// Path: server/brownshome/scriptwars/connection/InvalidIDException.java
// public class InvalidIDException extends Exception {}
// 
// Path: server/brownshome/scriptwars/server/Server.java
// public class Server {
// 	public static final Logger LOG = Logger.getLogger("brownshome.scriptwars.server");
// 	
// 	private static volatile boolean stop = false;
// 	
// 	public static void initialize() {
// 		try {
// 			GameType.addType(TankGame.class, Difficulty.EASY);
// 		} catch (GameCreationException gce) {
// 			Server.LOG.log(Level.SEVERE, "Improperly built game files.", gce);
// 		}
// 	}
// 	
// 	public static Collection<GameType> getGames() {
// 		return GameType.getGameTypes();
// 	}
// 
// 	public static void shutdown() {
// 		stop = true;
// 		UDPConnectionHandler.instance().closeConnectionHandler();
// 		TCPConnectionHandler.instance().closeConnectionHandler();
// 		MemoryConnectionHandler.instance().closeConnectionHandler();
// 	}
// 	
// 	public static boolean shouldStop() {
// 		return stop;
// 	}
// }


import java.io.IOException;
import java.net.*;
import java.nio.ByteBuffer;
import java.nio.channels.*;
import java.nio.charset.StandardCharsets;
import java.util.*;
import java.util.logging.Level;
import brownshome.scriptwars.connection.InvalidIDException;
import brownshome.scriptwars.game.*;
import brownshome.scriptwars.server.Server;
package brownshome.scriptwars.connection;



/**
 * Communicates over UDP with the client library. Each packet received is formatted as follows.
 * 
 * int: ID
 * var: data
 * 
 * If there is no data the packet is only seen as a keepalive or the start of a connection.
 * 
 */
public class UDPConnectionHandler extends ConnectionHandler<SocketAddress> {
	private static UDPConnectionHandler instance;
	
	public static UDPConnectionHandler instance() {
		if(instance == null) {
			instance = new UDPConnectionHandler();
		}
		
		return instance;
	}
	
	public static final int PORT = 35565;
	public static final int UPD_PROTOCOL_BYTE = 1;
	
	private DatagramChannel channel;

	private UDPConnectionHandler() {
		try {
			channel = DatagramChannel.open();
			channel.socket().bind(new InetSocketAddress(PORT));
		} catch (IOException e) {
// Path: server/brownshome/scriptwars/connection/InvalidIDException.java
// public class InvalidIDException extends Exception {}
// 
// Path: server/brownshome/scriptwars/server/Server.java
// public class Server {
// 	public static final Logger LOG = Logger.getLogger("brownshome.scriptwars.server");
// 	
// 	private static volatile boolean stop = false;
// 	
// 	public static void initialize() {
// 		try {
// 			GameType.addType(TankGame.class, Difficulty.EASY);
// 		} catch (GameCreationException gce) {
// 			Server.LOG.log(Level.SEVERE, "Improperly built game files.", gce);
// 		}
// 	}
// 	
// 	public static Collection<GameType> getGames() {
// 		return GameType.getGameTypes();
// 	}
// 
// 	public static void shutdown() {
// 		stop = true;
// 		UDPConnectionHandler.instance().closeConnectionHandler();
// 		TCPConnectionHandler.instance().closeConnectionHandler();
// 		MemoryConnectionHandler.instance().closeConnectionHandler();
// 	}
// 	
// 	public static boolean shouldStop() {
// 		return stop;
// 	}
// }


// Path: server/brownshome/scriptwars/connection/UDPConnectionHandler.java
import java.io.IOException;
import java.net.*;
import java.nio.ByteBuffer;
import java.nio.channels.*;
import java.nio.charset.StandardCharsets;
import java.util.*;
import java.util.logging.Level;
import brownshome.scriptwars.connection.InvalidIDException;
import brownshome.scriptwars.game.*;
import brownshome.scriptwars.server.Server;

package brownshome.scriptwars.connection;



/**
 * Communicates over UDP with the client library. Each packet received is formatted as follows.
 * 
 * int: ID
 * var: data
 * 
 * If there is no data the packet is only seen as a keepalive or the start of a connection.
 * 
 */
public class UDPConnectionHandler extends ConnectionHandler<SocketAddress> {
	private static UDPConnectionHandler instance;
	
	public static UDPConnectionHandler instance() {
		if(instance == null) {
			instance = new UDPConnectionHandler();
		}
		
		return instance;
	}
	
	public static final int PORT = 35565;
	public static final int UPD_PROTOCOL_BYTE = 1;
	
	private DatagramChannel channel;

	private UDPConnectionHandler() {
		try {
			channel = DatagramChannel.open();
			channel.socket().bind(new InetSocketAddress(PORT));
		} catch (IOException e) {
			Server.LOG.log(Level.SEVERE, "Unable to connect to port", e);