# Package org.apache.lucene.codecs.lucene50

Components from the Lucene 5.0 index format See `org.apache.lucene.codecs.lucene53` for an overview of the index format.

See: Description

- Class Summary
  Class | Description
  --- | ---
  Lucene50CompoundFormat | Lucene 5.0 compound file format
  Lucene50FieldInfosFormat | Lucene 5.0 Field Infos format.
  Lucene50LiveDocsFormat | Lucene 5.0 live docs format
  Lucene50PostingsFormat | Lucene 5.0 postings format, which encodes postings in packed integer blocks for fast decode.
  Lucene50PostingsReader | Concrete class that reads docId(maybe frq,pos,offset,payloads) list with postings format.
  Lucene50PostingsWriter | Concrete class that writes docId(maybe frq,pos,offset,payloads) list with postings format.
  Lucene50SegmentInfoFormat | Lucene 5.0 Segment info format.
  Lucene50StoredFieldsFormat | Lucene 5.0 stored fields format.
  Lucene50TermVectorsFormat | Lucene 5.0 `term vectors format`.

- Enum Summary
  Enum | Description
  --- | ---
  Lucene50StoredFieldsFormat.Mode | Configuration option for stored fields.

## Package org.apache.lucene.codecs.lucene50 Description

Components from the Lucene 5.0 index format See `org.apache.lucene.codecs.lucene53` for an overview of the index format.

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