1 /*-
2 * #%L
3 * io.earcam.unexceptional
4 * %%
5 * Copyright (C) 2016 - 2017 earcam
6 * %%
7 * SPDX-License-Identifier: (BSD-3-Clause OR EPL-1.0 OR Apache-2.0 OR MIT)
8 *
9 * You <b>must</b> choose to accept, in full - any individual or combination of
10 * the following licenses:
11 * <ul>
12 * <li><a href="https://opensource.org/licenses/BSD-3-Clause">BSD-3-Clause</a></li>
13 * <li><a href="https://www.eclipse.org/legal/epl-v10.html">EPL-1.0</a></li>
14 * <li><a href="https://www.apache.org/licenses/LICENSE-2.0">Apache-2.0</a></li>
15 * <li><a href="https://opensource.org/licenses/MIT">MIT</a></li>
16 * </ul>
17 * #L%
18 */
19 package io.earcam.unexceptional;
20
21 /**
22 * A checked parallel of {@link java.util.function.ToIntFunction}
23 *
24 * @param <T> the argument type
25 * @param <E> the type of Throwable declared
26 *
27 * @since 0.2.0
28 *
29 * @see java.util.function.ToIntFunction
30 */
31 @FunctionalInterface
32 public interface CheckedToIntFunction<T, E extends Throwable> {
33
34 /**
35 * See {@link java.util.function.ToIntFunction#applyAsInt(Object)}
36 *
37 * @param value argument
38 * @return int result of applying argument
39 * @throws Throwable any throwable
40 */
41 public abstract int applyAsInt(T value) throws E;
42 }