1 /*
2 * Copyright 2012-2025 CodeLibs Project and the Others.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
13 * either express or implied. See the License for the specific language
14 * governing permissions and limitations under the License.
15 */
16 package org.codelibs.fess.util;
17
18 import org.dbflute.optional.OptionalEntity;
19
20 /**
21 * Utility class for Optional operations.
22 */
23 public class OptionalUtil {
24
25 /**
26 * Default constructor.
27 */
28 private OptionalUtil() {
29 // Default constructor
30 }
31
32 /**
33 * Creates an OptionalEntity from a nullable entity.
34 *
35 * @param <T> the type of the entity
36 * @param entity the entity (can be null)
37 * @return the OptionalEntity
38 */
39 public static <T> OptionalEntity<T> ofNullable(final T entity) {
40 return OptionalEntity.ofNullable(entity, () -> {});
41 }
42
43 }