With the help of Content Assist create a ProtocolClass and name it PingPongProtocol. Create the following messages:
ProtocolClass PingPongProtocol {
incoming {
Message ping(data: DemoData)
Message pingSimple(data:int32)
}
outgoing {
Message pong(data: DemoData)
Message pongSimple(data:int32)
}
}