/**
* Vosao CMS. Simple CMS for Google App Engine.
*
* Copyright (C) 2009-2010 Vosao development team.
*
* 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.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* email: vosao.dev@gmail.com
*/
package org.vosao.business.impl.imex;
import java.util.Iterator;
import java.util.List;
import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.DocumentHelper;
import org.dom4j.Element;
import org.vosao.business.imex.MessagesExporter;
import org.vosao.dao.DaoTaskException;
import org.vosao.entity.MessageEntity;
/**
* @author Alexander Oleynik
*/
public class MessagesExporterImpl extends AbstractExporter
implements MessagesExporter {
public MessagesExporterImpl(ExporterFactoryImpl factory) {
super(factory);
}
@Override
public String createMessagesXML() {
Document doc = DocumentHelper.createDocument();
Element messagesElement = doc.addElement("messages");
createMessagesXML(messagesElement);
return doc.asXML();
}
private void createMessagesXML(Element messagesElement) {
List<MessageEntity> list = getDao().getMessageDao().select();
for (MessageEntity message : list) {
createMessageXML(messagesElement, message);
}
}
private void createMessageXML(Element messagesElement,
final MessageEntity message) {
Element messageElement = messagesElement.addElement("message");
messageElement.addElement("language").setText(
message.getLanguageCode());
messageElement.addElement("code").setText(message.getCode());
messageElement.addElement("value").setText(message.getValue());
}
public void readMessages(Element messagesElement) throws DaoTaskException {
for (Iterator<Element> i = messagesElement.elementIterator();
i.hasNext(); ) {
Element element = i.next();
if (element.getName().equals("message")) {
String language = element.elementText("language");
String code = element.elementText("code");
String value = element.elementText("value");
MessageEntity message = getDao().getMessageDao().getByCode(
code, language);
if (message == null) {
message = new MessageEntity(code, language, value);
}
message.setValue(value);
getDaoTaskAdapter().messageSave(message);
}
}
}
/**
* Read and import data from _messages.xml file.
* @param xml - _messages.xml file content.
* @throws DocumentException
* @throws DaoTaskException
*/
public void readMessagesFile(String xml) throws DocumentException,
DaoTaskException {
Document doc = DocumentHelper.parseText(xml);
readMessages(doc.getRootElement());
}
}