Example usage for org.w3c.dom Document createTextNode

List of usage examples for org.w3c.dom Document createTextNode

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Introduction

In this page you can find the example usage for org.w3c.dom Document createTextNode.

Prototype

public Text createTextNode(String data);

Source Link

Document

Creates a Text node given the specified string.

Usage

From source file:com.eucalyptus.imaging.manifest.DownloadManifestFactory.java

/**
 * Generates download manifest based on bundle manifest and puts in into
 * system owned bucket//from   www . j  a v  a2 s .c om
 * 
 * @param baseManifest
 *          the base manifest
 * @param keyToUse
 *          public key that used for encryption
 * @param manifestName
 *          name for generated manifest file
 * @param expirationHours
 *          expiration policy in hours for pre-signed URLs
 * @param urlForNc
 *          indicates if urs are constructed for NC use
 * @return pre-signed URL that can be used to download generated manifest
 * @throws DownloadManifestException
 */
public static String generateDownloadManifest(final ImageManifestFile baseManifest, final PublicKey keyToUse,
        final String manifestName, int expirationHours, boolean urlForNc) throws DownloadManifestException {
    EucaS3Client s3Client = null;
    try {
        try {
            s3Client = s3ClientsPool.borrowObject();
        } catch (Exception ex) {
            throw new DownloadManifestException("Can't borrow s3Client from the pool");
        }
        // prepare to do pre-signed urls
        if (!urlForNc)
            s3Client.refreshEndpoint(true);
        else
            s3Client.refreshEndpoint();

        Date expiration = new Date();
        long msec = expiration.getTime() + 1000 * 60 * 60 * expirationHours;
        expiration.setTime(msec);

        // check if download-manifest already exists
        if (objectExist(s3Client, DOWNLOAD_MANIFEST_BUCKET_NAME, DOWNLOAD_MANIFEST_PREFIX + manifestName)) {
            LOG.debug("Manifest '" + (DOWNLOAD_MANIFEST_PREFIX + manifestName)
                    + "' is already created and has not expired. Skipping creation");
            URL s = s3Client.generatePresignedUrl(DOWNLOAD_MANIFEST_BUCKET_NAME,
                    DOWNLOAD_MANIFEST_PREFIX + manifestName, expiration, HttpMethod.GET);
            return String.format("%s://imaging@%s%s?%s", s.getProtocol(), s.getAuthority(), s.getPath(),
                    s.getQuery());
        } else {
            LOG.debug("Manifest '" + (DOWNLOAD_MANIFEST_PREFIX + manifestName) + "' does not exist");
        }

        UrlValidator urlValidator = new UrlValidator();

        final String manifest = baseManifest.getManifest();
        if (manifest == null) {
            throw new DownloadManifestException("Can't generate download manifest from null base manifest");
        }
        final Document inputSource;
        final XPath xpath;
        Function<String, String> xpathHelper;
        DocumentBuilder builder = XMLParser.getDocBuilder();
        inputSource = builder.parse(new ByteArrayInputStream(manifest.getBytes()));
        if (!"manifest".equals(inputSource.getDocumentElement().getNodeName())) {
            LOG.error("Expected image manifest. Got " + nodeToString(inputSource, false));
            throw new InvalidBaseManifestException("Base manifest does not have manifest element");
        }

        StringBuilder signatureSrc = new StringBuilder();
        Document manifestDoc = builder.newDocument();
        Element root = (Element) manifestDoc.createElement("manifest");
        manifestDoc.appendChild(root);
        Element el = manifestDoc.createElement("version");
        el.appendChild(manifestDoc.createTextNode("2014-01-14"));
        signatureSrc.append(nodeToString(el, false));
        root.appendChild(el);
        el = manifestDoc.createElement("file-format");
        el.appendChild(manifestDoc.createTextNode(baseManifest.getManifestType().getFileType().toString()));
        root.appendChild(el);
        signatureSrc.append(nodeToString(el, false));

        xpath = XPathFactory.newInstance().newXPath();
        xpathHelper = new Function<String, String>() {
            @Override
            public String apply(String input) {
                try {
                    return (String) xpath.evaluate(input, inputSource, XPathConstants.STRING);
                } catch (XPathExpressionException ex) {
                    return null;
                }
            }
        };

        // extract keys
        // TODO: move this?
        if (baseManifest.getManifestType().getFileType() == FileType.BUNDLE) {
            String encryptedKey = xpathHelper.apply("/manifest/image/ec2_encrypted_key");
            String encryptedIV = xpathHelper.apply("/manifest/image/ec2_encrypted_iv");
            String size = xpathHelper.apply("/manifest/image/size");
            EncryptedKey encryptKey = reEncryptKey(new EncryptedKey(encryptedKey, encryptedIV), keyToUse);
            el = manifestDoc.createElement("bundle");
            Element key = manifestDoc.createElement("encrypted-key");
            key.appendChild(manifestDoc.createTextNode(encryptKey.getKey()));
            Element iv = manifestDoc.createElement("encrypted-iv");
            iv.appendChild(manifestDoc.createTextNode(encryptKey.getIV()));
            el.appendChild(key);
            el.appendChild(iv);
            Element sizeEl = manifestDoc.createElement("unbundled-size");
            sizeEl.appendChild(manifestDoc.createTextNode(size));
            el.appendChild(sizeEl);
            root.appendChild(el);
            signatureSrc.append(nodeToString(el, false));
        }

        el = manifestDoc.createElement("image");
        String bundleSize = xpathHelper.apply(baseManifest.getManifestType().getSizePath());
        if (bundleSize == null) {
            throw new InvalidBaseManifestException("Base manifest does not have size element");
        }
        Element size = manifestDoc.createElement("size");
        size.appendChild(manifestDoc.createTextNode(bundleSize));
        el.appendChild(size);

        Element partsEl = manifestDoc.createElement("parts");
        el.appendChild(partsEl);
        // parts
        NodeList parts = (NodeList) xpath.evaluate(baseManifest.getManifestType().getPartsPath(), inputSource,
                XPathConstants.NODESET);
        if (parts == null) {
            throw new InvalidBaseManifestException("Base manifest does not have parts");
        }

        for (int i = 0; i < parts.getLength(); i++) {
            Node part = parts.item(i);
            String partIndex = part.getAttributes().getNamedItem("index").getNodeValue();
            String partKey = ((Node) xpath.evaluate(baseManifest.getManifestType().getPartUrlElement(), part,
                    XPathConstants.NODE)).getTextContent();
            String partDownloadUrl = partKey;
            if (baseManifest.getManifestType().signPartUrl()) {
                GeneratePresignedUrlRequest generatePresignedUrlRequest = new GeneratePresignedUrlRequest(
                        baseManifest.getBaseBucket(), partKey, HttpMethod.GET);
                generatePresignedUrlRequest.setExpiration(expiration);
                URL s = s3Client.generatePresignedUrl(generatePresignedUrlRequest);
                partDownloadUrl = s.toString();
            } else {
                // validate url per EUCA-9144
                if (!urlValidator.isEucalyptusUrl(partDownloadUrl))
                    throw new DownloadManifestException(
                            "Some parts in the manifest are not stored in the OS. Its location is outside Eucalyptus:"
                                    + partDownloadUrl);
            }
            Node digestNode = null;
            if (baseManifest.getManifestType().getDigestElement() != null)
                digestNode = ((Node) xpath.evaluate(baseManifest.getManifestType().getDigestElement(), part,
                        XPathConstants.NODE));
            Element aPart = manifestDoc.createElement("part");
            Element getUrl = manifestDoc.createElement("get-url");
            getUrl.appendChild(manifestDoc.createTextNode(partDownloadUrl));
            aPart.setAttribute("index", partIndex);
            aPart.appendChild(getUrl);
            if (digestNode != null) {
                NamedNodeMap nm = digestNode.getAttributes();
                if (nm == null)
                    throw new DownloadManifestException(
                            "Some parts in manifest don't have digest's verification algorithm");
                Element digest = manifestDoc.createElement("digest");
                digest.setAttribute("algorithm", nm.getNamedItem("algorithm").getTextContent());
                digest.appendChild(manifestDoc.createTextNode(digestNode.getTextContent()));
                aPart.appendChild(digest);
            }
            partsEl.appendChild(aPart);
        }
        root.appendChild(el);
        signatureSrc.append(nodeToString(el, false));
        String signatureData = signatureSrc.toString();
        Element signature = manifestDoc.createElement("signature");
        signature.setAttribute("algorithm", "RSA-SHA256");
        signature.appendChild(manifestDoc
                .createTextNode(Signatures.SHA256withRSA.trySign(Eucalyptus.class, signatureData.getBytes())));
        root.appendChild(signature);
        String downloadManifest = nodeToString(manifestDoc, true);
        // TODO: move this ?
        createManifestsBucketIfNeeded(s3Client);
        putManifestData(s3Client, DOWNLOAD_MANIFEST_BUCKET_NAME, DOWNLOAD_MANIFEST_PREFIX + manifestName,
                downloadManifest, expiration);
        // generate pre-sign url for download manifest
        URL s = s3Client.generatePresignedUrl(DOWNLOAD_MANIFEST_BUCKET_NAME,
                DOWNLOAD_MANIFEST_PREFIX + manifestName, expiration, HttpMethod.GET);
        return String.format("%s://imaging@%s%s?%s", s.getProtocol(), s.getAuthority(), s.getPath(),
                s.getQuery());
    } catch (Exception ex) {
        LOG.error("Got an error", ex);
        throw new DownloadManifestException("Can't generate download manifest");
    } finally {
        if (s3Client != null)
            try {
                s3ClientsPool.returnObject(s3Client);
            } catch (Exception e) {
                // sad, but let's not break instances run
                LOG.warn("Could not return s3Client to the pool");
            }
    }
}

From source file:com.hangum.tadpole.engine.sql.util.export.XMLExporter.java

/**
 * make content//  w w w .ja va  2s.  c  o m
 * 
 * @param tableName
 * @param rsDAO
 * @return
 */
public static String makeContent(String tableName, QueryExecuteResultDTO rsDAO, int intLimitCnt)
        throws Exception {
    final StringWriter stWriter = new StringWriter();
    final List<Map<Integer, Object>> dataList = rsDAO.getDataList().getData();

    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    DocumentBuilder builder = factory.newDocumentBuilder();
    final Document doc = builder.newDocument();
    final Element results = doc.createElement(tableName);
    doc.appendChild(results);

    Map<Integer, String> mapLabelName = rsDAO.getColumnLabelName();
    for (int i = 0; i < dataList.size(); i++) {
        Map<Integer, Object> mapColumns = dataList.get(i);
        Element row = doc.createElement("Row");
        results.appendChild(row);

        for (int j = 1; j < mapColumns.size(); j++) {
            String columnName = mapLabelName.get(j);
            String strValue = mapColumns.get(j) == null ? "" : "" + mapColumns.get(j);

            Element node = doc.createElement(columnName);
            node.appendChild(doc.createTextNode(strValue));
            row.appendChild(node);
        }

        if (i == intLimitCnt)
            break;
    }

    DOMSource domSource = new DOMSource(doc);
    TransformerFactory tf = TransformerFactory.newInstance();
    tf.setAttribute("indent-number", 4);

    Transformer transformer = tf.newTransformer();
    transformer.setOutputProperty(OutputKeys.INDENT, "yes");

    transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
    transformer.setOutputProperty(OutputKeys.METHOD, "xml");
    transformer.setOutputProperty(OutputKeys.ENCODING, "UTF-8");//"ISO-8859-1");
    StreamResult sr = new StreamResult(stWriter);
    transformer.transform(domSource, sr);

    return stWriter.toString();
}

From source file:com.hangum.tadpole.engine.sql.util.export.XMLExporter.java

/**
 * make content file//from  www . j a v  a  2  s  .c  om
 * 
 * @param tableName
 * @param rsDAO
 * @return
 * @throws Exception
 */
public static String makeContentFile(String tableName, QueryExecuteResultDTO rsDAO) throws Exception {
    String strTmpDir = PublicTadpoleDefine.TEMP_DIR + tableName + System.currentTimeMillis()
            + PublicTadpoleDefine.DIR_SEPARATOR;
    String strFile = tableName + ".xml";
    String strFullPath = strTmpDir + strFile;

    final StringWriter stWriter = new StringWriter();
    final List<Map<Integer, Object>> dataList = rsDAO.getDataList().getData();

    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    DocumentBuilder builder = factory.newDocumentBuilder();
    final Document doc = builder.newDocument();
    final Element results = doc.createElement(tableName);
    doc.appendChild(results);

    Map<Integer, String> mapLabelName = rsDAO.getColumnLabelName();
    for (int i = 0; i < dataList.size(); i++) {
        Map<Integer, Object> mapColumns = dataList.get(i);
        Element row = doc.createElement("Row");
        results.appendChild(row);

        for (int j = 1; j < mapColumns.size(); j++) {
            String columnName = mapLabelName.get(j);
            String strValue = mapColumns.get(j) == null ? "" : "" + mapColumns.get(j);

            Element node = doc.createElement(columnName);
            node.appendChild(doc.createTextNode(strValue));
            row.appendChild(node);
        }
    }

    DOMSource domSource = new DOMSource(doc);
    TransformerFactory tf = TransformerFactory.newInstance();
    tf.setAttribute("indent-number", 4);

    Transformer transformer = tf.newTransformer();
    transformer.setOutputProperty(OutputKeys.INDENT, "yes");

    transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
    transformer.setOutputProperty(OutputKeys.METHOD, "xml");
    transformer.setOutputProperty(OutputKeys.ENCODING, "UTF-8");//"ISO-8859-1");
    StreamResult sr = new StreamResult(stWriter);
    transformer.transform(domSource, sr);

    FileUtils.writeStringToFile(new File(strFullPath), stWriter.toString(), true);

    return strFullPath;
}

From source file:Main.java

public static Element getElement(Document document, String[] path, String value, String translate,
        String module) {/* ww w  . ja  v a  2s.  c o  m*/
    Node node = document;
    NodeList list;
    for (int i = 0; i < path.length; ++i) {
        list = node.getChildNodes();
        boolean found = false;
        for (int j = 0; j < list.getLength(); ++j) {
            Node testNode = list.item(j);
            if (testNode.getNodeName().equals(path[i])) {
                found = true;
                node = testNode;
                break;
            }
        }
        if (found == false) {
            Element element = document.createElement(path[i]);
            node.appendChild(element);
            node = element;
        }
    }
    if (value != null) {
        Text text = document.createTextNode(value);
        list = node.getChildNodes();
        boolean found = false;
        for (int j = 0; j < list.getLength(); ++j) {
            Node testNode = list.item(j);
            if (testNode instanceof Text) {
                node.replaceChild(text, testNode);
                found = true;
                break;
            }
        }
        if (!found)
            node.appendChild(text);
    }
    if (node instanceof Element) {
        Element element = (Element) node;
        if (translate != null && element.getAttribute("translate").equals("")) {
            element.setAttribute("translate", translate);
        }
        if (module != null && element.getAttribute("module").equals("")) {
            element.setAttribute("module", module);
        }
    }
    return (Element) node;
}

From source file:Main.java

public static void exportXmlFile(ArrayList<?> listObject, String rootElement, String interfaceName,
        String pathSaveFile) {/*from  www  .  j  av  a2 s .c  o  m*/
    try {
        DocumentBuilderFactory builderFactory = DocumentBuilderFactory.newInstance();
        DocumentBuilder docBuilder = builderFactory.newDocumentBuilder();
        // creating a new instance of a DOM to build a DOM tree.
        Document doc = docBuilder.newDocument();

        Element root = doc.createElement(rootElement);
        // adding a node after the last child node of the specified node.
        doc.appendChild(root);

        Element interfaceElement = null;

        Element child = null;
        Text text;

        for (Object obj : listObject) {
            Class srcClass = obj.getClass();
            Field[] field = srcClass.getFields();
            interfaceElement = doc.createElement(interfaceName);
            for (int i = 0; i < field.length; i++) {
                // System.out.println(field[i].getName() + ":" +
                // field[i].get(obj));
                child = doc.createElement(field[i].getName());

                text = doc.createTextNode((field[i].get(obj)).toString());
                child.appendChild(text);

                interfaceElement.appendChild(child);
            }
            root.appendChild(interfaceElement);
        }

        // TransformerFactory instance is used to create Transformer
        // objects.
        TransformerFactory factory = TransformerFactory.newInstance();
        Transformer transformer = factory.newTransformer();

        transformer.setOutputProperty(OutputKeys.INDENT, "yes");

        // create string from xml tree
        StringWriter sw = new StringWriter();
        StreamResult result = new StreamResult(sw);
        DOMSource source = new DOMSource(doc);
        transformer.transform(source, result);
        String xmlString = sw.toString();

        File file = new File(pathSaveFile);
        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(file)));
        bw.write(xmlString);
        bw.flush();
        bw.close();
    } catch (Exception e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
}

From source file:ConfigFiles.java

public static void addTag(String tagname, String tagcontent, Element root, boolean blank, Document document) {
    Element rootElement = document.createElement(tagname);
    root.appendChild(rootElement);//ww  w. j a va2  s  . c  o m
    String temp;
    if (blank)
        temp = "";
    else
        temp = tagcontent;
    rootElement.appendChild(document.createTextNode(temp));
}

From source file:Main.java

private static Element copyNode(Document destDocument, Element dest, Element src) {

    NamedNodeMap namedNodeMap = src.getAttributes();
    for (int i = 0; i < namedNodeMap.getLength(); i++) {
        Attr attr = (Attr) namedNodeMap.item(i);
        dest.setAttribute(attr.getName(), attr.getValue());
    }/*from www  . j  ava  2s.  c  o  m*/
    NodeList childNodeList = src.getChildNodes();
    for (int i = 0; i < childNodeList.getLength(); i++) {
        Node child = childNodeList.item(i);
        if (child.getNodeType() == Node.TEXT_NODE) {
            Text text = destDocument.createTextNode(child.getTextContent());
            dest.appendChild(text);
        } else if (child.getNodeType() == Node.ELEMENT_NODE) {
            Element element = destDocument.createElement(((Element) child).getTagName());
            element = copyNode(destDocument, element, (Element) child);
            dest.appendChild(element);
        }
    }

    return dest;
}

From source file:main.java.vasolsim.common.GenericUtils.java

/**
 * Creates a text node within a created element and then attaches the date to a parent.
 *
 * @param elementName   the name for the new element
 * @param nodeData      the data for the new text node
 * @param parentElement the parent element
 * @param doc           the document (root)
 *///w w w  . j ava  2 s .c o m
public static void appendSubNode(String elementName, String nodeData, Element parentElement, Document doc) {
    Element subElement = doc.createElement(elementName);
    subElement.appendChild(doc.createTextNode(nodeData));
    parentElement.appendChild(subElement);
}

From source file:com.viettel.ws.client.JDBCUtil.java

/**
 * Create document using DOM api/*from www  .j  a  v  a 2 s .  com*/
 *
 * @param rs a result set
 * @return A document of a result set
 * @throws ParserConfigurationException - If error when parse string
 * @throws SQLException - If error when read data from database
 */
public static Document toDocument(ResultSet rs) throws ParserConfigurationException, SQLException {
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    factory.setFeature(FEATURE_GENERAL_ENTITIES, false);
    factory.setFeature(FEATURE_PARAMETER_ENTITIES, false);
    factory.setXIncludeAware(false);
    factory.setExpandEntityReferences(false);
    DocumentBuilder builder = factory.newDocumentBuilder();
    Document doc = builder.newDocument();

    Element results = doc.createElement("Results");
    doc.appendChild(results);

    ResultSetMetaData rsmd = rs.getMetaData();
    int colCount = rsmd.getColumnCount();

    while (rs.next()) {
        Element row = doc.createElement("Row");
        results.appendChild(row);

        for (int i = 1; i <= colCount; i++) {
            String columnName = rsmd.getColumnName(i);
            Object value = rs.getObject(i);

            Element node = doc.createElement(columnName);
            node.appendChild(doc.createTextNode(value.toString()));
            row.appendChild(node);
        }
    }
    return doc;
}

From source file:com.meltmedia.cadmium.core.util.WarUtils.java

/**
 * Adds the shiro filter to a web.xml file.
 * @param doc The xml DOM document to create the new xml elements with.
 * @param root The xml Element node to add the filter to.
 *//*from ww w . ja v a2  s .  c o m*/
public static void addFilter(Document doc, Element root) {
    Element filter = doc.createElement("filter");
    Element filterName = doc.createElement("filter-name");
    filterName.appendChild(doc.createTextNode("ShiroFilter"));
    filter.appendChild(filterName);
    Element filterClass = doc.createElement("filter-class");
    filterClass.appendChild(doc.createTextNode("org.apache.shiro.web.servlet.ShiroFilter"));
    filter.appendChild(filterClass);

    addRelativeTo(root, filter, "filter", true);
}