Example usage for org.w3c.dom.ls DOMImplementationLS createLSSerializer

List of usage examples for org.w3c.dom.ls DOMImplementationLS createLSSerializer

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Introduction

In this page you can find the example usage for org.w3c.dom.ls DOMImplementationLS createLSSerializer.

Prototype

public LSSerializer createLSSerializer();

Source Link

Document

Create a new LSSerializer object.

Usage

From source file:com.redhat.plugin.eap6.AbstractEAP6Mojo.java

protected void writeXmlFile(final Document doc, final File workDirectory, final String fileName)
        throws MojoFailureException {
    final File destinationFile = new File(workDirectory, fileName);
    try {//from  w  w  w .j  av  a 2 s .c  om
        final FileOutputStream ostream = new FileOutputStream(destinationFile);
        final DOMImplementationLS domImplementation = (DOMImplementationLS) doc.getImplementation();
        final LSSerializer lsSerializer = domImplementation.createLSSerializer();
        lsSerializer.getDomConfig().setParameter("format-pretty-print", Boolean.TRUE);

        final LSOutput lsOutput = domImplementation.createLSOutput();
        lsOutput.setByteStream(ostream);
        lsSerializer.write(doc, lsOutput);

        ostream.close();
        refreshEclipse(destinationFile);
    } catch (final Exception e) {
        throw new MojoFailureException("Cannot write output file", e);
    }
}

From source file:com.marklogic.client.impl.CombinedQueryBuilderImpl.java

private CombinedQueryDefinitionImpl parseCombinedQuery(RawCombinedQueryDefinition qdef) {
    DOMHandle handle = new DOMHandle();
    HandleAccessor.receiveContent(handle, HandleAccessor.contentAsString(qdef.getHandle()));
    Document combinedQueryXml = handle.get();
    DOMImplementationLS domImplementation = (DOMImplementationLS) combinedQueryXml.getImplementation();
    LSSerializer lsSerializer = domImplementation.createLSSerializer();
    lsSerializer.getDomConfig().setParameter("xml-declaration", false);

    NodeList nl = combinedQueryXml.getElementsByTagNameNS("http://marklogic.com/appservices/search", "options");
    Node n = nl.item(0);//from w w  w  . j av  a2 s.  co  m
    String options = null;
    StringHandle optionsHandle = null;
    if (n != null) {
        options = lsSerializer.writeToString(n);
        optionsHandle = new StringHandle(options).withFormat(Format.XML);
    }

    //TODO this could be more than one string...
    nl = combinedQueryXml.getElementsByTagNameNS("http://marklogic.com/appservices/search", "qtext");
    n = nl.item(0);
    String qtext = null;
    if (n != null) {
        qtext = lsSerializer.writeToString(n);
    }

    nl = combinedQueryXml.getElementsByTagNameNS("http://marklogic.com/appservices/search", "sparql");
    n = nl.item(0);
    String sparql = null;
    if (n != null) {
        sparql = lsSerializer.writeToString(n);
    }

    nl = combinedQueryXml.getElementsByTagNameNS("http://marklogic.com/appservices/search", "query");
    n = nl.item(0);
    String query = null;
    if (n != null) {
        query = lsSerializer.writeToString(nl.item(0));
    }
    StringHandle structuredQueryHandle = new StringHandle().with(query).withFormat(Format.XML);
    RawStructuredQueryDefinition structuredQueryDefinition = new RawQueryDefinitionImpl.Structured(
            structuredQueryHandle);
    return new CombinedQueryDefinitionImpl(structuredQueryDefinition, optionsHandle, qtext, sparql);
}

From source file:org.coronastreet.gpxconverter.Converter.java

private void dumpNode(Element e) {
    Document document = e.getOwnerDocument();
    DOMImplementationLS domImplLS = (DOMImplementationLS) document.getImplementation();
    LSSerializer serializer = domImplLS.createLSSerializer();
    String str = serializer.writeToString(e);
    log("XML::: " + str);
}

From source file:ddf.catalog.services.xsltlistener.XsltResponseQueueTransformer.java

@Override
public ddf.catalog.data.BinaryContent transform(SourceResponse upstreamResponse,
        Map<String, Serializable> arguments) throws CatalogTransformerException {

    LOGGER.debug("Transforming ResponseQueue with XSLT tranformer");

    long grandTotal = -1;

    try {/*  w  w w. ja  v  a  2  s .c o m*/
        DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();

        factory.setNamespaceAware(true);
        DocumentBuilder builder = factory.newDocumentBuilder();

        Document doc = builder.newDocument();

        Node resultsElement = doc.appendChild(createElement(doc, XML_RESULTS_NAMESPACE, "results", null));

        // TODO use streaming XSLT, not DOM
        List<Result> results = upstreamResponse.getResults();
        grandTotal = upstreamResponse.getHits();

        for (Result result : results) {
            Metacard metacard = result.getMetacard();
            String thisMetacard = metacard.getMetadata();
            if (metacard != null && thisMetacard != null) {
                Element metacardElement = createElement(doc, XML_RESULTS_NAMESPACE, "metacard", null);
                if (metacard.getId() != null) {
                    metacardElement
                            .appendChild(createElement(doc, XML_RESULTS_NAMESPACE, "id", metacard.getId()));
                }
                if (metacard.getMetacardType().toString() != null) {
                    metacardElement.appendChild(createElement(doc, XML_RESULTS_NAMESPACE, "type",
                            metacard.getMetacardType().getName()));
                }
                if (metacard.getTitle() != null) {
                    metacardElement.appendChild(
                            createElement(doc, XML_RESULTS_NAMESPACE, "title", metacard.getTitle()));
                }
                if (result.getRelevanceScore() != null) {
                    metacardElement.appendChild(createElement(doc, XML_RESULTS_NAMESPACE, "score",
                            result.getRelevanceScore().toString()));
                }
                if (result.getDistanceInMeters() != null) {
                    metacardElement.appendChild(createElement(doc, XML_RESULTS_NAMESPACE, "distance",
                            result.getDistanceInMeters().toString()));
                }
                if (metacard.getSourceId() != null) {
                    metacardElement.appendChild(
                            createElement(doc, XML_RESULTS_NAMESPACE, "site", metacard.getSourceId()));
                }
                if (metacard.getContentTypeName() != null) {
                    String contentType = metacard.getContentTypeName();
                    Element typeElement = createElement(doc, XML_RESULTS_NAMESPACE, "content-type",
                            contentType);
                    // TODO revisit what to put in the qualifier
                    typeElement.setAttribute("qualifier", "content-type");
                    metacardElement.appendChild(typeElement);
                }
                if (metacard.getResourceURI() != null) {
                    try {
                        metacardElement.appendChild(createElement(doc, XML_RESULTS_NAMESPACE, "product",
                                metacard.getResourceURI().toString()));
                    } catch (DOMException e) {
                        LOGGER.warn(" Unable to create resource uri element", e);
                    }
                }
                if (metacard.getThumbnail() != null) {
                    metacardElement.appendChild(createElement(doc, XML_RESULTS_NAMESPACE, "thumbnail",
                            Base64.encodeBase64String(metacard.getThumbnail())));
                    try {
                        String mimeType = URLConnection
                                .guessContentTypeFromStream(new ByteArrayInputStream(metacard.getThumbnail()));
                        metacardElement
                                .appendChild(createElement(doc, XML_RESULTS_NAMESPACE, "t_mimetype", mimeType));
                    } catch (IOException e) {
                        // TODO Auto-generated catch block
                        metacardElement.appendChild(
                                createElement(doc, XML_RESULTS_NAMESPACE, "t_mimetype", "image/png"));
                    }
                }
                DateTimeFormatter fmt = ISODateTimeFormat.dateTime();
                if (metacard.getCreatedDate() != null) {
                    metacardElement.appendChild(createElement(doc, XML_RESULTS_NAMESPACE, "created",
                            fmt.print(metacard.getCreatedDate().getTime())));
                }
                // looking at the date last modified
                if (metacard.getModifiedDate() != null) {
                    metacardElement.appendChild(createElement(doc, XML_RESULTS_NAMESPACE, "updated",
                            fmt.print(metacard.getModifiedDate().getTime())));
                }
                if (metacard.getEffectiveDate() != null) {
                    metacardElement.appendChild(createElement(doc, XML_RESULTS_NAMESPACE, "effective",
                            fmt.print(metacard.getEffectiveDate().getTime())));
                }
                if (metacard.getLocation() != null) {
                    metacardElement.appendChild(
                            createElement(doc, XML_RESULTS_NAMESPACE, "location", metacard.getLocation()));
                }
                Element documentElement = doc.createElementNS(XML_RESULTS_NAMESPACE, "document");
                metacardElement.appendChild(documentElement);
                resultsElement.appendChild(metacardElement);

                Node importedNode = doc.importNode(new XPathHelper(thisMetacard).getDocument().getFirstChild(),
                        true);
                documentElement.appendChild(importedNode);
            } else {
                LOGGER.debug("Null content/document returned to XSLT ResponseQueueTransformer");
                continue;
            }
        }

        if (LOGGER.isDebugEnabled()) {
            DOMImplementationLS domImplementation = (DOMImplementationLS) doc.getImplementation();
            LSSerializer lsSerializer = domImplementation.createLSSerializer();
            LOGGER.debug("Generated XML input for transform: " + lsSerializer.writeToString(doc));
        }

        LOGGER.debug("Starting responsequeue xslt transform.");

        Transformer transformer;

        Map<String, Object> mergedMap = new HashMap<String, Object>();
        mergedMap.put(GRAND_TOTAL, grandTotal);
        if (arguments != null) {
            mergedMap.putAll(arguments);
        }

        BinaryContent resultContent;
        StreamResult resultOutput = null;
        Source source = new DOMSource(doc);
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        resultOutput = new StreamResult(baos);

        try {
            transformer = templates.newTransformer();
        } catch (TransformerConfigurationException tce) {
            throw new CatalogTransformerException("Could not perform Xslt transform: " + tce.getException(),
                    tce.getCause());
        }

        if (mergedMap != null && !mergedMap.isEmpty()) {
            for (Map.Entry<String, Object> entry : mergedMap.entrySet()) {
                if (LOGGER.isDebugEnabled()) {
                    LOGGER.debug(
                            "Adding parameter to transform {" + entry.getKey() + ":" + entry.getValue() + "}");
                }
                transformer.setParameter(entry.getKey(), entry.getValue());
            }
        }

        try {
            transformer.transform(source, resultOutput);
            byte[] bytes = baos.toByteArray();
            LOGGER.debug("Transform complete.");
            resultContent = new XsltTransformedContent(bytes, mimeType);
        } catch (TransformerException te) {
            LOGGER.error("Could not perform Xslt transform: " + te.getException(), te.getCause());
            throw new CatalogTransformerException("Could not perform Xslt transform: " + te.getException(),
                    te.getCause());
        } finally {
            // transformer.reset();
            // don't need to do that unless we are putting it back into a
            // pool -- which we should do, but that can wait until later.
        }

        return resultContent;
    } catch (ParserConfigurationException e) {
        LOGGER.warn("Error creating new document: " + e.getMessage(), e.getCause());
        throw new CatalogTransformerException("Error merging entries to xml feed.", e);
    }
}

From source file:eu.europa.ec.markt.dss.signature.xades.XAdESProfileT.java

@Override
public Document extendSignatures(Document document, Document originalData, SignatureParameters parameters)
        throws IOException {
    InputStream input = document.openStream();

    if (this.tspSource == null) {
        throw new ConfigurationException(MSG.CONFIGURE_TSP_SERVER);
    }/*from ww  w  . j  a va  2 s .  co  m*/

    try {
        DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
        dbf.setNamespaceAware(true);
        DocumentBuilder db = dbf.newDocumentBuilder();
        org.w3c.dom.Document doc = db.parse(input);

        NodeList signatureNodeList = doc.getElementsByTagNameNS(XMLSignature.XMLNS, "Signature");
        if (signatureNodeList.getLength() == 0) {
            throw new RuntimeException(
                    "Impossible to perform the extension of the signature, the document is not signed.");
        }
        for (int i = 0; i < signatureNodeList.getLength(); i++) {
            Element signatureEl = (Element) signatureNodeList.item(i);
            extendSignatureTag(signatureEl, originalData, parameters.getSignatureFormat());
        }

        DOMImplementationRegistry registry = DOMImplementationRegistry.newInstance();
        DOMImplementationLS impl = (DOMImplementationLS) registry.getDOMImplementation("LS");
        LSSerializer writer = impl.createLSSerializer();

        ByteArrayOutputStream buffer = new ByteArrayOutputStream();
        LSOutput output = impl.createLSOutput();
        output.setByteStream(buffer);
        writer.write(doc, output);

        return new InMemoryDocument(buffer.toByteArray());

    } catch (ParserConfigurationException ex) {
        throw new RuntimeException(ex);
    } catch (SAXException e) {
        throw new IOException("Cannot parse document", e);
    } catch (ClassCastException e) {
        throw new IOException("Cannot save document", e);
    } catch (ClassNotFoundException e) {
        throw new IOException("Cannot save document", e);
    } catch (InstantiationException e) {
        throw new IOException("Cannot save document", e);
    } catch (IllegalAccessException e) {
        throw new IOException("Cannot save document", e);
    } finally {
        if (input != null) {
            input.close();
        }
    }

}

From source file:eu.europa.ec.markt.dss.signature.xades.XAdESProfileT.java

@Override
public Document extendSignature(Object signatureId, Document document, Document originalData,
        SignatureParameters parameters) throws IOException {
    InputStream input = document.openStream();

    if (this.tspSource == null) {
        throw new ConfigurationException(MSG.CONFIGURE_TSP_SERVER);
    }// w ww.  j  av  a2 s  .  c  o  m

    try {
        DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
        dbf.setNamespaceAware(true);
        DocumentBuilder db = dbf.newDocumentBuilder();
        org.w3c.dom.Document doc = db.parse(input);

        NodeList signatureNodeList = doc.getElementsByTagNameNS(XMLSignature.XMLNS, "Signature");
        if (signatureNodeList.getLength() == 0) {
            throw new RuntimeException(
                    "Impossible to perform the extension of the signature, the document is not signed.");
        }
        for (int i = 0; i < signatureNodeList.getLength(); i++) {
            Element signatureEl = (Element) signatureNodeList.item(i);
            String sid = signatureEl.getAttribute("Id");
            if (signatureId.equals(sid)) {
                extendSignatureTag(signatureEl, originalData, parameters.getSignatureFormat());
            }
        }

        DOMImplementationRegistry registry = DOMImplementationRegistry.newInstance();
        DOMImplementationLS impl = (DOMImplementationLS) registry.getDOMImplementation("LS");
        LSSerializer writer = impl.createLSSerializer();

        ByteArrayOutputStream buffer = new ByteArrayOutputStream();
        LSOutput output = impl.createLSOutput();
        output.setByteStream(buffer);
        writer.write(doc, output);

        return new InMemoryDocument(buffer.toByteArray());

    } catch (ParserConfigurationException ex) {
        throw new RuntimeException(ex);
    } catch (SAXException e) {
        throw new IOException("Cannot parse document", e);
    } catch (ClassCastException e) {
        throw new IOException("Cannot save document", e);
    } catch (ClassNotFoundException e) {
        throw new IOException("Cannot save document", e);
    } catch (InstantiationException e) {
        throw new IOException("Cannot save document", e);
    } catch (IllegalAccessException e) {
        throw new IOException("Cannot save document", e);
    } finally {
        if (input != null) {
            input.close();
        }
    }

}

From source file:org.dasein.cloud.cloudstack.CSMethod.java

private String prettifyXml(Document doc) {
    try {//from   ww w  .  j a v  a 2 s.c  o m
        DOMImplementationLS impl = (DOMImplementationLS) DOMImplementationRegistry.newInstance()
                .getDOMImplementation("LS");
        LSSerializer writer = impl.createLSSerializer();
        writer.getDomConfig().setParameter("format-pretty-print", Boolean.TRUE);
        return writer.writeToString(doc);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

From source file:com.limegroup.gnutella.archive.ArchiveContribution.java

/**
 * @throws   IllegalStateException/*from   w w  w .  j  a va  2  s .co m*/
 *          If java's DOMImplementationLS class is screwed up or
 *          this code is buggy
 * @param document
 * @return
 */
private String serializeDocument(Document document) {

    try {
        System.setProperty(DOMImplementationRegistry.PROPERTY,
                "org.apache.xerces.dom.DOMImplementationSourceImpl");
        final DOMImplementationRegistry registry = DOMImplementationRegistry.newInstance();

        final DOMImplementationLS impl = (DOMImplementationLS) registry.getDOMImplementation("LS");

        final LSSerializer writer = impl.createLSSerializer();
        final String str = writer.writeToString(document);

        return str;

    } catch (final ClassNotFoundException e) {
        final IllegalStateException ise = new IllegalStateException();
        ise.initCause(e);
        throw ise;
    } catch (final InstantiationException e) {
        final IllegalStateException ise = new IllegalStateException();
        ise.initCause(e);
        throw ise;
    } catch (final IllegalAccessException e) {
        final IllegalStateException ise = new IllegalStateException();
        ise.initCause(e);
        throw ise;
    }

}

From source file:eumetsat.pn.common.ISO2JSON.java

private JSONObject convert(Document xmlDocument) throws XPathExpressionException, IOException {
    String expression = null;//w  w  w .j  av  a  2s  .  c o m
    String result = null;
    XPath xPath = XPathFactory.newInstance().newXPath();
    JSONObject jsonObject = new JSONObject();

    String xpathFileID = "//*[local-name()='fileIdentifier']/*[local-name()='CharacterString']";
    String fileID = xPath.compile(xpathFileID).evaluate(xmlDocument);
    log.trace("{} >>> {}", xpathFileID, fileID);
    if (fileID != null) {
        jsonObject.put(FILE_IDENTIFIER_PROPERTY, fileID);
    }

    expression = "//*[local-name()='hierarchyLevelName']/*[local-name()='CharacterString']";
    JSONArray list = new JSONArray();
    NodeList nodeList = (NodeList) xPath.compile(expression).evaluate(xmlDocument, XPathConstants.NODESET);
    for (int i = 0; i < nodeList.getLength(); i++) {
        list.add(nodeList.item(i).getFirstChild().getNodeValue());
    }
    if (list.size() > 0) {
        JSONObject hierarchies = parseThemeHierarchy((String) jsonObject.get(FILE_IDENTIFIER_PROPERTY), list);
        hierarchies.writeJSONString(writer);
        jsonObject.put("hierarchyNames", hierarchies);
        log.trace("{} >>> {}", expression, jsonObject.get("hierarchyNames"));
    }

    // Get Contact info
    String deliveryPoint = "//*[local-name()='address']//*[local-name()='deliveryPoint']/*[local-name()='CharacterString']";
    String city = "//*[local-name()='address']//*[local-name()='city']/*[local-name()='CharacterString']";
    String administrativeArea = "//*[local-name()='address']//*[local-name()='administrativeArea']/*[local-name()='CharacterString']";
    String postalCode = "//*[local-name()='address']//*[local-name()='postalCode']/*[local-name()='CharacterString']";
    String country = "//*[local-name()='address']//*[local-name()='country']/*[local-name()='CharacterString']";
    String email = "//*[local-name()='address']//*[local-name()='electronicMailAddress']/*[local-name()='CharacterString']";

    StringBuilder addressString = new StringBuilder();
    StringBuilder emailString = new StringBuilder();

    appendIfResultNotNull(xPath, xmlDocument, addressString, deliveryPoint);

    result = xPath.compile(postalCode).evaluate(xmlDocument);
    if (result != null) {
        addressString.append("\n").append(result.trim());
    }

    result = xPath.compile(city).evaluate(xmlDocument);
    if (result != null) {
        addressString.append(" ").append(result.trim());
    }

    result = xPath.compile(administrativeArea).evaluate(xmlDocument);
    if (result != null) {
        addressString.append("\n").append(result.trim());
    }

    result = xPath.compile(country).evaluate(xmlDocument);
    if (result != null) {
        addressString.append("\n").append(result.trim());
    }

    result = xPath.compile(email).evaluate(xmlDocument);
    if (result != null) {
        emailString.append(result.trim());
    }

    HashMap<String, String> map = new HashMap<>();
    map.put("address", addressString.toString());
    map.put("email", emailString.toString());
    jsonObject.put("contact", map);
    log.trace("contact: {}", Arrays.toString(map.entrySet().toArray()));

    // add identification info
    String abstractStr = "//*[local-name()='identificationInfo']//*[local-name()='abstract']/*[local-name()='CharacterString']";
    String titleStr = "//*[local-name()='identificationInfo']//*[local-name()='title']/*[local-name()='CharacterString']";
    String statusStr = "//*[local-name()='identificationInfo']//*[local-name()='status']/*[local-name()='MD_ProgressCode']/@codeListValue";
    String keywords = "//*[local-name()='keyword']/*[local-name()='CharacterString']";

    HashMap<String, Object> idMap = new HashMap<>();

    result = xPath.compile(titleStr).evaluate(xmlDocument);
    if (result != null) {
        idMap.put("title", result.trim());
    }

    result = xPath.compile(abstractStr).evaluate(xmlDocument);
    if (result != null) {
        idMap.put("abstract", result.trim());
    }

    result = xPath.compile(statusStr).evaluate(xmlDocument);
    if (result != null) {
        idMap.put("status", result.trim());
    }

    list = new JSONArray();
    nodeList = (NodeList) xPath.compile(keywords).evaluate(xmlDocument, XPathConstants.NODESET);
    for (int i = 0; i < nodeList.getLength(); i++) {
        list.add(nodeList.item(i).getFirstChild().getNodeValue());
    }

    if (list.size() > 0) {
        idMap.put("keywords", list);
    }

    jsonObject.put("identificationInfo", idMap);
    log.trace("idMap: {}", idMap);

    // get thumbnail product
    String browseThumbnailStr = "//*[local-name()='graphicOverview']//*[local-name()='MD_BrowseGraphic']//*[local-name()='fileName']//*[local-name()='CharacterString']";
    result = xPath.compile(browseThumbnailStr).evaluate(xmlDocument);
    if (result != null) {
        idMap.put("thumbnail", result.trim());
        log.trace("thumbnail: {}", result);
    }

    // add Geo spatial information
    String westBLonStr = "//*[local-name()='extent']//*[local-name()='geographicElement']//*[local-name()='westBoundLongitude']/*[local-name()='Decimal']";
    String eastBLonStr = "//*[local-name()='extent']//*[local-name()='geographicElement']//*[local-name()='eastBoundLongitude']/*[local-name()='Decimal']";
    String northBLatStr = "//*[local-name()='extent']//*[local-name()='geographicElement']//*[local-name()='northBoundLatitude']/*[local-name()='Decimal']";
    String southBLatStr = "//*[local-name()='extent']//*[local-name()='geographicElement']//*[local-name()='southBoundLatitude']/*[local-name()='Decimal']";

    // create a GeoJSON envelope object
    HashMap<String, Object> latlonMap = new HashMap<>();
    latlonMap.put("type", "envelope");

    JSONArray envelope = new JSONArray();
    JSONArray leftTopPt = new JSONArray();
    JSONArray rightDownPt = new JSONArray();

    result = xPath.compile(westBLonStr).evaluate(xmlDocument);
    if (result != null) {
        leftTopPt.add(Double.parseDouble(result.trim()));
    }

    result = xPath.compile(northBLatStr).evaluate(xmlDocument);
    if (result != null) {
        leftTopPt.add(Double.parseDouble(result.trim()));
    }

    result = xPath.compile(eastBLonStr).evaluate(xmlDocument);
    if (result != null) {
        rightDownPt.add(Double.parseDouble(result.trim()));
    }

    result = xPath.compile(southBLatStr).evaluate(xmlDocument);
    if (result != null) {
        rightDownPt.add(Double.parseDouble(result.trim()));
    }

    envelope.add(leftTopPt);
    envelope.add(rightDownPt);

    latlonMap.put("coordinates", envelope);
    jsonObject.put("location", latlonMap);

    DOMImplementationLS domImplementation = (DOMImplementationLS) xmlDocument.getImplementation();
    LSSerializer lsSerializer = domImplementation.createLSSerializer();
    String xmlString = lsSerializer.writeToString(xmlDocument);

    jsonObject.put("xmldoc", xmlString);

    return jsonObject;
}

From source file:edu.ur.ir.ir_export.service.DefaultCollectionExportService.java

/**
 * Generate an xml file with the specified collections.
 * //from  w  w  w .j a va2s .co  m
 * @see edu.ur.dspace.export.CollectionExporter#generateCollectionXMLFile(java.io.File, java.util.Collection)
 */
public Set<FileInfo> createXmlFile(File f, Collection<InstitutionalCollection> collections,
        boolean includeChildren) throws IOException {
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    DocumentBuilder builder;

    Set<FileInfo> allPictures = new HashSet<FileInfo>();
    String path = FilenameUtils.getPath(f.getCanonicalPath());
    if (!path.equals("")) {
        File pathOnly = new File(FilenameUtils.getFullPath(f.getCanonicalPath()));
        FileUtils.forceMkdir(pathOnly);
    }

    if (!f.exists()) {
        if (!f.createNewFile()) {
            throw new IllegalStateException("could not create file");
        }
    }

    try {
        builder = factory.newDocumentBuilder();
    } catch (ParserConfigurationException e) {
        throw new IllegalStateException(e);
    }

    DOMImplementation impl = builder.getDOMImplementation();
    DOMImplementationLS domLs = (DOMImplementationLS) impl.getFeature("LS", "3.0");
    LSSerializer serializer = domLs.createLSSerializer();
    LSOutput lsOut = domLs.createLSOutput();

    Document doc = impl.createDocument(null, "institutionalCollections", null);
    Element root = doc.getDocumentElement();

    FileOutputStream fos;
    OutputStreamWriter outputStreamWriter;
    BufferedWriter writer;

    try {
        fos = new FileOutputStream(f);

        try {
            outputStreamWriter = new OutputStreamWriter(fos, "UTF-8");
        } catch (UnsupportedEncodingException e) {
            throw new IllegalStateException(e);
        }
        writer = new BufferedWriter(outputStreamWriter);
        lsOut.setCharacterStream(writer);
    } catch (FileNotFoundException e) {
        throw new IllegalStateException(e);
    }

    // create XML for the child collections
    for (InstitutionalCollection c : collections) {
        Element collection = doc.createElement("collection");

        this.addIdElement(collection, c.getId().toString(), doc);
        this.addNameElement(collection, c.getName(), doc);
        this.addDescription(collection, c.getDescription(), doc);
        this.addCopyright(collection, c.getCopyright(), doc);

        if (c.getPrimaryPicture() != null) {
            this.addPrimaryImage(collection, c.getPrimaryPicture().getFileInfo().getNameWithExtension(), doc);
            allPictures.add(c.getPrimaryPicture().getFileInfo());
        }
        Set<IrFile> pictures = c.getPictures();

        if (pictures.size() > 0) {
            Element pics = doc.createElement("pictures");
            for (IrFile irFile : pictures) {
                Element picture = doc.createElement("picture");
                this.addImage(picture, irFile.getFileInfo().getNameWithExtension(), doc);
                pics.appendChild(picture);
                allPictures.add(irFile.getFileInfo());
            }
            collection.appendChild(pics);
        }

        if (c.getLinks().size() > 0) {
            Element links = doc.createElement("links");
            for (InstitutionalCollectionLink l : c.getLinks()) {
                this.addLink(links, l, doc);
            }
            collection.appendChild(links);
        }

        if (includeChildren) {
            for (InstitutionalCollection child : c.getChildren()) {
                addChild(child, collection, doc, allPictures);
            }
        }
        root.appendChild(collection);
    }
    serializer.write(root, lsOut);

    try {
        fos.close();
        writer.close();
        outputStreamWriter.close();
    } catch (Exception e) {
        throw new IllegalStateException(e);
    }
    return allPictures;
}