org.neo4j.kernel.api.impl.labelscan

Class WritableDatabaseLabelScanIndex

java.lang.Object

org.neo4j.kernel.api.impl.index.WritableAbstractDatabaseIndex<org.neo4j.kernel.api.impl.labelscan.LuceneLabelScanIndex>

org.neo4j.kernel.api.impl.labelscan.WritableDatabaseLabelScanIndex

All Implemented Interfaces:

Closeable, AutoCloseable, DatabaseIndex, LabelScanIndex

public class WritableDatabaseLabelScanIndex
extends WritableAbstractDatabaseIndex<org.neo4j.kernel.api.impl.labelscan.LuceneLabelScanIndex>
implements LabelScanIndex

Writable implementation of Lucene label scan store index.

Constructor Summary

Constructors

Constructor and Description
WritableDatabaseLabelScanIndex(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.WritableAbstractDatabaseIndex

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

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.neo4j.kernel.api.impl.index.DatabaseIndex

allDocumentsReader, create, drop, exists, flush, getPartitions, isOpen, isReadOnly, isValid, maybeRefreshBlocking, open, snapshot

Methods inherited from interface java.io.Closeable

close

Constructor Detail

WritableDatabaseLabelScanIndex

public WritableDatabaseLabelScanIndex(BitmapDocumentFormat format,
                                      PartitionedIndexStorage indexStorage)

Method Detail

getLabelScanReader

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

Specified by:

getLabelScanReader in interface LabelScanIndex

getLabelScanWriter

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

Specified by:

getLabelScanWriter in interface LabelScanIndex

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.

Specified by:

allNodeLabelRanges in interface LabelScanIndex

Returns:

the reader.