PluginAttribute


1   /*****************************************************************************
2    * Java Plug-in Framework (JPF)
3    * Copyright (C) 2004-2005 Dmitry Olshansky
4    * 
5    * This library is free software; you can redistribute it and/or
6    * modify it under the terms of the GNU Lesser General Public
7    * License as published by the Free Software Foundation; either
8    * version 2.1 of the License, or (at your option) any later version.
9    * 
10   * This library is distributed in the hope that it will be useful,
11   * but WITHOUT ANY WARRANTY; without even the implied warranty of
12   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13   * Lesser General Public License for more details.
14   * 
15   * You should have received a copy of the GNU Lesser General Public
16   * License along with this library; if not, write to the Free Software
17   * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18   *****************************************************************************/
19  package org.java.plugin.registry;
20  
21  import java.util.Collection  ;
22  
23  /**
24   * This interface abstracts plug-in attribute, a &lt;ID,VALUE&gt; pair. Plug-in
25   * attributes are not involved into JPF runtime internal logic and intended
26   * to be used by plug-in developers. 
27   * @version $Id: PluginAttribute.java,v 1.1 2005/07/20 18:43:46 ddimon Exp $
28   */
29  public interface PluginAttribute extends PluginElement {
30      /**
31       * @return attribute value as it is specified in manifest
32       */
33      String   getValue();
34  
35      /**
36       * @return collection of all sub-attributes of this attribute
37       */
38      Collection   getSubAttributes();
39  
40      /**
41       * @param id ID of sub-attribute to look for
42       * @return sub-attribute with given ID
43       */
44      PluginAttribute getSubAttribute(String   id);
45  
46      /**
47       * @param id ID of sub-attribute to look for
48       * @return collection of all sub-attributes with given ID
49       */
50      Collection   getSubAttributes(String   id);
51      
52      /**
53       * @return attribute, of which this one is child or <code>null</code> if
54       *         this is top level attribute
55       */
56      PluginAttribute getSuperAttribute();
57  }
58
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