Package org.apache.commons.collections4.functors

Class AbstractPredicate<T>

java.lang.Object

org.apache.commons.collections4.functors.AbstractPredicate<T>

Type Parameters:

T - the type of the input to the predicate.

All Implemented Interfaces:

Predicate<T>, Predicate<T>

Direct Known Subclasses:

AbstractQuantifierPredicate, AndPredicate, ComparatorPredicate, EqualPredicate, ExceptionPredicate, FalsePredicate, IdentityPredicate, InstanceofPredicate, NotNullPredicate, NotPredicate, NullIsExceptionPredicate, NullIsFalsePredicate, NullIsTruePredicate, NullPredicate, OrPredicate, TransformedPredicate, TransformerPredicate, TruePredicate, UniquePredicate

public abstract class AbstractPredicate<T>
extends Object
implements Predicate<T>

Abstract base class for predicates.

Since:

4.5.0-M3

Constructor Summary

Constructors

Constructor	Description
AbstractPredicate()

Method Summary

Modifier and Type	Method	Description
boolean	evaluate(T object)	Use the specified parameter to perform a test that returns true or false.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.util.function.Predicate

and, negate, or

Methods inherited from interface org.apache.commons.collections4.Predicate

test

Constructor Details

AbstractPredicate

public AbstractPredicate()

Method Details

evaluate

public boolean evaluate(T object)

Description copied from interface: Predicate

Use the specified parameter to perform a test that returns true or false.

Specified by:

evaluate in interface Predicate<T>

Parameters:

object - the object to evaluate, should not be changed

Returns:

true or false