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1   /**
2    * This file Copyright (c) 2016 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.config.registry;
35  
36  import info.magnolia.config.registry.decoration.DefinitionDecorator;
37  
38  import java.util.List;
39  
40  /**
41   * Abstract implementation of {@link DefinitionProvider} wrappers. Allows for any implementation of
42   * delegation via abstract {@link AbstractDefinitionProviderWrapper#getDelegate()} method.
43   *
44   * @param <T> type of provided elements
45   */
46  public abstract class AbstractDefinitionProviderWrapper<T> implements DefinitionProvider<T> {
47  
48      @Override
49      public List<DefinitionDecorator<T>> getDecorators() {
50          return getDelegate().getDecorators();
51      }
52  
53      @Override
54      public DefinitionMetadata getMetadata() {
55          return getDelegate().getMetadata();
56      }
57  
58      @Override
59      public T get() throws Registry.InvalidDefinitionException {
60          return getDelegate().get();
61      }
62  
63      @Override
64      public DefinitionRawView getRaw() {
65          return getDelegate().getRaw();
66      }
67  
68      @Override
69      public boolean isValid() {
70          return getDelegate().isValid();
71      }
72  
73      @Override
74      public List<String> getErrorMessages() {
75          return getDelegate().getErrorMessages();
76      }
77  
78      @Override
79      public long getLastModified() {
80          return getDelegate().getLastModified();
81      }
82  
83      protected abstract DefinitionProvider<T> getDelegate();
84  }