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.Objects; 022import java.util.function.BiConsumer; 023 024/** 025 * Like {@link BiConsumer} but throws {@link IOException}. 026 * 027 * @param <T> the type of the first argument to the operation 028 * @param <U> the type of the second argument to the operation 029 * @param <V> the type of the third argument to the operation 030 * 031 * @see BiConsumer 032 * @since 2.12.0 033 */ 034@FunctionalInterface 035public interface IOTriConsumer<T, U, V> { 036 037 /** 038 * Returns the no-op singleton. 039 * 040 * @param <T> the type of the first argument to the operation 041 * @param <U> the type of the second argument to the operation 042 * @param <V> the type of the third argument to the operation 043 * @return The no-op singleton. 044 */ 045 @SuppressWarnings("unchecked") 046 static <T, U, V> IOTriConsumer<T, U, V> noop() { 047 return Constants.IO_TRI_CONSUMER; 048 } 049 050 /** 051 * Performs this operation on the given arguments. 052 * 053 * @param t the first input argument 054 * @param u the second input argument 055 * @param v the second third argument 056 * @throws IOException if an I/O error occurs. 057 */ 058 void accept(T t, U u, V v) throws IOException; 059 060 /** 061 * Creates a composed {@link IOTriConsumer} that performs, in sequence, this operation followed by the {@code after} 062 * operation. If performing either operation throws an exception, it is relayed to the caller of the composed operation. 063 * If performing this operation throws an exception, the {@code after} operation will not be performed. 064 * 065 * @param after the operation to perform after this operation 066 * @return a composed {@link IOTriConsumer} that performs in sequence this operation followed by the {@code after} 067 * operation 068 * @throws NullPointerException if {@code after} is null 069 */ 070 default IOTriConsumer<T, U, V> andThen(final IOTriConsumer<? super T, ? super U, ? super V> after) { 071 Objects.requireNonNull(after); 072 return (t, u, v) -> { 073 accept(t, u, v); 074 after.accept(t, u, v); 075 }; 076 } 077}