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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.slf4j.Logger;
25  import org.slf4j.LoggerFactory;
26  
27  
28  /**
29   * A SyntaxChecker which verifies that a value is a Fax according to RFC 4517.
30   * 
31   * We didn't implemented the check against RFC 804, so the value is considered
32   * to contain an OctetString.
33   *  
34   * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
35   */
36  @SuppressWarnings("serial")
37  public class FaxSyntaxChecker extends BinarySyntaxChecker
38  {
39      /** A logger for this class */
40      private static final Logger LOG = LoggerFactory.getLogger( FaxSyntaxChecker.class );
41  
42  
43      /**
44       * Private default constructor to prevent unnecessary instantiation.
45       */
46      public FaxSyntaxChecker()
47      {
48          super();
49          setOid( SchemaConstants.FAX_SYNTAX );
50      }
51  
52  
53      /**
54       * {@inheritDoc}
55       */
56      public boolean isValidSyntax( Object value )
57      {
58          LOG.debug( "Syntax valid for '{}'", value );
59          return true;
60      }
61  }