cdmlib-model/src/main/java/eu/etaxonomy/cdm/jaxb/UUIDAdapter.java

   1 /**
   2 * Copyright (C) 2007 EDIT
   3 * European Distributed Institute of Taxonomy
   4 * http://www.e-taxonomy.eu
   5 *
   6 * The contents of this file are subject to the Mozilla Public License Version 1.1
   7 * See LICENSE.TXT at the top of this package for the full license terms.
   8 */
   9
  10 package eu.etaxonomy.cdm.jaxb;
  11
  12 import javax.xml.bind.annotation.adapters.XmlAdapter;
  13
  14 import org.apache.log4j.Logger;
  15
  16 /**
  17  * @author a.mueller
  18  * @created 23.07.2008
  19  * @version 1.0
  20  */
  21
  22
  23 public class UUIDAdapter extends XmlAdapter<String, String> {
  24         private static final Logger logger = Logger.getLogger(UUIDAdapter.class);
  25
  26         public static String UUID_URN_PREFIX = "urn-uuid-";
  27
  28         @Override
  29         public String marshal(String uuidStr) throws Exception {
  30                 if (logger.isDebugEnabled()){logger.debug("marshal");}
  31                 return UUIDAdapter.UUID_URN_PREFIX + uuidStr;
  32         }
  33
  34         @Override
  35         public String unmarshal(String string) throws Exception {
  36                 if (logger.isDebugEnabled()){logger.debug("unmarshal");}
  37                 if(string.startsWith(UUIDAdapter.UUID_URN_PREFIX)) {
  38                         String uuidPart = string.substring(UUIDAdapter.UUID_URN_PREFIX.length());
  39                         return uuidPart;
  40                 } else {
  41                         throw new Exception("uuid attribute should start with " + UUIDAdapter.UUID_URN_PREFIX);
  42                 }
  43
  44         }
  45
  46 }