private List<String> stringToListOfLines(String rawEventException) {
    Matcher separateLinesMatcher = separateLinesPattern.matcher(rawEventException);
    List<String> lines = new ArrayList<String>();
    while (separateLinesMatcher.find()) {
      lines.add(separateLinesMatcher.group());
    }
    return lines;
  }
Takes a exception in string form and converts it into a list of string where each string corresponds to a line in
exception
@param rawEventException exception in a string form
@return list of lines in the exception
app/com/linkedin/drelephant/exceptions/EventException.java