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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.tutorial.propertyset;
17  
18  import de.smartics.properties.api.core.annotations.PropertySet;
19  
20  /**
21   * <p>
22   * A virtual property set is a property set that is given an name but is never
23   * registered. Only property sets that are declared at type level are
24   * registered.
25   * </p>
26   * <p>
27   * The following example shows a property set that contains a property of a
28   * virtual property set.
29   * </p>
30   */
31  @PropertySet("some.name")
32  public interface VirtualPropertySet
33  {
34    /**
35     * This property is part of the virtual property set <code>other.set</code>,
36     * since this property set is never declared at type level.
37     */
38    @PropertySet("other.set")
39    void element();
40  }