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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

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 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * 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).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

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 *

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package java.util.function;

/**

 * Apply a function to the input arguments, yielding an appropriate result.

 * This is the {@code double}-bearing specialization for {@link BiFunction}.

 *

 * @param <T> the type of the first argument to the {@code applyAsDouble}

 * operation.

 * @param <U> the type of the second argument to the {@code applyAsDouble}

 * operation.

 *

 * @see BiFunction

 * @since 1.8

 */

@FunctionalInterface

public interface ToDoubleBiFunction<T, U> {

    /**

     * Compute the result of applying the function to the input arguments

     *

     * @param t an input object

     * @param u an input object

     * @return the function result value

     */

    public double applyAsDouble(T t, U u);

}