code: public static String initials(final String str, final String charsetName) throws UnsupportedEncodingException {
  		return initials(new String(str.getBytes(charsetName), "UTF-8"));
  	}
docs: Transliterate Unicode string to a initials.
  
  @param str         Unicode String to initials.
  @param charsetName charset Name
  @return String initials.
  @throws UnsupportedEncodingException