## 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.codecs.lucene50 | Components from the Lucene 5.0 index format See `org.apache.lucene.codecs.lucene80` for an overview of the index format.
  org.apache.lucene.index | Code to maintain and access indices.
  org.apache.lucene.search | Code to search 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` | NormsProducer.`getNorms(FieldInfo field)` Returns `NumericDocValues` for this field.
    `abstract NumericDocValues` | DocValuesProducer.`getNumeric(FieldInfo field)` Returns `NumericDocValues` for this field.

    Methods in org.apache.lucene.codecs with parameters of type NumericDocValues
    Modifier and Type | Method and Description
    --- | ---
    `abstract void` | PushPostingsWriterBase.`startTerm(NumericDocValues norms)` Start a new term.

  - ### Uses of NumericDocValues in org.apache.lucene.codecs.lucene50

    Methods in org.apache.lucene.codecs.lucene50 with parameters of type NumericDocValues
    Modifier and Type | Method and Description
    --- | ---
    `void` | Lucene50PostingsWriter.`startTerm(NumericDocValues norms)`

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

    Subclasses of NumericDocValues in org.apache.lucene.index
    Modifier and Type | Class and Description
    --- | ---
    `class` | `FilterNumericDocValues` Delegates all methods to a wrapped `NumericDocValues`.

    Fields in org.apache.lucene.index declared as NumericDocValues
    Modifier and Type | Field and Description
    --- | ---
    `protected NumericDocValues` | FilterNumericDocValues.`in` Wrapped values

    Methods in org.apache.lucene.index that return NumericDocValues
    Modifier and Type | Method and Description
    --- | ---
    `static NumericDocValues` | DocValues.`emptyNumeric()` An empty NumericDocValues which returns no documents
    `static NumericDocValues` | MultiDocValues.`getNormValues(IndexReader r, String field)` Returns a NumericDocValues for a reader's norms (potentially merging on-the-fly).
    `NumericDocValues` | FilterLeafReader.`getNormValues(String field)`
    `NumericDocValues` | CodecReader.`getNormValues(String field)`
    `abstract NumericDocValues` | LeafReader.`getNormValues(String field)` Returns `NumericDocValues` representing norms for this field, or null if no `NumericDocValues` were indexed.
    `NumericDocValues` | ParallelLeafReader.`getNormValues(String field)`
    `NumericDocValues` | EmptyDocValuesProducer.`getNumeric(FieldInfo field)`
    `static NumericDocValues` | DocValues.`getNumeric(LeafReader reader, String field)` Returns NumericDocValues for the field, or `DocValues.emptyNumeric()` if it has none.
    `NumericDocValues` | FilterLeafReader.`getNumericDocValues(String field)`
    `NumericDocValues` | CodecReader.`getNumericDocValues(String field)`
    `abstract NumericDocValues` | LeafReader.`getNumericDocValues(String field)` Returns `NumericDocValues` for this field, or null if no numeric doc values were indexed for this field.
    `NumericDocValues` | ParallelLeafReader.`getNumericDocValues(String field)`
    `static NumericDocValues` | MultiDocValues.`getNumericValues(IndexReader r, String field)` Returns a NumericDocValues for a reader's docvalues (potentially merging on-the-fly)
    `static NumericDocValues` | DocValues.`unwrapSingleton(SortedNumericDocValues dv)` Returns a single-valued view of the SortedNumericDocValues, if it was previously wrapped with `DocValues.singleton(NumericDocValues)`, or null.

    Methods in org.apache.lucene.index with parameters of type NumericDocValues
    Modifier and Type | Method and Description
    --- | ---
    `static SortedNumericDocValues` | DocValues.`singleton(NumericDocValues dv)` Returns a multi-valued view over the provided NumericDocValues

    Constructors in org.apache.lucene.index with parameters of type NumericDocValues
    Constructor and Description
    `FilterNumericDocValues(NumericDocValues in)` Sole constructor

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

    Fields in org.apache.lucene.search declared as NumericDocValues
    Modifier and Type | Field and Description
    --- | ---
    `protected NumericDocValues` | FieldComparator.NumericComparator.`currentReaderValues`

    Methods in org.apache.lucene.search that return NumericDocValues
    Modifier and Type | Method and Description
    --- | ---
    `protected NumericDocValues` | FieldComparator.NumericComparator.`getNumericDocValues(LeafReaderContext context, String field)` Retrieves the NumericDocValues for the field in this segment
    `static NumericDocValues` | SortedNumericSelector.`wrap(SortedNumericDocValues sortedNumeric, SortedNumericSelector.Type selector, SortField.Type numericType)` Wraps a multi-valued SortedNumericDocValues as a single-valued view, using the specified selector and numericType.

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