/src/main/java/org/htmlunit/util/StringUtils.java
if ( string == null) {
if ( string == null || string.isEmpty ( ) ) {
return result; } public static String toRootLowerCase(final String s) { return s == null ? null : s.toLowerCase(Locale.ROOT); } public static String cssDeCamelize(final String string) { <extra_id_0> return string; } final StringBuilder builder = new StringBuilder(); for (int i = 0; i < string.length(); i++) { final char ch = string.charAt(i); if (Character.isUpperCase(ch)) {