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.ui.spi;
27
28 import javax.annotation.Nonnull;
29 import java.util.Collection;
30 import java.util.Collections;
31 import it.tidalwave.util.NotFoundException;
32 import it.tidalwave.role.ui.UserAction;
33 import it.tidalwave.role.ui.UserActionProvider;
34
35 /***************************************************************************************************************************************************************
36 *
37 * A default implementation of {@link UserActionProvider} which returns no actions.
38 *
39 * @stereotype role
40 *
41 * @author Fabrizio Giudici
42 *
43 **************************************************************************************************************************************************************/
44 public class DefaultUserActionProvider implements UserActionProvider
45 {
46 /***********************************************************************************************************************************************************
47 * {@inheritDoc}
48 **********************************************************************************************************************************************************/
49 @Override @Nonnull
50 public Collection<? extends UserAction> getActions()
51 {
52 return Collections.emptyList();
53 }
54
55 /***********************************************************************************************************************************************************
56 * {@inheritDoc}
57 **********************************************************************************************************************************************************/
58 @Override @Nonnull
59 public UserAction getDefaultAction()
60 throws NotFoundException
61 {
62 throw new NotFoundException("No default UserAction");
63 }
64 }