org.apache.ignite.internal.visor.cache

Class VisorCacheQueryDetailMetricsCollectorTask

java.lang.Object

org.apache.ignite.internal.visor.VisorMultiNodeTask<Long,Collection<VisorCacheQueryDetailMetrics>,Collection<? extends QueryDetailMetrics>>

org.apache.ignite.internal.visor.cache.VisorCacheQueryDetailMetricsCollectorTask

All Implemented Interfaces:

Serializable, ComputeTask<VisorTaskArgument<Long>,Collection<VisorCacheQueryDetailMetrics>>

@GridInternal
public class VisorCacheQueryDetailMetricsCollectorTask
extends VisorMultiNodeTask<Long,Collection<VisorCacheQueryDetailMetrics>,Collection<? extends QueryDetailMetrics>>

Task to collect cache query metrics.

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
VisorCacheQueryDetailMetricsCollectorTask()

Method Summary

Methods

Modifier and Type	Method and Description
protected org.apache.ignite.internal.visor.cache.VisorCacheQueryDetailMetricsCollectorTask.VisorCacheQueryDetailMetricsCollectorJob	job(Long arg)
protected Collection<VisorCacheQueryDetailMetrics>	reduce0(List<ComputeJobResult> results) Actual reduce logic.

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

map, map0, reduce, result

Methods inherited from class java.lang.Object

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

Constructor Detail

VisorCacheQueryDetailMetricsCollectorTask

public VisorCacheQueryDetailMetricsCollectorTask()

Method Detail

job

protected org.apache.ignite.internal.visor.cache.VisorCacheQueryDetailMetricsCollectorTask.VisorCacheQueryDetailMetricsCollectorJob job(Long arg)

Specified by:

job in class VisorMultiNodeTask<Long,Collection<VisorCacheQueryDetailMetrics>,Collection<? extends QueryDetailMetrics>>

Parameters:

arg - Task arg.

Returns:

New job.

reduce0

@Nullable
protected Collection<VisorCacheQueryDetailMetrics> reduce0(List<ComputeJobResult> results)
                                                    throws IgniteException

Actual reduce logic.

Specified by:

reduce0 in class VisorMultiNodeTask<Long,Collection<VisorCacheQueryDetailMetrics>,Collection<? extends QueryDetailMetrics>>

Parameters:

results - Job results.

Returns:

Task result.

Throws:

IgniteException - If reduction or results caused an error.