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1   /*
2    *  Licensed to the Apache Software Foundation (ASF) under one
3    *  or more contributor license agreements.  See the NOTICE file
4    *  distributed with this work for additional information
5    *  regarding copyright ownership.  The ASF licenses this file
6    *  to you under the Apache License, Version 2.0 (the
7    *  "License"); you may not use this file except in compliance
8    *  with the License.  You may obtain a copy of the License at
9    *  
10   *    http://www.apache.org/licenses/LICENSE-2.0
11   *  
12   *  Unless required by applicable law or agreed to in writing,
13   *  software distributed under the License is distributed on an
14   *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   *  KIND, either express or implied.  See the License for the
16   *  specific language governing permissions and limitations
17   *  under the License. 
18   *  
19   */
20  package org.apache.directory.api.ldap.model.schema.syntaxCheckers;
21  
22  
23  import org.apache.directory.api.ldap.model.constants.SchemaConstants;
24  import org.apache.directory.api.ldap.model.schema.SyntaxChecker;
25  
26  
27  /**
28   * A SyntaxChecker which verifies that a value is a Octet String according to RFC 4517.
29   * 
30   * From RFC 4517 :
31   * OctetString = *OCTET
32   * 
33   * From RFC 4512 :
34   * OCTET   = %x00-FF ; Any octet (8-bit data unit)
35   * 
36   * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
37   */
38  @SuppressWarnings("serial")
39  public class OctetStringSyntaxChecker extends SyntaxChecker
40  {
41      /**
42       * Creates a new instance of OctetStringSyntaxChecker.
43       */
44      public OctetStringSyntaxChecker()
45      {
46          super( SchemaConstants.OCTET_STRING_SYNTAX );
47      }
48  
49  
50      /**
51       * Creates a new instance of OctetStringSyntaxChecker, with a specific OID
52       * 
53       * @param oid The Syntax's OID 
54       */
55      public OctetStringSyntaxChecker( String oid )
56      {
57          super( oid );
58      }
59  
60  
61      /**
62       * {@inheritDoc}
63       */
64      public boolean isValidSyntax( Object value )
65      {
66          // Always true.
67          return true;
68      }
69  }