# Hierarchy For All Packages

Package Hierarchies:

- org.apache.lucene.codecs,
- org.apache.lucene.codecs.lucene50,
- org.apache.lucene.codecs.lucene53,
- org.apache.lucene.codecs.lucene54,
- org.apache.lucene.codecs.lucene60

## Class Hierarchy

- java.lang.Object
  - org.apache.lucene.codecs.Codec (implements org.apache.lucene.util.NamedSPILoader.NamedSPI)
    - org.apache.lucene.codecs.lucene50.Lucene50Codec
    - org.apache.lucene.codecs.lucene53.Lucene53Codec
    - org.apache.lucene.codecs.lucene54.Lucene54Codec
    - org.apache.lucene.codecs.lucene60.Lucene60Codec
  - org.apache.lucene.codecs.DocValuesFormat (implements org.apache.lucene.util.NamedSPILoader.NamedSPI)
    - org.apache.lucene.codecs.lucene50.Lucene50DocValuesFormat
  - org.apache.lucene.codecs.Placeholder
  - org.apache.lucene.codecs.SegmentInfoFormat
    - org.apache.lucene.codecs.lucene50.Lucene50SegmentInfoFormat

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