how to make grid layout in recyclerview android code example

Example 1: how to use mutliple layouts in recyclerview

@Override
public int getItemViewType(int position) {
        if(user_id_array.get(position).equals(user_one))
            return 1;
        else if(user_id_array.get(position).equals(user_two))
            return 2;
        else
            return 3;
}

Example 2: how to set number of columns in recyclerview android

.//Add in recyclerView widget in xml file
app:layoutManager="androidx.recyclerview.widget.GridLayoutManager"
app:spanCount="2"