question: private synchronized void updateAuthConfiguration ( String serviceName , String orgName , String componentName ) { Set < String > set = authConfigListenerMap . get ( serviceName ) ; if ( set == null || set . isEmpty ( ) ) { return ; } Set < String > updatedEntries = null ; for ( final String configName : set ) { if ( processAuthConfigEntry ( serviceName , orgName , componentName , configName ) ) { if ( updatedEntries == null ) { updatedEntries = new HashSet < > ( ) ; } updatedEntries . add ( configName ) ; } } if ( updatedEntries == null ) { return ; } if ( debug . messageEnabled ( ) ) { debug . message ( "updateAuthConfiguration, updated=" + updatedEntries ) ; } removeConfigListenerEntry ( updatedEntries ) ; }
target:  Processes authentication configuration update upon service change notification.