Example usage for org.w3c.dom.traversal NodeIterator nextNode

Introduction

In this page you can find the example usage for org.w3c.dom.traversal NodeIterator nextNode.

Prototype

public Node nextNode() throws DOMException;

Source Link

Document

Returns the next node in the set and advances the position of the NodeIterator in the set.

Usage

From source file:MainClass.java

public static void main(String[] args) throws Exception {
    InputSource in = new InputSource(new FileInputStream("y.xml"));
    DocumentBuilderFactory dfactory = DocumentBuilderFactory.newInstance();
    dfactory.setNamespaceAware(true);/*w ww.  j  a v a 2s .c  o  m*/
    Document doc = dfactory.newDocumentBuilder().parse(in);

    Transformer transformer = TransformerFactory.newInstance().newTransformer();
    transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");

    CachedXPathAPI path = new CachedXPathAPI();
    NodeIterator nl = path.selectNodeIterator(doc, "\\abc\\");

    Node n;
    while ((n = nl.nextNode()) != null)
        transformer.transform(new DOMSource(n), new StreamResult(new OutputStreamWriter(System.out)));
}

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From source file:Main.java

public static void main(String[] argv) throws Exception {
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    DocumentBuilder loader = factory.newDocumentBuilder();
    Document document = loader.parse("sample.xml");

    DocumentTraversal traversal = (DocumentTraversal) document;
    NodeIterator iterator = traversal.createNodeIterator(document.getDocumentElement(), NodeFilter.SHOW_ELEMENT,
            null, true);/*from  ww  w.j a v  a  2 s  . c o  m*/

    for (Node n = iterator.nextNode(); n != null; n = iterator.nextNode()) {
        System.out.println("Element: " + ((Element) n).getTagName());
    }
}

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From source file:Main.java

public static void main(String[] argv) throws Exception {
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    Document document = factory.newDocumentBuilder().parse(new InputSource(new StringReader(getXMLData())));

    DocumentTraversal traversal = (DocumentTraversal) document;
    NodeIterator iterator = traversal.createNodeIterator(document.getDocumentElement(), NodeFilter.SHOW_ELEMENT,
            null, true);/*from w  ww  . j av a  2s .  c o m*/

    for (Node n = iterator.nextNode(); n != null; n = iterator.nextNode()) {
        System.out.println("Element: " + ((Element) n).getTagName());
    }
}

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From source file:Main.java

public static void main(String[] argv) throws Exception {
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    DocumentBuilder loader = factory.newDocumentBuilder();
    Document document = loader.parse("sample.xml");

    DocumentTraversal traversal = (DocumentTraversal) document;

    NodeIterator iterator = traversal.createNodeIterator(document.getDocumentElement(), NodeFilter.SHOW_ALL,
            new ItemFilter(), true);

    for (Node n = iterator.nextNode(); n != null; n = iterator.nextNode()) {
        System.out.println("Element: " + ((Element) n).getTagName());
    }//from  w w  w  .j  a  va 2  s  .co m
}

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From source file:Main.java

public static void main(String[] argv) throws Exception {
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    Document document = factory.newDocumentBuilder().parse(new InputSource(new StringReader(getXMLData())));

    DocumentTraversal traversal = (DocumentTraversal) document;

    NodeIterator iterator = traversal.createNodeIterator(document.getDocumentElement(), NodeFilter.SHOW_ALL,
            new ItemFilter(), true);

    for (Node n = iterator.nextNode(); n != null; n = iterator.nextNode()) {
        System.out.println("Element: " + ((Element) n).getTagName());
    }/*from  w  ww.j  a  v  a  2s.  c  o m*/
}

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From source file:marytts.tools.analysis.CopySynthesis.java

/**
 * @param args/*from  w w  w.ja  v  a 2s .c  o m*/
 */
public static void main(String[] args) throws Exception {
    String wavFilename = null;
    String labFilename = null;
    String pitchFilename = null;
    String textFilename = null;

    String locale = System.getProperty("locale");
    if (locale == null) {
        throw new IllegalArgumentException("No locale given (-Dlocale=...)");
    }

    for (String arg : args) {
        if (arg.endsWith(".txt"))
            textFilename = arg;
        else if (arg.endsWith(".wav"))
            wavFilename = arg;
        else if (arg.endsWith(".ptc"))
            pitchFilename = arg;
        else if (arg.endsWith(".lab"))
            labFilename = arg;
        else
            throw new IllegalArgumentException("Don't know how to treat argument: " + arg);
    }

    // The intonation contour
    double[] contour = null;
    double frameShiftTime = -1;
    if (pitchFilename == null) { // need to create pitch contour from wav file 
        if (wavFilename == null) {
            throw new IllegalArgumentException("Need either a pitch file or a wav file");
        }
        AudioInputStream ais = AudioSystem.getAudioInputStream(new File(wavFilename));
        AudioDoubleDataSource audio = new AudioDoubleDataSource(ais);
        PitchFileHeader params = new PitchFileHeader();
        params.fs = (int) ais.getFormat().getSampleRate();
        F0TrackerAutocorrelationHeuristic tracker = new F0TrackerAutocorrelationHeuristic(params);
        tracker.pitchAnalyze(audio);
        frameShiftTime = tracker.getSkipSizeInSeconds();
        contour = tracker.getF0Contour();
    } else { // have a pitch file -- ignore any wav file
        PitchReaderWriter f0rw = new PitchReaderWriter(pitchFilename);
        if (f0rw.contour == null) {
            throw new NullPointerException("Cannot read f0 contour from " + pitchFilename);
        }
        contour = f0rw.contour;
        frameShiftTime = f0rw.header.skipSizeInSeconds;
    }
    assert contour != null;
    assert frameShiftTime > 0;

    // The ALLOPHONES data and labels
    if (labFilename == null) {
        throw new IllegalArgumentException("No label file given");
    }
    if (textFilename == null) {
        throw new IllegalArgumentException("No text file given");
    }
    MaryTranscriptionAligner aligner = new MaryTranscriptionAligner();
    aligner.SetEnsureInitialBoundary(false);
    String labels = MaryTranscriptionAligner.readLabelFile(aligner.getEntrySeparator(),
            aligner.getEnsureInitialBoundary(), labFilename);
    MaryHttpClient mary = new MaryHttpClient();
    String text = FileUtils.readFileToString(new File(textFilename), "ASCII");
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    mary.process(text, "TEXT", "ALLOPHONES", locale, null, null, baos);
    ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
    DocumentBuilderFactory docFactory = DocumentBuilderFactory.newInstance();
    docFactory.setNamespaceAware(true);
    DocumentBuilder builder = docFactory.newDocumentBuilder();
    Document doc = builder.parse(bais);
    aligner.alignXmlTranscriptions(doc, labels);
    assert doc != null;

    // durations
    double[] endTimes = new LabelfileDoubleDataSource(new File(labFilename)).getAllData();
    assert endTimes.length == labels.split(Pattern.quote(aligner.getEntrySeparator())).length;

    // Now add durations and f0 targets to document
    double prevEnd = 0;
    NodeIterator ni = MaryDomUtils.createNodeIterator(doc, MaryXML.PHONE, MaryXML.BOUNDARY);
    for (int i = 0; i < endTimes.length; i++) {
        Element e = (Element) ni.nextNode();
        if (e == null)
            throw new IllegalStateException("More durations than elements -- this should not happen!");
        double durInSeconds = endTimes[i] - prevEnd;
        int durInMillis = (int) (1000 * durInSeconds);
        if (e.getTagName().equals(MaryXML.PHONE)) {
            e.setAttribute("d", String.valueOf(durInMillis));
            e.setAttribute("end", new Formatter(Locale.US).format("%.3f", endTimes[i]).toString());
            // f0 targets at beginning, mid, and end of phone
            StringBuilder f0String = new StringBuilder();
            double startF0 = getF0(contour, frameShiftTime, prevEnd);
            if (startF0 != 0 && !Double.isNaN(startF0)) {
                f0String.append("(0,").append((int) startF0).append(")");
            }
            double midF0 = getF0(contour, frameShiftTime, prevEnd + 0.5 * durInSeconds);
            if (midF0 != 0 && !Double.isNaN(midF0)) {
                f0String.append("(50,").append((int) midF0).append(")");
            }
            double endF0 = getF0(contour, frameShiftTime, endTimes[i]);
            if (endF0 != 0 && !Double.isNaN(endF0)) {
                f0String.append("(100,").append((int) endF0).append(")");
            }
            if (f0String.length() > 0) {
                e.setAttribute("f0", f0String.toString());
            }
        } else { // boundary
            e.setAttribute("duration", String.valueOf(durInMillis));
        }
        prevEnd = endTimes[i];
    }
    if (ni.nextNode() != null) {
        throw new IllegalStateException("More elements than durations -- this should not happen!");
    }

    // TODO: add pitch values

    String acoustparams = DomUtils.document2String(doc);
    System.out.println("ACOUSTPARAMS:");
    System.out.println(acoustparams);
}

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From source file:Main.java

public static void printNodeIterator(NodeIterator iterator) {
    Node n;//from  www  .  j  av  a 2  s.c  om
    while ((n = iterator.nextNode()) != null) {
        System.out.println("Node:" + n.getNodeValue());
    }
}

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From source file:Main.java

public static void printNodesAndAttributes(String xmlStr) {
    DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
    try {// w w  w .j av  a2  s.  co  m
        logger.info("Xml processing:");
        DocumentBuilder db = dbf.newDocumentBuilder();
        InputStream inStream = new ByteArrayInputStream(xmlStr.getBytes(StandardCharsets.UTF_8));
        // or InputSource inputSource = new InputSource( new StringReader(
        // xmlStr ) );
        Document doc = db.parse(inStream);
        DocumentTraversal dt = (DocumentTraversal) doc;
        NodeIterator i = dt.createNodeIterator(doc, NodeFilter.SHOW_ELEMENT, null, false);
        Node node = i.nextNode();
        while (node != null) {
            logger.info("Node type: " + node.getNodeType() + " Node name: " + node.getNodeName());
            logger.info("    Attributes: " + attributesStr(node));
            node = i.nextNode();
        }
    } catch (Exception ex) {
        logger.error(ex);
    }
}

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From source file:Main.java

public static ArrayList<Node> getNodeList(String xmlStr, String nodeName, Map<String, String> attributesMap) {
    DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
    ArrayList<Node> returnNodeList = new ArrayList<Node>();
    try {//w ww .j a  v a  2s  . co m
        DocumentBuilder db = dbf.newDocumentBuilder();
        InputStream inStream = new ByteArrayInputStream(xmlStr.getBytes(StandardCharsets.UTF_8));
        // or InputSource inputSource = new InputSource( new StringReader(
        // xmlStr ) );
        Document doc = db.parse(inStream);
        DocumentTraversal dt = (DocumentTraversal) doc;
        NodeIterator i = dt.createNodeIterator(doc, NodeFilter.SHOW_ELEMENT, null, false);
        Node node = i.nextNode();
        while (node != null) {
            if (node.getNodeName().equals(nodeName)) {
                if (attributesExist(node, attributesMap)) {
                    returnNodeList.add(node);
                }
            }
            node = i.nextNode();
        }
    } catch (Exception ex) {
        logger.error(ex);
    }
    return returnNodeList;
}

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From source file:Main.java

public static ArrayList<Node> getNodeList(Node parentNode, String nodeName, Map<String, String> attributesMap) {
    ArrayList<Node> returnNodeList = new ArrayList<Node>();
    try {//from ww  w . j a v  a2s.c  o m
        DocumentTraversal dt = (DocumentTraversal) parentNode.getOwnerDocument();
        NodeIterator i = dt.createNodeIterator(parentNode, NodeFilter.SHOW_ELEMENT, null, false);
        Node node = i.nextNode();
        while (node != null) {
            if (node.getNodeName().equals(nodeName)) {
                if (attributesExist(node, attributesMap)) {
                    returnNodeList.add(node);
                }
            }
            node = i.nextNode();
        }
    } catch (Exception ex) {
        logger.error(ex);
    }
    return returnNodeList;
}

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