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.constants.SchemaConstants;
024 import org.apache.directory.shared.ldap.schema.AbstractSyntaxChecker;
025 import org.apache.directory.shared.ldap.util.StringTools;
026
027
028 /**
029 * A SyntaxChecker which verifies that a value is an OtherMailbox according to
030 * RFC 4517 :
031 *
032 * OtherMailbox = mailbox-type DOLLAR mailbox
033 * mailbox-type = PrintableString
034 * mailbox = IA5String
035 *
036 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
037 * @version $Rev$
038 */
039 public class OtherMailboxSyntaxChecker extends AbstractSyntaxChecker
040 {
041 /**
042 *
043 * Creates a new instance of OtherMailboxSyntaxChecker.
044 *
045 */
046 public OtherMailboxSyntaxChecker()
047 {
048 super( SchemaConstants.OTHER_MAILBOX_SYNTAX );
049 }
050
051 /**
052 *
053 * Creates a new instance of OtherMailboxSyntaxChecker.
054 *
055 * @param oid the oid to associate with this new SyntaxChecker
056 *
057 */
058 protected OtherMailboxSyntaxChecker( String oid )
059 {
060 super( oid );
061 }
062
063
064 /* (non-Javadoc)
065 * @see org.apache.directory.shared.ldap.schema.SyntaxChecker#isValidSyntax(java.lang.Object)
066 */
067 public boolean isValidSyntax( Object value )
068 {
069 String strValue = null;
070
071 if ( value == null )
072 {
073 return false;
074 }
075
076 if ( value instanceof String )
077 {
078 strValue = ( String ) value;
079 }
080 else if ( value instanceof byte[] )
081 {
082 strValue = StringTools.utf8ToString( ( byte[] ) value );
083 }
084 else
085 {
086 strValue = value.toString();
087 }
088
089 if ( strValue.length() == 0 )
090 {
091 return false;
092 }
093
094 // Search for the '$' separator
095 int dollar = strValue.indexOf( '$' );
096
097 if ( dollar == -1 )
098 {
099 // No '$' => error
100 return false;
101 }
102
103 String mailboxType = strValue.substring( 0, dollar );
104
105 String mailbox = ( ( dollar < strValue.length() - 1 ) ?
106 strValue.substring( dollar + 1 ) : "" );
107
108 // The mailbox should not contains a '$'
109 if ( mailbox.indexOf( '$' ) != -1 )
110 {
111 return false;
112 }
113
114 // Check that the mailboxType is a PrintableString
115 if ( !StringTools.isPrintableString( mailboxType ) )
116 {
117 return false;
118 }
119
120 // Check that the mailbox is an IA5String
121 return ( StringTools.isIA5String( mailbox ) );
122 }
123 }