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<ServiceAnnouncer> announcerProvider, com.fasterxml.jackson.databind.ObjectMapper jsonMapper, ZkEnablementConfig zkEnablementConfig)
BatchDataSegmentAnnouncer(DruidServerMetadata server, BatchDataSegmentAnnouncerConfig config, ZkPathsConfig zkPaths, ServiceAnnouncer announcer, com.fasterxml.jackson.databind.ObjectMapper jsonMapper)

Method Summary

Modifier and Type	Method	Description
void	announceSegment(DataSegment segment)
void	announceSegments(Iterable<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(DataSegment segment)
void	unannounceSegments(Iterable<DataSegment> segments)

Methods inherited from class java.lang.Object

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

Constructor Details

BatchDataSegmentAnnouncer

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

BatchDataSegmentAnnouncer

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

Method Details

stop

public void stop()

announceSegment

public void announceSegment(DataSegment segment)
                     throws IOException

Specified by:

announceSegment in interface DataSegmentAnnouncer

Throws:

IOException

unannounceSegment

public void unannounceSegment(DataSegment segment)

Specified by:

unannounceSegment in interface DataSegmentAnnouncer

announceSegments

public void announceSegments(Iterable<DataSegment> segments)
                      throws IOException

Specified by:

announceSegments in interface DataSegmentAnnouncer

Throws:

IOException

unannounceSegments

public void unannounceSegments(Iterable<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.