Java socket swingWorker running but no message received or transmitted

Question

A few days ago i tried to create a server - client or client Server as an experiment to learn about socket using a thread but then someone told me that i should use swingWor

Answer 1

I see your server port is 8900 and your client port is 8900 too. I am not sure if it matters if the server and client are running on the same machine...