preferCachedConnections=false is not respected

  Pair<String,TTransport> getAnyTransport(List<ThriftTransportKey> servers, boolean preferCachedConnection) throws TTransportException {
    ....
    if (!preferCachedConnection) {
      synchronized (this) {
        List<CachedConnection> cachedConnList = getCache().get(ttk);
        if (cachedConnList != null) {
          for (CachedConnection cachedConnection : cachedConnList) {
            if (!cachedConnection.isReserved()) {
              cachedConnection.setReserved(true);
              final String serverAddr = ttk.getServer().toString();
              log.trace("Using existing connection to {} timeout {}", serverAddr, ttk.getTimeout());
              return new Pair<String,TTransport>(serverAddr, cachedConnection.transport);
            }
          }
        }
      }
    }