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1   /*
2    *   Copyright 2004 The Apache Software Foundation
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   */
17  package org.apache.ldap.server.schema;
18  
19  
20  import org.apache.ldap.common.schema.Normalizer;
21  
22  import javax.naming.NamingException;
23  
24  
25  /***
26   * Normalizer registry service interface.
27   *
28   * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
29   * @version $Rev: 159259 $
30   */
31  public interface NormalizerRegistry
32  {
33      /***
34       * Registers a Normalizer with this registry.
35       * 
36       * @param schema the name of the schema the Normalizer is associated with
37       * @param normalizer the Normalizer to register
38       * @throws NamingException if the Normalizer is already registered or the
39       *      registration operation is not supported
40       */
41      void register( String schema, String oid, Normalizer normalizer ) throws NamingException;
42      
43      /***
44       * Looks up a Normalizer by its unique Object Identifier.
45       * 
46       * @param oid the object identifier
47       * @return the Normalizer for the oid
48       * @throws NamingException if there is a backing store failure or the 
49       *      Normalizer does not exist.
50       */
51      Normalizer lookup( String oid ) throws NamingException;
52  
53      /***
54       * Gets the name of the schema this schema object is associated with.
55       *
56       * @param oid the object identifier
57       * @return the schema name
58       * @throws NamingException if the schema object does not exist
59       */
60      String getSchemaName( String oid ) throws NamingException;
61  
62      /***
63       * Checks to see if a Normalizer exists.  Backing store failures simply 
64       * return false.
65       * 
66       * @param oid the object identifier
67       * @return true if a Normalizer definition exists for the oid, false 
68       *      otherwise
69       */
70      boolean hasNormalizer( String oid );
71  }