org.apache.commons.collections.functors

Class AndPredicate

Implemented Interfaces:
Predicate, PredicateDecorator, Serializable

public final class AndPredicate
extends java.lang.Object
implements Predicate, PredicateDecorator, Serializable

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

Version:
$Revision: 1.6 $ $Date: 2004/05/31 16:43:17 $

Author:
Stephen Colebourne

Since:
Commons Collections 3.0

Constructor Summary

AndPredicate(Predicate predicate1, Predicate predicate2)
Constructor that performs no validation.

Method Summary

boolean
evaluate(Object object)
Evaluates the predicate returning true if both predicates return true.
static Predicate
getInstance(Predicate predicate1, Predicate predicate2)
Factory to create the predicate.
Predicate[]
getPredicates()
Gets the two predicates being decorated as an array.

Constructor Details

AndPredicate

public AndPredicate(Predicate predicate1,
                    Predicate predicate2)
Constructor that performs no validation. Use getInstance if you want that.

Parameters:
predicate1 - the first predicate to check, not null
predicate2 - the second predicate to check, not null

Method Details

evaluate

public boolean evaluate(Object object)
Evaluates the predicate returning true if both predicates return true.
Specified by:
evaluate in interface Predicate

Parameters:
object - the input object

Returns:
true if both decorated predicates return true


getInstance

public static Predicate getInstance(Predicate predicate1,
                                    Predicate predicate2)
Factory to create the predicate.

Parameters:
predicate1 - the first predicate to check, not null
predicate2 - the second predicate to check, not null

Returns:
the and predicate


getPredicates

public Predicate[] getPredicates()
Gets the two predicates being decorated as an array.
Specified by:
getPredicates in interface PredicateDecorator

Returns:
the predicates

Since:
Commons Collections 3.1


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