Class InstanceofPredicate
- java.lang.Object
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- org.apache.commons.collections4.functors.InstanceofPredicate
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- All Implemented Interfaces:
java.io.Serializable,Predicate<java.lang.Object>
public final class InstanceofPredicate extends java.lang.Object implements Predicate<java.lang.Object>, java.io.Serializable
Predicate implementation that returns true if the input is an instanceof the type stored in this predicate.- Since:
- 3.0
- See Also:
- Serialized Form
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Field Summary
Fields Modifier and Type Field Description private java.lang.Class<?>iTypeThe type to compare toprivate static longserialVersionUIDSerial version UID
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Constructor Summary
Constructors Constructor Description InstanceofPredicate(java.lang.Class<?> type)Constructor that performs no validation.
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description booleanevaluate(java.lang.Object object)Evaluates the predicate returning true if the input object is of the correct type.java.lang.Class<?>getType()Gets the type to compare to.static Predicate<java.lang.Object>instanceOfPredicate(java.lang.Class<?> type)Factory to create the identity predicate.
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Field Detail
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serialVersionUID
private static final long serialVersionUID
Serial version UID- See Also:
- Constant Field Values
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iType
private final java.lang.Class<?> iType
The type to compare to
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Method Detail
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instanceOfPredicate
public static Predicate<java.lang.Object> instanceOfPredicate(java.lang.Class<?> type)
Factory to create the identity predicate.- Parameters:
type- the type to check for, may not be null- Returns:
- the predicate
- Throws:
java.lang.NullPointerException- if the class is null
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evaluate
public boolean evaluate(java.lang.Object object)
Evaluates the predicate returning true if the input object is of the correct type.
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getType
public java.lang.Class<?> getType()
Gets the type to compare to.- Returns:
- the type
- Since:
- 3.1
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