001/*
002 * SPDX-License-Identifier: Apache-2.0
003 *
004 * Copyright 2025-2026 The Enola <https://enola.dev> Authors
005 *
006 * Licensed under the Apache License, Version 2.0 (the "License");
007 * you may not use this file except in compliance with the License.
008 * You may obtain a copy of the License at
009 *
010 *     https://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package dev.enola.common.name;
019
020import java.util.Optional;
021import java.util.Set;
022
023public interface NamedTypedObjectProvider<T> {
024
025    Set<String> names();
026
027    Optional<T> opt(String name);
028
029    default T get(String name, Object context) throws IllegalArgumentException {
030        return opt(name)
031                .orElseThrow(
032                        () ->
033                                new IllegalArgumentException(
034                                        name
035                                                + " is needed in "
036                                                + context
037                                                + ", but not available, only: "
038                                                + names()));
039    }
040}