stop xmpp listener & disconnect from all xmpp servers concode_field_sep ConfigurationContext configurationContext concode_elem_sep int WORKERS_MAX_THREADS concode_elem_sep XMPPServerCredentials serverCredentials concode_elem_sep long WORKER_KEEP_ALIVE concode_elem_sep Map connectionFactories concode_elem_sep TimeUnit TIME_UNIT concode_elem_sep Log log concode_elem_sep ExecutorService workerPool concode_elem_sep XMPPConnection xmppConnection concode_field_sep void init concode_elem_sep EndpointReference getEPRForService concode_elem_sep void initializeConnectionFactories concode_elem_sep void start concode_elem_sep void destroy concode_elem_sep SessionContext getSessionContext concode_elem_sep EndpointReference[] getEPRsForService