private void join() {
proxy.join();
}
public static void main(String[] args) {
Thread.setDefaultUncaughtExceptionHandler(new YarnUncaughtExceptionHandler());
StringUtils.startupShutdownMessage(WebAppProxyServer.class, args, LOG);
try {
WebAppProxyServer proxy = new WebAppProxyServer();
ShutdownHookManager.get().addShutdownHook(
new CompositeServiceShutdownHook(proxy),