1 /*
2 * *************************************************************************************************************************************************************
3 *
4 * TheseFoolishThings: Miscellaneous utilities
5 * http://tidalwave.it/projects/thesefoolishthings
6 *
7 * Copyright (C) 2009 - 2024 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 javax.annotation.Nonnull;
29 import java.util.Collection;
30
31 /***************************************************************************************************************************************************************
32 *
33 * A provider of roles for a given owner.
34 *
35 * @author Fabrizio Giudici
36 *
37 **************************************************************************************************************************************************************/
38 @FunctionalInterface
39 public interface OwnerRoleFactory
40 {
41 /***********************************************************************************************************************************************************
42 * Returns all role instances of the given type.
43 *
44 * @param <T> the static type of the role
45 * @param roleType the dynamic type of the role
46 * @return a collection of roles
47 **********************************************************************************************************************************************************/
48 @Nonnull
49 public <T> Collection<T> findRoles (@Nonnull Class<? extends T> roleType);
50 }