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/*
 * Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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package java.util.function;

/**
 * Represents a function that accepts two arguments and produces a long-valued
 * result.  This is the {@code long}-producing primitive specialization for
 * {@link BiFunction}.
 *
 * This is a functional interface
 * whose functional method is {@link #applyAsLong(Object, Object)}.
 *
 * @param  the type of the first argument to the function
 * @param  the type of the second argument to the function
 *
 * @see BiFunction
 * @since 1.8
 */
@FunctionalInterface
public interface ToLongBiFunction {

    /**
     * Applies this function to the given arguments.
     *
     * @param t the first function argument
     * @param u the second function argument
     * @return the function result
     */
    long applyAsLong(T t, U u);
}