edu.snu.coral.runtime.common.metric

Class MetricDataBuilder

java.lang.Object

edu.snu.coral.runtime.common.metric.MetricDataBuilder

public final class MetricDataBuilder
extends Object

MetricData Builder.

Constructor Summary

Constructors

Constructor and Description
MetricDataBuilder(String computationUnitId) Constructor.

Method Summary

Modifier and Type	Method and Description
void	beginMeasurement(Map<String,Object> metricMap) Begin the measurement of metric data.
MetricData	build() Builds immutable MetricData.
void	endMeasurement(Map<String,Object> metricMap) End the measurement of metric data.
String	getComputationUnitId()
long	getEndTime()
Map<String,Object>	getMetrics()
long	getStartTime()

Methods inherited from class java.lang.Object

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

Constructor Detail

MetricDataBuilder

public MetricDataBuilder(String computationUnitId)

Constructor.

Parameters:

computationUnitId - id of the computation unit.

Method Detail

getComputationUnitId

public String getComputationUnitId()

Returns:

the id of the computation unit.

getMetrics

public Map<String,Object> getMetrics()

Returns:

the metric data.

getStartTime

public long getStartTime()

Returns:

the time at which metric collection starts.

getEndTime

public long getEndTime()

Returns:

the time at which metric collection ends.

beginMeasurement

public void beginMeasurement(Map<String,Object> metricMap)

Begin the measurement of metric data.

Parameters:

metricMap - map on which to collect metrics.

endMeasurement

public void endMeasurement(Map<String,Object> metricMap)

End the measurement of metric data.

Parameters:

metricMap - map on which to collect metrics.

build

public MetricData build()

Builds immutable MetricData.

Returns:

the MetricData constructed by the builder.