X509DefaultEntryConverter.java

/**
 *
 * Copyright 2003-2004 The Apache Software Foundation
 *
 *  Licensed 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.geronimo.util.asn1.x509;

import java.io.IOException;

import org.apache.geronimo.util.asn1.DERBMPString;
import org.apache.geronimo.util.asn1.DERIA5String;
import org.apache.geronimo.util.asn1.DERObject;
import org.apache.geronimo.util.asn1.DERObjectIdentifier;
import org.apache.geronimo.util.asn1.DERPrintableString;
import org.apache.geronimo.util.asn1.DERUTF8String;

/**
 * The default converter for X509 DN entries when going from their
 * string value to
 */
public class X509DefaultEntryConverter
    extends X509NameEntryConverter
{
    /**
     * Apply default coversion for the given value depending on the oid
     * and the character range of the value.
     *
     * @param oid the object identifier for the DN entry
     * @param value the value associated with it
     * @return the ASN.1 equivalent for the string value.
     */
    public DERObject getConvertedValue(
        DERObjectIdentifier  oid,
        String               value)
    {
        if (value.length() != 0 && value.charAt(0) == '#')
        {
            try
            {
                return convertHexEncoded(value, 1);
            }
            catch (IOException e)
            {
                throw new RuntimeException("can't recode value for oid " + oid.getId());
            }
        }
        else if (oid.equals(X509Name.EmailAddress))
        {
            return new DERIA5String(value);
        }
        else if (canBePrintable(value))
        {
            return new DERPrintableString(value);
        }
        else if (canBeUTF8(value))
        {
            return new DERUTF8String(value);
        }

        return new DERBMPString(value);
    }
}