Package org.apache.druid.server.coordination

Class BatchDataSegmentAnnouncer

java.lang.Object

org.apache.druid.server.coordination.BatchDataSegmentAnnouncer

All Implemented Interfaces:

DataSegmentAnnouncer

public class BatchDataSegmentAnnouncer
extends Object
implements DataSegmentAnnouncer

Constructor Summary

Constructors

Constructor	Description
BatchDataSegmentAnnouncer(DruidServerMetadata server, BatchDataSegmentAnnouncerConfig config, ZkPathsConfig zkPaths, com.google.inject.Provider<Announcer> announcerProvider, com.fasterxml.jackson.databind.ObjectMapper jsonMapper, ZkEnablementConfig zkEnablementConfig)
BatchDataSegmentAnnouncer(DruidServerMetadata server, BatchDataSegmentAnnouncerConfig config, ZkPathsConfig zkPaths, Announcer announcer, com.fasterxml.jackson.databind.ObjectMapper jsonMapper)

Method Summary

Modifier and Type	Method	Description
void	announceSegment(org.apache.druid.timeline.DataSegment segment)
void	announceSegments(Iterable<org.apache.druid.timeline.DataSegment> segments)
void	announceSegmentSchemas(String taskId, SegmentSchemas segmentSchemas, SegmentSchemas segmentSchemasChange)	Announces schema associated with all segments for the specified realtime task.
com.google.common.util.concurrent.ListenableFuture<ChangeRequestsSnapshot<DataSegmentChangeRequest>>	getSegmentChangesSince(ChangeRequestHistory.Counter counter)	Returns Future that lists the segment load/drop requests since given counter.
void	removeSegmentSchemasForTask(String taskId)	Removes schema associated with all segments for the specified realtime task.
void	stop()
void	unannounceSegment(org.apache.druid.timeline.DataSegment segment)
void	unannounceSegments(Iterable<org.apache.druid.timeline.DataSegment> segments)

Methods inherited from class java.lang.Object

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

Constructor Detail

BatchDataSegmentAnnouncer

@Inject
public BatchDataSegmentAnnouncer(DruidServerMetadata server,
                                 BatchDataSegmentAnnouncerConfig config,
                                 ZkPathsConfig zkPaths,
                                 com.google.inject.Provider<Announcer> announcerProvider,
                                 com.fasterxml.jackson.databind.ObjectMapper jsonMapper,
                                 ZkEnablementConfig zkEnablementConfig)

BatchDataSegmentAnnouncer

public BatchDataSegmentAnnouncer(DruidServerMetadata server,
                                 BatchDataSegmentAnnouncerConfig config,
                                 ZkPathsConfig zkPaths,
                                 Announcer announcer,
                                 com.fasterxml.jackson.databind.ObjectMapper jsonMapper)

Method Detail

stop

public void stop()

announceSegment

public void announceSegment(org.apache.druid.timeline.DataSegment segment)
                     throws IOException

Specified by:

announceSegment in interface DataSegmentAnnouncer

Throws:

IOException

unannounceSegment

public void unannounceSegment(org.apache.druid.timeline.DataSegment segment)

Specified by:

unannounceSegment in interface DataSegmentAnnouncer

announceSegments

public void announceSegments(Iterable<org.apache.druid.timeline.DataSegment> segments)
                      throws IOException

Specified by:

announceSegments in interface DataSegmentAnnouncer

Throws:

IOException

unannounceSegments

public void unannounceSegments(Iterable<org.apache.druid.timeline.DataSegment> segments)

Specified by:

unannounceSegments in interface DataSegmentAnnouncer

announceSegmentSchemas

public void announceSegmentSchemas(String taskId,
                                   SegmentSchemas segmentSchemas,
                                   SegmentSchemas segmentSchemasChange)

Description copied from interface: DataSegmentAnnouncer

Announces schema associated with all segments for the specified realtime task.

Specified by:

announceSegmentSchemas in interface DataSegmentAnnouncer

Parameters:

taskId - taskId

segmentSchemas - absolute schema for all sinks, in case the client requests full sync.

segmentSchemasChange - schema change for all sinks

removeSegmentSchemasForTask

public void removeSegmentSchemasForTask(String taskId)

Description copied from interface: DataSegmentAnnouncer

Removes schema associated with all segments for the specified realtime task.

Specified by:

removeSegmentSchemasForTask in interface DataSegmentAnnouncer

Parameters:

taskId - taskId

getSegmentChangesSince

public com.google.common.util.concurrent.ListenableFuture<ChangeRequestsSnapshot<DataSegmentChangeRequest>> getSegmentChangesSince(ChangeRequestHistory.Counter counter)

Returns Future that lists the segment load/drop requests since given counter.