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1   /**
2    * This file Copyright (c) 2019 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.form.field.definition.migration;
35  
36  import info.magnolia.ui.field.AbstractOptionGroupFieldDefinition;
37  import info.magnolia.ui.field.CheckBoxGroupFieldDefinition;
38  import info.magnolia.ui.field.Layout;
39  import info.magnolia.ui.field.RadioButtonGroupFieldDefinition;
40  import info.magnolia.ui.form.field.definition.OptionGroupFieldDefinition;
41  import info.magnolia.ui.form.field.transformer.basic.ListToSetTransformer;
42  
43  /**
44   * Converter from old {@link OptionGroupFieldDefinition} to new {@link AbstractOptionGroupFieldDefinition}.
45   */
46  public class OptionGroupFieldDefinitionConverter extends AbstractSelectFieldDefinitionConverter<Object, AbstractOptionGroupFieldDefinition<Object>, OptionGroupFieldDefinition> {
47  
48      @Override
49      public AbstractOptionGroupFieldDefinition<Object> convert(info.magnolia.ui.form.field.definition.OptionGroupFieldDefinition oldDefinition) {
50          AbstractOptionGroupFieldDefinition<Object> newDefinition = super.convert(oldDefinition);
51          newDefinition.setLayout(convertLayout(oldDefinition.getLayout()));
52          return newDefinition;
53      }
54  
55      @Override
56      AbstractOptionGroupFieldDefinition<Object> createNewDefinition(OptionGroupFieldDefinition oldDefinition) {
57          return oldDefinition.isMultiselect() ? new CheckBoxGroupFieldDefinition() : new RadioButtonGroupFieldDefinition();
58      }
59  
60      @Override
61      Object convertDefaultValue(OptionGroupFieldDefinition oldDefinition, AbstractOptionGroupFieldDefinition<Object> newDefinition) {
62          return newDefinition instanceof CheckBoxGroupFieldDefinition ? resolveDefaultValues(oldDefinition) : resolveDefaultValue(oldDefinition);
63      }
64  
65      private Layout convertLayout(info.magnolia.ui.form.field.definition.Layout oldLayout) {
66          return (oldLayout == info.magnolia.ui.form.field.definition.Layout.vertical) ? Layout.vertical : Layout.horizontal;
67      }
68  
69      @Override
70      protected boolean supportsTransformerClass(Class transformerClass) {
71          return transformerClass.equals(ListToSetTransformer.class);
72      }
73  }