Server

package com.absy.movementking.server;

import java.util.ArrayList;

import com.absy.movementking.network.PacketTypes;
import com.absy.movementking.network.PacketTypes.IdIssued;
import com.absy.movementking.network.PacketTypes.MovementPacket;
import com.absy.movementking.network.PacketTypes.Position;
import com.absy.movementking.network.PacketTypes.RemotePlayerConnected;
import com.absy.movementking.network.PacketTypes.RemotePlayerDisconnected;
import com.esotericsoftware.kryonet.Connection;
import com.esotericsoftware.kryonet.Listener;
import com.esotericsoftware.kryonet.Server;


public class Host {
	Server server;
	ArrayList<PlayerThin> players;


	//need an instance of each of these
	RemotePlayerConnected remotePlayerConnected;
	RemotePlayerDisconnected remotePlayerDisconnected;
	MovementPacket movementPacket;
	IdIssued idIssued;
	Position position;

	public Host(){
		remotePlayerConnected = new RemotePlayerConnected();
		remotePlayerDisconnected = new RemotePlayerDisconnected();
		movementPacket = new MovementPacket();
		idIssued = new IdIssued();
		position = new Position();


		players = new ArrayList<PlayerThin>();
		server = new Server();

		initServer();
	}

	public void initServer(){
		try{
			server.start();
			server.bind(54555, 54556);
			PacketTypes.register(server);

			server.addListener(new Listener(){
				public void received (Connection connection, Object object){
					if(object instanceof Position){
						position = (Position) object;
						//System.out.println("Player " + connection.getID() + " is at this location: [" + position.x + "," + position.y + "]");
						//System.out.println("Received Position Packet from " + position.ID +  ", [" + position.x + ", " + position.y + "]");
						for (PlayerThin player : players) {
								if(player.getConnection().getID() == connection.getID()){
								//if the current playerThin matches the connection, update its position
									//System.out.println("Updating player " + player.getConnection().getID() + " with coordinates: [" + position.x + ", " + position.y + "]");
									player.setX(position.x);
									player.setY(position.y);
									player.setTimeStamp(position.timeStamp);
									server.sendToAllExceptUDP(connection.getID(), position);
						        }
						}
					}else if (object instanceof MovementPacket){
						//System.out.println("Movement Packet Received");
						movementPacket = (MovementPacket)object;
						server.sendToAllExceptUDP(connection.getID(), movementPacket);
					}else if(object instanceof String){
						server.sendToAllExceptTCP(connection.getID(), object.toString());
					}else{
						System.out.println("Received unknown packet from: " + connection.getID());
					}
				}
				public void connected (Connection connection){
					System.out.println("New User Connected");
					//create player in list:
					players.add(new PlayerThin(connection));
					//inform them of their ID
					idIssued.ID = connection.getID();
					connection.sendTCP(idIssued);
					//send them all other players:
					for(PlayerThin player : players){
						if(!player.getConnection().equals(connection)){
							remotePlayerConnected.ID = player.getConnection().getID();
							connection.sendTCP(remotePlayerConnected);

							position = new Position();
							position.ID = player.getConnection().getID();
							position.x = player.getX();
							position.y = player.getY();
							connection.sendTCP(position);




						}
					}
					//Broadcast new player to other players
					remotePlayerConnected.ID = connection.getID();
					for (PlayerThin	player : players) {
						if(!player.getConnection().equals(connection)){
							player.getConnection().sendTCP(remotePlayerConnected);
						}
					}
				}
				public void disconnected (Connection connection){
					//alert all existing players (Except for disconnted player
					remotePlayerDisconnected.ID = connection.getID();
					for(PlayerThin player: players){
						if(!player.getConnection().equals(connection)){
							player.getConnection().sendTCP(remotePlayerDisconnected);
						}
					}
					for(int i = players.size() -1; i>=0; i--){
						if(players.get(i).getConnection().equals(connection)){
							players.remove(i);
							break;
						}
					}
					//remove from the list
				}
			});
		}catch(Exception e){
			System.out.println("error in initserver: " + e.toString());
		}
	}

	public static void main (String[] args){
		Host host = new Host();
	}



}