# Package org.apache.lucene.search

Misc search implementations.

See: Description

- Class Summary
  Class | Description
  --- | ---
  BlockJoinComparatorSource | Helper class to sort readers that contain blocks of documents.
  DiversifiedTopDocsCollector | A `TopDocsCollector` that controls diversity in results by ensuring no more than maxHitsPerKey results from a common source are collected in the final results.
  DiversifiedTopDocsCollector.ScoreDocKey | An extension to ScoreDoc that includes a key used for grouping purposes
  EarlyTerminatingSortingCollector | A `Collector` that early terminates collection of documents on a per-segment basis, if the segment was sorted according to the given `Sort`.

## Package org.apache.lucene.search Description

Misc search implementations.

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