001    /**
002     * Copyright (c) 2000-2010 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.portlet.journal.action;
016    
017    import com.liferay.portal.kernel.util.ContentTypes;
018    import com.liferay.portal.kernel.util.ParamUtil;
019    import com.liferay.portal.util.PortalUtil;
020    import com.liferay.portlet.journal.model.JournalStructure;
021    import com.liferay.portlet.journal.service.JournalStructureLocalServiceUtil;
022    import com.liferay.util.servlet.ServletResponseUtil;
023    
024    import javax.servlet.http.HttpServletRequest;
025    import javax.servlet.http.HttpServletResponse;
026    
027    import org.apache.struts.action.Action;
028    import org.apache.struts.action.ActionForm;
029    import org.apache.struts.action.ActionForward;
030    import org.apache.struts.action.ActionMapping;
031    
032    /**
033     * @author Brian Wing Shun Chan
034     * @author Raymond Augé
035     */
036    public class GetStructureAction extends Action {
037    
038            public ActionForward execute(
039                            ActionMapping mapping, ActionForm form, HttpServletRequest request,
040                            HttpServletResponse response)
041                    throws Exception {
042    
043                    try {
044                            long groupId = ParamUtil.getLong(request, "groupId");
045                            String structureId = ParamUtil.getString(request, "structureId");
046    
047                            JournalStructure structure =
048                                    JournalStructureLocalServiceUtil.getStructure(
049                                            groupId, structureId);
050    
051                            String fileName = null;
052                            byte[] bytes = structure.getXsd().getBytes();
053    
054                            ServletResponseUtil.sendFile(
055                                    request, response, fileName, bytes, ContentTypes.TEXT_XML_UTF8);
056    
057                            return null;
058                    }
059                    catch (Exception e) {
060                            PortalUtil.sendError(e, request, response);
061    
062                            return null;
063                    }
064            }
065    
066    }