org.neo4j.kernel.api.impl.labelscan

Class LuceneLabelScanIndex

java.lang.Object

org.neo4j.kernel.api.impl.index.AbstractLuceneIndex

org.neo4j.kernel.api.impl.labelscan.LuceneLabelScanIndex

All Implemented Interfaces:

Closeable, AutoCloseable

public class LuceneLabelScanIndex
extends AbstractLuceneIndex

Implementation of Lucene label scan store index that support multiple partitions.

Each partition stores documents according to the given BitmapDocumentFormat and LabelScanStorageStrategy.

Constructor Summary

Constructors

Constructor and Description
LuceneLabelScanIndex(BitmapDocumentFormat format, PartitionedIndexStorage indexStorage)

Method Summary

Modifier and Type	Method and Description
org.neo4j.kernel.api.labelscan.AllEntriesLabelScanReader	allNodeLabelRanges() Retrieves a reader over all node label ranges.
org.neo4j.storageengine.api.schema.LabelScanReader	getLabelScanReader()
org.neo4j.kernel.api.labelscan.LabelScanWriter	getLabelScanWriter()

Methods inherited from class org.neo4j.kernel.api.impl.index.AbstractLuceneIndex

addNewPartition, allDocumentsReader, close, create, drop, exists, flush, getFirstPartition, getPartitions, hasSinglePartition, isOpen, isValid, maybeRefreshBlocking, open, snapshot

Methods inherited from class java.lang.Object

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

Constructor Detail

LuceneLabelScanIndex

public LuceneLabelScanIndex(BitmapDocumentFormat format,
                            PartitionedIndexStorage indexStorage)

Method Detail

getLabelScanReader

public org.neo4j.storageengine.api.schema.LabelScanReader getLabelScanReader()

getLabelScanWriter

public org.neo4j.kernel.api.labelscan.LabelScanWriter getLabelScanWriter()

allNodeLabelRanges

public org.neo4j.kernel.api.labelscan.AllEntriesLabelScanReader allNodeLabelRanges()

Retrieves a reader over all node label ranges.

NOTE: There are no guarantees that reader returned from this method will see consistent documents with respect to regular reader and regular writer.

Returns:

the reader.