org.neo4j.kernel.api.impl.labelscan.writer

Class PartitionedLuceneLabelScanWriter

java.lang.Object

org.neo4j.kernel.api.impl.labelscan.writer.PartitionedLuceneLabelScanWriter

All Implemented Interfaces:

Closeable, AutoCloseable, org.neo4j.kernel.api.labelscan.LabelScanWriter

public class PartitionedLuceneLabelScanWriter
extends Object
implements org.neo4j.kernel.api.labelscan.LabelScanWriter

Label scan store Lucene index writer implementation that supports writing into multiple partitions and creates partitions on-demand if needed.

Writer chooses writable partition based on the given nodeId and configured parameter MAXIMUM_PARTITION_SIZE. Additional partitions are created on-demand, if needed.

Field Summary

Fields inherited from interface org.neo4j.kernel.api.labelscan.LabelScanWriter

EMPTY

Constructor Summary

Constructors

Constructor and Description
PartitionedLuceneLabelScanWriter(WritableDatabaseLabelScanIndex index, BitmapDocumentFormat format)

Method Summary

Modifier and Type	Method and Description
void	close()
void	write(org.neo4j.kernel.api.labelscan.NodeLabelUpdate update)

Methods inherited from class java.lang.Object

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

Constructor Detail

PartitionedLuceneLabelScanWriter

public PartitionedLuceneLabelScanWriter(WritableDatabaseLabelScanIndex index,
                                        BitmapDocumentFormat format)

Method Detail

write

public void write(org.neo4j.kernel.api.labelscan.NodeLabelUpdate update)
           throws IOException

Specified by:

write in interface org.neo4j.kernel.api.labelscan.LabelScanWriter

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Specified by:

close in interface org.neo4j.kernel.api.labelscan.LabelScanWriter

Throws:

IOException