/*******************************************************************************
 * <copyright> Copyright 2014 by E-Government Innovation Center EGIZ, Graz, Austria </copyright>
 * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
 * joint initiative of the Federal Chancellery Austria and Graz University of
 * Technology.
 * 
 * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
 * the European Commission - subsequent versions of the EUPL (the "Licence");
 * You may not use this work except in compliance with the Licence.
 * You may obtain a copy of the Licence at:
 * http://www.osor.eu/eupl/
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the Licence is distributed on an "AS IS" basis,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the Licence for the specific language governing permissions and
 * limitations under the Licence.
 * 
 * This product combines work with different licenses. See the "NOTICE" text
 * file for details on the various modules and licenses.
 * The "NOTICE" text file is part of the distribution. Any derivative works
 * that you distribute must include a readable copy of the "NOTICE" text file.
 ******************************************************************************/
package at.gv.egiz.pdfas.common.utils;

import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;

import javax.naming.InvalidNameException;
import javax.naming.ldap.LdapName;
import javax.naming.ldap.Rdn;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class DNUtils {
	private static final Logger logger = LoggerFactory.getLogger(DNUtils.class);


    public static Map<String, String> dnToMap(String dn) throws InvalidNameException {
        Map<String, String> map = new HashMap<String, String>();

        LdapName ldapName = new LdapName(dn);

        Iterator<Rdn> rdnIterator = ldapName.getRdns().iterator();

        while(rdnIterator.hasNext()) {
            Rdn rdn = rdnIterator.next();

            logger.debug(rdn.getType() + " = " + rdn.getValue().toString());
            map.put(rdn.getType(), rdn.getValue().toString());
        }
        
        map.put("DN", dn);
        logger.debug("DN = " + dn);

        return map;
    }
}