# Package org.apache.lucene.backward_codecs.lucene50

Lucene 5.0 file format.

- Class Summary
  Class | Description
  --- | ---
  Lucene50CompoundFormat | Lucene 5.0 compound file format
  Lucene50LiveDocsFormat | Lucene 5.0 live docs format
  Lucene50PostingsFormat | Lucene 5.0 postings format, which encodes postings in packed integer blocks for fast decode.
  Lucene50PostingsFormat.IntBlockTermState | Holds all state required for `Lucene50PostingsReader` to produce a `PostingsEnum` without re-seeking the terms dict.
  Lucene50PostingsReader | Concrete class that reads docId(maybe frq,pos,offset,payloads) list with postings 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.