import io.requery.rx.SingleEntityStore; //导入依赖的package包/类
@Provides
    @Singleton
    public SingleEntityStore<Persistable> provideDataStore(@NonNull final Context poContext) {
//        final DatabaseProvider<SQLiteDatabase> loSource = new DatabaseSource(poContext, Models.DEFAULT, "android_starter_alt.sqlite", 1);
        final DatabaseProvider<SQLiteDatabase> loSource = new SqlCipherDatabaseSource(poContext, Models.DEFAULT, "android_start_alt_requery_sqlcipher.sqlite", "android_starter_alt", 1);
        final Configuration loConfiguration = loSource.getConfiguration();
        final SingleEntityStore<Persistable> loDataStore = RxSupport.toReactiveStore(new EntityDataStore<>(loConfiguration));
        return loDataStore;
    }
 

import io.requery.rx.SingleEntityStore; //导入依赖的package包/类
@Provides
@Singleton
@Override
public SingleEntityStore<Persistable> provideDataStore(@NonNull final Context poContext) {
    final DatabaseSource loSource = new DatabaseSource(poContext, Models.DEFAULT, "mock_android_starter_alt.sqlite", 1);
    final Configuration loConfiguration = loSource.getConfiguration();
    final SingleEntityStore<Persistable> loDataStore = RxSupport.toReactiveStore(new EntityDataStore<>(loConfiguration));
    return loDataStore;
}
 

import io.requery.rx.SingleEntityStore; //导入依赖的package包/类
public static SingleEntityStore<Persistable> getData() {
    if (dataStore == null) {
        // override onUpgrade to handle migrating to a new version
        DatabaseSource source = new DatabaseSource(context, Models.DEFAULT, 1);
        Configuration configuration = source.getConfiguration();
        dataStore = RxSupport.toReactiveStore(
                new EntityDataStore<Persistable>(configuration));
    }
    return dataStore;
}