001    /**
002     * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.model;
016    
017    import com.liferay.portal.kernel.exception.SystemException;
018    
019    /**
020     * @author Connor McKay
021     */
022    public interface PersistedModel {
023    
024            /**
025             * Updates this model instance in the database or adds it if it does not yet
026             * exist. Also notifies the appropriate model listeners.
027             *
028             * @throws SystemException if a system exception occurred
029             */
030            public void persist() throws SystemException;
031    
032    }