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

- Packages that use NumericDocValues
  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 NumericDocValues in org.apache.lucene.codecs

    Methods in org.apache.lucene.codecs that return NumericDocValues
    Modifier and Type | Method and Description
    --- | ---
    `abstract NumericDocValues` | DocValuesProducer.`getNumeric(FieldInfo field)` Returns `NumericDocValues` for this field.

    Method parameters in org.apache.lucene.codecs with type arguments of type NumericDocValues
    Modifier and Type | Method and Description
    --- | ---
    `void` | DocValuesConsumer.`mergeNumericField(FieldInfo fieldInfo, MergeState mergeState, List<NumericDocValues> toMerge)` Merges the numeric docvalues from `toMerge`.

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

    Fields in org.apache.lucene.index declared as NumericDocValues
    Modifier and Type | Field and Description
    --- | ---
    `static NumericDocValues` | NumericDocValues.`EMPTY` An empty NumericDocValues which returns zero for every document

    Methods in org.apache.lucene.index that return NumericDocValues
    Modifier and Type | Method and Description
    --- | ---
    `static NumericDocValues` | MultiDocValues.`getNormValues(IndexReader r, String field)` Returns a NumericDocValues for a reader's norms (potentially merging on-the-fly).
    `NumericDocValues` | SlowCompositeReaderWrapper.`getNormValues(String field)`
    `NumericDocValues` | SegmentReader.`getNormValues(String field)`
    `NumericDocValues` | ParallelAtomicReader.`getNormValues(String field)`
    `NumericDocValues` | FilterAtomicReader.`getNormValues(String field)`
    `abstract NumericDocValues` | AtomicReader.`getNormValues(String field)` Returns `NumericDocValues` representing norms for this field, or null if no `NumericDocValues` were indexed.
    `NumericDocValues` | SlowCompositeReaderWrapper.`getNumericDocValues(String field)`
    `NumericDocValues` | SegmentReader.`getNumericDocValues(String field)`
    `NumericDocValues` | ParallelAtomicReader.`getNumericDocValues(String field)`
    `NumericDocValues` | FilterAtomicReader.`getNumericDocValues(String field)`
    `abstract NumericDocValues` | AtomicReader.`getNumericDocValues(String field)` Returns `NumericDocValues` for this field, or null if no `NumericDocValues` were indexed for this field.
    `static NumericDocValues` | MultiDocValues.`getNumericValues(IndexReader r, String field)` Returns a NumericDocValues for a reader's docvalues (potentially merging on-the-fly)

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