package fr.in2p3.jsaga.helpers;
   
   import java.util.regex.Matcher;
   import java.util.regex.Pattern;
   
   import org.ogf.saga.error.BadParameterException;
   import org.ogf.saga.url.URL;
   
   public class SAGAId {
  
      /**
       * extract nativeId from a SAGA ID
       * SAGA ID is something like [URL]-[nativeId]
       * 
       * @param sagaId
       * @return
       * @throws BadParameterException
       */
      public static String idFromSagaId(String sagaId) throws BadParameterException {
          Pattern p = Pattern.compile("(\\[.*]-\\[)(.+)(])");
          Matcher m = p.matcher(sagaId);
          if (m.find()) {
              return m.group(2);
          }
          throw new BadParameterException();
      }
  
      public static String idToSagaId(URL url, String nativeId) {
          return "[" + url.getString() + "]-[" + nativeId + "]";
      }
  }