When a newsletter template contains a empty CSS rule in <style> section like:
#newsletter-sidebar1 .encart{
}
the following css rules are ignored because the selector and properties are inverted.
This piece of code in SendMailHelper does not support empty rule:
StringTokenizer st = new StringTokenizer(styleRules, "{}"); while (st.countTokens() > 1) { String selectors = st.nextToken(); String properties = st.nextToken(); String[] selector = selectors.split(","); for (String s : selector) { if (StringUtils.isNotBlank(s)) { rules.add(new CssRule(s.trim(), properties, rules.size())); } } }
With a empty rule, the "properties" value is the next CSS rule instead of empty.