import android.database.SQLException;
import androidx.annotation.NonNull;
+import androidx.lifecycle.MutableLiveData;
import androidx.room.Database;
import androidx.room.Room;
import androidx.room.RoomDatabase;
abstract public class DB extends RoomDatabase {
public static final int REVISION = 59;
public static final String DB_NAME = "MoLe.db";
+ public static final MutableLiveData<Boolean> initComplete = new MutableLiveData<>(false);
private static DB instance;
public static DB get() {
if (instance != null)