Removed the last dependency on the obsolete SystemMessages class.

This dependency was left by mistake.
We now read all the system messages of the VB from a protobuf file
using the StorageManager component.

voting-booth/src/main/java/meerkat/voting/controller/SystemMessages.java

@@ -1,77 +0,0 @@
-package meerkat.voting.controller;
-
-import com.google.protobuf.ByteString;
-import meerkat.protobuf.Voting.*;
-
-/**
- * Created by hai on 18/05/16.
- */
-final public class SystemMessages {
-
-    private SystemMessages() {
-        // This is a static class. No instantiation of this is needed.
-    }
-
-    public static UIElement getWaitForCommitMessage() {
-        return UIElement.newBuilder()
-                .setType(UIElementDataType.TEXT)
-                .setData(ByteString.copyFromUtf8("Please wait while committing to ballot"))
-                .build();
-    }
-
-    public static UIElement getWaitForAuditMessage() {
-        return UIElement.newBuilder()
-                .setType(UIElementDataType.TEXT)
-                .setData(ByteString.copyFromUtf8("Please wait while auditing your ballot"))
-                .build();
-    }
-
-    public static UIElement getWaitForCastMessage() {
-        return UIElement.newBuilder()
-                .setType(UIElementDataType.TEXT)
-                .setData(ByteString.copyFromUtf8("Please wait while finalizing your ballot for voting"))
-                .build();
-    }
-
-    public static UIElement getRestartVotingButton() {
-        return UIElement.newBuilder()
-                .setType(UIElementDataType.TEXT)
-                .setData(ByteString.copyFromUtf8("Restart voting"))
-                .build();
-    }
-
-    public static UIElement getUnrecognizedFinalizeResponseMessage() {
-        return UIElement.newBuilder()
-                .setType(UIElementDataType.TEXT)
-                .setData(ByteString.copyFromUtf8("Could not understand response for Cast or Audit. Force restarting."))
-                .build();
-    }
-
-    public static UIElement getUnsuccessfulChannelChoiceMessage() {
-        return UIElement.newBuilder()
-                .setType(UIElementDataType.TEXT)
-                .setData(ByteString.copyFromUtf8("Choice of channel was unsuccessful. Force restarting."))
-                .build();
-    }
-
-    public static UIElement getOutputDeviceFailureMessage() {
-        return UIElement.newBuilder()
-                .setType(UIElementDataType.TEXT)
-                .setData(ByteString.copyFromUtf8("Ballot output device failure. Force restarting."))
-                .build();
-    }
-
-    public static UIElement getUnsuccessfulVotingMessage() {
-        return UIElement.newBuilder()
-                .setType(UIElementDataType.TEXT)
-                .setData(ByteString.copyFromUtf8("Voting was unsuccessful. Force restarting."))
-                .build();
-    }
-
-    public static UIElement getSomethingWrongMessage() {
-        return UIElement.newBuilder()
-                .setType(UIElementDataType.TEXT)
-                .setData(ByteString.copyFromUtf8("Something was terribly wrong. Force restarting."))
-                .build();
-    }
-}

voting-booth/src/main/java/meerkat/voting/controller/VotingBoothImpl.java

@@ -306,7 +306,7 @@ public class VotingBoothImpl implements VotingBoothController {
                                 systemMessages.get(storageManager.OUTPUT_DEVICE_FAILURE_MESSAGE)));
             }
             else {
-                ui.notifyVoterToWaitForFinish(SystemMessages.getWaitForCastMessage(),
+                ui.notifyVoterToWaitForFinish(systemMessages.get(storageManager.WAIT_FOR_CAST_MESSAGE),
                         new WaitForFinishCallback(generateRequestIdentifier(),
                                 state.currentBallotSerialNumber,
                                 this.queue,