Package org.apache.druid.segment.realtime.plumber

Class FlushingPlumber

java.lang.Object

org.apache.druid.segment.realtime.plumber.RealtimePlumber

org.apache.druid.segment.realtime.plumber.FlushingPlumber

All Implemented Interfaces:

Plumber

public class FlushingPlumber
extends RealtimePlumber

Field Summary

Fields inherited from interface org.apache.druid.segment.realtime.plumber.Plumber

DUPLICATE, NOT_WRITABLE, THROWAWAY

Constructor Summary

Constructors

Constructor

Description

FlushingPlumber(org.joda.time.Duration flushDuration, DataSchema schema, RealtimeTuningConfig config, FireDepartmentMetrics metrics, org.apache.druid.java.util.emitter.service.ServiceEmitter emitter, org.apache.druid.query.QueryRunnerFactoryConglomerate conglomerate, DataSegmentAnnouncer segmentAnnouncer, org.apache.druid.query.QueryProcessingPool queryProcessingPool, org.apache.druid.segment.join.JoinableFactory joinableFactory, org.apache.druid.segment.IndexMerger indexMerger, org.apache.druid.segment.IndexIO indexIO, Cache cache, CacheConfig cacheConfig, CachePopulatorStats cachePopulatorStats, com.fasterxml.jackson.databind.ObjectMapper objectMapper)

Method Summary

Modifier and Type	Method	Description
void	finishJob()	Perform any final processing and clean up after ourselves.
protected void	flushAfterDuration(long truncatedTime, Sink sink)
Object	startJob()	Perform any initial setup.

Methods inherited from class org.apache.druid.segment.realtime.plumber.RealtimePlumber

abandonSegment, add, bootstrapSinksFromDisk, computeBaseDir, computeCorruptedFileDumpDir, computePersistDir, getConfig, getQueryRunner, getRejectionPolicy, getSchema, getSinks, initializeExecutors, persist, persistHydrant, shutdownExecutors, startPersistThread

Methods inherited from class java.lang.Object

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

Constructor Detail

FlushingPlumber

public FlushingPlumber(org.joda.time.Duration flushDuration,
                       DataSchema schema,
                       RealtimeTuningConfig config,
                       FireDepartmentMetrics metrics,
                       org.apache.druid.java.util.emitter.service.ServiceEmitter emitter,
                       org.apache.druid.query.QueryRunnerFactoryConglomerate conglomerate,
                       DataSegmentAnnouncer segmentAnnouncer,
                       org.apache.druid.query.QueryProcessingPool queryProcessingPool,
                       org.apache.druid.segment.join.JoinableFactory joinableFactory,
                       org.apache.druid.segment.IndexMerger indexMerger,
                       org.apache.druid.segment.IndexIO indexIO,
                       Cache cache,
                       CacheConfig cacheConfig,
                       CachePopulatorStats cachePopulatorStats,
                       com.fasterxml.jackson.databind.ObjectMapper objectMapper)

Method Detail

startJob

public Object startJob()

Description copied from interface: Plumber

Perform any initial setup. Should be called before using any other methods, and should be paired with a corresponding call to Plumber.finishJob().

Specified by:

startJob in interface Plumber

Overrides:

startJob in class RealtimePlumber

Returns:

the metadata of the "newest" segment that might have previously been persisted

flushAfterDuration

protected void flushAfterDuration(long truncatedTime,
                                  Sink sink)

finishJob

public void finishJob()

Description copied from interface: Plumber

Perform any final processing and clean up after ourselves. Should be called after all data has been fed into sinks and persisted.

Specified by:

finishJob in interface Plumber

Overrides:

finishJob in class RealtimePlumber