@Test public void test() { assertEquals("2", ResultSerializer.serialize(2)); }
public static String serialize(Integer result) { return result.toString(); }
ResultSerializer { public static String serialize(Integer result) { return result.toString(); } }
ResultSerializer { public static String serialize(Integer result) { return result.toString(); }  }
ResultSerializer { public static String serialize(Integer result) { return result.toString(); }  static String serialize(Integer result); }
ResultSerializer { public static String serialize(Integer result) { return result.toString(); }  static String serialize(Integer result);  }