001 /*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements. See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership. The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License. You may obtain a copy of the License at
009 *
010 * http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied. See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 *
019 */
020 package org.apache.directory.shared.ldap.schema.syntaxes;
021
022
023 import org.apache.directory.shared.ldap.schema.AbstractSyntaxChecker;
024 import org.apache.directory.shared.ldap.util.StringTools;
025
026
027 /**
028 * A syntax checker which checks to see if an objectClass' type is either:
029 * AUXILIARY, STRUCTURAL, or ABSTRACT. The case is NOT ignored.
030 *
031 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
032 * @version $Rev$
033 */
034 public class ObjectClassTypeSyntaxChecker extends AbstractSyntaxChecker
035 {
036 /** The Apache OID for meta syntax checker */
037 private static final String SC_OID = "1.3.6.1.4.1.18060.0.4.0.0.1";
038
039 /**
040 *
041 * Creates a new instance of ObjectClassTypeSyntaxChecker.
042 *
043 */
044 public ObjectClassTypeSyntaxChecker()
045 {
046 super( SC_OID );
047 }
048
049
050 /**
051 *
052 * Creates a new instance of ObjectClassTypeSyntaxChecker.
053 *
054 * @param oid the oid to associate with this new SyntaxChecker
055 *
056 */
057 protected ObjectClassTypeSyntaxChecker( String oid )
058 {
059 super( oid );
060 }
061
062 /* (non-Javadoc)
063 * @see org.apache.directory.shared.ldap.schema.SyntaxChecker#isValidSyntax(java.lang.Object)
064 */
065 public boolean isValidSyntax( Object value )
066 {
067 String strValue = null;
068
069 if ( value == null )
070 {
071 return false;
072 }
073
074 if ( value instanceof String )
075 {
076 strValue = ( String ) value;
077 }
078 else if ( value instanceof byte[] )
079 {
080 strValue = StringTools.utf8ToString( ( byte[] ) value );
081 }
082 else
083 {
084 strValue = value.toString();
085 }
086
087 if ( strValue.length() < 8 || strValue.length() > 10 )
088 {
089 return false;
090 }
091
092 char ch = strValue.charAt( 0 );
093
094 switch( ch )
095 {
096 case( 'A' ):
097 if ( "AUXILIARY".equals( strValue ) || "ABSTRACT".equals( strValue ) )
098 {
099 return true;
100 }
101
102 return false;
103
104 case( 'S' ):
105 return "STRUCTURAL".equals( strValue );
106
107 default:
108 return false;
109 }
110 }
111 }