Example usage for javax.xml.parsers DocumentBuilderFactory newInstance

Introduction

In this page you can find the example usage for javax.xml.parsers DocumentBuilderFactory newInstance.

Prototype

public static DocumentBuilderFactory newInstance()

Source Link

Document

Obtain a new instance of a DocumentBuilderFactory .

Usage

From source file:XMLInfo.java

public static void main(String args[]) {
    try {//from  w w w  . ja  va 2  s  . c om
        DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
        DocumentBuilder builder = factory.newDocumentBuilder();
        Document document = builder.parse("xmlFileName.xml");
        Node root = document.getDocumentElement();
        System.out.print("Here is the document's root node:");
        System.out.println(" " + root.getNodeName());
        System.out.println("Here are its child elements: ");
        NodeList childNodes = root.getChildNodes();
        Node currentNode;

        for (int i = 0; i < childNodes.getLength(); i++) {
            currentNode = childNodes.item(i);
            System.out.println(currentNode.getNodeName());
        }

        // get first child of root element
        currentNode = root.getFirstChild();

        System.out.print("The first child of root node is: ");
        System.out.println(currentNode.getNodeName());

        // get next sibling of first child
        System.out.print("whose next sibling is: ");
        currentNode = currentNode.getNextSibling();
        System.out.println(currentNode.getNodeName());

        // print value of next sibling of first child
        System.out.println("value of " + currentNode.getNodeName() + " element is: "
                + currentNode.getFirstChild().getNodeValue());

        // print name of parent of next sibling of first child
        System.out.print("Parent node of " + currentNode.getNodeName() + " is: "
                + currentNode.getParentNode().getNodeName());
    }
    // handle exception creating DocumentBuilder
    catch (ParserConfigurationException parserError) {
        System.err.println("Parser Configuration Error");
        parserError.printStackTrace();
    }

    // handle exception reading data from file
    catch (IOException fileException) {
        System.err.println("File IO Error");
        fileException.printStackTrace();
    }

    // handle exception parsing XML document
    catch (SAXException parseException) {
        System.err.println("Error Parsing Document");
        parseException.printStackTrace();
    }
}

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("myxml.xml");
    XPathFactory factory = XPathFactory.newInstance();
    XPath xpath = factory.newXPath();

    XPathExpression expr = xpath.compile("//" + "item1" + "/*");
    Object result = expr.evaluate(doc, XPathConstants.NODESET);
    NodeList nodes = (NodeList) result;
    System.out.println(nodes.getLength());
    for (int i = 0; i < nodes.getLength(); i++) {
        Element el = (Element) nodes.item(i);
        System.out.println("tag: " + el.getNodeName());
        if (el.getFirstChild().getNodeType() == Node.TEXT_NODE)
            System.out.println("inner value:" + el.getFirstChild().getNodeValue());

        NodeList children = el.getChildNodes();
        for (int k = 0; k < children.getLength(); k++) {
            Node child = children.item(k);
            if (child.getNodeType() != Node.TEXT_NODE) {
                System.out.println("child tag: " + child.getNodeName());
                if (child.getFirstChild().getNodeType() == Node.TEXT_NODE)
                    System.out.println("inner child value:" + child.getFirstChild().getNodeValue());
            }//from   ww  w  .  ja  va  2s  .co  m
        }
    }
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    factory.setValidating(true);/*from w w w.j av a  2  s  .com*/

    factory.setExpandEntityReferences(false);

    Document doc = factory.newDocumentBuilder().parse(new File("filename"));
    Source source = new DOMSource(doc);

    URI uri = new File("infilename.xml").toURI();
    source.setSystemId(uri.toString());

    DefaultHandler handler = new MyHandler();
    SAXResult result = new SAXResult(handler);
    Transformer xformer = TransformerFactory.newInstance().newTransformer();
    xformer.transform(source, result);
}

From source file:PrintDOM.java

public static void main(String[] args) throws Exception {
    DocumentBuilder parser = DocumentBuilderFactory.newInstance().newDocumentBuilder();
    Document document = parser.parse(new InputSource("zooinventory.xml"));
    Transformer transformer = TransformerFactory.newInstance().newTransformer();
    Source source = new DOMSource(document);
    Result output = new StreamResult(System.out);
    transformer.transform(source, output);
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    userdom = DocumentBuilderFactory.newInstance().newDocumentBuilder().newDocument();
    Element root = userdom.createElement("users");
    Node adoptNode = userdom.adoptNode(root);
    userdom.appendChild(adoptNode);//from   w w w .ja  va  2 s.  com
    Element e = userdom.createElement("user");

    e.setAttribute("id", "blah");
    e.setAttribute("username", "kermit");
    e.setAttribute("password", "bunnies in the air");
    e.setAttribute("login", "kermmi");

    userdom.getFirstChild().appendChild(e);
    System.out.println(e);
    System.out.println(userdom.getFirstChild() + "|" + userdom.getFirstChild().getFirstChild());
    TransformerFactory tf = TransformerFactory.newInstance();
    Transformer trans = tf.newTransformer();
    System.out.println(userdom.getFirstChild() + "|" + userdom.getFirstChild().getFirstChild());
    DOMSource ds = new DOMSource(userdom);

    try (ByteArrayOutputStream baos = new ByteArrayOutputStream()) {
        StreamResult sr = new StreamResult(baos);
        trans.transform(ds, sr);
        System.out.println(new String(baos.toByteArray()));
    }
}

From source file:DOMCheck.java

static public void main(String[] arg) {
    boolean validate = true;

    DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
    dbf.setValidating(validate);// w  w w .  java  2  s  . co m
    dbf.setNamespaceAware(true);

    try {
        DocumentBuilder builder = dbf.newDocumentBuilder();
        builder.setErrorHandler(new MyErrorHandler());
        InputSource is = new InputSource("person.xml");
        Document doc = builder.parse(is);
    } catch (SAXException e) {
        System.out.println(e);
    } catch (ParserConfigurationException e) {
        System.err.println(e);
    } catch (IOException e) {
        System.err.println(e);
    }
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    factory.setValidating(true);/*from   w  ww .ja  v  a2 s . c o  m*/

    factory.setExpandEntityReferences(false);

    Document doc = factory.newDocumentBuilder().parse(new File("filename"));

    Transformer xformer = TransformerFactory.newInstance().newTransformer();

    xformer.setOutputProperty(OutputKeys.METHOD, "text");

    Source source = new DOMSource(doc);
    Result result = new StreamResult(new File("outfilename.xml"));
    xformer.transform(source, result);
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    factory.setValidating(true);//from w ww.jav a  2s .c o  m

    factory.setExpandEntityReferences(false);

    Document doc = factory.newDocumentBuilder().parse(new File("filename"));

    Transformer xformer = TransformerFactory.newInstance().newTransformer();

    xformer.setOutputProperty(OutputKeys.DOCTYPE_PUBLIC, "publicId");
    xformer.setOutputProperty(OutputKeys.DOCTYPE_SYSTEM, "systemId");

    Source source = new DOMSource(doc);
    Result result = new StreamResult(new File("outfilename.xml"));
    xformer.transform(source, result);
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    DocumentBuilderFactory docFactory = DocumentBuilderFactory.newInstance();
    docFactory.setNamespaceAware(true);/*from  w  w w . j a v a 2 s  .co  m*/
    DocumentBuilder builder;
    builder = docFactory.newDocumentBuilder();
    Document doc = builder.parse(CFG_FILE);
    XPathExpression expr = XPathFactory.newInstance().newXPath().compile(XPATH_FOR_PRM_MaxThread);
    Object result = expr.evaluate(doc, XPathConstants.NUMBER);
    if (result instanceof Double) {
        System.out.println(((Double) result).intValue());
    }

}

From source file:Main.java

public static void main(String[] args) throws Exception {
    DocumentBuilderFactory domFactory = DocumentBuilderFactory.newInstance();
    domFactory.setNamespaceAware(true);//from  w  ww  .j a  va2  s. c  o  m
    DocumentBuilder builder = domFactory.newDocumentBuilder();
    Document dDoc = builder.parse("c:\\file.xml");
    XPath xPath = XPathFactory.newInstance().newXPath();
    xPath.setNamespaceContext(new UniversalNamespaceResolver(dDoc));
    String query = "//rss/channel/yweather:location/@city";
    XPathExpression expr = xPath.compile(query);
    Object result = expr.evaluate(dDoc, XPathConstants.STRING);
    System.out.println(result);
}