Example usage for org.w3c.dom Node hasChildNodes

Introduction

In this page you can find the example usage for org.w3c.dom Node hasChildNodes.

Prototype

public boolean hasChildNodes();

Source Link

Document

Returns whether this node has any children.

Usage

From source file:Main.java

/** Goes through and adds newlines and indent to the current node and all its children
 * @param current the current node/* w w  w  .j a va2s  . c  o m*/
 * @param indent the current level of indent this is increased recursively*/
private static void addFormatting(Document doc, Node current, String indent) {

    // go through each of the children adding space as required
    Node child = current.getFirstChild();
    String childIndent = indent + "\t";
    while (child != null) {
        Node nextChild = child.getNextSibling();
        if (child.getNodeType() != Node.TEXT_NODE) {
            // Only if we aren't a text node do we add the space
            current.insertBefore(doc.createTextNode("\n" + childIndent), child);
            if (child.hasChildNodes()) {
                addFormatting(doc, child, childIndent);
            }
            if (nextChild == null) {
                // Because this is the last child, we need to add some space after it
                current.appendChild(doc.createTextNode("\n" + indent));
            }
        }
        child = nextChild;
    }
}

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From source file:XMLReader.java

/** Returns element value
 * @param elem element (it is XML tag)//ww  w  . j a v  a  2  s.  c om
 * @return Element value otherwise empty String
 */
private final static String getElementValue(Node elem) {
    Node kid;
    if (elem != null) {
        if (elem.hasChildNodes()) {
            for (kid = elem.getFirstChild(); kid != null; kid = kid.getNextSibling()) {
                if (kid.getNodeType() == Node.TEXT_NODE) {
                    return kid.getNodeValue();
                }
            }
        }
    }
    return "";
}

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From source file:Main.java

private static Node actualFindNodeWithAttributeValue(Node node, String name, String attribute, String value) {

    String nodeName = node.getNodeName();
    nodeName = nodeName.substring((nodeName.indexOf(":") != -1 ? nodeName.indexOf(":") + 1 : 0));
    if (nodeName.equals(name)) {
        Element e = (Element) node;
        if (e.getAttribute(attribute) != null && e.getAttribute(attribute).equals(value))
            return node;
    }//from  w ww  .  j a  v a 2 s.  co  m
    if (node.hasChildNodes()) {
        NodeList list = node.getChildNodes();
        int size = list.getLength();
        for (int i = 0; i < size; i++) {
            Node found = actualFindNodeWithAttributeValue(list.item(i), name, attribute, value);
            if (found != null)
                return found;
        }
    }
    return null;
}

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From source file:Main.java

public static String retrieveNodeAsString(Node node) {
    String nodeStr = new String("<");
    nodeStr += node.getNodeName() + internal;
    if (node.hasAttributes()) {
        NamedNodeMap attrs = node.getAttributes();
        // add the attrubite name-value pairs
        for (int i = 0; i < attrs.getLength(); i++) {
            Node a = attrs.item(i);
            nodeStr += a.getNodeName() + "=" + a.getNodeValue() + internal;
        }//w w w.  ja v  a2s.  c  o  m
    }

    if (node.hasChildNodes()) {
        nodeStr += ">\n";
        NodeList ns = node.getChildNodes();
        for (int i = 0; i < ns.getLength(); i++) {
            nodeStr += logXMLSubNode(ns.item(i), 1);
        }
        nodeStr += "<" + node.getNodeName() + "/>\n";
    } else {
        nodeStr += "/>\n";
    }
    return nodeStr;
}

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From source file:com.hp.test.framework.generatejellytess.GenerateJellyTests.java

public static void getData(Node parentNode, Node node) {

    switch (node.getNodeType()) {
    case Node.ELEMENT_NODE: {
        if (node.toString().contains("Verification")) {
            System.out.println("******" + node.toString());
            verfiy = true;/* www.ja  va 2 s .  co m*/
        }
        if (node.hasChildNodes()) {
            NodeList list = node.getChildNodes();
            int size = list.getLength();

            for (int index = 0; index < size; index++) {
                getData(node, list.item(index));
            }
        }

        break;
    }

    case Node.TEXT_NODE: {
        String data = node.getNodeValue();

        if (data.trim().length() > 0) {
            Locators.put(parentNode.getNodeName(), node.getNodeValue());
        }
        break;
    }

    }
}

---

From source file:Models.Geographic.Repository.RepositoryGoogle.java

/**
 * Method that geocoding a address from google api
 * @param country/*from  w  ww . j av a  2 s. c  om*/
 * @param adm1
 * @param adm2
 * @param adm3
 * @param local_area
 * @param locality
 * @param uncertainty
 * @return 
 */
public static Location georenferencing(String country, String adm1, String adm2, String adm3, String local_area,
        String locality, double uncertainty) {
    Location a = null;
    String key;
    try {
        key = FixData.generateKey(new String[] { country, adm1, adm2, adm3, local_area, locality });
        if (RepositoryGoogle.db == null)
            RepositoryGoogle.db = new HashMap();
        if (RepositoryGoogle.db.containsKey(key))
            return (Location) RepositoryGoogle.db.get(key);
        String data = (!locality.equals("") ? locality : "")
                + (!local_area.equals("") ? local_area + "+,+" : "") + (!adm3.equals("") ? adm3 + "+,+" : "")
                + (!adm2.equals("") ? adm2 + "+,+" : "") + (!adm1.equals("") ? adm1 + "+,+" : "")
                + (!country.equals("") ? country + "+,+" : "");
        URL url = new URL(Configuration.getParameter("geocoding_google_url_send_xml") + "address="
                + data.replace(" ", "%20").replace(".", "").replace(";", ""));
        URL file_url = new URL(
                url.getProtocol() + "://" + url.getHost() + signRequest(url.getPath(), url.getQuery()));
        // Get information from URL
        DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
        // Create a proxy to work in CIAT (erase this in another place)
        //Proxy proxy = new Proxy(Proxy.Type.HTTP, new InetSocketAddress("proxy2.ciat.cgiar.org", 8080));
        DocumentBuilder db = dbf.newDocumentBuilder();
        //Document doc = db.parse(file_url.openConnection(proxy).getInputStream());
        Document doc = db.parse(file_url.openConnection().getInputStream());
        // Document with data
        if (doc != null) {
            NodeList locationList = doc.getElementsByTagName("location");
            NodeList locationTypeList = doc.getElementsByTagName("location_type");
            NodeList viewPortList = doc.getElementsByTagName("viewport");
            Node location = null, lat = null, lng = null;
            if (locationList.getLength() > 0) {
                for (int i = 0; i < locationList.getLength(); i++) {
                    location = locationList.item(i);
                    if (location.hasChildNodes()) {
                        lat = location.getChildNodes().item(1);
                        lng = location.getChildNodes().item(3);
                    }
                }
                Node locationType = null;
                if (locationTypeList.getLength() > 0) {
                    for (int i = 0; i < locationTypeList.getLength(); i++)
                        locationType = locationTypeList.item(i);
                }
                Node viewPort = null, northeast = null, southwest = null, lat_northeast = null,
                        lng_northeast = null, lat_southwest = null, lng_southwest = null;
                if (viewPortList.getLength() > 0) {
                    for (int i = 0; i < viewPortList.getLength(); i++) {
                        viewPort = viewPortList.item(i);
                        if (viewPort.hasChildNodes()) {
                            northeast = viewPort.getChildNodes().item(1);
                            southwest = viewPort.getChildNodes().item(3);
                        }
                        /* Extract data from viewport field */
                        if (northeast.hasChildNodes()) {
                            lat_northeast = northeast.getChildNodes().item(1);
                            lng_northeast = northeast.getChildNodes().item(3);
                        }
                        if (southwest.hasChildNodes()) {
                            lat_southwest = southwest.getChildNodes().item(1);
                            lng_southwest = southwest.getChildNodes().item(3);
                        }
                    }
                }
                double[] coordValues = new double[] { Double.parseDouble(lat.getTextContent()),
                        Double.parseDouble(lng.getTextContent()) };
                double[] coordValuesNortheast = new double[] {
                        Double.parseDouble(lat_northeast.getTextContent()),
                        Double.parseDouble(lng_northeast.getTextContent()) };
                double[] coordValuesSouthwest = new double[] {
                        Double.parseDouble(lat_southwest.getTextContent()),
                        Double.parseDouble(lng_southwest.getTextContent()) };
                double distance = FixData.getDistance(coordValuesNortheast, coordValuesSouthwest);
                // Distance - km between Northeast and Southeast                    
                if (distance <= uncertainty)
                    a = new Location(coordValues[0], coordValues[1], distance);
                else {
                    RepositoryGoogle.db.put(key, a);
                    throw new Exception("Exceede uncertainty. " + "Uncertainty: " + distance + " THRESHOLD: "
                            + Configuration.getParameter("geocoding_threshold"));
                }

            }
        }
        RepositoryGoogle.db.put(key, a);
    } catch (NoSuchAlgorithmException | InvalidKeyException | URISyntaxException | IOException
            | ParserConfigurationException | SAXException ex) {
        System.out.println(ex);
    } catch (Exception ex) {
        System.out.println(ex);
    }
    return a;
}

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From source file:de.itomig.itoplib.GetItopData.java

private static String getConcatNodeValues(Node prop) {
    // behaves well for non-existing nodes and for node values which are
    // broken into several values because of special characters like '"'
    // needed for the android code - this problem only exists in
    // Android xml library and not on the PC !!
    if (prop.hasChildNodes()) { // false for optional attributes
        StringBuilder text = new StringBuilder();
        NodeList chars = prop.getChildNodes();
        for (int k = 0; k < chars.getLength(); k++) {
            text.append(chars.item(k).getNodeValue());
        }//from w ww .  ja v  a  2s .co  m
        return text.toString().trim();
    } else {
        return (""); // return empty string if empty
    }
}

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From source file:de.ingrid.portal.global.UtilsMapServiceManager.java

private static void evaluateKmlNode(HashMap data, Node node) {

    if (node.getNamespaceURI().equals(IDFNamespaceContext.NAMESPACE_URI_KML)) {
        Node documentNode = XPathUtils.getNode(node, "./kml:Document");
        if (documentNode != null) {
            Node titleNode = XPathUtils.getNode(documentNode, "./kml:name");
            String title = "";
            // Titel
            if (titleNode != null) {
                title = titleNode.getTextContent().trim();
                data.put("coord_class", title);
            }//  w w w .  j  a  v  a  2s  .  c om

            //Placemark
            NodeList placemarkNodeList = XPathUtils.getNodeList(documentNode, "./kml:Placemark");
            if (placemarkNodeList != null) {
                ArrayList<HashMap<String, String>> placemarks = new ArrayList<HashMap<String, String>>();
                for (int i = 0; i < placemarkNodeList.getLength(); i++) {
                    Node pmNode = placemarkNodeList.item(i);
                    HashMap<String, String> placemark = new HashMap<String, String>();
                    placemark.put("coord_class", title);

                    // Name
                    Node pmNameNode = XPathUtils.getNode(pmNode, "./kml:name");
                    if (pmNameNode != null) {
                        String name = pmNameNode.getTextContent().trim();
                        if (name != null) {
                            placemark.put("coord_title", name);
                        }
                    }

                    // Description
                    Node pmDescrNode = XPathUtils.getNode(pmNode, "./kml:description");
                    if (pmDescrNode != null) {
                        String description = pmDescrNode.getTextContent().trim();
                        if (description != null) {
                            placemark.put("coord_descr", description);
                        }
                    }

                    // Point
                    Node pmPointNode = XPathUtils.getNode(pmNode, "./kml:Point");
                    if (pmPointNode != null) {
                        if (pmPointNode.hasChildNodes()) {
                            Node coordinatesNode = XPathUtils.getNode(pmPointNode, "./kml:coordinates");
                            if (coordinatesNode != null) {
                                String coordinates = coordinatesNode.getTextContent().trim();
                                if (coordinates != null) {
                                    String[] coords = coordinates.split(",");
                                    placemark.put("coord_x", coords[0]);
                                    placemark.put("coord_y", coords[1]);
                                }
                            }
                        }
                    }
                    placemarks.add(placemark);
                }
                data.put("placemarks", placemarks);
            }
        }
    }
}

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From source file:Main.java

/**Recursive method which has a side effect of setting the result to the pretty-printed flat text version of an XML node.
 * @param finger the current node//from   ww w .j av a2 s  .c o  m
 * @param result the resultant string that is being built up.
 * @param indent the current indenting level.
 */

private static void doc2String(Node finger, StringBuffer result, int indent) {
    //Base Case
    for (int j = 0; j < indent; j++)
        result.append(' ');
    if (finger.getNodeType() == Node.TEXT_NODE) {
        result.append(finger.getNodeValue().trim());
        result.append("\n");
        return;
    }
    result.append('<');
    //System.out.println("XMLUtils: appending " + finger.getNodeName() + " to output");
    result.append(finger.getNodeName().trim());
    result.append('>');
    result.append("\n");
    if (finger.hasChildNodes()) {
        NodeList childList = finger.getChildNodes();
        for (int i = 0; i < childList.getLength(); i++) {
            doc2String(childList.item(i), result, indent + 1);
        }
    }
    for (int j = 0; j < indent; j++)
        result.append(' ');
    result.append("</");
    //System.out.println("XMLUtils: appending end " + finger.getNodeName() + " to output");
    result.append(finger.getNodeName().trim());
    result.append('>');
    result.append("\n");
}

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From source file:com.flexive.shared.media.impl.FxMediaImageMagickEngine.java

/**
 * Identify a file, returning metadata/*from   w w  w .j  a v a  2s  . c  o  m*/
 *
 * @param mimeType if not null it will be used to call the correct identify routine
 * @param file     the file to identify
 * @return metadata
 * @throws FxApplicationException on errors
 * @since 3.1
 */
public static FxMetadata identify(String mimeType, File file) throws FxApplicationException {
    if (mimeType == null)
        mimeType = FxMediaNativeEngine.detectMimeType(null, file.getAbsolutePath());
    try {
        String metaData = IMParser.getMetaData(file);

        String format = "unknown";
        String formatDescription = "";
        String compressionAlgorithm = "";
        String colorType = "";
        int width = 0;
        int height = 0;
        double xRes = 0.0;
        double yRes = 0.0;
        int bpp = 0;

        DocumentBuilder builder = javax.xml.parsers.DocumentBuilderFactory.newInstance().newDocumentBuilder();
        Document document = builder.parse(new ByteArrayInputStream(metaData.getBytes()));
        XPath xPath = javax.xml.xpath.XPathFactory.newInstance().newXPath();

        Node nFormat = (Node) xPath.evaluate("/Image/Format", document, javax.xml.xpath.XPathConstants.NODE);
        if (nFormat != null && nFormat.getTextContent() != null) {
            format = nFormat.getTextContent();
            if (format.indexOf(' ') > 0) {
                formatDescription = format.substring(format.indexOf(' ') + 1);
                if (formatDescription.indexOf('(') >= 0 && formatDescription.indexOf(')') > 0) {
                    formatDescription = formatDescription.substring(formatDescription.indexOf('(') + 1,
                            formatDescription.indexOf(')'));
                }
                format = format.substring(0, format.indexOf(' '));
            }
        }

        Node nCompression = (org.w3c.dom.Node) xPath.evaluate("/Image/Compression", document,
                javax.xml.xpath.XPathConstants.NODE);
        if (nCompression != null && nCompression.getTextContent() != null) {
            compressionAlgorithm = nCompression.getTextContent();
        }

        Node nColorType = (Node) xPath.evaluate("/Image/Colorspace", document,
                javax.xml.xpath.XPathConstants.NODE);
        if (nColorType != null && nColorType.getTextContent() != null) {
            colorType = nColorType.getTextContent();
        }

        Node nGeometry = (Node) xPath.evaluate("/Image/Geometry", document,
                javax.xml.xpath.XPathConstants.NODE);
        if (nGeometry != null && nGeometry.getTextContent() != null) {
            String geo = nGeometry.getTextContent();
            if (geo.indexOf('+') > 0)
                geo = geo.substring(0, geo.indexOf('+'));
            if (geo.indexOf('x') > 0) {
                try {
                    width = Integer.parseInt(geo.substring(0, geo.indexOf('x')));
                    height = Integer.parseInt(geo.substring(geo.indexOf('x') + 1));
                } catch (NumberFormatException ex) {
                    //failed, ignore
                }

            }
        }

        Node nResolution = (Node) xPath.evaluate("/Image/Resolution", document,
                javax.xml.xpath.XPathConstants.NODE);
        if (nResolution != null && nResolution.getTextContent() != null) {
            String res = nResolution.getTextContent();
            if (res.indexOf('+') > 0)
                res = res.substring(0, res.indexOf('+'));
            if (res.indexOf('x') > 0) {
                try {
                    xRes = Double.parseDouble(res.substring(0, res.indexOf('x')));
                    yRes = Double.parseDouble(res.substring(res.indexOf('x') + 1));
                } catch (NumberFormatException ex) {
                    //failed, ignore
                }

            }
        }

        Node nDepth = (Node) xPath.evaluate("/Image/Depth", document, javax.xml.xpath.XPathConstants.NODE);
        if (nDepth != null && nDepth.getTextContent() != null) {
            String dep = nDepth.getTextContent();
            if (dep.indexOf('-') > 0)
                dep = dep.substring(0, dep.indexOf('-'));
            try {
                bpp = Integer.parseInt(dep);
            } catch (NumberFormatException ex) {
                //failed, ignore
            }
        }

        List<FxMetadata.FxMetadataItem> items = new ArrayList<FxMetadata.FxMetadataItem>(50);
        NodeList nodes = (NodeList) xPath.evaluate("/Image/*", document,
                javax.xml.xpath.XPathConstants.NODESET);
        Node currNode;
        for (int i = 0; i < nodes.getLength(); i++) {
            currNode = nodes.item(i);
            if (currNode.hasChildNodes() && currNode.getChildNodes().getLength() > 1) {
                for (int j = 0; j < currNode.getChildNodes().getLength(); j++)
                    items.add(new FxMetadata.FxMetadataItem(
                            currNode.getNodeName() + "/" + currNode.getChildNodes().item(j).getNodeName(),
                            currNode.getChildNodes().item(j).getTextContent()));
            } else
                items.add(new FxMetadata.FxMetadataItem(currNode.getNodeName(), currNode.getTextContent()));
        }
        return new FxImageMetadataImpl(mimeType, file.getName(), items, width, height, format,
                formatDescription, compressionAlgorithm, xRes, yRes, colorType, false, bpp, false, false, null);
    } catch (Exception e) {
        throw new FxApplicationException(e, "ex.media.identify.error", file.getName(), mimeType,
                e.getMessage());
    }

}

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