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1   /*
2    * Copyright 2012-2013 smartics, Kronseder & Reiner GmbH
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *     http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  package de.smartics.properties.impl.config.cache;
17  
18  import de.smartics.properties.api.config.domain.ConfigurationPropertiesManagement;
19  import de.smartics.properties.api.config.domain.SerializableConfigurationPropertiesManagement;
20  import de.smartics.properties.spi.config.support.ConfigurationPropertiesManagementSpi;
21  import de.smartics.properties.spi.config.support.SerializableConfigurationPropertiesManagementSpi;
22  import de.smartics.util.lang.Arguments;
23  
24  /**
25   * A delegate that provides a cache.
26   */
27  public final class CacheConfigurationPropertiesManagement extends
28      AbstractCacheConfigurationPropertiesManagement implements
29      ConfigurationPropertiesManagement
30  {
31    // ********************************* Fields *********************************
32  
33    // --- constants ------------------------------------------------------------
34  
35    // --- members --------------------------------------------------------------
36  
37    /**
38     * The class version identifier.
39     */
40    private static final long serialVersionUID = 1L;
41  
42    /**
43     * The wrapped delegate whose properties are to be cached.
44     */
45    private final ConfigurationPropertiesManagementSpi delegate;
46  
47    // ****************************** Initializer *******************************
48  
49    // ****************************** Constructors ******************************
50  
51    /**
52     * Default constructor.
53     *
54     * @param delegate the wrapped delegate whose properties are to be cached.
55     * @throws NullPointerException if {@code delegate} is <code>null</code>.
56     */
57    public CacheConfigurationPropertiesManagement(
58        final ConfigurationPropertiesManagementSpi delegate)
59      throws NullPointerException
60    {
61      Arguments.checkNotNull("delegate", delegate);
62      this.delegate = delegate;
63    }
64  
65    // ****************************** Inner Classes *****************************
66  
67    // ********************************* Methods ********************************
68  
69    // --- init -----------------------------------------------------------------
70  
71    // --- get&set --------------------------------------------------------------
72  
73    @Override
74    protected ConfigurationPropertiesManagementSpi getDelegate()
75    {
76      return delegate;
77    }
78  
79    // --- business -------------------------------------------------------------
80  
81    @Override
82    public SerializableConfigurationPropertiesManagement toSerializable()
83    {
84      return new SerializableCacheConfigurationPropertiesManagement(
85          (SerializableConfigurationPropertiesManagementSpi) delegate
86              .toSerializable(),
87          getCache());
88    }
89  
90    // --- object basics --------------------------------------------------------
91  
92  }