| Package | Description |
|---|---|
| org.apache.lucene.queries.function.valuesource |
A variety of functions to use with FunctionQuery.
|
| Class and Description |
|---|
| 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. |
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