public void writeToFile(String fileName) throws IOException { OutputStreamWriter writer = new OutputStreamWriter(new FileOutputStream(fileName), "UTF-8"); writer.write(separators.length + "\n"); for (int[] i : separators) { writer.write(i.length + "\n"); for (int j : i) { writer.write(j + "\n"); } } for (short i : rulesId) { writer.write(i + "\n"); } writer.write(rules.length + "\n"); for (Heuristic[] heuristics : rules) { writer.write(heuristics.length + "\n"); for (Heuristic heuristic : heuristics) { writer.write(heuristic.toString() + "\n"); } } writer.write(grammarInfo.length + "\n"); for (String s : grammarInfo) { writer.write(s + "\n"); } writer.close(); }