1 /*
2 * *************************************************************************************************************************************************************
3 *
4 * TheseFoolishThings: Miscellaneous utilities
5 * http://tidalwave.it/projects/thesefoolishthings
6 *
7 * Copyright (C) 2009 - 2026 by Tidalwave s.a.s. (http://tidalwave.it)
8 *
9 * *************************************************************************************************************************************************************
10 *
11 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License.
12 * You may obtain a copy of the License at
13 *
14 * http://www.apache.org/licenses/LICENSE-2.0
15 *
16 * 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
17 * CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.
18 *
19 * *************************************************************************************************************************************************************
20 *
21 * git clone https://bitbucket.org/tidalwave/thesefoolishthings-src
22 * git clone https://github.com/tidalwave-it/thesefoolishthings-src
23 *
24 * *************************************************************************************************************************************************************
25 */
26 package it.tidalwave.role.spi;
27
28 import jakarta.annotation.Nonnull;
29 import it.tidalwave.util.ContextManager;
30
31 /***************************************************************************************************************************************************************
32 * A provider of the {@link ContextManager} singleton, retrieved by means of {@link java.util.ServiceLoader}: implementations must be registered in the file
33 * {@code META-INF/services/it.tidalwave.role.spi.ContextManagerProvider}. A default implementation is provided; if another implementation is registered, it
34 * takes precedence over the default one.
35 * @see ContextManager#getInstance()
36 * @author Fabrizio Giudici
37 *
38 **************************************************************************************************************************************************************/
39 public interface ContextManagerProvider
40 {
41 /***********************************************************************************************************************************************************
42 * {@return the {@link ContextManager}}.
43 **********************************************************************************************************************************************************/
44 @Nonnull @SuppressWarnings("UnusedReturnValue")
45 public ContextManager getContextManager();
46 }