public Set < ServerSentEventConnection > getConnections ( String uri ) { Objects . requireNonNull ( uri , Required . URI . toString ( ) ) ; final Set < ServerSentEventConnection > uriConnections = this . cache . get ( Default . SSE_CACHE_PREFIX . toString ( ) + uri ) ; return ( uriConnections == null ) ? new HashSet <> ( ) : uriConnections ; }
Retrieves all connection resources under a given URL