@Service public interface GreetingService { String getGreeting(); } @Component public class EnglishGreetingService implements GreetingService { @Override public String getGreeting() { return "Hello!"; } } BundleContext bundleContext = FrameworkUtil.getBundle(getClass()).getBundleContext(); ServiceReference<GreetingService> serviceReference = bundleContext.getServiceReference(GreetingService.class); GreetingService greetingService = bundleContext.getService(serviceReference); String greeting = greetingService.getGreeting();