how to use spannableString

        String user_agree_policy_1 = UIUtil.getString(R.string.user_agree_policy_1);
        String user_agree_policy_2 = UIUtil.getString(R.string.user_agree_policy_2);
        String user_agree_policy_3 = UIUtil.getString(R.string.user_agree_policy_3);
        
        String text = user_agree_policy_1 + user_agree_policy_2 + user_agree_policy_3;
        SpannableString spannableString = new SpannableString(text);
        spannableString.setSpan(new ClickableSpan() {
            @Override
            public void onClick(View widget) {
               Toast.makeText(context,"jump to one page",Toast.LENGTH_LONG);
            }
        }, 0, user_agree_policy_1.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
        spannableString.setSpan(new ClickableSpan() {
            @Override
            public void onClick(View widget) {
               Toast.makeText(context,"jump to two page",Toast.LENGTH_LONG);
            }
        }, (user_agree_policy_2 + user_agree_policy_1).length(), text.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
        tvAgreePolicy.setText(spannableString);
        tvAgreePolicy.setMovementMethod(LinkMovementMethod.getInstance());