# Uses of Package
org.apache.lucene.codecs.blocktree

- Packages that use org.apache.lucene.codecs.blocktree
  Package | Description
  --- | ---
  org.apache.lucene.codecs.blocktree | BlockTree terms dictionary.
  org.apache.lucene.codecs.lucene50 | Components from the Lucene 5.0 index format See `org.apache.lucene.codecs.lucene80` for an overview of the index format.

- Classes in org.apache.lucene.codecs.blocktree used by org.apache.lucene.codecs.blocktree
  Class and Description
  BlockTreeTermsReader.FSTLoadMode An enum that allows to control if term index FSTs are loaded into memory or read off-heap
  Stats BlockTree statistics for a single field returned by `FieldReader.getStats()`.

- Classes in org.apache.lucene.codecs.blocktree used by org.apache.lucene.codecs.lucene50
  Class and Description
  BlockTreeTermsReader.FSTLoadMode An enum that allows to control if term index FSTs are loaded into memory or read off-heap

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