@EverythingIsNonnullByDefault

Package org.apache.druid.server.coordination

Interface Summary

Interface	Description
ChangeRequestHttpSyncer.Listener<T>	Concurrency guarantees: all calls to ChangeRequestHttpSyncer.Listener.fullSync(java.util.List<T>) and ChangeRequestHttpSyncer.Listener.deltaSync(java.util.List<T>) (that is done within the ChangeRequestHttpSyncer.executor) are linearizable.
DataSegmentAnnouncer
DataSegmentAnnouncerProvider
DataSegmentChangeCallback
DataSegmentChangeHandler
DataSegmentChangeRequest
DataSegmentServerAnnouncer	Deprecated.

Class Summary

Class	Description
BatchDataSegmentAnnouncer
BatchDataSegmentAnnouncerProvider
ChangeRequestHistory<T>	This class keeps a bounded list of segment updates made on the server such as adding/dropping segments.
ChangeRequestHistory.Counter
ChangeRequestHttpSyncer<T>	This class facilitates the usage of long-polling HTTP endpoints powered by ChangeRequestHistory.
ChangeRequestsSnapshot<T>	Return type of ChangeRequestHistory.getRequestsSince(org.apache.druid.server.coordination.ChangeRequestHistory.Counter).
CuratorDataSegmentServerAnnouncer	Deprecated.
DataSegmentServerAnnouncer.Noop
DruidServerMetadata
LoadableDataSegment	A deserialization aid used by SegmentChangeRequestLoad.
NoopDataSegmentAnnouncer	Mostly used for test purpose.
SegmentChangeRequestDrop
SegmentChangeRequestLoad
SegmentChangeRequestNoop
SegmentLoadDropHandler
SegmentLoadDropHandler.DataSegmentChangeRequestAndStatus
SegmentLoadDropHandler.Status
SegmentSchemasChangeRequest	Implementation of DataSegmentChangeRequest, which encapsulates segment schema changes.
ServerManager	Query handler for Historical processes (see CliHistorical).
ZkCoordinator	Deprecated.

Enum Summary

Enum	Description
SegmentLoadDropHandler.Status.STATE
ServerType	This enum represents types of druid services that hold segments.