}
static class Helpers{
String readTZInfoFromFile(String timezoneId) {
ResourceLoader resourceLoader = Aura.getConfigAdapter().getResourceLoader();
String suffix = timezoneId.replace("/", "-");
String resStr = "/aura/resources/walltime-js/olson/walltime-data_" + suffix + ".js";
InputStream in = resourceLoader.getResourceAsStream(resStr);
try {
return in == null ? null : formatTZInfo(IOUtil.readText(new InputStreamReader(in)));
} catch (IOException ioE) {
return null;
}