Distributed Programming Exam of Università degli Studi di Salerno

Create a distribuited program with Java RMI with a client-server architecture that implement a selective chat with anonymity on request.
Is a classic chat where the server also participates, but is possible send messages from each partecipant to a subset of these (selective chat). Moreover the server, that is a chat partecipant, have the power to make the chat anonymous.
Every string writed in chat they are sent in broadcast indicating the sender.

• "!lista": shows the list of participants
• "!scrivi": to write a message to a subset of participants an example of this command John Doe write
  !scrivi Francesco:Maria:Vittorio Come state?

the message write by John Dow will be sent only to Francesco, Maria and Vittorio

• "!anonimo" (only the server) make the sender anonymous
• "!nonanonimo" (only the server) only the server)