# Uses of Class
org.apache.lucene.util.automaton.TooComplexToDeterminizeException

Packages that use TooComplexToDeterminizeException
Package
Description
org.apache.lucene.util.automaton
Finite-state automaton for regular expressions.

## Uses of TooComplexToDeterminizeException in org.apache.lucene.util.automaton

Methods in org.apache.lucene.util.automaton that throw TooComplexToDeterminizeException
Modifier and Type
Method
Description
`Automaton`
RegExp.`toAutomaton(Map<String,Automaton> automata)`
Constructs new `Automaton` from this `RegExp`.
`Automaton`
RegExp.`toAutomaton(AutomatonProvider automaton_provider)`
Constructs new `Automaton` from this `RegExp`.
Constructors in org.apache.lucene.util.automaton with parameters of type TooComplexToDeterminizeException
Modifier
Constructor
Description
``
`TooComplexToDeterminizeException(RegExp regExp, TooComplexToDeterminizeException cause)`
Use this constructor when the RegExp failed to convert to an automaton.