ChatApp

A rudimentary messaging application based on client-server architecture for communication amongst multiple connected clients.

Project Scope

• Built a chat room for N users based on Half-Duplex communication model using socket programming in Java
• Implement built-in commands (see problem.pdf for detail)
• Implement TCP and UDP oriented message sending and file sharing features
• Error handling with appropriate display message

Commands

• create chatroom <chatroom_name> - command to create chatroom
• list chatrooms - command to list all chat rooms
• join <chatroom_name> - command to join existing chat room
• leave -command to leave existing chat room
• list users -command to list all users in a chatroom
• add <user_name> -commmand to add another user to chat room
• reply <message_content> -command to send message in a chatroom
• reply <file_path> tcp/udp - command to send any kind of file in a chatroom through TCP/UDP mode

Usage

Run server: java ChatServer.java <max_users>
Run client: java User.java <user_name>

TODO

• Full-Duplex transmission mode
• GUI for better display