void setIsInTheMiddle(boolean isInTheMiddle) {
            mIsInTheMiddle = isInTheMiddle;
        }
Provide a reference to the type of views that you are using
(custom {@link RecyclerView.ViewHolder}).
ui/espresso/RecyclerViewSample/app/src/main/java/com/example/android/testing/espresso/RecyclerViewSample/CustomAdapter.java