Example usage for org.w3c.dom Element getElementsByTagName

List of usage examples for org.w3c.dom Element getElementsByTagName

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Introduction

In this page you can find the example usage for org.w3c.dom Element getElementsByTagName.

Prototype

public NodeList getElementsByTagName(String name);

Source Link

Document

Returns a NodeList of all descendant Elements with a given tag name, in document order.

Usage

From source file:com.mingo.parser.xml.dom.DomUtil.java

/**
 * Gets first tag occurrence.//from   w w  w.j ava 2  s  .c o m
 *
 * @param element element interface represents an element in an HTML or XML document
 * @param tagName tag name
 * @return found node
 */
public static Node getFirstTagOccurrence(Element element, String tagName) {
    Node firstNode = null;
    NodeList nodeList = element.getElementsByTagName(tagName);
    if (nodeList != null && nodeList.getLength() > 0) {
        firstNode = nodeList.item(FIRST_ELEMENT);
    }
    return firstNode;
}

From source file:it.cilea.osd.common.utils.XMLUtils.java

public static String getElementAttribute(Element dataRoot, String name, String attr) {
    NodeList nodeList = dataRoot.getElementsByTagName(name);
    Element element = null;//w w w .  j ava 2 s .c o  m
    if (nodeList != null && nodeList.getLength() > 0) {
        element = (Element) nodeList.item(0);
    }

    String attrValue = null;
    if (element != null) {
        attrValue = element.getAttribute(attr);
        if (StringUtils.isNotBlank(attrValue)) {
            attrValue = attrValue.trim();
        } else
            attrValue = null;
    }
    return attrValue;
}

From source file:com.microsoft.tfs.core.clients.build.internal.utils.XamlHelper.java

public static Properties loadPartial(final String xaml) {
    final Properties properties = new Properties();

    try {/*from w w  w .  j  a  v a 2 s. c  o  m*/
        final Document document = DOMCreateUtils.parseString(xaml);
        final Element root = document.getDocumentElement();

        final NodeList nodes = root.getElementsByTagName("x:String"); //$NON-NLS-1$
        for (int i = 0; i < nodes.getLength(); i++) {
            final Element element = (Element) nodes.item(i);
            final String key = element.getAttribute("x:Key"); //$NON-NLS-1$
            final String value = element.getFirstChild().getNodeValue();
            properties.put(key, value);
        }
    } catch (final XMLException e) {
        log.error(
                MessageFormat.format(Messages.getString("XamlHelper.ExceptionParsingProcessParaemtersFormat"), //$NON-NLS-1$
                        xaml), e);
    }

    return properties;
}

From source file:edu.indiana.d2i.datacatalog.dashboard.api.USStates.java

public static String getStates(String statesFilePath)
        throws ParserConfigurationException, IOException, SAXException {
    JSONObject statesFeatureCollection = new JSONObject();
    statesFeatureCollection.put("type", "FeatureCollection");
    JSONArray features = new JSONArray();

    DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance();
    try {//from  w w w  . j av  a  2 s.  co m
        DocumentBuilder documentBuilder = documentBuilderFactory.newDocumentBuilder();
        Document dom = documentBuilder.parse(new FileInputStream(new File(statesFilePath)));
        Element docElement = dom.getDocumentElement();
        NodeList states = docElement.getElementsByTagName("state");
        for (int i = 0; i < states.getLength(); i++) {
            Node state = states.item(i);
            JSONObject stateObj = new JSONObject();
            stateObj.put("type", "Feature");
            JSONObject geometry = new JSONObject();
            geometry.put("type", "Polygon");
            JSONArray coordinates = new JSONArray();
            JSONArray coordinateSub = new JSONArray();
            NodeList points = ((Element) state).getElementsByTagName("point");
            for (int j = 0; j < points.getLength(); j++) {
                Node point = points.item(j);
                JSONArray pointObj = new JSONArray();
                float lat = Float.parseFloat(((Element) point).getAttribute("lat"));
                float lng = Float.parseFloat(((Element) point).getAttribute("lng"));
                double trLng = lng * 20037508.34 / 180;
                double trLat = Math.log(Math.tan((90 + lat) * Math.PI / 360)) / (Math.PI / 180);
                pointObj.add(lng);
                pointObj.add(lat);
                coordinateSub.add(pointObj);
            }
            geometry.put("coordinates", coordinates);
            coordinates.add(coordinateSub);
            stateObj.put("geometry", geometry);
            JSONObject name = new JSONObject();
            name.put("Name", ((Element) state).getAttribute("name"));
            name.put("colour", "#FFF901");
            stateObj.put("properties", name);
            features.add(stateObj);
        }
        statesFeatureCollection.put("features", features);
        return statesFeatureCollection.toJSONString();
    } catch (ParserConfigurationException e) {
        log.error("Error while processing states.xml.", e);
        throw e;
    } catch (FileNotFoundException e) {
        log.error("Error while processing states.xml.", e);
        throw e;
    } catch (SAXException e) {
        log.error("Error while processing states.xml.", e);
        throw e;
    } catch (IOException e) {
        log.error("Error while processing states.xml.", e);
        throw e;
    }
}

From source file:com.omertron.yamjtrakttv.tools.CompleteMoviesTools.java

/**
 * Get the season and episode information from the files section for TV
 * Shows//w  w w.j a  v a 2  s .c  o  m
 *
 * @param eVideo
 * @return
 */
private static List<Episode> parseTvFiles(Element eVideo) {
    List<Episode> episodes = new ArrayList<>();

    NodeList nlFile = eVideo.getElementsByTagName("file");
    if (nlFile.getLength() > 0) {
        Node nFile;
        Element eFile;
        for (int loop = 0; loop < nlFile.getLength(); loop++) {
            nFile = nlFile.item(loop);
            if (nFile.getNodeType() == Node.ELEMENT_NODE) {
                eFile = (Element) nFile;
                int season = Integer.parseInt(DOMHelper.getValueFromElement(eFile, "season"));
                int firstPart = Integer.parseInt(eFile.getAttribute("firstPart"));
                int lastPart = Integer.parseInt(eFile.getAttribute("lastPart"));
                boolean watched = Boolean.parseBoolean(DOMHelper.getValueFromElement(eFile, "watched"));
                Date watchedDate;

                String stringDate = DOMHelper.getValueFromElement(eVideo, "watchedDate");
                if (StringUtils.isNumeric(stringDate)) {
                    watchedDate = new Date(Long.parseLong(stringDate));
                } else {
                    watchedDate = new Date();
                }

                for (int episode = firstPart; episode <= lastPart; episode++) {
                    episodes.add(new Episode(season, episode, watched, watchedDate));
                }
            }
        }
    }
    return episodes;
}

From source file:com.unitedcoders.android.gpodroid.tools.Tools.java

public static String getImageUrlFromFeed(Context context, String url) {

    try {//from   www  . j av  a2  s .  co  m
        Document doc;
        DocumentBuilder builder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
        DefaultHttpClient client = new DefaultHttpClient();
        HttpGet request = new HttpGet(url);
        HttpResponse response = client.execute(request);
        doc = builder.parse(response.getEntity().getContent());
        //            return doc;

        // get Image
        NodeList item = doc.getElementsByTagName("channel");
        Element el = (Element) item.item(0);

        String imageUrl;
        NodeList imagNode = el.getElementsByTagName("image");
        if (imagNode != null) {
            Element ima = (Element) imagNode.item(0);
            if (ima != null) {
                NodeList urlNode = ima.getElementsByTagName("url");
                if (urlNode == null || urlNode.getLength() < 1)
                    imageUrl = null;
                else
                    imageUrl = urlNode.item(0).getFirstChild().getNodeValue();
            } else
                imageUrl = null;
        } else
            imageUrl = null;

        return imageUrl;

    } catch (IOException e) {
        return null; // The network probably died, just return null
    } catch (SAXException e) {
        // Problem parsing the XML, log and return nothing
        Log.e("NCRSS", "Error parsing XML", e);
        return null;
    } catch (Exception e) {
        // Anything else was probably another network problem, fail silently
        return null;
    }

}

From source file:Main.java

public static List<Map<String, String>> ReadPlaylistItemsFromFile(String path, String filename) {

    List<Map<String, String>> results = new ArrayList<Map<String, String>>();

    try {//from  ww  w.ja  va  2  s .c o  m
        File fXmlFile = new File(path, filename);
        DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
        DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();
        Document doc = dBuilder.parse(fXmlFile);
        doc.getDocumentElement().normalize();

        NodeList songList = doc.getElementsByTagName("song");
        Log.d("ReadItemsFromFile", "List Length: " + songList.getLength());

        for (int i = 0; i < songList.getLength(); i++) {

            Node nNode = songList.item(i);
            if (nNode.getNodeType() == Node.ELEMENT_NODE) {
                Element eElement = (Element) nNode;

                HashMap<String, String> mapElement = new HashMap<String, String>();

                mapElement.put("name", eElement.getElementsByTagName("name").item(0).getTextContent());
                mapElement.put("artist", eElement.getElementsByTagName("artist").item(0).getTextContent());
                mapElement.put("startTime",
                        eElement.getElementsByTagName("startTime").item(0).getTextContent());
                mapElement.put("url", eElement.getElementsByTagName("url").item(0).getTextContent());

                results.add(mapElement);
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
        return null;
    }
    return results;

}

From source file:Main.java

/**
 * Get string value for a tag//ww w  .  ja v  a  2 s . c  o  m
 * 
 * @param xmlElement
 *            Root Element of subtree in which required tag is to be
 *            searched
 * @param key
 *            Required tage name
 * @return String value
 */
public static String getStringValueForXMLTagFromAnywhere(Element xmlElement, String key) {

    // Start - testing
    String value = xmlElement.getAttribute(key);
    System.out.println("Value is - " + value);
    // End - testing

    NodeList nl = xmlElement.getElementsByTagName(key);
    String output = "nothing";
    if (nl.getLength() > 0) {
        Node node = nl.item(0).getFirstChild();
        if (node != null) {
            output = node.getNodeValue().trim();
            return output;
        }
    }
    return output;
}

From source file:fr.aliasource.webmail.server.proxy.client.http.DOMUtils.java

/**
 * Renvoie une lment qui doit tre unique dans le document.
 * /*ww w  .ja  v  a  2  s .  c  om*/
 * @param root
 * @param elementName
 * @return
 */
public static Element getUniqueElement(Element root, String elementName) {
    NodeList list = root.getElementsByTagName(elementName);
    return (Element) list.item(0);
}

From source file:fr.aliasource.webmail.server.proxy.client.http.DOMUtils.java

public static String getElementText(Element root, String elementName) {
    NodeList list = root.getElementsByTagName(elementName);
    if (list.getLength() == 0) {
        if (logger.isDebugEnabled()) {
            logger.debug("No element named '" + elementName + "' under '" + root.getNodeName() + "'");
        }/*w  ww .j ava 2s.  c  om*/
        return null;
    }
    return getElementText((Element) list.item(0));
}