: MetricsExport

Check if samples have been changed. Note that this method will reset the changed flag to false using CAS.

Returns:

true if samples have been changed