edu.snu.coral.runtime.common.eventhandler

Class DynamicOptimizationEvent

java.lang.Object

edu.snu.coral.runtime.common.eventhandler.DynamicOptimizationEvent

All Implemented Interfaces:

RuntimeEvent

public final class DynamicOptimizationEvent
extends Object
implements RuntimeEvent

An event for triggering dynamic optimization.

Constructor Summary

Constructors

Constructor and Description
DynamicOptimizationEvent(PhysicalPlan physicalPlan, MetricCollectionBarrierVertex metricCollectionBarrierVertex, Pair<String,String> taskInfo) Default constructor.

Method Summary

Modifier and Type	Method and Description
MetricCollectionBarrierVertex	getMetricCollectionBarrierVertex()
PhysicalPlan	getPhysicalPlan()
Pair<String,String>	getTaskInfo()

Methods inherited from class java.lang.Object

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

Constructor Detail

DynamicOptimizationEvent

public DynamicOptimizationEvent(PhysicalPlan physicalPlan,
                                MetricCollectionBarrierVertex metricCollectionBarrierVertex,
                                Pair<String,String> taskInfo)

Default constructor.

Parameters:

physicalPlan - physical plan to be optimized.

metricCollectionBarrierVertex - metric collection barrier vertex to retrieve metric data from.

taskInfo - information of the task.

Method Detail

getPhysicalPlan

public PhysicalPlan getPhysicalPlan()

Returns:

the physical plan to be optimized.

getMetricCollectionBarrierVertex

public MetricCollectionBarrierVertex getMetricCollectionBarrierVertex()

Returns:

the metric collection barrier vertex for the dynamic optimization.

getTaskInfo

public Pair<String,String> getTaskInfo()

Returns:

the information of the task at which this optimization occurs: its name and its task group ID.