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streamsupport is a backport of the Java 8 java.util.function (functional interfaces) and java.util.stream (streams) API for Java 6 / 7 and Android developers

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/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
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package java8.util.function;

import java8.util.function.Predicate;

/**
 * Represents a predicate (boolean-valued function) of two arguments.  This is
 * the two-arity specialization of {@link Predicate}.
 *
 * This is a functional interface
 * whose functional method is {@link #test(Object, Object)}.
 *
 * @param  the type of the first argument to the predicate
 * @param  the type of the second argument the predicate
 *
 * @see Predicate
 * @since 1.8
 */
public interface BiPredicate {

    /**
     * Evaluates this predicate on the given arguments.
     *
     * @param t the first input argument
     * @param u the second input argument
     * @return {@code true} if the input arguments match the predicate,
     * otherwise {@code false}
     */
    boolean test(T t, U u);
}