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1   /**
2    * This file Copyright (c) 2018 Magnolia International
3    * Ltd.  (http://www.magnolia-cms.com). All rights reserved.
4    *
5    *
6    * This file is dual-licensed under both the Magnolia
7    * Network Agreement and the GNU General Public License.
8    * You may elect to use one or the other of these licenses.
9    *
10   * This file is distributed in the hope that it will be
11   * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
12   * implied warranty of MERCHANTABILITY or FITNESS FOR A
13   * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
14   * Redistribution, except as permitted by whichever of the GPL
15   * or MNA you select, is prohibited.
16   *
17   * 1. For the GPL license (GPL), you can redistribute and/or
18   * modify this file under the terms of the GNU General
19   * Public License, Version 3, as published by the Free Software
20   * Foundation.  You should have received a copy of the GNU
21   * General Public License, Version 3 along with this program;
22   * if not, write to the Free Software Foundation, Inc., 51
23   * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
24   *
25   * 2. For the Magnolia Network Agreement (MNA), this file
26   * and the accompanying materials are made available under the
27   * terms of the MNA which accompanies this distribution, and
28   * is available at http://www.magnolia-cms.com/mna.html
29   *
30   * Any modifications to this file must keep this entire header
31   * intact.
32   *
33   */
34  package info.magnolia.task.app;
35  
36  import info.magnolia.context.Context;
37  import info.magnolia.task.TasksManager;
38  import info.magnolia.ui.contentapp.browser.preview.NoOpPreviewProvider;
39  import info.magnolia.ui.contentapp.browser.preview.PreviewProvider;
40  import info.magnolia.ui.framework.datasource.DatasourceBundle;
41  
42  import java.util.HashMap;
43  import java.util.Map;
44  import java.util.Optional;
45  
46  import javax.inject.Inject;
47  import javax.inject.Provider;
48  import javax.inject.Singleton;
49  
50  /**
51   * Data source bundle in flavor of new content ui framework.
52   */
53  @Singleton
54  public class TasksDataSourceBundle extends DatasourceBundle<TasksDataSourceDefinition> {
55  
56      private final Provider<Context> contextProvider;
57      private final Map<TasksDataSourceDefinition, TasksDataProvider> tasksDataProviders = new HashMap<>();
58  
59      @Inject
60      public TasksDataSourceBundle(TasksManager tasksManager, Provider<Context> contextProvider) {
61          super(TasksDataSourceDefinition.class);
62          this.contextProvider = contextProvider;
63  
64          register(TasksPropertySetFactory.class, def -> new TasksPropertySetFactory());
65          register(TasksDataProvider.class, def -> getTasksDataProvider(tasksManager, def));
66          register(TasksItemDescriber.class, def -> new TasksItemDescriber(getTasksDataProvider(tasksManager, def)));
67          register(TasksItemResolver.class, def -> new TasksItemResolver(getTasksDataProvider(tasksManager, def)));
68          register(PreviewProvider.class, def -> new NoOpPreviewProvider());
69      }
70  
71      private TasksDataProvider getTasksDataProvider(TasksManager tasksManager, TasksDataSourceDefinition definition) {
72          return Optional.ofNullable(tasksDataProviders.get(definition)).orElseGet(() -> {
73              final TasksDataProvider tasksDataProvider = new TasksDataProvider(tasksManager, contextProvider, definition.getCategory());
74              tasksDataProviders.put(definition, tasksDataProvider);
75              return tasksDataProvider;
76          });
77      }
78  }