Package org.apache.druid.indexing.overlord

Class SegmentCreateRequest

java.lang.Object

org.apache.druid.indexing.overlord.SegmentCreateRequest

public class SegmentCreateRequest
extends Object

Contains information used by IndexerMetadataStorageCoordinator for creating a new segment.

The sequenceName and previousSegmentId fields are meant to make it easy for two independent ingestion tasks to produce the same series of segments.

Constructor Summary

Constructors

Constructor	Description
SegmentCreateRequest(String sequenceName, String previousSegmentId, String version, PartialShardSpec partialShardSpec, String taskAllocatorId)

Method Summary

Modifier and Type	Method	Description
PartialShardSpec	getPartialShardSpec()
String	getPreviousSegmentId()	Previous segment id allocated for this sequence.
String	getSequenceName()	Represents group of ingestion tasks that produce a segment series.
String	getTaskAllocatorId()
String	getVersion()	Version of the lock held by the task that has requested the segment allocation.

Methods inherited from class java.lang.Object

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

Constructor Details

SegmentCreateRequest

public SegmentCreateRequest(String sequenceName,
 String previousSegmentId,
 String version,
 PartialShardSpec partialShardSpec,
 String taskAllocatorId)

Method Details

getSequenceName

public String getSequenceName()

Represents group of ingestion tasks that produce a segment series.

getPreviousSegmentId

public String getPreviousSegmentId()

Previous segment id allocated for this sequence.

Returns:

Empty string if there is no previous segment in the series.

getVersion

public String getVersion()

Version of the lock held by the task that has requested the segment allocation. The allocated segment must have a version less than or equal to this version.

getPartialShardSpec

public PartialShardSpec getPartialShardSpec()

getTaskAllocatorId

public String getTaskAllocatorId()