package de.sub.goobi.helper.tasks;
/**
* This file is part of the Goobi Application - a Workflow tool for the support of mass digitization.
*
* Visit the websites for more information.
* - http://www.goobi.org
* - http://launchpad.net/goobi-production
* - http://gdz.sub.uni-goettingen.de
* - http://www.intranda.com
* - http://digiverso.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 2 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, write to the Free Software Foundation, Inc., 59
* Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Linking this library statically or dynamically with other modules is making a combined work based on this library. Thus, the terms and conditions
* of the GNU General Public License cover the whole combination. As a special exception, the copyright holders of this library give you permission to
* link this library with independent modules to produce an executable, regardless of the license terms of these independent modules, and to copy and
* distribute the resulting executable under terms of your choice, provided that you also meet, for each linked independent module, the terms and
* conditions of the license of that module. An independent module is a module which is not derived from or based on this library. If you modify this
* library, you may extend this exception to your version of the library, but you are not obliged to do so. If you do not wish to do so, delete this
* exception statement from your version.
*/
import java.io.File;
import java.io.IOException;
import java.util.HashMap;
import java.util.Iterator;
import org.jdom.Document;
import org.jdom.Element;
import org.jdom.input.SAXBuilder;
import de.sub.goobi.beans.Prozess;
import de.sub.goobi.config.ConfigMain;
import de.sub.goobi.helper.Helper;
import de.sub.goobi.helper.exceptions.DAOException;
import de.sub.goobi.persistence.ProzessDAO;
public class ProcessSwapInTask extends LongRunningTask {
@Override
public void initialize(Prozess inProzess) {
super.initialize(inProzess);
setTitle("Einlagerung: " + inProzess.getTitel());
}
/**
* Aufruf als Thread ================================================================
*/
@Override
@SuppressWarnings("unchecked")
public void run() {
setStatusProgress(5);
String swapPath = null;
ProzessDAO dao = new ProzessDAO();
String processDirectory = "";
if (ConfigMain.getBooleanParameter("useSwapping")) {
swapPath = ConfigMain.getParameter("swapPath", "");
} else {
setStatusMessage("swapping not activated");
setStatusProgress(-1);
return;
}
if (swapPath == null || swapPath.length() == 0) {
setStatusMessage("no swappingPath defined");
setStatusProgress(-1);
return;
}
File swapFile = new File(swapPath);
if (!swapFile.exists()) {
setStatusMessage("Swap folder does not exist or is not mounted");
setStatusProgress(-1);
return;
}
try {
processDirectory = getProzess().getProcessDataDirectoryIgnoreSwapping();
// TODO: Don't catch Exception (the super class)
} catch (Exception e) {
logger.warn("Exception:", e);
setStatusMessage("Error while getting process data folder: " + e.getClass().getName() + " - " + e.getMessage());
setStatusProgress(-1);
return;
}
File fileIn = new File(processDirectory);
File fileOut = new File(swapPath + getProzess().getId() + File.separator);
if (!fileOut.exists()) {
setStatusMessage(getProzess().getTitel() + ": swappingOutTarget does not exist");
setStatusProgress(-1);
return;
}
if (!fileIn.exists()) {
setStatusMessage(getProzess().getTitel() + ": process data folder does not exist");
setStatusProgress(-1);
return;
}
SAXBuilder builder = new SAXBuilder();
Document docOld;
try {
File swapLogFile = new File(processDirectory, "swapped.xml");
docOld = builder.build(swapLogFile);
// TODO: Don't catch Exception (the super class)
} catch (Exception e) {
logger.warn("Exception:", e);
setStatusMessage("Error while reading swapped.xml in process data folder: " + e.getClass().getName() + " - " + e.getMessage());
setStatusProgress(-1);
return;
}
/*
* --------------------- alte Checksummen in HashMap schreiben -------------------
*/
setStatusMessage("reading checksums");
Element rootOld = docOld.getRootElement();
HashMap<String, String> crcMap = new HashMap<String, String>();
// TODO: Don't use Iterators
for (Iterator<Element> it = rootOld.getChildren("file").iterator(); it.hasNext();) {
Element el = it.next();
crcMap.put(el.getAttribute("path").getValue(), el.getAttribute("crc32").getValue());
}
Helper.deleteDataInDir(fileIn);
/*
* --------------------- Dateien kopieren und Checksummen ermitteln -------------------
*/
Document doc = new Document();
Element root = new Element("goobiArchive");
doc.setRootElement(root);
/*
* --------------------- Verzeichnisse und Dateien kopieren und anschliessend den Ordner leeren -------------------
*/
setStatusProgress(50);
try {
setStatusMessage("copying process files");
Helper.copyDirectoryWithCrc32Check(fileOut, fileIn, swapPath.length(), root);
} catch (IOException e) {
logger.warn("IOException:", e);
setStatusMessage("IOException in copyDirectory: " + e.getMessage());
setStatusProgress(-1);
return;
}
setStatusProgress(80);
/*
* --------------------- Checksummen vergleichen -------------------
*/
setStatusMessage("checking checksums");
// TODO: Don't use Iterators
for (Iterator<Element> it = root.getChildren("file").iterator(); it.hasNext();) {
Element el = it.next();
String newPath = el.getAttribute("path").getValue();
String newCrc = el.getAttribute("crc32").getValue();
if (crcMap.containsKey(newPath)) {
if (!crcMap.get(newPath).equals(newCrc)) {
setLongMessage(getLongMessage() + "File " + newPath + " has different checksum<br/>");
}
crcMap.remove(newPath);
}
}
setStatusProgress(85);
/*
* --------------------- prüfen, ob noch Dateien fehlen -------------------
*/
setStatusMessage("checking missing files");
if (crcMap.size() > 0) {
for (String myFile : crcMap.keySet()) {
setLongMessage(getLongMessage() + "File " + myFile + " is missing<br/>");
}
}
setStatusProgress(90);
/* in Prozess speichern */
Helper.deleteDir(fileOut);
try {
setStatusMessage("saving process");
Prozess myProzess = dao.get(getProzess().getId());
myProzess.setSwappedOutGui(false);
dao.save(myProzess);
} catch (DAOException e) {
setStatusMessage("DAOException while saving process: " + e.getMessage());
logger.warn("DAOException:", e);
setStatusProgress(-1);
return;
}
setStatusMessage("done");
setStatusProgress(100);
}
}