code:     public void testCompatibilityWith_v1_0_12() throws IOException, ClassNotFoundException {
          FileInputStream fis = new FileInputStream(SERIALIZATION_PREFIX + "logger_v1.0.12.ser");
          ObjectInputStream ois = new ObjectInputStream(fis);
          Logger a = (Logger) ois.readObject();
          ois.close();
          assertEquals("a", a.getName());
      }
  
  