Package org.apache.lucene.facet.taxonomy

Class OrdinalsReader

java.lang.Object

org.apache.lucene.facet.taxonomy.OrdinalsReader

Direct Known Subclasses:

CachedOrdinalsReader, DocValuesOrdinalsReader

public abstract class OrdinalsReader
extends Object

Provides per-document ordinals.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	OrdinalsReader.OrdinalsSegmentReader	Returns ordinals for documents in one segment.

Constructor Summary

Constructors

Constructor	Description
OrdinalsReader()	Default constructor.

Method Summary

Modifier and Type	Method	Description
abstract String	getIndexFieldName()	Returns the indexed field name this OrdinalsReader is reading from.
abstract OrdinalsReader.OrdinalsSegmentReader	getReader(AtomicReaderContext context)	Set current atomic reader.

Methods inherited from class java.lang.Object

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

Constructor Details

OrdinalsReader

public OrdinalsReader()

Default constructor.

Method Details

getReader

public abstract OrdinalsReader.OrdinalsSegmentReader getReader(AtomicReaderContext context)
                                                        throws IOException

Set current atomic reader.

Throws:

IOException

getIndexFieldName

public abstract String getIndexFieldName()

Returns the indexed field name this OrdinalsReader is reading from.