basic multiplayer

app/src/main/java/network/protocol/PacketVisitor.java

@@ -6,6 +6,7 @@ import network.protocol.packets.KeepAlivePacket;
 import network.protocol.packets.LoginPacket;
 import network.protocol.packets.PlayerJoinPacket;
 import network.protocol.packets.PlayerLeavePacket;
+import network.protocol.packets.StartGamePacket;
 
 public interface PacketVisitor {
 
@@ -19,5 +20,6 @@ public interface PacketVisitor {
 	void visitPacket(LoginPacket packet);
 	void visitPacket(PlayerJoinPacket packet);
 	void visitPacket(PlayerLeavePacket packet);
+	void visitPacket(StartGamePacket packet);
 	
 }

app/src/main/java/network/protocol/Packets.java

@@ -2,6 +2,6 @@ package network.protocol;
 
 public enum Packets {
 
-	ConnectionInfo, KeepAlive, Disconnect, Login, PlayerJoin, PlayerLeave
+	ConnectionInfo, KeepAlive, Disconnect, Login, PlayerJoin, PlayerLeave, StartGame
 
 }

app/src/main/java/network/protocol/packets/StartGamePacket.java

@@ -0,0 +1,26 @@
+package network.protocol.packets;
+
+import network.protocol.Packet;
+import network.protocol.PacketVisitor;
+import network.protocol.Packets;
+
+public class StartGamePacket extends Packet {
+
+	static private final long serialVersionUID = Packets.StartGame.ordinal();
+
+	private final String serializedSudoku;
+
+	public StartGamePacket(String serializedSudoku) {
+		this.serializedSudoku = serializedSudoku;
+	}
+
+	public String getSerializedSudoku() {
+		return serializedSudoku;
+	}
+
+	@Override
+	public void accept(PacketVisitor packetVisitor) {
+		packetVisitor.visitPacket(this);
+	}
+
+}