JAX-RS (Jersey implementation) HTTP/2 with TLS client and server implementation with JSON parsing using Jackson and Jetty HTTP server/client.
a new class JettyHttp2Connector is implemented based on the corresponding JettyConnector using HTTP/1.1 client
(Inspired from the Stack Overflow answer).
For a connector supporting HTTP/1.1 and HTTP/2.0, you may have a look at Jersey Java HTTP client connector.
