TextView 标注*，并且字体颜色为红色

String title = "收回数量";
String prefix = "*";
SpannableStringBuilder ssb = new SpannableStringBuilder(title + prefix);
ssb.setSpan(new ForegroundColorSpan(UIUtil.getColor(R.color.common_color_red)), title.length(), title.length() + prefix.length(), SpannableStringBuilder.SPAN_EXCLUSIVE_EXCLUSIVE);
tvTitle.setText(ssb);