## Uses of Class
org.apache.lucene.queries.function.valuesource.BoolFunction

Packages that use BoolFunction
org.apache.lucene.queries.function.valuesource: A variety of functions to use with FunctionQuery.

### Uses of BoolFunction in org.apache.lucene.queries.function.valuesource

Subclasses of BoolFunction in org.apache.lucene.queries.function.valuesource
`class` `ComparisonBoolFunction` Base class for comparison operators useful within an "if"/conditional.
`class` `IfFunction` Depending on the boolean value of the `ifSource` function, returns the value of the `trueSource` or `falseSource` function.
`class` `MultiBoolFunction` Abstract `ValueSource` implementation which wraps multiple ValueSources and applies an extendible boolean function to their values.
`class` `SimpleBoolFunction` `BoolFunction` implementation which applies an extendible boolean function to the values of a single wrapped `ValueSource`.