org.apache.ignite.internal.visor.query

Class VisorQueryDetailMetricsCollectorTask

java.lang.Object

org.apache.ignite.internal.visor.VisorMultiNodeTask<VisorQueryDetailMetricsCollectorTaskArg,Collection<VisorQueryDetailMetrics>,Collection<? extends QueryDetailMetrics>>

org.apache.ignite.internal.visor.query.VisorQueryDetailMetricsCollectorTask

All Implemented Interfaces:

Serializable, ComputeTask<VisorTaskArgument<VisorQueryDetailMetricsCollectorTaskArg>,Collection<VisorQueryDetailMetrics>>

@GridInternal
public class VisorQueryDetailMetricsCollectorTask
extends VisorMultiNodeTask<VisorQueryDetailMetricsCollectorTaskArg,Collection<VisorQueryDetailMetrics>,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
VisorQueryDetailMetricsCollectorTask()

Method Summary

Modifier and Type	Method and Description
protected org.apache.ignite.internal.visor.query.VisorQueryDetailMetricsCollectorTask.VisorCacheQueryDetailMetricsCollectorJob	job(VisorQueryDetailMetricsCollectorTaskArg arg)
protected Collection<VisorQueryDetailMetrics>	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

VisorQueryDetailMetricsCollectorTask

public VisorQueryDetailMetricsCollectorTask()

Method Detail

job

protected org.apache.ignite.internal.visor.query.VisorQueryDetailMetricsCollectorTask.VisorCacheQueryDetailMetricsCollectorJob job(VisorQueryDetailMetricsCollectorTaskArg arg)

Specified by:

job in class VisorMultiNodeTask<VisorQueryDetailMetricsCollectorTaskArg,Collection<VisorQueryDetailMetrics>,Collection<? extends QueryDetailMetrics>>

Parameters:

arg - Task arg.

Returns:

New job.

reduce0

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

Actual reduce logic.

Specified by:

reduce0 in class VisorMultiNodeTask<VisorQueryDetailMetricsCollectorTaskArg,Collection<VisorQueryDetailMetrics>,Collection<? extends QueryDetailMetrics>>

Parameters:

results - Job results.

Returns:

Task result.

Throws:

IgniteException - If reduction or results caused an error.