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Service layer for PDFsam

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/*
 * This file is part of the PDF Split And Merge source code
 * Created on 30/apr/2014
 * Copyright 2017 by Sober Lemur S.r.l. ([email protected]).
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see .
 */
package org.pdfsam.service.update;


/**
 * Service for updates related functionalities
 * 
 * @author Andrea Vacondio
 *
 */
public interface UpdateService {

    /**
     * @return version number of the latest version available or the empty string if unable to retrieve the information
     */
    String getLatestVersion();
}