/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.tsfile.external.commons.io.function;

import java.io.IOException;
import java.util.function.Function;

/**
 * Represents a function that accepts four arguments and produces a result. This is the four-arity
 * specialization of {@link IOFunction}.
 *
 * <p>This is a <a href="package-summary.html">functional interface</a> whose functional method is
 * {@link #apply(Object, Object, Object, Object)}.
 *
 * @param <T> the type of the first argument to the function
 * @param <U> the type of the second argument to the function
 * @param <V> the type of the third argument to the function
 * @param <W> the type of the fourth argument to the function
 * @param <R> the type of the result of the function
 * @see Function
 * @since 2.12.0
 */
@FunctionalInterface
public interface IOQuadFunction<T, U, V, W, R> {

  /**
   * Applies this function to the given arguments.
   *
   * @param t the first function argument
   * @param u the second function argument
   * @param v the third function argument
   * @param w the fourth function argument
   * @return the function result
   * @throws IOException if an I/O error occurs.
   */
  R apply(T t, U u, V v, W w) throws IOException;
}
