docs: public HttpSessionsSite getHttpSessionsSite(String site, boolean createIfNeeded) {
  		// Add a default port
  		if (!site.contains(":")) {
  			site = site + (":80");
  		}
  		synchronized (sessionLock) {
  			if (sessions == null) {
  				if (!createIfNeeded) {
  					return null;
  				}
  				sessions = new HashMap<>();
  			}
  			HttpSessionsSite hss = sessions.get(site);
  			if (hss == null) {
  				if (!createIfNeeded)
  					return null;
  				hss = new HttpSessionsSite(this, site);
  				sessions.put(site, hss);
  			}
  			return hss;
  		}
  	}