## Uses of Class
org.apache.lucene.search.LongValuesSource

- Packages that use LongValuesSource
  Package | Description
  --- | ---
  org.apache.lucene.search | Code to search indices.

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

    Subclasses of LongValuesSource in org.apache.lucene.search
    Modifier and Type | Class | Description
    --- | --- | ---
    `static class` | `LongValuesSource.ConstantLongValuesSource` | A ConstantLongValuesSource that always returns a constant value

    Methods in org.apache.lucene.search that return LongValuesSource
    Modifier and Type | Method | Description
    --- | --- | ---
    `static LongValuesSource` | LongValuesSource.`constant​(long value)` | Creates a LongValuesSource that always returns a constant value
    `static LongValuesSource` | LongValuesSource.`fromIntField​(String field)` | Creates a LongValuesSource that wraps an int-valued field
    `static LongValuesSource` | LongValuesSource.`fromLongField​(String field)` | Creates a LongValuesSource that wraps a long-valued field
    `LongValuesSource` | LongValuesSource.ConstantLongValuesSource.`rewrite​(IndexSearcher searcher)` |
    `abstract LongValuesSource` | LongValuesSource.`rewrite​(IndexSearcher searcher)` | Return a LongValuesSource specialised for the given IndexSearcher
    `LongValuesSource` | DoubleValuesSource.`toLongValuesSource()` | Convert to a LongValuesSource by casting the double values to longs