public Object addingService(ServiceReference reference) {
			HttpService httpService = (HttpService) context.getService(reference);
			try {			
				httpService.registerResources("/helloworld.html", "/helloworld.html", null); //$NON-NLS-1$ //$NON-NLS-2$
				httpService.registerServlet("/helloworld", new HelloWorldServlet(), null, null); //$NON-NLS-1$
			} catch (Exception e) {
				e.printStackTrace();
			}
			return httpService;
		}