Uses of Package
org.apache.lucene.codecs

Packages that use org.apache.lucene.codecs

Package	Description
org.apache.lucene.codecs	Codecs for testing (simulate old disk formats, wacky theoretical use cases, etc)
org.apache.lucene.codecs.appending	Codec for on append-only outputs, such as plain output streams and append-only filesystems.
org.apache.lucene.codecs.asserting	Codec for testing that asserts various contracts of the codec apis.
org.apache.lucene.codecs.blockterms	Pluggable term index / block terms dictionary implementations.
org.apache.lucene.codecs.blocktree	BlockTree terms dictionary.
org.apache.lucene.codecs.blocktreeords	Same postings format as Lucene41, except the terms dictionary also supports ords, i.e.
org.apache.lucene.codecs.bloom	Support for generating test indexes using the BloomFilteringPostingsFormat
org.apache.lucene.codecs.cheapbastard	Codec that unreasonably tries to use as little RAM as possible.
org.apache.lucene.codecs.compressing	Support for testing CompressingStoredFieldsFormat.
org.apache.lucene.codecs.compressing.dummy	Dummy CompressingCodec implementation used for testing.
org.apache.lucene.codecs.cranky	Codec for testing that throws random IOExceptions
org.apache.lucene.codecs.idversion	A primary-key postings format that associates a version (long) with each term and can provide fail-fast lookups by ID and version.
org.apache.lucene.codecs.lucene3x	Support for generating test indexes in the Lucene 3.x index format.
org.apache.lucene.codecs.lucene40	Support for testing Lucene40PostingsFormat.
org.apache.lucene.codecs.lucene41	Support for testing Lucene41Codec.
org.apache.lucene.codecs.lucene410	Lucene 4.10 file format.
org.apache.lucene.codecs.lucene41ords	Codec for testing that supports TermsEnum.ord()
org.apache.lucene.codecs.lucene42	Support for testing Lucene42Codec.
org.apache.lucene.codecs.lucene45	Support for testing Lucene45Codec.
org.apache.lucene.codecs.lucene46	Support for testing Lucene46Codec.
org.apache.lucene.codecs.lucene49	Support for testing Lucene49Codec.
org.apache.lucene.codecs.memory	Term dictionary, DocValues or Postings formats that are read entirely into memory.
org.apache.lucene.codecs.mockintblock	Integer encoder implementations for testing.
org.apache.lucene.codecs.mockrandom	Frankenstein codec for testing that pieces together random components.
org.apache.lucene.codecs.mocksep	Very simple implementations of org.apache.lucene.codecs.sep for testing.
org.apache.lucene.codecs.nestedpulsing	Codec for testing that wraps PulsingPostingsFormat with itself.
org.apache.lucene.codecs.perfield	Postings format that can delegate to different formats per-field.
org.apache.lucene.codecs.pulsing	Pulsing Codec: inlines low frequency terms' postings into terms dictionary.
org.apache.lucene.codecs.ramonly	Codec for testing that never writes to disk.
org.apache.lucene.codecs.sep	Sep: base support for separate files (doc,frq,pos,skp,pyl)
org.apache.lucene.codecs.simpletext	Simpletext Codec: writes human readable postings.
org.apache.lucene.index	Misc index tools and index support.
org.apache.lucene.util	General test support.

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs

Class and Description
BlockTermState Holds all state required for PostingsReaderBase to produce a DocsEnum without re-seeking the terms dict.
Codec Encodes/decodes an inverted index segment.
DocValuesConsumer Abstract API that consumes numeric, binary and sorted docvalues.
DocValuesFormat Encodes/decodes per-document values.
DocValuesProducer Abstract API that produces numeric, binary and sorted docvalues.
FieldInfosFormat Encodes/decodes FieldInfos
FieldInfosReader Codec API for reading FieldInfos.
FieldInfosWriter Codec API for writing 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.
LiveDocsFormat Format for live/deleted documents
NormsFormat Encodes/decodes per-document score normalization values.
PostingsConsumer Abstract API that consumes postings for an individual term.
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 DocsEnum and DocsAndPositionsEnum instances.
PostingsWriterBase Extension of PostingsConsumer to support pluggable term dictionaries.
SegmentInfoFormat Expert: Controls the format of the SegmentInfo (segment metadata file).
SegmentInfoReader Specifies an API for classes that can read SegmentInfo information.
SegmentInfoWriter Specifies an API for classes that can write out SegmentInfo data.
StoredFieldsFormat Controls the format of stored fields
StoredFieldsReader Codec API for reading stored fields.
StoredFieldsWriter Codec API for writing stored fields:
TermsConsumer Abstract API that consumes terms for an individual field.
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:

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.appending

Class and Description
Codec Encodes/decodes an inverted index segment.
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.
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 DocsEnum and DocsAndPositionsEnum instances.

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.asserting

Class and Description
Codec Encodes/decodes an inverted index segment.
DocValuesConsumer Abstract API that consumes numeric, binary and sorted docvalues.
DocValuesFormat Encodes/decodes per-document values.
DocValuesProducer Abstract API that produces numeric, binary and sorted docvalues.
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.
NormsFormat Encodes/decodes per-document score normalization values.
PostingsFormat Encodes/decodes terms, postings, and proximity data.
StoredFieldsFormat Controls the format of stored fields
StoredFieldsReader Codec API for reading stored fields.
StoredFieldsWriter Codec API for writing stored fields:
TermVectorsFormat Controls the format of term vectors
TermVectorsReader Codec API for reading term vectors:
TermVectorsWriter Codec API for writing term vectors:

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.blockterms

Class and Description
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.
PostingsReaderBase The core terms dictionaries (BlockTermsReader, BlockTreeTermsReader) interact with a single instance of this class to manage creation of DocsEnum and DocsAndPositionsEnum instances.
PostingsWriterBase Extension of PostingsConsumer to support pluggable term dictionaries.
TermsConsumer Abstract API that consumes terms for an individual field.
TermStats Holder for per-term statistics.

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.blocktree

Class and Description
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.
PostingsReaderBase The core terms dictionaries (BlockTermsReader, BlockTreeTermsReader) interact with a single instance of this class to manage creation of DocsEnum and DocsAndPositionsEnum instances.
PostingsWriterBase Extension of PostingsConsumer to support pluggable term dictionaries.
TermsConsumer Abstract API that consumes terms for an individual field.

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.blocktreeords

Class and Description
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.
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 DocsEnum and DocsAndPositionsEnum instances.
PostingsWriterBase Extension of PostingsConsumer to support pluggable term dictionaries.
TermsConsumer Abstract API that consumes terms for an individual field.

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.bloom

Class and Description
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.
PostingsFormat Encodes/decodes terms, postings, and proximity data.

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.cheapbastard

Class and Description
Codec Encodes/decodes an inverted index segment.
DocValuesFormat Encodes/decodes per-document values.
FilterCodec A codec that forwards all its method calls to another codec.
NormsFormat Encodes/decodes per-document score normalization values.
PostingsFormat Encodes/decodes terms, postings, and proximity data.
StoredFieldsFormat Controls the format of stored fields
TermVectorsFormat Controls the format of term vectors

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.compressing

Class and Description
Codec Encodes/decodes an inverted index segment.
FilterCodec A codec that forwards all its method calls to another codec.
StoredFieldsFormat Controls the format of stored fields
StoredFieldsReader Codec API for reading stored fields.
StoredFieldsWriter Codec API for writing stored fields:
TermVectorsFormat Controls the format of term vectors
TermVectorsReader Codec API for reading term vectors:
TermVectorsWriter Codec API for writing term vectors:

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.compressing.dummy

Class and Description
Codec Encodes/decodes an inverted index segment.
FilterCodec A codec that forwards all its method calls to another codec.

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.cranky

Class and Description
Codec Encodes/decodes an inverted index segment.
DocValuesFormat Encodes/decodes per-document values.
FieldInfosFormat Encodes/decodes FieldInfos
FilterCodec A codec that forwards all its method calls to another codec.
LiveDocsFormat Format for live/deleted documents
NormsFormat Encodes/decodes per-document score normalization values.
PostingsFormat Encodes/decodes terms, postings, and proximity data.
SegmentInfoFormat Expert: Controls the format of the SegmentInfo (segment metadata file).
StoredFieldsFormat Controls the format of stored fields
TermVectorsFormat Controls the format of term vectors

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.idversion

Class and Description
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.
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 DocsEnum and DocsAndPositionsEnum instances.
PostingsWriterBase Extension of PostingsConsumer to support pluggable term dictionaries.
TermsConsumer Abstract API that consumes terms for an individual field.

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.lucene3x

Class and Description
Codec Encodes/decodes an inverted index segment.
DocValuesFormat Encodes/decodes per-document values.
FieldInfosFormat Encodes/decodes FieldInfos
LiveDocsFormat Format for live/deleted documents
MultiLevelSkipListWriter This abstract class writes skip lists with multiple levels.
NormsFormat Encodes/decodes per-document score normalization values.
PostingsFormat Encodes/decodes terms, postings, and proximity data.
SegmentInfoFormat Expert: Controls the format of the SegmentInfo (segment metadata file).
SegmentInfoReader Specifies an API for classes that can read SegmentInfo information.
SegmentInfoWriter Specifies an API for classes that can write out SegmentInfo data.
StoredFieldsFormat Controls the format of stored fields
TermVectorsFormat Controls the format of term vectors

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.lucene40

Class and Description
BlockTermState Holds all state required for PostingsReaderBase to produce a DocsEnum without re-seeking the terms dict.
Codec Encodes/decodes an inverted index segment.
DocValuesConsumer Abstract API that consumes numeric, binary and sorted docvalues.
DocValuesFormat Encodes/decodes per-document values.
DocValuesProducer Abstract API that produces numeric, binary and sorted docvalues.
FieldInfosFormat Encodes/decodes FieldInfos
FieldInfosReader Codec API for reading FieldInfos.
FieldInfosWriter Codec API for writing 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.
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.
NormsFormat Encodes/decodes per-document score normalization values.
PostingsBaseFormat Provides a PostingsReaderBase and PostingsWriterBase.
PostingsConsumer Abstract API that consumes postings for an individual term.
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 DocsEnum and DocsAndPositionsEnum instances.
PostingsWriterBase Extension of PostingsConsumer to support pluggable term dictionaries.
SegmentInfoFormat Expert: Controls the format of the SegmentInfo (segment metadata file).
SegmentInfoReader Specifies an API for classes that can read SegmentInfo information.
SegmentInfoWriter Specifies an API for classes that can write out SegmentInfo data.
StoredFieldsFormat Controls the format of stored fields
StoredFieldsReader Codec API for reading stored fields.
StoredFieldsWriter Codec API for writing stored fields:
TermVectorsFormat Controls the format of term vectors
TermVectorsReader Codec API for reading term vectors:
TermVectorsWriter Codec API for writing term vectors:

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.lucene41

Class and Description
BlockTermState Holds all state required for PostingsReaderBase to produce a DocsEnum without re-seeking the terms dict.
Codec Encodes/decodes an inverted index segment.
DocValuesFormat Encodes/decodes per-document values.
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.
LiveDocsFormat Format for live/deleted documents
NormsFormat Encodes/decodes per-document score normalization values.
PostingsBaseFormat Provides a PostingsReaderBase and PostingsWriterBase.
PostingsConsumer Abstract API that consumes postings for an individual term.
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 DocsEnum and DocsAndPositionsEnum instances.
PostingsWriterBase Extension of PostingsConsumer to support pluggable term dictionaries.
SegmentInfoFormat Expert: Controls the format of the SegmentInfo (segment metadata file).
StoredFieldsFormat Controls the format of stored fields
TermVectorsFormat Controls the format of term vectors

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.lucene410

Class and Description
Codec Encodes/decodes an inverted index segment.
DocValuesConsumer Abstract API that consumes numeric, binary and sorted docvalues.
DocValuesFormat Encodes/decodes per-document values.
DocValuesProducer Abstract API that produces numeric, binary and sorted docvalues.
FieldInfosFormat Encodes/decodes FieldInfos
LiveDocsFormat Format for live/deleted documents
NormsFormat Encodes/decodes per-document score normalization values.
PostingsFormat Encodes/decodes terms, postings, and proximity data.
SegmentInfoFormat Expert: Controls the format of the SegmentInfo (segment metadata file).
StoredFieldsFormat Controls the format of stored fields
TermVectorsFormat Controls the format of term vectors

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.lucene41ords

Class and Description
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.
PostingsFormat Encodes/decodes terms, postings, and proximity data.

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.lucene42

Class and Description
Codec Encodes/decodes an inverted index segment.
DocValuesConsumer Abstract API that consumes numeric, binary and sorted docvalues.
DocValuesFormat Encodes/decodes per-document values.
DocValuesProducer Abstract API that produces numeric, binary and sorted docvalues.
FieldInfosFormat Encodes/decodes FieldInfos
FieldInfosReader Codec API for reading FieldInfos.
FieldInfosWriter Codec API for writing FieldInfos.
LiveDocsFormat Format for live/deleted documents
NormsFormat Encodes/decodes per-document score normalization values.
PostingsFormat Encodes/decodes terms, postings, and proximity data.
SegmentInfoFormat Expert: Controls the format of the SegmentInfo (segment metadata file).
StoredFieldsFormat Controls the format of stored fields
TermVectorsFormat Controls the format of term vectors

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.lucene45

Class and Description
Codec Encodes/decodes an inverted index segment.
DocValuesConsumer Abstract API that consumes numeric, binary and sorted docvalues.
DocValuesFormat Encodes/decodes per-document values.
DocValuesProducer Abstract API that produces numeric, binary and sorted docvalues.
FieldInfosFormat Encodes/decodes FieldInfos
LiveDocsFormat Format for live/deleted documents
NormsFormat Encodes/decodes per-document score normalization values.
PostingsFormat Encodes/decodes terms, postings, and proximity data.
SegmentInfoFormat Expert: Controls the format of the SegmentInfo (segment metadata file).
StoredFieldsFormat Controls the format of stored fields
TermVectorsFormat Controls the format of term vectors

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.lucene46

Class and Description
Codec Encodes/decodes an inverted index segment.
DocValuesFormat Encodes/decodes per-document values.
FieldInfosFormat Encodes/decodes FieldInfos
FieldInfosReader Codec API for reading FieldInfos.
FieldInfosWriter Codec API for writing FieldInfos.
LiveDocsFormat Format for live/deleted documents
NormsFormat Encodes/decodes per-document score normalization values.
PostingsFormat Encodes/decodes terms, postings, and proximity data.
SegmentInfoFormat Expert: Controls the format of the SegmentInfo (segment metadata file).
SegmentInfoReader Specifies an API for classes that can read SegmentInfo information.
SegmentInfoWriter Specifies an API for classes that can write out SegmentInfo data.
StoredFieldsFormat Controls the format of stored fields
TermVectorsFormat Controls the format of term vectors

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.lucene49

Class and Description
Codec Encodes/decodes an inverted index segment.
DocValuesConsumer Abstract API that consumes numeric, binary and sorted docvalues.
DocValuesFormat Encodes/decodes per-document values.
DocValuesProducer Abstract API that produces numeric, binary and sorted docvalues.
FieldInfosFormat Encodes/decodes FieldInfos
LiveDocsFormat Format for live/deleted documents
NormsFormat Encodes/decodes per-document score normalization values.
PostingsFormat Encodes/decodes terms, postings, and proximity data.
SegmentInfoFormat Expert: Controls the format of the SegmentInfo (segment metadata file).
StoredFieldsFormat Controls the format of stored fields
TermVectorsFormat Controls the format of term vectors

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.memory

Class and Description
DocValuesConsumer Abstract API that consumes numeric, binary and sorted docvalues.
DocValuesFormat Encodes/decodes per-document values.
DocValuesProducer Abstract API that produces numeric, binary and sorted docvalues.
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.
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 DocsEnum and DocsAndPositionsEnum instances.
PostingsWriterBase Extension of PostingsConsumer to support pluggable term dictionaries.
TermsConsumer Abstract API that consumes terms for an individual field.

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.mockintblock

Class and Description
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.
PostingsFormat Encodes/decodes terms, postings, and proximity data.

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.mockrandom

Class and Description
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.
PostingsFormat Encodes/decodes terms, postings, and proximity data.

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.mocksep

Class and Description
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.
PostingsFormat Encodes/decodes terms, postings, and proximity data.

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.nestedpulsing

Class and Description
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.
PostingsFormat Encodes/decodes terms, postings, and proximity data.

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.perfield

Class and Description
DocValuesConsumer Abstract API that consumes numeric, binary and sorted docvalues.
DocValuesFormat Encodes/decodes per-document values.
DocValuesProducer Abstract API that produces numeric, binary and sorted docvalues.
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.
PostingsFormat Encodes/decodes terms, postings, and proximity data.

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.pulsing

Class and Description
BlockTermState Holds all state required for PostingsReaderBase to produce a DocsEnum without re-seeking the terms dict.
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.
PostingsBaseFormat Provides a PostingsReaderBase and PostingsWriterBase.
PostingsConsumer Abstract API that consumes postings for an individual term.
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 DocsEnum and DocsAndPositionsEnum instances.
PostingsWriterBase Extension of PostingsConsumer to support pluggable term dictionaries.

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.ramonly

Class and Description
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.
PostingsFormat Encodes/decodes terms, postings, and proximity data.

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.sep

Class and Description
BlockTermState Holds all state required for PostingsReaderBase to produce a DocsEnum without re-seeking the terms dict.
PostingsConsumer Abstract API that consumes postings for an individual term.
PostingsReaderBase The core terms dictionaries (BlockTermsReader, BlockTreeTermsReader) interact with a single instance of this class to manage creation of DocsEnum and DocsAndPositionsEnum instances.
PostingsWriterBase Extension of PostingsConsumer to support pluggable term dictionaries.

Classes in org.apache.lucene.codecs used by org.apache.lucene.codecs.simpletext

Class and Description
Codec Encodes/decodes an inverted index segment.
DocValuesConsumer Abstract API that consumes numeric, binary and sorted docvalues.
DocValuesFormat Encodes/decodes per-document values.
DocValuesProducer Abstract API that produces numeric, binary and sorted docvalues.
FieldInfosFormat Encodes/decodes FieldInfos
FieldInfosReader Codec API for reading FieldInfos.
FieldInfosWriter Codec API for writing 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.
LiveDocsFormat Format for live/deleted documents
NormsFormat Encodes/decodes per-document score normalization values.
PostingsFormat Encodes/decodes terms, postings, and proximity data.
SegmentInfoFormat Expert: Controls the format of the SegmentInfo (segment metadata file).
SegmentInfoReader Specifies an API for classes that can read SegmentInfo information.
SegmentInfoWriter Specifies an API for classes that can write out SegmentInfo data.
StoredFieldsFormat Controls the format of stored fields
StoredFieldsReader Codec API for reading stored fields.
StoredFieldsWriter Codec API for writing stored fields:
TermVectorsFormat Controls the format of term vectors
TermVectorsReader Codec API for reading term vectors:
TermVectorsWriter Codec API for writing term vectors:

Classes in org.apache.lucene.codecs used by org.apache.lucene.index

Class and Description
Codec Encodes/decodes an inverted index segment.
DocValuesFormat Encodes/decodes per-document values.
PostingsFormat Encodes/decodes terms, postings, and proximity data.
StoredFieldsReader Codec API for reading stored fields.
TermVectorsReader Codec API for reading term vectors:

Classes in org.apache.lucene.codecs used by org.apache.lucene.util

Class and Description
Codec Encodes/decodes an inverted index segment.
DocValuesFormat Encodes/decodes per-document values.
PostingsFormat Encodes/decodes terms, postings, and proximity data.