## Uses of Class
org.apache.lucene.search.grouping.TopGroups

- - ### Uses of TopGroups in org.apache.lucene.search.grouping

    Methods in org.apache.lucene.search.grouping that return TopGroups
    Modifier and Type | Method and Description
    --- | ---
    `TopGroups<T>` | TopGroupsCollector.`getTopGroups(int withinGroupOffset)` Get the TopGroups recorded by this collector
    `TopGroups<?>` | BlockGroupingCollector.`getTopGroups(Sort withinGroupSort, int groupOffset, int withinGroupOffset, int maxDocsPerGroup, boolean fillSortFields)` Returns the grouped results.
    `protected TopGroups<?>` | GroupingSearch.`groupByDocBlock(IndexSearcher searcher, Query query, int groupOffset, int groupLimit)`
    `protected TopGroups` | GroupingSearch.`groupByFieldOrFunction(IndexSearcher searcher, Query query, int groupOffset, int groupLimit)`
    `static <T> TopGroups<T>` | TopGroups.`merge(TopGroups<T>[] shardGroups, Sort groupSort, Sort docSort, int docOffset, int docTopN, TopGroups.ScoreMergeMode scoreMergeMode)` Merges an array of TopGroups, for example obtained from the second-pass collector across multiple shards.
    `<T> TopGroups<T>` | GroupingSearch.`search(IndexSearcher searcher, Query query, int groupOffset, int groupLimit)` Executes a grouped search.

    Methods in org.apache.lucene.search.grouping with parameters of type TopGroups
    Modifier and Type | Method and Description
    --- | ---
    `static <T> TopGroups<T>` | TopGroups.`merge(TopGroups<T>[] shardGroups, Sort groupSort, Sort docSort, int docOffset, int docTopN, TopGroups.ScoreMergeMode scoreMergeMode)` Merges an array of TopGroups, for example obtained from the second-pass collector across multiple shards.

    Constructors in org.apache.lucene.search.grouping with parameters of type TopGroups
    Constructor and Description
    `TopGroups(TopGroups<T> oldTopGroups, Integer totalGroupCount)`

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