/*******************************************************************************
* LogDruid : Generate charts and reports using data gathered in log files
* Copyright (C) 2016 Frederic Valente (frederic.valente@gmail.com)
*
* This program is free software: you can redistribute it and/or modify it under the terms of the GNU 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 General Public License along with this program. If not, see http://www.gnu.org/licenses/.
*******************************************************************************/
package logdruid.util;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.ArrayList;
import org.apache.log4j.Logger;
import com.thoughtworks.xstream.XStream;
import com.thoughtworks.xstream.io.xml.StaxDriver;
public class Persister {
private static Logger logger = Logger.getLogger(Persister.class.getName());
static XStream xstream = new XStream(new StaxDriver());
public static void save(File file, Object object) {
FileOutputStream fos = null;
try {
String xml = xstream.toXML(object);
fos = new FileOutputStream(file);
// fos.write("<?xml version=\"1.0\"?>".getBytes("UTF-8"));
byte[] bytes = xml.getBytes("UTF-8");
fos.write(bytes);
} catch (Exception e) {
logger.info("Error in XML Write: " + e.getMessage());
} finally {
if (fos != null) {
try {
fos.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
public static Object open(File file) {
XStream xstream = new XStream(new StaxDriver());
FileOutputStream fos = null;
Object returnedObject = null;
try {
returnedObject = (Object) xstream.fromXML(file);
/*
* fos = new FileOutputStream(file);
*
* byte[] bytes = xml.getBytes("UTF-8"); fos.write(bytes);
*/
} catch (Exception e) {
logger.info("No existing preference file: " + e.getMessage());
} finally {
if (fos != null) {
try {
fos.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
return returnedObject;
}
public Persister() {
}
}