@Override
 public void onInitializeAccessibilityNodeInfo(View view, AccessibilityNodeInfoCompat info) {
   super.onInitializeAccessibilityNodeInfo(view, info);
   info.setClassName(view.getClass().getName());
 }
 @Override
 public void onInitializeAccessibilityEvent(View view, AccessibilityEvent event) {
   super.onInitializeAccessibilityEvent(view, event);
   event.setClassName(view.getClass().getName());
 }