The message encoders and decoders now catch exceptions, and throw InvalidMessageException.

Removed the big switch statement from BinaryMessageDecoder - it now uses the decoder factory instead.
issue #35 #36
#story[1095]

racevisionGame/src/main/java/network/MessageDecoders/MessageDecoder.java

@@ -1,6 +1,7 @@
 package network.MessageDecoders;
 
 
+import network.Exceptions.InvalidMessageException;
 import network.Messages.AC35Data;
 
 
@@ -15,7 +16,8 @@ public interface MessageDecoder {
      * Decodes a given message.
      * @param encodedMessage The message to decode.
      * @return The decoded message.
+     * @throws InvalidMessageException Thrown if the encoded message is invalid in some way, or cannot be decoded.
      */
-    public AC35Data decode(byte[] encodedMessage);
+    public AC35Data decode(byte[] encodedMessage) throws InvalidMessageException;
 
 }