Class NotPredicate<T>
java.lang.Object
org.apache.commons.collections4.functors.NotPredicate<T>
- All Implemented Interfaces:
Serializable
,Predicate<T>
,PredicateDecorator<T>
,Predicate<T>
Predicate implementation that returns the opposite of the decorated predicate.
- Since:
- 3.0
- See Also:
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Constructor Summary
ConstructorDescriptionNotPredicate
(Predicate<? super T> predicate) Constructor that performs no validation. -
Method Summary
Modifier and TypeMethodDescriptionboolean
Evaluates the predicate returning the opposite to the stored predicate.Gets the predicate being decorated.static <T> Predicate<T>
notPredicate
(Predicate<? super T> predicate) Factory to create the not predicate.
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Constructor Details
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NotPredicate
Constructor that performs no validation. UsenotPredicate
if you want that.- Parameters:
predicate
- the predicate to call after the null check
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Method Details
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notPredicate
Factory to create the not predicate.- Type Parameters:
T
- the type that the predicate queries- Parameters:
predicate
- the predicate to decorate, not null- Returns:
- the predicate
- Throws:
NullPointerException
- if the predicate is null
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evaluate
Evaluates the predicate returning the opposite to the stored predicate. -
getPredicates
Gets the predicate being decorated.- Specified by:
getPredicates
in interfacePredicateDecorator<T>
- Returns:
- the predicate as the only element in an array
- Since:
- 3.1
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