Class CdcCacheDataResendTask
- java.lang.Object
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- org.apache.ignite.internal.visor.VisorMultiNodeTask<CdcResendCommandArg,Void,Void>
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- org.apache.ignite.internal.management.cdc.CdcCacheDataResendTask
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- All Implemented Interfaces:
Serializable,ComputeTask<VisorTaskArgument<CdcResendCommandArg>,VisorTaskResult<Void>>
@GridInternal public class CdcCacheDataResendTask extends VisorMultiNodeTask<CdcResendCommandArg,Void,Void>
Task to forcefully resend all cache data to CDC. Iterates over caches and writes primary copies of data entries to the WAL to get captured by CDC.- See Also:
- Serialized Form
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Field Summary
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Fields inherited from class org.apache.ignite.internal.visor.VisorMultiNodeTask
debug, ignite, start, taskArg
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Constructor Summary
Constructors Constructor Description CdcCacheDataResendTask()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected VisorJob<CdcResendCommandArg,Void>job(CdcResendCommandArg arg)protected Collection<UUID>jobNodes(VisorTaskArgument<CdcResendCommandArg> arg)protected @Nullable Voidreduce0(List<ComputeJobResult> results)Actual reduce logic.-
Methods inherited from class org.apache.ignite.internal.visor.VisorMultiNodeTask
map, map0, reduce, result
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Method Detail
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job
protected VisorJob<CdcResendCommandArg,Void> job(CdcResendCommandArg arg)
- Specified by:
jobin classVisorMultiNodeTask<CdcResendCommandArg,Void,Void>- Parameters:
arg- Task arg.- Returns:
- New job.
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jobNodes
protected Collection<UUID> jobNodes(VisorTaskArgument<CdcResendCommandArg> arg)
- Overrides:
jobNodesin classVisorMultiNodeTask<CdcResendCommandArg,Void,Void>- Returns:
- Collection of nodes IDs where jobs should be mapped.
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reduce0
@Nullable protected @Nullable Void reduce0(List<ComputeJobResult> results) throws IgniteException
Actual reduce logic.- Specified by:
reduce0in classVisorMultiNodeTask<CdcResendCommandArg,Void,Void>- Parameters:
results- Job results.- Returns:
- Task result.
- Throws:
IgniteException- If reduction or results caused an error.
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