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

Packages that use org.apache.lucene.queries.function
org.apache.lucene.queries | Filters and Queries that add to core Lucene.
org.apache.lucene.queries.function | Queries that compute score based upon a function
org.apache.lucene.queries.function.docvalues | FunctionValues for different data types.
org.apache.lucene.queries.function.valuesource | A variety of functions to use with FunctionQuery.

Classes in org.apache.lucene.queries.function used by org.apache.lucene.queries
FunctionQuery Returns a score for each document based on a ValueSource, often some function of the value of a field.

Classes in org.apache.lucene.queries.function used by org.apache.lucene.queries.function
FunctionQuery.FunctionWeight
FunctionValues Represents field values as different types.
FunctionValues.ValueFiller Abstraction of the logic required to fill the value of a specified doc into a reusable `MutableValue`.
ValueSource Instantiates `FunctionValues` for a particular reader.
ValueSourceScorer `Scorer` which returns the result of `FunctionValues.floatVal(int)` as the score for a document.

Classes in org.apache.lucene.queries.function used by org.apache.lucene.queries.function.docvalues
FunctionValues Represents field values as different types.
FunctionValues.ValueFiller Abstraction of the logic required to fill the value of a specified doc into a reusable `MutableValue`.
ValueSource Instantiates `FunctionValues` for a particular reader.
ValueSourceScorer `Scorer` which returns the result of `FunctionValues.floatVal(int)` as the score for a document.

Classes in org.apache.lucene.queries.function used by org.apache.lucene.queries.function.valuesource
FunctionValues Represents field values as different types.
FunctionValues.ValueFiller Abstraction of the logic required to fill the value of a specified doc into a reusable `MutableValue`.
ValueSource Instantiates `FunctionValues` for a particular reader.

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