init method

Future<void> init()

初始化：从磁盘恢复索引

Implementation

Future<void> init() async {
  if (_initialized) return;

  final keysJson = CacheServiceCore.getList<String>(_indexKey);
  if (keysJson != null && keysJson.isNotEmpty) {
    _keysIndex.addAll(keysJson);
  }

  _initialized = true;
}