How to specify id when uses include in layout xml file

Question

In my layout xml file, I have included other layout xml file (each with a different android id).

Answer 1

In a case of using find the id of by using an instance of inflated view or else it will return null.

public class ViewHolder extends RecyclerView.ViewHolder {

        private mTextView;

        public ViewHolder(View view) {
            super(view);
            View include_1 = view.findViewById(R.id.include_1);
            mTextView = (TextView) include_1.findViewById(R.id.text_id);
        }
    }