network interface

matchBrowser/pom.xml

@@ -36,6 +36,13 @@
             <version>6.11</version>
             <scope>test</scope>
         </dependency>
+
+        <dependency>
+            <groupId>seng302</groupId>
+            <artifactId>racevisionGame</artifactId>
+            <version>2.0</version>
+        </dependency>
+
     </dependencies>
 
     <properties>

matchBrowser/src/main/java/app/Main.java

@@ -1,7 +1,12 @@
 package app;
 
+import networkInterface.NetworkInterface;
+
 /**
  * Used when starting the matchmaking browser
  */
 public class Main {
+    public static void main(String[] args) {
+        NetworkInterface networkInterface = new NetworkInterface();
+    }
 }

matchBrowser/src/main/java/networkInterface/NetworkInterface.java

@@ -1,17 +1,23 @@
 package networkInterface;
 
-import java.io.*;
-import java.net.*;
+import network.Exceptions.InvalidMessageException;
+import network.MessageDecoders.HostedGamesRequestDecoder;
+import network.Messages.HostGamesRequest;
+
+import java.io.IOException;
+import java.net.DatagramPacket;
+import java.net.DatagramSocket;
+import java.net.InetAddress;
 
 /**
  * Holds the output for the network for
  */
-public class InInterface {
+public class NetworkInterface {
     private DatagramSocket serverSocket;
     private byte[] receiveData = new byte[1024];
     private byte[] sendData = new byte[1024];
 
-    public InInterface(){
+    public NetworkInterface(){
         try {
             this.serverSocket = new DatagramSocket(3779);
 
@@ -29,6 +35,14 @@ public class InInterface {
             serverSocket.receive(receivePacket);
 
             //decode and update table
+            HostedGamesRequestDecoder decoder = new HostedGamesRequestDecoder();
+            HostGamesRequest newKnownGames;
+            try{
+                newKnownGames = (HostGamesRequest) decoder.decode(receivePacket.getData());
+                System.out.println(newKnownGames.getKnownGames().get(0));
+            }catch (InvalidMessageException e){
+                System.err.println("Message received that is not a hostedGamesRequest packet");
+            }
 
             //client ip and port
             InetAddress IPAddress = receivePacket.getAddress();
@@ -36,6 +50,7 @@ public class InInterface {
 
 
 
+
 //            String capitalizedSentence = sentence.toUpperCase();
 //            sendData = capitalizedSentence.getBytes();
 //            DatagramPacket sendPacket =

matchBrowser/src/main/java/networkInterface/OutInterface.java

@@ -1,7 +0,0 @@
-package networkInterface;
-
-/**
- * Holds the connection to the network for output
- */
-public class OutInterface {
-}

racevisionGame/src/main/java/network/MessageEncoders/HostGameMessageEncoder.java

@@ -5,8 +5,6 @@ import network.Messages.AC35Data;
 import network.Messages.HostGame;
 
 import java.nio.ByteBuffer;
-import java.nio.ByteOrder;
-import java.util.List;
 
 import static network.Utils.ByteConverter.intToBytes;
 
@@ -25,7 +23,7 @@ public class HostGameMessageEncoder implements MessageEncoder{
             //Downcast
             HostGame hostGame = (HostGame) message;
 
-            ByteBuffer hostGameMessage = ByteBuffer.allocate(14);
+            ByteBuffer hostGameMessage = ByteBuffer.allocate(13);
 
             ByteBuffer ipBytes = ByteBuffer.allocate(4);
             String ip = hostGame.getIp();

racevisionGame/src/main/java/network/MessageEncoders/HostedGamesRequestEncoder.java

@@ -6,7 +6,6 @@ import network.Messages.HostGame;
 import network.Messages.HostGamesRequest;
 
 import java.nio.ByteBuffer;
-import java.util.List;
 
 import static network.Utils.ByteConverter.intToBytes;
 
@@ -26,7 +25,7 @@ public class HostedGamesRequestEncoder implements MessageEncoder{
 
             int numGames = hostGamesRequest.getKnownGames().size();
 
-            ByteBuffer hostedGamesRequestMessage = ByteBuffer.allocate(4+14*numGames);
+            ByteBuffer hostedGamesRequestMessage = ByteBuffer.allocate(4+13*numGames);
 
             hostedGamesRequestMessage.put(intToBytes(numGames));
 

racevisionGame/src/main/java/visualiser/network/MatchBrowserInterface.java

@@ -0,0 +1,33 @@
+package visualiser.network;
+
+import network.BinaryMessageEncoder;
+import network.Exceptions.InvalidMessageException;
+import network.MessageEncoders.HostGameMessageEncoder;
+import network.Messages.AC35Data;
+import network.Messages.Enums.MessageType;
+
+import java.net.DatagramSocket;
+
+/**
+ * UDP interface for the matchBrowser to send out hosted game info and get in other hosts info
+ */
+public class MatchBrowserInterface {
+    DatagramSocket clientSocket;
+
+    public void sendOutGameInfo(AC35Data gameInfo){
+        byte[] fullMessageToSend;
+        try{
+            HostGameMessageEncoder encoder = new HostGameMessageEncoder();
+            byte[] message = encoder.encode(gameInfo);
+            BinaryMessageEncoder messageEncoder = new BinaryMessageEncoder(MessageType.HOST_GAME
+                    ,System.currentTimeMillis(), 1,(short) 14 ,message);
+            fullMessageToSend = messageEncoder.getFullMessage();
+        }catch (InvalidMessageException e){
+            System.err.println("HostGameMessage could not be encoded");
+        }
+
+
+
+
+    }
+}