Package org.apache.druid.server.coordinator.duty

Class UnloadUnusedSegments

java.lang.Object

org.apache.druid.server.coordinator.duty.UnloadUnusedSegments

All Implemented Interfaces:

CoordinatorDuty

public class UnloadUnusedSegments
extends Object
implements CoordinatorDuty

Unloads segments that are no longer marked as used from servers.

Constructor Summary

Constructors

Constructor	Description
UnloadUnusedSegments(SegmentLoadQueueManager loadQueueManager, MetadataAction.GetDatasourceRules ruleHandler)

Method Summary

Modifier and Type	Method	Description
DruidCoordinatorRuntimeParams	run(DruidCoordinatorRuntimeParams params)	Implementations of this method run various activities performed by the coordinator.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

UnloadUnusedSegments

public UnloadUnusedSegments(SegmentLoadQueueManager loadQueueManager,
 MetadataAction.GetDatasourceRules ruleHandler)

Method Details

run

public DruidCoordinatorRuntimeParams run(DruidCoordinatorRuntimeParams params)

Description copied from interface: CoordinatorDuty

Implementations of this method run various activities performed by the coordinator. Input params can be used and modified. The returned DruidCoordinatorRuntimeParams is passed to the next duty.

Specified by:

run in interface CoordinatorDuty

Returns:

same as input or a modified value to be used by next duty. Null return values will prevent subsequent CoordinatorDuty objects (see the order in the lists passed into the constructor of DruidCoordinator.DutiesRunnable) from running until the next cycle.