@Override
    public List<String> getParameterValues(String name) {

        String[] values = handshakeParameters.get(name);
        if (values == null)
            return null;

        return Arrays.asList(values);
    }
Creates a TunnelRequest implementation which delegates parameter and
session retrieval to the given UpgradeRequest.

@param request The UpgradeRequest to wrap.
guacamole/src/main/java/org/apache/guacamole/tunnel/websocket/jetty9/WebSocketTunnelRequest.java