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.syntaxCheckers; 021 022 023 import org.apache.directory.shared.ldap.constants.SchemaConstants; 024 import org.apache.directory.shared.ldap.schema.SyntaxChecker; 025 import org.apache.directory.shared.ldap.util.StringTools; 026 import org.slf4j.Logger; 027 import org.slf4j.LoggerFactory; 028 029 030 /** 031 * A SyntaxChecker which verifies that a value is an OtherMailbox according to 032 * RFC 4517 : 033 * 034 * OtherMailbox = mailbox-type DOLLAR mailbox 035 * mailbox-type = PrintableString 036 * mailbox = IA5String 037 * 038 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 039 * @version $Rev$ 040 */ 041 public class OtherMailboxSyntaxChecker extends SyntaxChecker 042 { 043 /** A logger for this class */ 044 private static final Logger LOG = LoggerFactory.getLogger( OtherMailboxSyntaxChecker.class ); 045 046 /** The serialVersionUID */ 047 private static final long serialVersionUID = 1L; 048 049 /** 050 * Creates a new instance of OtherMailboxSyntaxChecker. 051 */ 052 public OtherMailboxSyntaxChecker() 053 { 054 super( SchemaConstants.OTHER_MAILBOX_SYNTAX ); 055 } 056 057 058 /** 059 * {@inheritDoc} 060 */ 061 public boolean isValidSyntax( Object value ) 062 { 063 String strValue = null; 064 065 if ( value == null ) 066 { 067 LOG.debug( "Syntax invalid for '{}'", value ); 068 return false; 069 } 070 071 if ( value instanceof String ) 072 { 073 strValue = ( String ) value; 074 } 075 else if ( value instanceof byte[] ) 076 { 077 strValue = StringTools.utf8ToString( ( byte[] ) value ); 078 } 079 else 080 { 081 strValue = value.toString(); 082 } 083 084 if ( strValue.length() == 0 ) 085 { 086 LOG.debug( "Syntax invalid for '{}'", value ); 087 return false; 088 } 089 090 // Search for the '$' separator 091 int dollar = strValue.indexOf( '$' ); 092 093 if ( dollar == -1 ) 094 { 095 // No '$' => error 096 LOG.debug( "Syntax invalid for '{}'", value ); 097 return false; 098 } 099 100 String mailboxType = strValue.substring( 0, dollar ); 101 102 String mailbox = ( ( dollar < strValue.length() - 1 ) ? 103 strValue.substring( dollar + 1 ) : "" ); 104 105 // The mailbox should not contains a '$' 106 if ( mailbox.indexOf( '$' ) != -1 ) 107 { 108 LOG.debug( "Syntax invalid for '{}'", value ); 109 return false; 110 } 111 112 // Check that the mailboxType is a PrintableString 113 if ( !StringTools.isPrintableString( mailboxType ) ) 114 { 115 LOG.debug( "Syntax invalid for '{}'", value ); 116 return false; 117 } 118 119 // Check that the mailbox is an IA5String 120 boolean result = ( StringTools.isIA5String( mailbox ) ); 121 122 if ( result ) 123 { 124 LOG.debug( "Syntax valid for '{}'", value ); 125 } 126 else 127 { 128 LOG.debug( "Syntax invalid for '{}'", value ); 129 } 130 131 return result; 132 } 133 }