Package org.apache.pinot.broker.routing.segmentmetadata

Class SegmentZkMetadataFetcher

java.lang.Object

org.apache.pinot.broker.routing.segmentmetadata.SegmentZkMetadataFetcher

public class SegmentZkMetadataFetcher
extends Object

SegmentZkMetadataFetcher is used to cache ZNRecord stored in ZkHelixPropertyStore for segments.

Constructor Summary

Constructors

Constructor	Description
SegmentZkMetadataFetcher(String tableNameWithType, org.apache.helix.store.zk.ZkHelixPropertyStore<org.apache.helix.zookeeper.datamodel.ZNRecord> propertyStore)

Method Summary

Modifier and Type	Method	Description
List<SegmentZkMetadataFetchListener>	getListeners()
void	init(org.apache.helix.model.IdealState idealState, org.apache.helix.model.ExternalView externalView, Set<String> onlineSegments)
void	onAssignmentChange(org.apache.helix.model.IdealState idealState, org.apache.helix.model.ExternalView externalView, Set<String> onlineSegments)
void	refreshSegment(String segment)
void	register(SegmentZkMetadataFetchListener listener)

Methods inherited from class java.lang.Object

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

Constructor Detail

SegmentZkMetadataFetcher

public SegmentZkMetadataFetcher(String tableNameWithType,
                                org.apache.helix.store.zk.ZkHelixPropertyStore<org.apache.helix.zookeeper.datamodel.ZNRecord> propertyStore)

Method Detail

register

public void register(SegmentZkMetadataFetchListener listener)

getListeners

public List<SegmentZkMetadataFetchListener> getListeners()

init

public void init(org.apache.helix.model.IdealState idealState,
                 org.apache.helix.model.ExternalView externalView,
                 Set<String> onlineSegments)

onAssignmentChange

public void onAssignmentChange(org.apache.helix.model.IdealState idealState,
                               org.apache.helix.model.ExternalView externalView,
                               Set<String> onlineSegments)

refreshSegment

public void refreshSegment(String segment)