Package org.apache.commons.collections4.functors

Class AndPredicate<T>

java.lang.Object

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

All Implemented Interfaces:

Serializable, Predicate<T>, PredicateDecorator<T>, Predicate<T>

public final class AndPredicate<T>
extends Object
implements PredicateDecorator<T>, Serializable

Predicate implementation that returns true if both the predicates return true.

Since:

3.0

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
AndPredicate(Predicate<? super T> predicate1, Predicate<? super T> predicate2)	Constructor that performs no validation.

Method Summary

Modifier and Type	Method	Description
static <T> Predicate<T>	andPredicate(Predicate<? super T> predicate1, Predicate<? super T> predicate2)	Factory to create the predicate.
boolean	evaluate(T object)	Evaluates the predicate returning true if both predicates return true.
Predicate<? super T>[]	getPredicates()	Gets the two predicates being decorated as an array.

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

AndPredicate

public AndPredicate(Predicate<? super T> predicate1,
 Predicate<? super T> predicate2)

Constructor that performs no validation. Use andPredicate if you want that.

Parameters:

predicate1 - the first predicate to check, not null

predicate2 - the second predicate to check, not null

Method Details

andPredicate

public static <T> Predicate<T> andPredicate(Predicate<? super T> predicate1,
 Predicate<? super T> predicate2)

Factory to create the predicate.

Type Parameters:

T - the type that the predicate queries

Parameters:

predicate1 - the first predicate to check, not null

predicate2 - the second predicate to check, not null

Returns:

the and predicate

Throws:

NullPointerException - if either predicate is null

evaluate

public boolean evaluate(T object)

Evaluates the predicate returning true if both predicates return true.

Specified by:

evaluate in interface Predicate<T>

Parameters:

object - the input object

Returns:

true if both decorated predicates return true

getPredicates

public Predicate<? super T>[] getPredicates()

Gets the two predicates being decorated as an array.

Specified by:

getPredicates in interface PredicateDecorator<T>

Returns:

the predicates

Since:

3.1