MetaDataRepository


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4   * by the @authors tag. See the copyright.txt in the distribution for a
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8   * under the terms of the GNU Lesser General Public License as
9   * published by the Free Software Foundation; either version 2.1 of
10  * the License, or (at your option) any later version.
11  *
12  * This software is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with this software; if not, write to the Free
19  * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20  * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21  */
22  package org.jboss.metadata.spi.repository;
23  
24  import java.util.Set  ;
25  
26  import org.jboss.metadata.spi.MetaData;
27  import org.jboss.metadata.spi.repository.visitor.MetaDataRepositoryVisitor;
28  import org.jboss.metadata.spi.retrieval.MetaDataRetrieval;
29  import org.jboss.metadata.spi.scope.ScopeKey;
30  
31  /**
32   * MetaDataRepository.
33   * 
34   * @author <a HREF="adrian@jboss.com">Adrian Brock</a>
35   * @version $Revision: 46146 $
36   */
37  public interface MetaDataRepository
38  {
39     /**
40      * Get the meta data for a scope key
41      * 
42      * @param key the key
43      * @return the meta data
44      */
45     MetaData getMetaData(ScopeKey key);
46  
47     /**
48      * Get the meta data retrieval for a scope key
49      * 
50      * @param key the key
51      * @return the meta data
52      */
53     MetaDataRetrieval getMetaDataRetrieval(ScopeKey key);
54  
55     /**
56      * Get the children of this scope
57      * 
58      * @param key the key
59      * @return the children
60      */
61     Set  <ScopeKey> getChildren(ScopeKey key);
62     
63     /**
64      * Visit each node
65      * 
66      * @param visitor the visitor
67      * @return the matching scopes
68      */
69     Set  <ScopeKey> matchScopes(MetaDataRepositoryVisitor visitor);
70  }
71
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