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

- Packages that use OrdinalMap
  Package | Description
  --- | ---
  org.apache.lucene.index | Code to maintain and access indices.

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

    Fields in org.apache.lucene.index declared as OrdinalMap
    Modifier and Type | Field and Description
    --- | ---
    `OrdinalMap` | MultiDocValues.MultiSortedDocValues.`mapping` ordinal map mapping ords from `values` to global ord space
    `OrdinalMap` | MultiDocValues.MultiSortedSetDocValues.`mapping` ordinal map mapping ords from `values` to global ord space

    Methods in org.apache.lucene.index that return OrdinalMap
    Modifier and Type | Method and Description
    --- | ---
    `static OrdinalMap` | OrdinalMap.`build(IndexReader.CacheKey owner, SortedDocValues[] values, float acceptableOverheadRatio)` Create an ordinal map that uses the number of unique values of each `SortedDocValues` instance as a weight.
    `static OrdinalMap` | OrdinalMap.`build(IndexReader.CacheKey owner, SortedSetDocValues[] values, float acceptableOverheadRatio)` Create an ordinal map that uses the number of unique values of each `SortedSetDocValues` instance as a weight.
    `static OrdinalMap` | OrdinalMap.`build(IndexReader.CacheKey owner, TermsEnum[] subs, long[] weights, float acceptableOverheadRatio)` Creates an ordinal map that allows mapping ords to/from a merged space from `subs`.

    Constructors in org.apache.lucene.index with parameters of type OrdinalMap
    Constructor and Description
    `MultiSortedDocValues(SortedDocValues[] values, int[] docStarts, OrdinalMap mapping, long totalCost)` Creates a new MultiSortedDocValues over `values`
    `MultiSortedSetDocValues(SortedSetDocValues[] values, int[] docStarts, OrdinalMap mapping, long totalCost)` Creates a new MultiSortedSetDocValues over `values`

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