org.apache.ignite.internal.visor.cache

Class VisorCacheMetricsCollectorTask

java.lang.Object

org.apache.ignite.internal.visor.VisorMultiNodeTask<VisorCacheMetricsCollectorTaskArg,Iterable<VisorCacheAggregatedMetrics>,Collection<VisorCacheMetrics>>

org.apache.ignite.internal.visor.cache.VisorCacheMetricsCollectorTask

All Implemented Interfaces:

Serializable, ComputeTask<VisorTaskArgument<VisorCacheMetricsCollectorTaskArg>,Iterable<VisorCacheAggregatedMetrics>>

@GridInternal
public class VisorCacheMetricsCollectorTask
extends VisorMultiNodeTask<VisorCacheMetricsCollectorTaskArg,Iterable<VisorCacheAggregatedMetrics>,Collection<VisorCacheMetrics>>

Task that collect cache metrics from all nodes.

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.ignite.internal.visor.VisorMultiNodeTask

debug, ignite, start, taskArg

Constructor Summary

Constructors

Constructor and Description
VisorCacheMetricsCollectorTask()

Method Summary

Modifier and Type	Method and Description
protected org.apache.ignite.internal.visor.cache.VisorCacheMetricsCollectorTask.VisorCacheMetricsCollectorJob	job(VisorCacheMetricsCollectorTaskArg arg)
protected @Nullable Iterable<VisorCacheAggregatedMetrics>	reduce0(List<ComputeJobResult> results) Actual reduce logic.

Methods inherited from class org.apache.ignite.internal.visor.VisorMultiNodeTask

jobNodes, map, map0, reduce, result

Methods inherited from class java.lang.Object

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

Constructor Detail

VisorCacheMetricsCollectorTask

public VisorCacheMetricsCollectorTask()

Method Detail

job

protected org.apache.ignite.internal.visor.cache.VisorCacheMetricsCollectorTask.VisorCacheMetricsCollectorJob job(VisorCacheMetricsCollectorTaskArg arg)

Specified by:

job in class VisorMultiNodeTask<VisorCacheMetricsCollectorTaskArg,Iterable<VisorCacheAggregatedMetrics>,Collection<VisorCacheMetrics>>

Parameters:

arg - Task arg.

Returns:

New job.

reduce0

@Nullable
protected @Nullable Iterable<VisorCacheAggregatedMetrics> reduce0(List<ComputeJobResult> results)

Actual reduce logic.

Specified by:

reduce0 in class VisorMultiNodeTask<VisorCacheMetricsCollectorTaskArg,Iterable<VisorCacheAggregatedMetrics>,Collection<VisorCacheMetrics>>

Parameters:

results - Job results.

Returns:

Task result.