@Override
    public void loadMedias(int page, String albumId) {
        mCurrentAlbumId = albumId;
        if (page == 0) {
            mTasksView.clearMedia();
            mCurrentPage = 0;
        }
        ContentResolver cr = mTasksView.getAppCr();
        BoxingManager.getInstance().loadMedia(cr, page, albumId, mLoadMediaCallback);
    }
A presenter implement {@link com.bilibili.boxing.presenter.PickerContract.Presenter}.

@author ChenSL
boxing/src/main/java/com/bilibili/boxing/presenter/PickerPresenter.java