## Uses of Class
org.apache.lucene.index.Impact

- Packages that use Impact
  Package | Description
  --- | ---
  org.apache.lucene.codecs | Codecs API: API for customization of the encoding and structure of the index.
  org.apache.lucene.index | Code to maintain and access indices.

- - ### Uses of Impact in org.apache.lucene.codecs

    Methods in org.apache.lucene.codecs that return types with arguments of type Impact
    Modifier and Type | Method and Description
    --- | ---
    `Collection<Impact>` | CompetitiveImpactAccumulator.`getCompetitiveFreqNormPairs()` Get the set of competitive freq and norm pairs, ordered by increasing freq and norm.

  - ### Uses of Impact in org.apache.lucene.index

    Methods in org.apache.lucene.index that return types with arguments of type Impact
    Modifier and Type | Method and Description
    --- | ---
    `abstract List<Impact>` | Impacts.`getImpacts(int level)` Return impacts on the given level.

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