001/* -*- mode: Java; c-basic-offset: 2; indent-tabs-mode: nil; coding: utf-8-unix -*-
002 *
003 * Copyright © 2024–2025 microBean™.
004 *
005 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
006 * the License. You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
011 * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
012 * specific language governing permissions and limitations under the License.
013 */
014package org.microbean.bean;
015
016import java.util.Objects;
017
018/**
019 * A pairing of an {@link AttributedType} and a {@link Bean} resulting from a reduction.
020 *
021 * @param <I> the type of contextual instances the supplied {@link Bean} is capable of creating
022 *
023 * @param attributedType an {@link AttributedType}
024 *
025 * @param bean a {@link Bean} deemed suitable for the {@code attributedType}
026 *
027 * @author <a href="https://about.me/lairdnelson" target="_top">Laird Nelson</a>
028 */
029public final record BeanReduction<I>(AttributedType attributedType, Bean<I> bean) {
030
031  /**
032   * Creates a new {@link BeanReduction}.
033   *
034   * @param attributedType an {@link AttributedType}; must not be {@code null}
035   *
036   * @param bean a {@link Bean} deemed suitable for the {@code attributedType}; must not be {@code null}
037   */
038  public BeanReduction {
039    Objects.requireNonNull(attributedType, "attributedType");
040    Objects.requireNonNull(bean, "bean");
041  }
042
043}