code: public static boolean moveAsideIfExists(File file) throws IOException {
          if(!file.exists()) {
              return true; 
          }
          String newName = 
              file.getCanonicalPath() + "." 
              + ArchiveUtils.get14DigitDate(file.lastModified());
          boolean retVal = file.renameTo(new File(newName));
          if(!retVal) {
              LOGGER.warning("unable to move aside: "+file+" to "+newName);
          }
          return retVal;
  
      }
docs: TODO: comment