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25 package java.util.function;
26 
27 /**
28  * Represents a function that accepts two arguments and produces an int-valued
29  * result.  This is the {@code int}-producing primitive specialization for
30  * {@link BiFunction}.
31  *
32  * <p>This is a <a href="package-summary.html">functional interface</a>
33  * whose functional method is {@link #applyAsInt(Object, Object)}.
34  *
35  * @param <T> the type of the first argument to the function
36  * @param <U> the type of the second argument to the function
37  *
38  * @see BiFunction
39  * @since 1.8
40  */
41 @FunctionalInterface
42 public interface ToIntBiFunction<T, U> {
43 
44     /**
45      * Applies this function to the given arguments.
46      *
47      * @param t the first function argument
48      * @param u the second function argument
49      * @return the function result
50      */
applyAsInt(T t, U u)51     int applyAsInt(T t, U u);
52 }
53