Uses of Package
org.apache.lucene.queries.function.valuesource

Packages that use org.apache.lucene.queries.function.valuesource

org.apache.lucene.queries.function.valuesource

A variety of functions to use with FunctionQuery.

Classes in org.apache.lucene.queries.function.valuesource used by org.apache.lucene.queries.function.valuesource

BoolFunction
Abstract parent class for those ValueSource implementations which apply boolean logic to their values

ConstNumberSource
ConstNumberSource is the base class for all constant numbers

DocFreqValueSource
DocFreqValueSource returns the number of documents containing the term.

DualFloatFunction
Abstract ValueSource implementation which wraps two ValueSources and applies an extendible float function to their values.

FieldCacheSource
A base class for ValueSource implementations that retrieve values for a single field from the FieldCache.

MultiFloatFunction
Abstract ValueSource implementation which wraps multiple ValueSources and applies an extendible float function to their values.

MultiFunction
Abstract parent class for ValueSource implementations that wrap multiple ValueSources and apply their own logic.

MultiValueSource
A ValueSource that abstractly represents ValueSources for poly fields, and other things.

SingleFunction
A function with a single argument

TermFreqValueSource
Function that returns DocsEnum.freq() for the supplied term in every document.