1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17 package org.apache.commons.geometry.io.core.internal;
18
19 import java.io.IOException;
20
21 /** Functional interface similar to {@link java.util.function.Function} but allowing an
22 * {@code IOException} to be thrown.
23 * @param <T> Type accepted by the function
24 * @param <R> Type returned by the function
25 */
26 @FunctionalInterface
27 public interface IOFunction<T, R> {
28
29 /** Apply the function and get a result.
30 * @param t function argument
31 * @return function result
32 * @throws IOException if an I/O error occurs
33 */
34 R apply(T t) throws IOException;
35 }