Java tutorial
/* * This library is part of OpenCms - * the Open Source Content Management System * * Copyright (c) Alkacon Software GmbH (http://www.alkacon.com) * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library 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 * Lesser General Public License for more details. * * For further information about Alkacon Software, please see the * company website: http://www.alkacon.com * * For further information about OpenCms, please see the * project website: http://www.opencms.org * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ package org.opencms.ui; import org.opencms.file.CmsObject; import org.opencms.main.CmsUIServlet; import com.vaadin.server.VaadinServlet; import com.vaadin.ui.CustomComponent; /** * Abstract component class providing access to the OpenCms context.<p> */ public abstract class A_CmsCustomComponent extends CustomComponent { /** Serail version id. */ private static final long serialVersionUID = -3826368197794953978L; /** * Returns the current cms context.<p> * * @return the current cms context */ public CmsObject getCmsObject() { return ((CmsUIServlet) VaadinServlet.getCurrent()).getCmsObject(); } }