public static boolean needsDefaultFormatter(ValueFormatter formatter){
  if (formatter == null)   return true;
  if (formatter instanceof DefaultValueFormatter)   return true;
  return false;
}

public static boolean needsDefaultFormatter ( ValueFormatter formatter ) { if ( formatter == null ) return true ; if ( formatter instanceof DefaultValueFormatter ) return true ; return false ; }
if this component has no valueformatter or is only equipped with the default one ( no custom set ) , return true .
