org.apache.ignite.internal.management.cache

Class ContentionTask

java.lang.Object

org.apache.ignite.internal.visor.VisorMultiNodeTask<CacheContentionCommandArg,ContentionTaskResult,ContentionJobResult>

org.apache.ignite.internal.management.cache.ContentionTask

All Implemented Interfaces:

Serializable, ComputeTask<VisorTaskArgument<CacheContentionCommandArg>,ContentionTaskResult>

@GridInternal
public class ContentionTask
extends VisorMultiNodeTask<CacheContentionCommandArg,ContentionTaskResult,ContentionJobResult>

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
ContentionTask()

Method Summary

Modifier and Type	Method and Description
protected VisorJob<CacheContentionCommandArg,ContentionJobResult>	job(CacheContentionCommandArg arg)
protected @Nullable ContentionTaskResult	reduce0(List<ComputeJobResult> list) 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

ContentionTask

public ContentionTask()

Method Detail

reduce0

@Nullable
protected @Nullable ContentionTaskResult reduce0(List<ComputeJobResult> list)
                                                    throws IgniteException

Actual reduce logic.

Specified by:

reduce0 in class VisorMultiNodeTask<CacheContentionCommandArg,ContentionTaskResult,ContentionJobResult>

Parameters:

list - Job results.

Returns:

Task result.

Throws:

IgniteException - If reduction or results caused an error.

job

protected VisorJob<CacheContentionCommandArg,ContentionJobResult> job(CacheContentionCommandArg arg)

Specified by:

job in class VisorMultiNodeTask<CacheContentionCommandArg,ContentionTaskResult,ContentionJobResult>

Parameters:

arg - Task arg.

Returns:

New job.