Java Code Examples for javax.xml.transform.sax.TransformerHandler#startDocument()

@Test
public void test() throws Exception {
    TransformerHandler th = ((SAXTransformerFactory) TransformerFactory.newInstance()).newTransformerHandler();

    DOMResult result = new DOMResult();
    th.setResult(result);

    th.startDocument();
    th.startElement("", "root", "root", new AttributesImpl());
    th.characters(new char[0], 0, 0);
    th.endElement("", "root", "root");
    th.endDocument();

    // there's no point in having empty text --- we should remove it
    Assert.assertEquals(0, ((Document) result.getNode()).getDocumentElement().getChildNodes().getLength());
}
 

public void test() throws Exception {
    ClassReader cr = new ClassReader(is);
    ByteArrayOutputStream bos = new ByteArrayOutputStream();

    SAXTransformerFactory saxtf = (SAXTransformerFactory) TransformerFactory.newInstance();
    TransformerHandler handler = saxtf.newTransformerHandler();
    handler.setResult(new SAXResult(new ASMContentHandler(bos, false)));
    handler.startDocument();
    cr.accept(new SAXClassAdapter(handler, false), false);
    handler.endDocument();

    assertEquals(cr, new ClassReader(bos.toByteArray()));
}
 

void save(File file, List<GanttPreviousStateTask> tasks) throws TransformerConfigurationException, SAXException {
  StreamResult result = new StreamResult(file);
  TransformerHandler handler = createHandler(result);
  HistorySaver saver = new HistorySaver();
  handler.startDocument();
  saver.saveBaseline(myName, tasks, handler);
  handler.endDocument();
}
 

@Override
protected void marshalToOutputStream(Marshaller ms, Object obj, OutputStream os,
                                     Annotation[] anns, MediaType mt)
    throws Exception {

    Templates t = createTemplates(getOutTemplates(anns, mt), outParamsMap, outProperties);
    if (t == null && supportJaxbOnly) {
        super.marshalToOutputStream(ms, obj, os, anns, mt);
        return;
    }
    org.apache.cxf.common.jaxb.JAXBUtils.setMinimumEscapeHandler(ms);
    TransformerHandler th = null;
    try {
        th = factory.newTransformerHandler(t);
    } catch (TransformerConfigurationException ex) {
        TemplatesImpl ti = (TemplatesImpl)t;
        th = factory.newTransformerHandler(ti.getTemplates());
        this.trySettingProperties(th, ti);
    }
    Result result = getStreamResult(os, anns, mt);
    if (systemId != null) {
        result.setSystemId(systemId);
    }
    th.setResult(result);

    if (getContext() == null) {
        th.startDocument();
    }
    ms.marshal(obj, th);
    if (getContext() == null) {
        th.endDocument();
    }
}
 

/**
 * Copy the data points file of the raw data file from the temporary folder to the zip file.
 * Create an XML file which contains the description of the same raw data file an copy it into the
 * same zip file.
 * 
 * @param rawDataFile raw data file to be copied
 * @param rawDataSavedName name of the raw data inside the zip file
 * @throws java.io.IOException
 * @throws TransformerConfigurationException
 * @throws SAXException
 */
void writeRawDataFile(RawDataFileImpl rawDataFile, int number)
    throws IOException, TransformerConfigurationException, SAXException {

  numOfScans = rawDataFile.getNumOfScans();

  // Get the structure of the data points file
  dataPointsOffsets = rawDataFile.getDataPointsOffsets();
  dataPointsLengths = rawDataFile.getDataPointsLengths();
  consolidatedDataPointsOffsets = new TreeMap<Integer, Long>();

  // step 1 - save data file
  logger.info("Saving data points of: " + rawDataFile.getName());

  String rawDataSavedName = "Raw data file #" + number + " " + rawDataFile.getName();

  zipOutputStream.putNextEntry(new ZipEntry(rawDataSavedName + ".scans"));

  // We save only those data points that still have a reference in the
  // dataPointsOffset table. Some deleted mass lists may still be present
  // in the data points file, we don't want to copy those.
  long newOffset = 0;
  byte buffer[] = new byte[1 << 20];
  RandomAccessFile dataPointsFile = rawDataFile.getDataPointsFile();
  for (Integer storageID : dataPointsOffsets.keySet()) {

    if (canceled)
      return;

    final long offset = dataPointsOffsets.get(storageID);
    dataPointsFile.seek(offset);

    final int bytes = dataPointsLengths.get(storageID) * 4 * 2;
    consolidatedDataPointsOffsets.put(storageID, newOffset);
    if (buffer.length < bytes) {
      buffer = new byte[bytes * 2];
    }
    dataPointsFile.read(buffer, 0, bytes);
    zipOutputStream.write(buffer, 0, bytes);
    newOffset += bytes;
    progress = 0.9 * ((double) offset / dataPointsFile.length());
  }

  if (canceled)
    return;

  // step 2 - save raw data description
  logger.info("Saving raw data description of: " + rawDataFile.getName());

  zipOutputStream.putNextEntry(new ZipEntry(rawDataSavedName + ".xml"));
  OutputStream finalStream = zipOutputStream;

  StreamResult streamResult = new StreamResult(finalStream);
  SAXTransformerFactory tf = (SAXTransformerFactory) SAXTransformerFactory.newInstance();

  TransformerHandler hd = tf.newTransformerHandler();
  Transformer serializer = hd.getTransformer();
  serializer.setOutputProperty(OutputKeys.INDENT, "yes");
  serializer.setOutputProperty(OutputKeys.ENCODING, "UTF-8");

  hd.setResult(streamResult);
  hd.startDocument();
  saveRawDataInformation(rawDataFile, hd);
  hd.endDocument();
}
 

public static void iccHeaderXml(LinkedHashMap<String, Object> header, File file) {
    if (header == null || file == null) {
        return;
    }
    try {
        SAXTransformerFactory sf = (SAXTransformerFactory) SAXTransformerFactory.newInstance();
        TransformerHandler handler = sf.newTransformerHandler();
        Transformer transformer = handler.getTransformer();
        transformer.setOutputProperty(OutputKeys.STANDALONE, "yes");
        transformer.setOutputProperty(OutputKeys.ENCODING, "utf-8");
        transformer.setOutputProperty(OutputKeys.INDENT, "yes");
        Result result = new StreamResult(new BufferedOutputStream(new FileOutputStream(file)));
        handler.setResult(result);
        handler.startDocument();
        AttributesImpl attr = new AttributesImpl();
        handler.startElement("", "", "IccProfile", attr);
        handler.startElement("", "", "Header", attr);

        handler.startElement("", "", "PreferredCMMType", attr);
        String stringV = (String) header.get("CMMType");
        handler.characters(stringV.toCharArray(), 0, stringV.length());
        handler.endElement("", "", "PreferredCMMType");

        handler.startElement("", "", "PCSIlluminant", attr);
        attr.clear();
        attr.addAttribute("", "", "X", "", header.get("x") + "");
        attr.addAttribute("", "", "Y", "", header.get("y") + "");
        attr.addAttribute("", "", "Z", "", header.get("z") + "");
        handler.startElement("", "", "XYZNumber", attr);
        handler.endElement("", "", "XYZNumber");
        handler.endElement("", "", "PCSIlluminant");

        handler.endElement("", "", "Header");
        handler.endElement("", "", "IccProfile");

        handler.endDocument();

    } catch (Exception e) {

    }

}
 

public void generate(Values values) throws IOException {
    File dimenFile = values.dimenFile;
    FileOutputStream fos = new FileOutputStream(dimenFile);
    StreamResult result = new StreamResult(fos);
    SAXTransformerFactory sff = (SAXTransformerFactory) SAXTransformerFactory.newInstance();
    TransformerHandler th = null;
    try {
        th = sff.newTransformerHandler();
        Transformer transformer = th.getTransformer();
        transformer.setOutputProperty(OutputKeys.ENCODING, "utf-8");
        transformer.setOutputProperty(OutputKeys.INDENT, "yes");

        th.setResult(result);

        th.startDocument();

        AttributesImpl attr = new AttributesImpl();
        char[] space = "\n".toCharArray();
        th.characters(space, 0, space.length);
        th.startElement("", "", "resources", attr);

        List<Dimen> dimens = values.dimens;
        char[] spaceChar = "\n    ".toCharArray();
        for (Dimen dimen : dimens) {
            //white space
            th.characters(spaceChar, 0, spaceChar.length);
            //name attr
            attr.addAttribute("", "", "name", String.class.getName(), dimen.name);
            th.startElement("", "", "dimen", attr);
            char[] valueChars = String.format("%spx", dimen.value).toCharArray();
            th.characters(valueChars, 0, valueChars.length);
            th.endElement("", "", "dimen");
        }

        th.endElement("", "", "resources");
        th.endDocument();

    } catch (TransformerConfigurationException | SAXException e) {
        e.printStackTrace();
    } finally {
        fos.close();
    }
}
 

/**
 * Copy the data points file of the raw data file from the temporary folder to the zip file.
 * Create an XML file which contains the description of the same raw data file an copy it into the
 * same zip file.
 * 
 * @param rawDataFile raw data file to be copied
 * @param rawDataSavedName name of the raw data inside the zip file
 * @throws java.io.IOException
 * @throws TransformerConfigurationException
 * @throws SAXException
 */
void writeRawDataFile(RawDataFileImpl rawDataFile, int number)
    throws IOException, TransformerConfigurationException, SAXException {

  numOfScans = rawDataFile.getNumOfScans();

  // Get the structure of the data points file
  dataPointsOffsets = rawDataFile.getDataPointsOffsets();
  dataPointsLengths = rawDataFile.getDataPointsLengths();
  consolidatedDataPointsOffsets = new TreeMap<Integer, Long>();

  // step 1 - save data file
  logger.info("Saving data points of: " + rawDataFile.getName());

  String rawDataSavedName = "Raw data file #" + number + " " + rawDataFile.getName();

  zipOutputStream.putNextEntry(new ZipEntry(rawDataSavedName + ".scans"));

  // We save only those data points that still have a reference in the
  // dataPointsOffset table. Some deleted mass lists may still be present
  // in the data points file, we don't want to copy those.
  long newOffset = 0;
  byte buffer[] = new byte[1 << 20];
  RandomAccessFile dataPointsFile = rawDataFile.getDataPointsFile();
  for (Integer storageID : dataPointsOffsets.keySet()) {

    if (canceled)
      return;

    final long offset = dataPointsOffsets.get(storageID);
    dataPointsFile.seek(offset);

    final int bytes = dataPointsLengths.get(storageID) * 4 * 2;
    consolidatedDataPointsOffsets.put(storageID, newOffset);
    if (buffer.length < bytes) {
      buffer = new byte[bytes * 2];
    }
    dataPointsFile.read(buffer, 0, bytes);
    zipOutputStream.write(buffer, 0, bytes);
    newOffset += bytes;
    progress = 0.9 * ((double) offset / dataPointsFile.length());
  }

  if (canceled)
    return;

  // step 2 - save raw data description
  logger.info("Saving raw data description of: " + rawDataFile.getName());

  zipOutputStream.putNextEntry(new ZipEntry(rawDataSavedName + ".xml"));
  OutputStream finalStream = zipOutputStream;

  StreamResult streamResult = new StreamResult(finalStream);
  SAXTransformerFactory tf = (SAXTransformerFactory) SAXTransformerFactory.newInstance();

  TransformerHandler hd = tf.newTransformerHandler();
  Transformer serializer = hd.getTransformer();
  serializer.setOutputProperty(OutputKeys.INDENT, "yes");
  serializer.setOutputProperty(OutputKeys.ENCODING, "UTF-8");

  hd.setResult(streamResult);
  hd.startDocument();
  saveRawDataInformation(rawDataFile, hd);
  hd.endDocument();
}
 

@Override
public void save(OutputStream stream) throws IOException {
  try {
    AttributesImpl attrs = new AttributesImpl();
    StreamResult result = new StreamResult(stream);
    TransformerHandler handler = createHandler(result);
    handler.startDocument();
    addAttribute("name", getProject().getProjectName(), attrs);
    addAttribute("company", getProject().getOrganization(), attrs);
    addAttribute("webLink", getProject().getWebLink(), attrs);
    if (area != null) {
      addAttribute("view-date", CalendarFactory.createGanttCalendar(area.getStartDate()).toXMLString(), attrs);
    }
    if (myUIFacade != null) {
      addAttribute("view-index", "" + myUIFacade.getViewIndex(), attrs);
      // TODO for GP 2.0: move view configurations into <view> tag (see
      // ViewSaver)
      addAttribute("gantt-divider-location", "" + myUIFacade.getGanttDividerLocation(), attrs);
      addAttribute("resource-divider-location", "" + myUIFacade.getResourceDividerLocation(), attrs);
    }
    addAttribute("version", VERSION, attrs);
    addAttribute("locale", GanttLanguage.getInstance().getLocale().toString(), attrs);
    startElement("project", attrs, handler);
    //
    // See https://bugs.openjdk.java.net/browse/JDK-8133452
    if (getProject().getDescription() != null) {
      String projectDescription = getProject().getDescription().replace("\\r\\n", "\\n");
      cdataElement("description", projectDescription, attrs, handler);
    }

    saveViews(handler);
    emptyComment(handler);
    saveCalendar(handler);
    saveTasks(handler);
    saveResources(handler);
    saveAssignments(handler);
    saveVacations(handler);
    saveHistory(handler);
    saveRoles(handler);
    endElement("project", handler);
    handler.endDocument();

    stream.close();
  } catch (Throwable e) {
    if (!GPLogger.log(e)) {
      e.printStackTrace(System.err);
    }
    IOException propagatedException = new IOException("Failed to save the project file");
    propagatedException.initCause(e);
    throw propagatedException;
  }
}
 

void serialize(TransformerHandler handler, File outputFile) throws SAXException, IOException, ExportException {
    String filenameWithoutExtension = getFilenameWithoutExtension(outputFile);
    handler.startDocument();
    AttributesImpl attrs = new AttributesImpl();

    writeViews(getUIFacade(), handler);
    startElement("ganttproject", attrs, handler);
    textElement("title", attrs, "GanttProject - " + filenameWithoutExtension, handler);

    addAttribute("prefix", filenameWithoutExtension, attrs);
    startElement("links", attrs, handler);
    textElement("home", attrs, i18n("home"), handler);
    textElement("chart", attrs, i18n("gantt"), handler);
    textElement("tasks", attrs, i18n("task"), handler);
    textElement("resources", attrs, i18n("human"), handler);
    endElement("links", handler);

    startElement("project", attrs, handler);
    addAttribute("title", i18n("project"), attrs);
    textElement("name", attrs, getProject().getProjectName(), handler);
    addAttribute("title", i18n("organization"), attrs);
    textElement("organization", attrs, getProject().getOrganization(), handler);
    addAttribute("title", i18n("webLink"), attrs);
    textElement("webLink", attrs, getProject().getWebLink(), handler);
    addAttribute("title", i18n("shortDescription"), attrs);
    textElement("description", attrs, getProject().getDescription(), handler);
    endElement("project", handler);

    // TODO: [dbarashev, 10.09.2005] introduce output files grouping structure
    String ganttChartFileName = ExporterToHTML.replaceExtension(outputFile, ExporterToHTML.GANTT_CHART_FILE_EXTENSION).getName();
    textElement("chart", attrs, ganttChartFileName, handler);
    addAttribute("name", i18n("colName"), attrs);
    addAttribute("role", i18n("colRole"), attrs);
    addAttribute("mail", i18n("colMail"), attrs);
    addAttribute("phone", i18n("colPhone"), attrs);
    startElement("resources", attrs, handler);
    writeResources(getProject().getHumanResourceManager(), handler);

    String resourceChartFileName = ExporterToHTML.replaceExtension(outputFile,
        ExporterToHTML.RESOURCE_CHART_FILE_EXTENSION).getName();
    addAttribute("path", resourceChartFileName, attrs);
    emptyElement("chart", attrs, handler);
    endElement("resources", handler);

//    addAttribute("name", i18n("name"), attrs);
//    addAttribute("begin", i18n("start"), attrs);
//    addAttribute("end", i18n("end"), attrs);
//    addAttribute("milestone", i18n("meetingPoint"), attrs);
//    addAttribute("progress", i18n("advancement"), attrs);
//    addAttribute("assigned-to", i18n("assignTo"), attrs);
//    addAttribute("notes", i18n("notesTask"), attrs);
    try {
      writeTasks(getProject().getTaskManager(), handler);
    } catch (Exception e) {
      throw new ExportException("Failed to write tasks", e);
    }

    addAttribute("version", "Ganttproject (" + GPVersion.CURRENT + ")", attrs);
    Calendar c = CalendarFactory.newCalendar();
    String dateAndTime = GanttLanguage.getInstance().formatShortDate(c) + " - " + GanttLanguage.getInstance().formatTime(c);

    addAttribute("date", dateAndTime, attrs);
    emptyElement("footer", attrs, handler);
    endElement("ganttproject", handler);
    handler.endDocument();
  }
 

private void generateXml(IvyNode[] dependencies,
                         Map<ModuleRevisionId, Set<ArtifactDownloadReport>> moduleRevToArtifactsMap,
                         Map<ArtifactDownloadReport, Set<String>> artifactsToCopy) {
    try {
        try (FileOutputStream fileOutputStream = new FileOutputStream(tofile)) {
            TransformerHandler saxHandler = createTransformerHandler(fileOutputStream);

            saxHandler.startDocument();
            saxHandler.startElement(null, "modules", "modules", new AttributesImpl());

            for (IvyNode dependency : dependencies) {
                if (dependency.getModuleRevision() == null
                        || dependency.isCompletelyEvicted()) {
                    continue;
                }

                startModule(saxHandler, dependency);

                Set<ArtifactDownloadReport> artifactsOfModuleRev = moduleRevToArtifactsMap.get(dependency
                        .getModuleRevision().getId());
                if (artifactsOfModuleRev != null) {
                    for (ArtifactDownloadReport artifact : artifactsOfModuleRev) {

                        RepositoryCacheManager cache = dependency.getModuleRevision()
                                .getArtifactResolver().getRepositoryCacheManager();

                        startArtifact(saxHandler, artifact.getArtifact());

                        writeOriginLocationIfPresent(cache, saxHandler, artifact);
                        writeCacheLocationIfPresent(cache, saxHandler, artifact);

                        for (String artifactDestPath : artifactsToCopy.get(artifact)) {
                            writeRetrieveLocation(saxHandler, artifactDestPath);
                        }
                        saxHandler.endElement(null, "artifact", "artifact");
                    }
                }
                saxHandler.endElement(null, "module", "module");
            }
            saxHandler.endElement(null, "modules", "modules");
            saxHandler.endDocument();
        }
    } catch (SAXException | IOException | TransformerConfigurationException e) {
        throw new BuildException("impossible to generate report", e);
    }
}
 

/**
 * Creates output XML from all read records using SAX.
 * Call this after all records are stored in PortDefinition structures.  
 * @throws TransformerConfigurationException
 * @throws SAXException
 * @throws IOException
 */
/*
private void flushXmlSax() throws TransformerConfigurationException, SAXException, IOException {

	FileOutputStream fos = new FileOutputStream(fileUrl);
	TransformerHandler hd = createHeader(fos);
	PortDefinition portDefinition = rootPortDefinition;
	// for each record of port
	for (Map.Entry<HashKey, TreeRecord> e : portDefinition.dataMap.entrySet()){
		TreeRecord record = e.getValue();
		List<DataRecord> records = new ArrayList<DataRecord>();
		records.add(record.record);
		addRecords(hd, records, portDefinition);
	}// for record

	createFooter(fos, hd);
}*/

private TransformerHandler createHeader(OutputStream os) throws FileNotFoundException, TransformerConfigurationException, SAXException {
	StreamResult streamResult = new StreamResult(os);
	SAXTransformerFactory tf = (SAXTransformerFactory) SAXTransformerFactory.newInstance();
	// SAX2.0 ContentHandler.
	TransformerHandler hd = tf.newTransformerHandler();
	Transformer serializer = hd.getTransformer();
       
	serializer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "2");
	serializer.setOutputProperty(OutputKeys.ENCODING, this.charset);
	//serializer.setOutputProperty(OutputKeys.DOCTYPE_SYSTEM,"users.dtd");
	if (omitNewLines)
		serializer.setOutputProperty(OutputKeys.INDENT,"no");
	else
		serializer.setOutputProperty(OutputKeys.INDENT,"yes");
	
	hd.setResult(streamResult);
	hd.startDocument();

	String root = (rootElement!=null && rootElement.length()>0) ? rootElement : DEFAULT_ROOT_ELEMENT; 

	if (useRootElement && dtdPublicId != null && dtdPublicId.trim().length()>0 && dtdSystemId != null && dtdSystemId.trim().length()>0){
		hd.startDTD(root, dtdPublicId, dtdSystemId);
		hd.endDTD();
	}
	
	//if (recordsPerFile!=1){
	if (this.useRootElement) {
		AttributesImpl atts = new AttributesImpl();
		if (rootInfoAttributes) {
			atts.addAttribute("", ATTRIBUTE_COMPONENT_ID, ATTRIBUTE_COMPONENT_ID, "CDATA", getId());
			atts.addAttribute("", ATTRIBUTE_GRAPH_NAME, ATTRIBUTE_GRAPH_NAME, "CDATA", this.getGraph().getName());
			atts.addAttribute("", ATTRIBUTE_CREATED, ATTRIBUTE_CREATED, "CDATA", (new Date()).toString());
		}
		if (!StringUtils.isEmpty(xsdSchemaLocation)) {
			atts.addAttribute(XSI_URI, "schemaLocation", "xsi:schemaLocation", "CDATA", this.xsdSchemaLocation);
		}

		for (String prefix : namespaces.keySet()) {
			String uri = namespaces.get(prefix);
			hd.startPrefixMapping(prefix, uri);
		}
		if (!rootDefaultNamespace.isEmpty()) {
			hd.startPrefixMapping("", rootDefaultNamespace);
		}

		hd.startElement(rootDefaultNamespace, getLocalName(root), root, atts);
	}
	return hd;
}
 

/**
 * Function which creates an XML file with user parameters
 */
void saveParameters() throws SAXException, IOException, TransformerConfigurationException {

  logger.info("Saving user parameters");

  StreamResult streamResult = new StreamResult(finalStream);
  SAXTransformerFactory tf = (SAXTransformerFactory) SAXTransformerFactory.newInstance();

  TransformerHandler hd = tf.newTransformerHandler();

  Transformer serializer = hd.getTransformer();
  serializer.setOutputProperty(OutputKeys.INDENT, "yes");
  serializer.setOutputProperty(OutputKeys.ENCODING, "UTF-8");

  hd.setResult(streamResult);
  hd.startDocument();

  UserParameter<?, ?> projectParameters[] = project.getParameters();

  AttributesImpl atts = new AttributesImpl();

  atts.addAttribute("", "", UserParameterElementName.COUNT.getElementName(), "CDATA",
      String.valueOf(projectParameters.length));

  hd.startElement("", "", UserParameterElementName.PARAMETERS.getElementName(), atts);

  atts.clear();

  // <PARAMETER>
  for (UserParameter<?, ?> parameter : project.getParameters()) {

    if (canceled)
      return;

    logger.finest("Saving user parameter " + parameter.getName());

    atts.addAttribute("", "", UserParameterElementName.NAME.getElementName(), "CDATA",
        parameter.getName());

    atts.addAttribute("", "", UserParameterElementName.TYPE.getElementName(), "CDATA",
        parameter.getClass().getSimpleName());

    hd.startElement("", "", UserParameterElementName.PARAMETER.getElementName(), atts);

    atts.clear();

    fillParameterElement(parameter, hd);

    hd.endElement("", "", UserParameterElementName.PARAMETER.getElementName());
    completedParameters++;
  }

  hd.endElement("", "", UserParameterElementName.PARAMETERS.getElementName());

  hd.endDocument();

}
 

/**
 * Function which creates an XML file with user parameters
 */
void saveParameters() throws SAXException, IOException, TransformerConfigurationException {

  logger.info("Saving user parameters");

  StreamResult streamResult = new StreamResult(finalStream);
  SAXTransformerFactory tf = (SAXTransformerFactory) SAXTransformerFactory.newInstance();

  TransformerHandler hd = tf.newTransformerHandler();

  Transformer serializer = hd.getTransformer();
  serializer.setOutputProperty(OutputKeys.INDENT, "yes");
  serializer.setOutputProperty(OutputKeys.ENCODING, "UTF-8");

  hd.setResult(streamResult);
  hd.startDocument();

  UserParameter<?, ?> projectParameters[] = project.getParameters();

  AttributesImpl atts = new AttributesImpl();

  atts.addAttribute("", "", UserParameterElementName.COUNT.getElementName(), "CDATA",
      String.valueOf(projectParameters.length));

  hd.startElement("", "", UserParameterElementName.PARAMETERS.getElementName(), atts);

  atts.clear();

  // <PARAMETER>
  for (UserParameter<?, ?> parameter : project.getParameters()) {

    if (canceled)
      return;

    logger.finest("Saving user parameter " + parameter.getName());

    atts.addAttribute("", "", UserParameterElementName.NAME.getElementName(), "CDATA",
        parameter.getName());

    atts.addAttribute("", "", UserParameterElementName.TYPE.getElementName(), "CDATA",
        parameter.getClass().getSimpleName());

    hd.startElement("", "", UserParameterElementName.PARAMETER.getElementName(), atts);

    atts.clear();

    fillParameterElement(parameter, hd);

    hd.endElement("", "", UserParameterElementName.PARAMETER.getElementName());
    completedParameters++;
  }

  hd.endElement("", "", UserParameterElementName.PARAMETERS.getElementName());

  hd.endDocument();

}