org.neo4j.kernel.api.impl.schema.reader

Class PartitionedIndexReader

java.lang.Object

org.neo4j.kernel.api.impl.schema.reader.PartitionedIndexReader

All Implemented Interfaces:

AutoCloseable, org.neo4j.graphdb.Resource, org.neo4j.storageengine.api.schema.IndexReader

public class PartitionedIndexReader
extends Object
implements org.neo4j.storageengine.api.schema.IndexReader

Index reader that is able to read/sample multiple partitions of a partitioned Lucene index. Internally uses multiple SimpleIndexReaders for individual partitions.

See Also:

SimpleIndexReader

Field Summary

Fields inherited from interface org.neo4j.storageengine.api.schema.IndexReader

EMPTY

Constructor Summary

Constructors

Constructor and Description
PartitionedIndexReader(List<PartitionSearcher> partitionSearchers, org.neo4j.kernel.api.index.IndexConfiguration indexConfiguration, org.neo4j.kernel.impl.api.index.sampling.IndexSamplingConfig samplingConfig, org.neo4j.helpers.TaskCoordinator taskCoordinator)

Method Summary

Modifier and Type	Method and Description
void	close()
org.neo4j.collection.primitive.PrimitiveLongIterator	containsString(String exactTerm)
long	countIndexedNodes(long nodeId, Object propertyValue)
org.neo4j.storageengine.api.schema.IndexSampler	createSampler()
org.neo4j.collection.primitive.PrimitiveLongIterator	endsWith(String suffix)
org.neo4j.collection.primitive.PrimitiveLongIterator	rangeSeekByNumberInclusive(Number lower, Number upper)
org.neo4j.collection.primitive.PrimitiveLongIterator	rangeSeekByPrefix(String prefix)
org.neo4j.collection.primitive.PrimitiveLongIterator	rangeSeekByString(String lower, boolean includeLower, String upper, boolean includeUpper)
org.neo4j.collection.primitive.PrimitiveLongIterator	scan()
org.neo4j.collection.primitive.PrimitiveLongIterator	seek(Object value)

Methods inherited from class java.lang.Object

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

Constructor Detail

PartitionedIndexReader

public PartitionedIndexReader(List<PartitionSearcher> partitionSearchers,
                              org.neo4j.kernel.api.index.IndexConfiguration indexConfiguration,
                              org.neo4j.kernel.impl.api.index.sampling.IndexSamplingConfig samplingConfig,
                              org.neo4j.helpers.TaskCoordinator taskCoordinator)

Method Detail

seek

public org.neo4j.collection.primitive.PrimitiveLongIterator seek(Object value)

Specified by:

seek in interface org.neo4j.storageengine.api.schema.IndexReader

rangeSeekByNumberInclusive

public org.neo4j.collection.primitive.PrimitiveLongIterator rangeSeekByNumberInclusive(Number lower,
                                                                                       Number upper)

Specified by:

rangeSeekByNumberInclusive in interface org.neo4j.storageengine.api.schema.IndexReader

rangeSeekByString

public org.neo4j.collection.primitive.PrimitiveLongIterator rangeSeekByString(String lower,
                                                                              boolean includeLower,
                                                                              String upper,
                                                                              boolean includeUpper)

Specified by:

rangeSeekByString in interface org.neo4j.storageengine.api.schema.IndexReader

rangeSeekByPrefix

public org.neo4j.collection.primitive.PrimitiveLongIterator rangeSeekByPrefix(String prefix)

Specified by:

rangeSeekByPrefix in interface org.neo4j.storageengine.api.schema.IndexReader

scan

public org.neo4j.collection.primitive.PrimitiveLongIterator scan()

Specified by:

scan in interface org.neo4j.storageengine.api.schema.IndexReader

containsString

public org.neo4j.collection.primitive.PrimitiveLongIterator containsString(String exactTerm)

Specified by:

containsString in interface org.neo4j.storageengine.api.schema.IndexReader

endsWith

public org.neo4j.collection.primitive.PrimitiveLongIterator endsWith(String suffix)

Specified by:

endsWith in interface org.neo4j.storageengine.api.schema.IndexReader

countIndexedNodes

public long countIndexedNodes(long nodeId,
                              Object propertyValue)

Specified by:

countIndexedNodes in interface org.neo4j.storageengine.api.schema.IndexReader

createSampler

public org.neo4j.storageengine.api.schema.IndexSampler createSampler()

Specified by:

createSampler in interface org.neo4j.storageengine.api.schema.IndexReader

close

public void close()

Specified by:

close in interface AutoCloseable

Specified by:

close in interface org.neo4j.graphdb.Resource