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

static class

OrdinalsReader.OrdinalsSegmentReader Returns ordinals for documents in one segment.

Constructor Summary

OrdinalsReader()
Default constructor.

Method Summary

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

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

Constructor Detail

OrdinalsReader

public OrdinalsReader()

Default constructor.

Method Detail

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.