private PrivateInstanceLocal getPrivateInstance(
     InstanceLocal instance, int type, PrivateSeriesLocal privSeries)
     throws FinderException, CreateException {
   Collection col = privInstHome.findBySopIuid(type, instance.getSopIuid());
   PrivateInstanceLocal privInstance;
   if (col.isEmpty()) {
     if (privSeries == null) {
       privSeries = getPrivateSeries(instance.getSeries(), type, null, false);
     }
     privInstance = privInstHome.create(type, instance.getAttributes(true), privSeries);
   } else {
     privInstance = (PrivateInstanceLocal) col.iterator().next();
   }
   Object[] files = instance.getFiles().toArray();
   FileLocal file;
   for (int i = 0; i < files.length; i++) {
     file = (FileLocal) files[i];
     privFileHome.create(
         file.getFilePath(),
         file.getFileTsuid(),
         file.getFileSize(),
         file.getFileMd5(),
         file.getFileStatus(),
         privInstance,
         file.getFileSystem());
     try {
       file.remove();
     } catch (Exception x) {
       log.warn("Can not remove File record:" + file, x);
     }
   }
   return privInstance;
 }