Added BoatActonEncoder.

Updated ControllerClient to use RaceVisionByteEncoder.encode(message). It also logs a warning if the encoding fails. Also removed pointless and out of place encode/decode of the action enum.
Added a BoatActionDecoderTest which tests encoding/decoding a BoatAction Message.
issue #35 #36
#story[1095]

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

@@ -0,0 +1,40 @@
+package network.MessageEncoders;
+
+
+import network.Messages.AC35Data;
+import network.Messages.BoatAction;
+
+import java.nio.ByteBuffer;
+
+import static network.Utils.ByteConverter.intToBytes;
+
+/**
+ * This encoder can encode a {@link BoatAction} message.
+ */
+public class BoatActionEncoder implements MessageEncoder {
+
+
+    /**
+     * Constructor.
+     */
+    public BoatActionEncoder() {
+    }
+
+
+    @Override
+    public byte[] encode(AC35Data message) {
+
+        //Downcast.
+        BoatAction boatAction = (BoatAction) message;
+
+        //Message is 1 byte.
+        ByteBuffer boatActionMessage = ByteBuffer.allocate(1);
+
+        boatActionMessage.put(intToBytes(boatAction.getBoatAction(), 1));
+
+        byte [] result = boatActionMessage.array();
+
+        return result;
+
+    }
+}

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

@@ -33,6 +33,8 @@ public class EncoderFactory {
 
             case JOIN_ACCEPTANCE: return new JoinAcceptanceEncoder();
 
+            case BOATACTION: return new BoatActionEncoder();
+
 
             default: throw new InvalidMessageTypeException("Unrecognised message type: " + type);
         }

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

@@ -341,12 +341,6 @@ public class RaceVisionByteEncoder {
         return result.array();
     }
 
-    public static byte[] boatActionMessage(BoatAction boatAction){
-        ByteBuffer boatActionMessage = ByteBuffer.allocate(1);
-        boatActionMessage.put(intToBytes(boatAction.getBoatAction(), 1));
-        byte [] result = boatActionMessage.array();
-        return result;
-    }
 
 
     /**

racevisionGame/src/main/java/network/Messages/Enums/BoatActionEnum.java

@@ -8,6 +8,10 @@ import java.util.Map;
  */
 public enum BoatActionEnum {
     NOT_A_STATUS(-1),
+
+    /**
+     * Autopilot = auto VMG.
+     */
     AUTO_PILOT(1),
     SAILS_IN(2),
     SAILS_OUT(3),
@@ -68,4 +72,4 @@ public enum BoatActionEnum {
         }
 
     }
-}
+}