Package org.opensearch.cluster.metadata
Class SystemIndexMetadataUpgradeService.SystemIndexMetadataUpdateTask
java.lang.Object
org.opensearch.cluster.ClusterStateUpdateTask
org.opensearch.cluster.metadata.SystemIndexMetadataUpgradeService.SystemIndexMetadataUpdateTask
- All Implemented Interfaces:
ClusterStateTaskConfig
,ClusterStateTaskExecutor<ClusterStateUpdateTask>
,ClusterStateTaskListener
- Enclosing class:
- SystemIndexMetadataUpgradeService
public class SystemIndexMetadataUpgradeService.SystemIndexMetadataUpdateTask extends ClusterStateUpdateTask
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Nested Class Summary
Nested classes/interfaces inherited from interface org.opensearch.cluster.ClusterStateTaskConfig
ClusterStateTaskConfig.Basic
Nested classes/interfaces inherited from interface org.opensearch.cluster.ClusterStateTaskExecutor
ClusterStateTaskExecutor.ClusterTasksResult<T>, ClusterStateTaskExecutor.TaskResult
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Constructor Summary
Constructors Constructor Description SystemIndexMetadataUpdateTask()
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Method Summary
Modifier and Type Method Description void
clusterStateProcessed(java.lang.String source, ClusterState oldState, ClusterState newState)
Called when the result of theClusterStateTaskExecutor.execute(ClusterState, List)
have been processed properly by all listeners.ClusterState
execute(ClusterState currentState)
Update the cluster state based on the current state.void
onFailure(java.lang.String source, java.lang.Exception e)
A callback called when execute fails.Methods inherited from class org.opensearch.cluster.ClusterStateUpdateTask
clusterStatePublished, describeTasks, execute, priority, runOnlyOnMaster, timeout
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Constructor Details
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SystemIndexMetadataUpdateTask
public SystemIndexMetadataUpdateTask()
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Method Details
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execute
Description copied from class:ClusterStateUpdateTask
Update the cluster state based on the current state. Return the *same instance* if no state should be changed.- Specified by:
execute
in classClusterStateUpdateTask
- Throws:
java.lang.Exception
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onFailure
public void onFailure(java.lang.String source, java.lang.Exception e)Description copied from class:ClusterStateUpdateTask
A callback called when execute fails.- Specified by:
onFailure
in interfaceClusterStateTaskListener
- Specified by:
onFailure
in classClusterStateUpdateTask
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clusterStateProcessed
public void clusterStateProcessed(java.lang.String source, ClusterState oldState, ClusterState newState)Description copied from interface:ClusterStateTaskListener
Called when the result of theClusterStateTaskExecutor.execute(ClusterState, List)
have been processed properly by all listeners.
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