Minor style tweaks

[zxing.git] / bug / src / com / google / zxing / client / bug / app / BugBarcodeApp.java

diff --git a/bug/src/com/google/zxing/client/bug/app/BugBarcodeApp.java b/bug/src/com/google/zxing/client/bug/app/BugBarcodeApp.java
index d017211..01d6d05 100644 (file)
--- a/bug/src/com/google/zxing/client/bug/app/BugBarcodeApp.java
+++ b/bug/src/com/google/zxing/client/bug/app/BugBarcodeApp.java
@@ -43,9 +43,9 @@ import java.io.IOException;
  */
 public final class BugBarcodeApp implements IButtonEventListener, ImageObserver {
 
-       private ICameraDevice camera;
-  private ICameraModuleControl cameraControl;
-       private Frame frame;
+       private final ICameraDevice camera;
+  private final ICameraModuleControl cameraControl;
+       private final Frame frame;
        private Image image;
        private ImageCanvas imageCanvas;
        private Label barcodeLabel;