| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| */ |
| package org.apache.directory.api.ldap.model.schema.syntaxCheckers; |
| |
| |
| import org.apache.directory.api.ldap.model.constants.SchemaConstants; |
| import org.apache.directory.api.ldap.model.schema.SyntaxChecker; |
| import org.apache.directory.api.util.Strings; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| |
| /** |
| * A SyntaxChecker which verifies that a value is a Telex Number according to |
| * RFC 4517 : |
| * |
| * telex-number = actual-number DOLLAR country-code DOLLAR answerback |
| * actual-number = PrintableString |
| * country-code = PrintableString |
| * answerback = PrintableString |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| @SuppressWarnings("serial") |
| public class TelexNumberSyntaxChecker extends SyntaxChecker |
| { |
| /** A logger for this class */ |
| private static final Logger LOG = LoggerFactory.getLogger( TelexNumberSyntaxChecker.class ); |
| |
| |
| /** |
| * Creates a new instance of TelexNumberSyntaxChecker. |
| */ |
| public TelexNumberSyntaxChecker() |
| { |
| super( SchemaConstants.TELEX_NUMBER_SYNTAX ); |
| } |
| |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public boolean isValidSyntax( Object value ) |
| { |
| String strValue = null; |
| |
| if ( value == null ) |
| { |
| LOG.debug( "Syntax invalid for 'null'" ); |
| return false; |
| } |
| |
| if ( value instanceof String ) |
| { |
| strValue = ( String ) value; |
| } |
| else if ( value instanceof byte[] ) |
| { |
| strValue = Strings.utf8ToString( ( byte[] ) value ); |
| } |
| else |
| { |
| strValue = value.toString(); |
| } |
| |
| if ( strValue.length() == 0 ) |
| { |
| LOG.debug( "Syntax invalid for '{}'", value ); |
| return false; |
| } |
| |
| // Search for the first '$' separator |
| int dollar = strValue.indexOf( '$' ); |
| |
| // We must have one, and not on first position |
| if ( dollar <= 0 ) |
| { |
| // No '$' => error |
| LOG.debug( "Syntax invalid for '{}'", value ); |
| return false; |
| } |
| |
| String actualNumber = strValue.substring( 0, dollar ); |
| |
| // The actualNumber must not be empty |
| if ( actualNumber.length() == 0 ) |
| { |
| LOG.debug( "Syntax invalid for '{}'", value ); |
| return false; |
| } |
| |
| // The actual number should be a PrintableString |
| if ( !Strings.isPrintableString( actualNumber ) ) |
| { |
| LOG.debug( "Syntax invalid for '{}'", value ); |
| return false; |
| } |
| |
| // Search for the second separator |
| int dollar2 = strValue.indexOf( '$', dollar + 1 ); |
| |
| // We must have one |
| if ( dollar2 == -1 ) |
| { |
| // No '$' => error |
| LOG.debug( "Syntax invalid for '{}'", value ); |
| return false; |
| } |
| |
| String countryCode = strValue.substring( dollar + 1, dollar2 ); |
| |
| // The countryCode must not be empty |
| if ( countryCode.length() == 0 ) |
| { |
| LOG.debug( "Syntax invalid for '{}'", value ); |
| return false; |
| } |
| |
| // The country Code should be a PrintableString |
| if ( !Strings.isPrintableString( countryCode ) ) |
| { |
| LOG.debug( "Syntax invalid for '{}'", value ); |
| return false; |
| } |
| |
| // Now, check for the answerBack |
| if ( dollar2 + 1 == strValue.length() ) |
| { |
| // The last string should not be null |
| LOG.debug( "Syntax invalid for '{}'", value ); |
| return false; |
| } |
| |
| String answerBack = strValue.substring( dollar2 + 1 ); |
| |
| // The answerBack should be a PrintableString |
| if ( !Strings.isPrintableString( answerBack ) ) |
| { |
| LOG.debug( "Syntax invalid for '{}'", value ); |
| return false; |
| } |
| |
| // Check that the mailboxType is a PrintableString |
| boolean result = Strings.isPrintableString( answerBack ); |
| |
| if ( result ) |
| { |
| LOG.debug( "Syntax valid for '{}'", value ); |
| } |
| else |
| { |
| LOG.debug( "Syntax invalid for '{}'", value ); |
| } |
| |
| return result; |
| } |
| } |