Enum Class TriStateBoolean
- All Implemented Interfaces:
Serializable
,Comparable<TriStateBoolean>
,Constable
This is
TriStateBoolean
.- Since:
- 6.2.0
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Nested Class Summary
Nested classes/interfaces inherited from class java.lang.Enum
Enum.EnumDesc<E extends Enum<E>>
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Enum Constant Summary
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Method Summary
Modifier and TypeMethodDescriptionstatic TriStateBoolean
fromBoolean
(boolean value) From boolean.boolean
isFalse()
Is false.boolean
isTrue()
Is true.boolean
Is undefined.To boolean.static TriStateBoolean
Returns the enum constant of this class with the specified name.static TriStateBoolean[]
values()
Returns an array containing the constants of this enum class, in the order they are declared.Methods inherited from class java.lang.Enum
compareTo, describeConstable, equals, getDeclaringClass, hashCode, name, ordinal, toString, valueOf
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Enum Constant Details
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TRUE
Constant to represent the true state. -
FALSE
Constant to represent the false state. -
UNDEFINED
Constant to represent the undefined state.
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Method Details
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values
Returns an array containing the constants of this enum class, in the order they are declared.- Returns:
- an array containing the constants of this enum class, in the order they are declared
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valueOf
Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (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 class has no constant with the specified nameNullPointerException
- if the argument is null
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fromBoolean
From boolean.- Parameters:
value
- the value- Returns:
- the tri state boolean
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isTrue
public boolean isTrue()Is true.- Returns:
- true/false
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isFalse
public boolean isFalse()Is false.- Returns:
- true/false
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isUndefined
public boolean isUndefined()Is undefined.- Returns:
- true/false
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toBoolean
To boolean.- Returns:
- true/false
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