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    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  }