CS 4773 Object Oriented Systems Assignment 5 Design

• Assign5Main:
  • Contains main method
  • Handles command line parameters
  • Creates a user interface for initiating a vote
  • Creates a user interface for displaying information about clients
  • Saves data structures needed by multiple classes
    • Collection of active votes (implements VoteLister)
    • Collection of active connections (implements ConnectionLister)
  • Creates the server
• Server:
  • Creates initial socket
  • Creates a new thread object to handle each connection
• Connection: extends Thread
  • Handles a single connection
  • Send vote request
  • Send vote result
  • Receive vote from client
  • Handle errors
• Vote:
  • Handles all information about a single vote
  • Has a vote type
  • Has a collection of active clients
    For each client needs to know:
    • Client name
    • Connection object (null if no longer connected)
    • Has it voted and what is the vote
  • A user interface for:
    • Sending results to all clients
    • Closing the vote
    • Displaying results