PagerAdapter.java

    private class PagerAdapter extends android.support.v4.view.PagerAdapter {
        
        // ...

        private final Pattern patternBullet = Pattern.compile("[a-zA-Z0-9 ]+\\n");
        private final Pattern patternLine = Pattern.compile("~");

        private final String[] descriptions = new String[]{
                "Unlimited Albums\n~\n" +
                        "5 Customer Profiles\n~\n" +
                        "Save customers full body measurement\n~\n",

                "Unlimited Albums\n~\n" +
                        "50 Customer Profiles\n~\n" +
                        "Add watermark when sharing photos\n~\n" +
                        "Save customers full body measurement\n~\n",

                "Unlimited Albums\n~\n" +
                        "Unlimited Customer Profiles\n~\n" +
                        "Add watermark when sharing photos\n~\n" +
                        "Save customers full body measurement\n~\n" +
                        "Custom measurement templates\n~\n"
        };

        private void populate(Context context, SubscriptionCardBinding binding, int position) {

            // ...
            
            binding.subDesc.setText(getSpannedDesc(context, descriptions[position]));
            
            // ...
        }

        private CharSequence getSpannedDesc(Context context, String desc) {
            SpannableStringBuilder spanned = new SpannableStringBuilder(desc);

            Matcher matcher = patternLine.matcher(desc);
            while (matcher.find()) {
                spanned.setSpan(new HorizontalLineSpan(context),
                        matcher.start(), matcher.end(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);

            }

            matcher = patternBullet.matcher(desc);
            while (matcher.find()) {
                spanned.setSpan(new BulletSpan(context),
                        matcher.start(), matcher.end(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
            }

            return spanned;
        }

        // ...
    }