title: BufferedWriter no new line is printed
body: <p>I use: </p>
  
  <pre><code>bw = new BufferedWriter(new FileWriter("C:\\Users\\MyUser\\Desktop\\docum.txt"));
  bw.write("Hello, world!\n");
  bw.write("Hello!);
  </code></pre>
  
  <p>But it is printed <code>"Hello, world!Hello!"</code>, no <code>newline</code> is being printed. What should I do? thanks a lot</p>