Example usage for org.w3c.dom NodeList item

Introduction

In this page you can find the example usage for org.w3c.dom NodeList item.

Prototype

public Node item(int index);

Source Link

Document

Returns the indexth item in the collection.

Usage

From source file:Main.java

public static void main(String[] args) throws Exception {

    String xml = "<metadata><codes class = 'class1'>" + "<code code='ABC'>" + "<detail x='blah blah'/>"
            + "</code>" + "</codes>" + "<codes class = 'class2'>" + "<code code = '123'>"
            + "<detail x='blah blah'/></code></codes></metadata>";

    DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
    DocumentBuilder db = dbf.newDocumentBuilder();
    Document doc = db.parse(new ByteArrayInputStream(xml.getBytes()));

    XPath xPath = XPathFactory.newInstance().newXPath();
    XPathExpression expr = xPath.compile("//codes/code[@code ='ABC']");
    Object result = expr.evaluate(doc, XPathConstants.NODESET);

    NodeList nodes = (NodeList) result;
    System.out.println(nodes.getLength() > 0 ? "Yes" : "No");
    for (int i = 0; i < nodes.getLength(); i++) {
        System.out.println("nodes: " + nodes.item(i).getNodeValue());
    }/*from  w  w  w .  ja v a 2s .  c om*/
}

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From source file:Main.java

public static void main(String[] args) throws Exception {
    DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
    dbf.setNamespaceAware(true);// w w w . j  a v  a 2s  .c o  m
    DocumentBuilder db = dbf.newDocumentBuilder();

    File file1 = new File("input1.xml");
    Document doc1 = db.parse(file1);
    Element rootElement1 = doc1.getDocumentElement();

    File file2 = new File("input2.xml");
    Document doc2 = db.parse(file2);
    Element rootElement2 = doc2.getDocumentElement();

    // Copy Child Nodes
    NodeList childNodes2 = rootElement2.getChildNodes();
    for (int x = 0; x < childNodes2.getLength(); x++) {
        Node importedNode = doc1.importNode(childNodes2.item(x), true);
        if (importedNode.getNodeType() == Node.ELEMENT_NODE) {
            Element importedElement = (Element) importedNode;
            // Copy Attributes
            NamedNodeMap namedNodeMap2 = rootElement2.getAttributes();
            for (int y = 0; y < namedNodeMap2.getLength(); y++) {
                Attr importedAttr = (Attr) doc1.importNode(namedNodeMap2.item(y), true);
                importedElement.setAttributeNodeNS(importedAttr);
            }
        }
        rootElement1.appendChild(importedNode);
    }

    // Output Document
    TransformerFactory tf = TransformerFactory.newInstance();
    Transformer t = tf.newTransformer();
    DOMSource source = new DOMSource(doc1);
    StreamResult result = new StreamResult(System.out);
    t.transform(source, result);
}

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From source file:Main.java

public static void main(String argv[]) throws Exception {
    String next = "keyword,123";
    String[] input = next.split(",");

    String textToFind = input[0].replace("'", "\\'"); // "CEO";
    String textToReplace = input[1].replace("'", "\\'"); // "Chief Executive Officer";
    String filepath = "root.xml";
    String fileToBeSaved = "root2.xml";

    DocumentBuilderFactory docFactory = DocumentBuilderFactory.newInstance();
    DocumentBuilder docBuilder = docFactory.newDocumentBuilder();
    Document doc = docBuilder.parse(filepath);

    XPath xpath = XPathFactory.newInstance().newXPath();
    // change ELEMENTS

    String xPathExpression = "//*[text()='" + textToFind + "']";
    NodeList nodes = (NodeList) xpath.evaluate(xPathExpression, doc, XPathConstants.NODESET);

    for (int idx = 0; idx < nodes.getLength(); idx++) {
        nodes.item(idx).setTextContent(textToReplace);
    }/*from  w ww  .  ja  v a  2  s.c om*/

    // change ATTRIBUTES
    String xPathExpressionAttr = "//*/@*[.='" + textToFind + "']";
    NodeList nodesAttr = (NodeList) xpath.evaluate(xPathExpressionAttr, doc, XPathConstants.NODESET);

    for (int i = 0; i < nodesAttr.getLength(); i++) {
        nodesAttr.item(i).setTextContent(textToReplace);
    }
    System.out.println("Everything replaced.");

    // save xml file back
    TransformerFactory transformerFactory = TransformerFactory.newInstance();
    Transformer transformer = transformerFactory.newTransformer();
    DOMSource source = new DOMSource(doc);
    StreamResult result = new StreamResult(new File(fileToBeSaved));
    transformer.transform(source, result);
}

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From source file:MainClass.java

public static void main(String[] args)
        throws IOException, ParserConfigurationException, org.xml.sax.SAXException {

    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    factory.setIgnoringComments(true);// w ww  . java 2 s .  c o  m
    factory.setCoalescing(true); // Convert CDATA to Text nodes
    factory.setNamespaceAware(false); // No namespaces: this is default
    factory.setValidating(false); // Don't validate DTD: also default

    DocumentBuilder parser = factory.newDocumentBuilder();

    Document document = parser.parse(new File(args[0]));

    NodeList sections = document.getElementsByTagName("sect1");
    int numSections = sections.getLength();
    for (int i = 0; i < numSections; i++) {
        Element section = (Element) sections.item(i); // A <sect1>

        Node title = section.getFirstChild();
        while (title != null && title.getNodeType() != Node.ELEMENT_NODE)
            title = title.getNextSibling();

        if (title != null)
            System.out.println(title.getFirstChild().getNodeValue());
    }
}

---

From source file:Main.java

public static void main(String args[]) throws Exception {
    FileInputStream fileInputStream = new FileInputStream(new File("src/file.xml"));
    DocumentBuilderFactory builderFactory = DocumentBuilderFactory.newInstance();
    DocumentBuilder builder = builderFactory.newDocumentBuilder();
    Document doc1 = builder.parse(fileInputStream);
    doc1.getDocumentElement().normalize();
    NodeList kList1 = doc1.getElementsByTagName("item");

    StringBuilder stringBuilder = new StringBuilder();

    for (int temp = 0; temp < kList1.getLength(); temp++) {
        Node kNode1 = kList1.item(temp);
        System.out.println("\nCurrent Element :" + kNode1.getNodeName());
        if (kNode1.getNodeType() == Node.ELEMENT_NODE) {
            Element eElement = (Element) kNode1;
            System.out.println("node name" + eElement.getNodeName());
            Node in = eElement.getFirstChild();
            if ((in.getTextContent() != null) && !(in.getTextContent()).isEmpty()
                    && !(in.getTextContent().length() == 0))
                stringBuilder.append(in.getTextContent());
        }/*from  www.j a v  a2s.c o m*/
    }
    System.out.println(stringBuilder);
}

---

From source file:MainClass.java

public static void main(String[] args) throws Exception {
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    factory.setValidating(true);/*from  w w w  .  j  a  v  a 2 s.  c om*/
    DocumentBuilder builder = factory.newDocumentBuilder();

    Document doc = builder.parse("yourFile.xml");
    Element rootElement = doc.getDocumentElement();
    NodeList children = rootElement.getChildNodes();
    Node current = null;
    int count = children.getLength();
    for (int i = 0; i < count; i++) {
        current = children.item(i);
        if (current.getNodeType() == Node.ELEMENT_NODE) {
            Element element = (Element) current;
            if (element.getTagName().equalsIgnoreCase("tableOfContents")) {
                // Get the list of <tocEntry> items
                NodeList tocitems = element.getElementsByTagName("tocEntry");
                // Obtain a reference to the second one
                Node secondChild = tocitems.item(1);
                // Create a new <tocEntry> element
                Element newTOCItem = doc.createElement("tocEntry");
                // Create a new "Help" text node
                Text newText = doc.createTextNode("Help");
                // Make it a child of the new <tocEntry> element
                // <tocEntry>Help</tocEntry>
                newTOCItem.appendChild(newText);
                // Add the new <tocEntry> element to <tableOfContents>
                element.insertBefore(newTOCItem, secondChild);
            }
        }
    }

    System.out.println(doc.getDocumentElement());
}

---

From source file:Main.java

public static void main(String[] args) throws Exception {
    XPathFactory xpf = XPathFactory.newInstance();
    XPath xPath = xpf.newXPath();
    XPathExpression schoolNameExpression = xPath.compile("SchoolName");
    XPathExpression classNameExpression = xPath.compile("Classes/Class/ClassName");

    InputSource inputSource = new InputSource("input.xml");
    NodeList schoolNodes = (NodeList) xPath.evaluate("/Data/Schools/School", inputSource,
            XPathConstants.NODESET);
    for (int x = 0; x < schoolNodes.getLength(); x++) {
        Node schoolElement = schoolNodes.item(x);
        System.out.println(schoolNameExpression.evaluate(schoolElement, XPathConstants.STRING));
        NodeList classNames = (NodeList) classNameExpression.evaluate(schoolElement, XPathConstants.NODESET);
        for (int y = 0; y < classNames.getLength(); y++) {
            System.out.println(classNames.item(y).getTextContent());
        }//w  ww  .ja  va2s .co  m
    }
}

---

From source file:Main.java

public static void main(String[] args) throws Exception {
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    DocumentBuilder builder = factory.newDocumentBuilder();
    Document doc = builder.parse(new File("Table.xml"));

    XPathFactory xFactory = XPathFactory.newInstance();
    XPath path = xFactory.newXPath();
    XPathExpression exp = path.compile("/tables/table");
    NodeList nlTables = (NodeList) exp.evaluate(doc, XPathConstants.NODESET);
    for (int tblIndex = 0; tblIndex < nlTables.getLength(); tblIndex++) {
        Node table = nlTables.item(tblIndex);
        Node nAtt = table.getAttributes().getNamedItem("title");
        System.out.println(nAtt.getTextContent());
        exp = path.compile("headings/heading");
        NodeList nlHeaders = (NodeList) exp.evaluate(table, XPathConstants.NODESET);
        Set<String> headers = new HashSet<String>(25);
        for (int index = 0; index < nlHeaders.getLength(); index++) {
            headers.add(nlHeaders.item(index).getTextContent().trim());
        }//from   ww  w  . j a  va  2 s  .  c  o  m
        for (String header : headers) {
            System.out.println(header);
        }
        exp = path.compile("tablebody/tablerow");
        NodeList nlRows = (NodeList) exp.evaluate(table, XPathConstants.NODESET);
        for (int index = 0; index < nlRows.getLength(); index++) {
            Node rowNode = nlRows.item(index);
            exp = path.compile("tablecell/item");
            NodeList nlValues = (NodeList) exp.evaluate(rowNode, XPathConstants.NODESET);
            List<String> values = new ArrayList<String>(25);
            for (int valueIndex = 0; valueIndex < nlValues.getLength(); valueIndex++) {
                values.add(nlValues.item(valueIndex).getTextContent().trim());
            }
            for (String value : values) {
                System.out.println(value);
            }
        }
    }
}

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From source file:Main.java

public static void main(String[] args) throws Exception {
    XPathFactory xpf = XPathFactory.newInstance();
    XPath xp = xpf.newXPath();//from   w  ww .j a  v a2  s. c  o  m

    InputSource xml = new InputSource("input.xml");
    NodeList leafNodeObjects = (NodeList) xp.evaluate("//*[not(*)]", xml, XPathConstants.NODESET);

    for (int x = 0; x < leafNodeObjects.getLength(); x++) {
        System.out.print("nodeElement = ");
        System.out.print(leafNodeObjects.item(x).getNodeName());
        System.out.print(" and node value = ");
        System.out.println(leafNodeObjects.item(x).getTextContent());
    }
}

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From source file:Main.java

public static void main(String[] args) throws Exception {
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    Document doc = factory.newDocumentBuilder()
            .parse("http://stackoverflow.com/feeds/tag?tagnames=java&sort=newest");
    Element root = doc.getDocumentElement();
    XPath xPath = XPathFactory.newInstance().newXPath();
    XPathExpression expression = xPath.compile("//entry");
    NodeList nl = (NodeList) expression.evaluate(root, XPathConstants.NODESET);
    System.out.println("Found " + nl.getLength() + " items...");
    for (int index = 0; index < nl.getLength(); index++) {
        Node node = nl.item(index);
        expression = xPath.compile("title");
        Node child = (Node) expression.evaluate(node, XPathConstants.NODE);
        System.out.println(child.getTextContent());
    }//from w w w  .j  av  a 2  s  .  c o m
}

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