Class ShardStateAction.ShardStartedClusterStateTaskExecutor
- java.lang.Object
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- org.elasticsearch.cluster.action.shard.ShardStateAction.ShardStartedClusterStateTaskExecutor
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- All Implemented Interfaces:
ClusterStateTaskExecutor<ShardStateAction.StartedShardEntry>
,ClusterStateTaskListener
- Enclosing class:
- ShardStateAction
public static class ShardStateAction.ShardStartedClusterStateTaskExecutor extends java.lang.Object implements ClusterStateTaskExecutor<ShardStateAction.StartedShardEntry>, ClusterStateTaskListener
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Nested Class Summary
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Nested classes/interfaces inherited from interface org.elasticsearch.cluster.ClusterStateTaskExecutor
ClusterStateTaskExecutor.ClusterTasksResult<T>, ClusterStateTaskExecutor.TaskResult
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Constructor Summary
Constructors Constructor Description ShardStartedClusterStateTaskExecutor(AllocationService allocationService, RerouteService rerouteService, java.util.function.Supplier<Priority> prioritySupplier, org.apache.logging.log4j.Logger logger)
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Method Summary
Modifier and Type Method Description void
clusterStatePublished(ClusterChangedEvent clusterChangedEvent)
Callback invoked after new cluster state is published.ClusterStateTaskExecutor.ClusterTasksResult<ShardStateAction.StartedShardEntry>
execute(ClusterState currentState, java.util.List<ShardStateAction.StartedShardEntry> tasks)
Update the cluster state based on the current state and the given tasks.void
onFailure(java.lang.String source, java.lang.Exception e)
A callback called when execute fails.-
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface org.elasticsearch.cluster.ClusterStateTaskExecutor
describeTasks, runOnlyOnMaster
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Methods inherited from interface org.elasticsearch.cluster.ClusterStateTaskListener
clusterStateProcessed, onNoLongerMaster
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Constructor Detail
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ShardStartedClusterStateTaskExecutor
public ShardStartedClusterStateTaskExecutor(AllocationService allocationService, RerouteService rerouteService, java.util.function.Supplier<Priority> prioritySupplier, org.apache.logging.log4j.Logger logger)
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Method Detail
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execute
public ClusterStateTaskExecutor.ClusterTasksResult<ShardStateAction.StartedShardEntry> execute(ClusterState currentState, java.util.List<ShardStateAction.StartedShardEntry> tasks) throws java.lang.Exception
Description copied from interface:ClusterStateTaskExecutor
Update the cluster state based on the current state and the given tasks. Return the *same instance* if no state should be changed.- Specified by:
execute
in interfaceClusterStateTaskExecutor<ShardStateAction.StartedShardEntry>
- Throws:
java.lang.Exception
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onFailure
public void onFailure(java.lang.String source, java.lang.Exception e)
Description copied from interface:ClusterStateTaskListener
A callback called when execute fails.- Specified by:
onFailure
in interfaceClusterStateTaskListener
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clusterStatePublished
public void clusterStatePublished(ClusterChangedEvent clusterChangedEvent)
Description copied from interface:ClusterStateTaskExecutor
Callback invoked after new cluster state is published. Note that this method is not invoked if the cluster state was not updated. Note that this method will be executed using system context.- Specified by:
clusterStatePublished
in interfaceClusterStateTaskExecutor<ShardStateAction.StartedShardEntry>
- Parameters:
clusterChangedEvent
- the change event for this cluster state change, containing both old and new states
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