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1   package org.codehaus.plexus.metadata.merge.support;
2   
3   /*
4    * The MIT License
5    *
6    * Copyright (c) 2006, The Codehaus
7    *
8    * Permission is hereby granted, free of charge, to any person obtaining a copy of
9    * this software and associated documentation files (the "Software"), to deal in
10   * the Software without restriction, including without limitation the rights to
11   * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
12   * of the Software, and to permit persons to whom the Software is furnished to do
13   * so, subject to the following conditions:
14   *
15   * The above copyright notice and this permission notice shall be included in all
16   * copies or substantial portions of the Software.
17   *
18   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
21   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
23   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24   * SOFTWARE.
25   */
26  
27  import org.codehaus.plexus.metadata.merge.MergeException;
28  import org.jdom2.Element;
29  
30  /**
31   * @author <a href='mailto:rahul.thakur.xdev@gmail.com'>Rahul Thakur</a>
32   * @version $Id$
33   */
34  public class RequirementElement
35      extends AbstractMergeableElement
36  {
37      static final DescriptorTag TAG = new DescriptorTag( "requirement", true, RequirementElement.class );
38  
39      public RequirementElement( Element element )
40      {
41          super( element );
42      }
43  
44      public DescriptorTag[] getAllowedTags()
45      {
46          return new DescriptorTag[] { ComponentElement.ROLE, ComponentElement.ROLE_HINT, ComponentElement.FIELD_NAME,
47              ComponentElement.OPTIONAL };
48      }
49  
50      public void merge( Mergeable me )
51          throws MergeException
52      {
53          super.merge( me );
54      }
55  
56      protected boolean isExpectedElementType( Mergeable me )
57      {
58          return me instanceof RequirementElement;
59      }
60  }