Package org.apache.lucene.codecs

Class Summary

Class	Description
BlockTermState	Holds all state required for PostingsReaderBase to produce a PostingsEnum without re-seeking the terms dict.
Codec	Encodes/decodes an inverted index segment.
CodecUtil	Utility class for reading and writing versioned headers.
CompetitiveImpactAccumulator	This class accumulates the (freq, norm) pairs that may produce competitive scores.
CompoundFormat	Encodes/decodes compound files
DocValuesConsumer	Abstract API that consumes numeric, binary and sorted docvalues.
DocValuesFormat	Encodes/decodes per-document values.
DocValuesProducer	Abstract API that produces numeric, binary, sorted, sortedset, and sortednumeric docvalues.
FieldInfosFormat	Encodes/decodes FieldInfos
FieldsConsumer	Abstract API that consumes terms, doc, freq, prox, offset and payloads postings.
FieldsProducer	Abstract API that produces terms, doc, freq, prox, offset and payloads postings.
FilterCodec	A codec that forwards all its method calls to another codec.
LiveDocsFormat	Format for live/deleted documents
MultiLevelSkipListReader	This abstract class reads skip lists with multiple levels.
MultiLevelSkipListWriter	This abstract class writes skip lists with multiple levels.
MutablePointValues	PointValues whose order of points can be changed.
NormsConsumer	Abstract API that consumes normalization values.
NormsFormat	Encodes/decodes per-document score normalization values.
NormsProducer	Abstract API that produces field normalization values
PointsFormat	Encodes/decodes indexed points.
PointsReader	Abstract API to visit point values.
PointsWriter	Abstract API to write points
PostingsFormat	Encodes/decodes terms, postings, and proximity data.
PostingsReaderBase	The core terms dictionaries (BlockTermsReader, BlockTreeTermsReader) interact with a single instance of this class to manage creation of PostingsEnum and PostingsEnum instances.
PostingsWriterBase	Class that plugs into term dictionaries, such as BlockTreeTermsWriter, and handles writing postings.
PushPostingsWriterBase	Extension of PostingsWriterBase, adding a push API for writing each element of the postings.
SegmentInfoFormat	Expert: Controls the format of the SegmentInfo (segment metadata file).
StoredFieldsFormat	Controls the format of stored fields
StoredFieldsReader	Codec API for reading stored fields.
StoredFieldsWriter	Codec API for writing stored fields: For every document, StoredFieldsWriter.startDocument() is called, informing the Codec that a new document has started.
TermStats	Holder for per-term statistics.
TermVectorsFormat	Controls the format of term vectors
TermVectorsReader	Codec API for reading term vectors:
TermVectorsWriter	Codec API for writing term vectors: For every document, TermVectorsWriter.startDocument(int) is called, informing the Codec how many fields will be written.