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

FunctionValues for different data types.

See: Description

Class Summary
BoolDocValues: Abstract `FunctionValues` implementation which supports retrieving boolean values.
DocTermsIndexDocValues: Serves as base class for FunctionValues based on DocTermsIndex.
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.

Exception Summary
DocTermsIndexDocValues.DocTermsIndexException: Custom Exception to be thrown when the DocTermsIndex for a field cannot be generated

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

FunctionValues for different data types.