### Question:
ContractDBUtil { public static <T> boolean putModel(String area, byte[] key, T value) { if (!baseCheckArea(area)) { return false; } if (key == null || value == null) { return false; } try { byte[] bytes = getModelSerialize(value); return RocksDBService.put(area, key, bytes); } catch (Exception e) { Log.error(e); return false; } }  static boolean putModel(String area, byte[] key, T value); static T getModel(byte[] value, Class<T> clazz); static T getModel(String area, byte[] key, Class<T> clazz);  }### Answer:
@Test public void putModel() { }