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 */ 020package org.apache.directory.api.ldap.model.schema.normalizers; 021 022 023import org.apache.directory.api.ldap.model.constants.SchemaConstants; 024import org.apache.directory.api.ldap.model.entry.StringValue; 025import org.apache.directory.api.ldap.model.entry.Value; 026import org.apache.directory.api.ldap.model.exception.LdapException; 027import org.apache.directory.api.ldap.model.schema.Normalizer; 028import org.apache.directory.api.util.Strings; 029 030 031/** 032 * A normalizer for the objectIdentifierMatch matching rule. 033 * 034 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 035 */ 036@SuppressWarnings("serial") 037public class ObjectIdentifierNormalizer extends Normalizer 038{ 039 /** 040 * Creates a new instance of ObjectIdentifierNormalizer. 041 */ 042 public ObjectIdentifierNormalizer() 043 { 044 super( SchemaConstants.OBJECT_IDENTIFIER_MATCH_MR_OID ); 045 } 046 047 048 /** 049 * {@inheritDoc} 050 */ 051 public Value<?> normalize( Value<?> value ) throws LdapException 052 { 053 if ( value == null ) 054 { 055 return null; 056 } 057 058 String str = value.getString().trim(); 059 060 if ( str.length() == 0 ) 061 { 062 return new StringValue( "" ); 063 } 064 else if ( Character.isDigit( str.charAt( 0 ) ) ) 065 { 066 // We do this test to avoid a lowerCasing which cost time 067 return new StringValue( str ); 068 } 069 else 070 { 071 return new StringValue( Strings.toLowerCase( str ) ); 072 } 073 } 074 075 076 /** 077 * {@inheritDoc} 078 */ 079 public String normalize( String value ) throws LdapException 080 { 081 if ( value == null ) 082 { 083 return null; 084 } 085 086 String str = value.trim(); 087 088 if ( str.length() == 0 ) 089 { 090 return ""; 091 } 092 else if ( Character.isDigit( str.charAt( 0 ) ) ) 093 { 094 // We do this test to avoid a lowerCasing which cost time 095 return str; 096 } 097 else 098 { 099 return Strings.toLowerCase( str ); 100 } 101 } 102}