001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017
018package org.apache.commons.io.function;
019
020import java.io.IOException;
021import java.util.function.Supplier;
022
023/**
024 * Like {@link Supplier} but throws {@link IOException}.
025 *
026 * @param <T> the return type of the operations.
027 * @since 2.7
028 */
029@FunctionalInterface
030public interface IOSupplier<T> {
031
032    /**
033     * Gets a result.
034     *
035     * @return a result
036     *
037     * @throws IOException if an IO error occurs whilst supplying the value.
038     */
039    T get() throws IOException;
040}