/** Prepares the factory for bundle shutdown. */ public void stop() { logger.trace("Preparing to stop all SIP protocol providers."); Enumeration registrations = this.registeredAccounts.elements(); while (registrations.hasMoreElements()) { ServiceRegistration reg = ((ServiceRegistration) registrations.nextElement()); ProtocolProviderServiceSipImpl provider = (ProtocolProviderServiceSipImpl) SipActivator.getBundleContext().getService(reg.getReference()); // do an attempt to kill the provider provider.shutdown(); reg.unregister(); } registeredAccounts.clear(); }