001    /**
002     *
003     *  Licensed to the Apache Software Foundation (ASF) under one or more
004     *  contributor license agreements.  See the NOTICE file distributed with
005     *  this work for additional information regarding copyright ownership.
006     *  The ASF licenses this file to You under the Apache License, Version 2.0
007     *  (the "License"); you may not use this file except in compliance with
008     *  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, software
013     *  distributed under the License is distributed on an "AS IS" BASIS,
014     *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015     *  See the License for the specific language governing permissions and
016     *  limitations under the License.
017     */
018    
019    package org.apache.geronimo.util.asn1.x509;
020    
021    import java.io.IOException;
022    
023    import org.apache.geronimo.util.asn1.DERBMPString;
024    import org.apache.geronimo.util.asn1.DERIA5String;
025    import org.apache.geronimo.util.asn1.DERObject;
026    import org.apache.geronimo.util.asn1.DERObjectIdentifier;
027    import org.apache.geronimo.util.asn1.DERPrintableString;
028    import org.apache.geronimo.util.asn1.DERUTF8String;
029    
030    /**
031     * The default converter for X509 DN entries when going from their
032     * string value to
033     */
034    public class X509DefaultEntryConverter
035        extends X509NameEntryConverter
036    {
037        /**
038         * Apply default coversion for the given value depending on the oid
039         * and the character range of the value.
040         *
041         * @param oid the object identifier for the DN entry
042         * @param value the value associated with it
043         * @return the ASN.1 equivalent for the string value.
044         */
045        public DERObject getConvertedValue(
046            DERObjectIdentifier  oid,
047            String               value)
048        {
049            if (value.length() != 0 && value.charAt(0) == '#')
050            {
051                try
052                {
053                    return convertHexEncoded(value, 1);
054                }
055                catch (IOException e)
056                {
057                    throw new RuntimeException("can't recode value for oid " + oid.getId());
058                }
059            }
060            else if (oid.equals(X509Name.EmailAddress))
061            {
062                return new DERIA5String(value);
063            }
064            else if (canBePrintable(value))
065            {
066                return new DERPrintableString(value);
067            }
068            else if (canBeUTF8(value))
069            {
070                return new DERUTF8String(value);
071            }
072    
073            return new DERBMPString(value);
074        }
075    }