public function getTicketCacheKey()
    {
        if (is_null($this->ticketCacheKey)) {
            return $this->ticketCachePrefix.$this->getAccessToken()->getAppId();
        }

        return $this->ticketCacheKey;
    }
public function getTicketCacheKey()
    {
        if (is_null($this->ticketCacheKey)) {
            return $this->ticketCachePrefix.$this->getAccessToken()->getAppId();
        }

        return $this->ticketCacheKey;
    }
public function getTicketCacheKey ( ) { if ( is_null ( $ this -> ticketCacheKey ) ) { return $ this -> ticketCachePrefix . $ this -> getAccessToken ( ) -> getAppId ( ) ; } return $ this -> ticketCacheKey ; }
Get ApiTicket token cache key.

@return string
Get ApiTicket token cache key .