1.4-NetworkGame/src/server/Server.java

package server;

import java.awt.Color;
import java.io.IOException;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.ArrayList;

public class Server {
	private ArrayList<User> users;
	private ArrayList<Message> messages;
	
	public Server(int port)
	{
		users = new ArrayList<User>();
		messages = new ArrayList<Message>();
		
		Thread clientconnect = new Thread(new Runnable() {
			@Override
			public void run() {
				try {
					ServerSocket server = new ServerSocket(port);
					while(true){
						System.out.println("Waiting for clients...");
						try {
							Socket client = server.accept();
							//TODO: Check in banned list and read username and color from reply message
							users.add(new User("test", Color.red, client, Server.this));
							System.out.println("New client connected: " + client.getRemoteSocketAddress());
							System.out.println("Total users connected: " + users.size());
						} catch (IOException e) {
							e.printStackTrace();
						}
					}
				} catch (IOException e) {
					System.out.println("Something went wrong, abort.");
					e.printStackTrace();
				}
			}
		});	
		clientconnect.start();
	}
	
	public synchronized void addMessage(Message message){
		messages.add(message);
		for(User u:users){
			if(message.getUser() != u)
				u.sendMessage(message);
		}
	}
	
	public void deleteUser(User user){
		users.remove(user);
	}
}