org.apache.druid.server.coordinator.loading

Class SegmentLoadQueueManager

java.lang.Object

org.apache.druid.server.coordinator.loading.SegmentLoadQueueManager

public class SegmentLoadQueueManager
extends Object

Manager for addition/removal of segments to server load queues and the corresponding success/failure callbacks.

Constructor Summary

Constructors

Constructor and Description
SegmentLoadQueueManager(ServerInventoryView serverInventoryView, SegmentsMetadataManager segmentsMetadataManager, LoadQueueTaskMaster taskMaster)

Method Summary

Modifier and Type	Method and Description
boolean	deleteSegment(DataSegment segment) Marks the given segment as unused.
boolean	dropSegment(DataSegment segment, ServerHolder server)
boolean	loadSegment(DataSegment segment, ServerHolder server, SegmentAction action) Queues load of the segment on the given server.
boolean	moveSegment(DataSegment segment, ServerHolder serverA, ServerHolder serverB)

Methods inherited from class java.lang.Object

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

Constructor Detail

SegmentLoadQueueManager

@Inject
public SegmentLoadQueueManager(ServerInventoryView serverInventoryView,
                                       SegmentsMetadataManager segmentsMetadataManager,
                                       LoadQueueTaskMaster taskMaster)

Method Detail

loadSegment

public boolean loadSegment(DataSegment segment,
                           ServerHolder server,
                           SegmentAction action)

Queues load of the segment on the given server.

dropSegment

public boolean dropSegment(DataSegment segment,
                           ServerHolder server)

moveSegment

public boolean moveSegment(DataSegment segment,
                           ServerHolder serverA,
                           ServerHolder serverB)

deleteSegment

public boolean deleteSegment(DataSegment segment)

Marks the given segment as unused.