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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.ui.contentapp;
35  
36  import info.magnolia.objectfactory.ComponentProvider;
37  import info.magnolia.ui.availability.AvailabilityChecker;
38  import info.magnolia.ui.contentapp.browser.ListPresenter;
39  import info.magnolia.ui.contentapp.configuration.GridViewDefinition;
40  import info.magnolia.ui.contentapp.observation.JcrDataSourceObservation;
41  import info.magnolia.ui.editor.JcrItemPropertySet;
42  import info.magnolia.ui.datasource.jcr.JcrDatasource;
43  
44  import javax.inject.Inject;
45  import javax.jcr.Node;
46  
47  import com.vaadin.data.PropertySet;
48  
49  /**
50   * JCR-specific implementation of {@link ListPresenter}.
51   */
52  public class JcrListPresenter extends ListPresenter<Node> {
53  
54      private final JcrItemInteractionAvailability interactionAvailability;
55  
56      @Inject
57      public JcrListPresenter(
58              GridViewDefinition<Node> definition,
59              ComponentProvider componentProvider,
60              AvailabilityChecker availabilityChecker,
61              JcrDatasource datasource,
62              JcrDataSourceObservation datasourceObservation) {
63          super(definition, componentProvider, availabilityChecker, (Datasource) datasource, datasourceObservation);
64          this.interactionAvailability  = new JcrItemInteractionAvailability(datasource);
65      }
66  
67      @Override
68      public FilterableListDataProvider<Node> createDataProvider() {
69          return FilterableListDataProvider.wrap(componentProvider.newInstance(JcrDataProvider.class));
70      }
71  
72      @Override
73      protected PropertySet<Node> createPropertySet() {
74          return (PropertySet) JcrItemPropertySet.fromColumns(definition.getColumns());
75      }
76  
77      @Override
78      public boolean isItemAvailable(Node item) {
79          return this.interactionAvailability.isItemAvailable(item);
80      }
81  }