StripImageCacheDataSource.java 文件源码

@Override
public RequestCreator fetchImageStrip(@NonNull Long id) {

    if (id == null) {
        throw new IllegalArgumentException();
    }

    File file = getImageCacheForStrip(id);

    return mPicasso
            .load(file)
            .networkPolicy(NetworkPolicy.OFFLINE, NetworkPolicy.NO_STORE);
}