# Package org.apache.lucene.queries.function.docvalues

package org.apache.lucene.queries.function.docvalues
FunctionValues for different data types.

Related Packages
Package
Description
org.apache.lucene.queries.function
Queries that compute score based upon a function.
org.apache.lucene.queries.function.valuesource
A variety of functions to use with FunctionQuery.
Class
Description
BoolDocValues
Abstract `FunctionValues` implementation which supports retrieving boolean values.
DocTermsIndexDocValues
Serves as base class for FunctionValues based on DocTermsIndex.
DocTermsIndexDocValues.DocTermsIndexException
Custom Exception to be thrown when the DocTermsIndex for a field cannot be generated
DoubleDocValues
Abstract `FunctionValues` implementation which supports retrieving double values.
FloatDocValues
Abstract `FunctionValues` implementation which supports retrieving float values.
IntDocValues
Abstract `FunctionValues` implementation which supports retrieving int values.
LongDocValues
Abstract `FunctionValues` implementation which supports retrieving long values.
StrDocValues
Abstract `FunctionValues` implementation which supports retrieving String values.