Package org.apache.lucene.util.automaton
Enum CompiledAutomaton.AUTOMATON_TYPE
java.lang.Object
java.lang.Enum<CompiledAutomaton.AUTOMATON_TYPE>
org.apache.lucene.util.automaton.CompiledAutomaton.AUTOMATON_TYPE
- All Implemented Interfaces:
Serializable
,Comparable<CompiledAutomaton.AUTOMATON_TYPE>
- Enclosing class:
- CompiledAutomaton
Automata are compiled into different internal forms for the most efficient execution depending
upon the language they accept.
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Enum Constant Summary
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Method Summary
Modifier and TypeMethodDescriptionReturns the enum constant of this type with the specified name.static CompiledAutomaton.AUTOMATON_TYPE[]
values()
Returns an array containing the constants of this enum type, in the order they are declared.
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Enum Constant Details
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NONE
Automaton that accepts no strings. -
ALL
Automaton that accepts all possible strings. -
SINGLE
Automaton that accepts only a single fixed string. -
NORMAL
Catch-all for any other automata.
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Method Details
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values
Returns an array containing the constants of this enum type, in the order they are declared.- Returns:
- an array containing the constants of this enum type, in the order they are declared
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valueOf
Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)- Parameters:
name
- the name of the enum constant to be returned.- Returns:
- the enum constant with the specified name
- Throws:
IllegalArgumentException
- if this enum type has no constant with the specified nameNullPointerException
- if the argument is null
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