Example usage for org.w3c.dom Document getDocumentElement

Introduction

In this page you can find the example usage for org.w3c.dom Document getDocumentElement.

Prototype

public Element getDocumentElement();

Source Link

Document

This is a convenience attribute that allows direct access to the child node that is the document element of the document.

Usage

From source file:DOMCopy.java

private static void write(Document doc) throws IOException {
        outputHeading(doc);//www . j av a2  s  . co m
        outputElement(doc.getDocumentElement(), "");
    }

From source file:Main.java

public static Element loadDocument(InputStream in, String defElement) throws Exception {
    Document doc = null;
    try {/*from ww w .j ava 2  s  . c o  m*/
        doc = getDocumentBuilder().parse(in);
        return doc.getDocumentElement();
    } catch (Exception se) {
        if (defElement != null)
            return getDocumentBuilder().newDocument().createElement(defElement);
        throw new Exception(se.getMessage());
    }
}

From source file:Main.java

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

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

    try {/* w  ww. jav  a 2s .  c om*/
        File fXmlFile = new File(path, filename);
        DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
        DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();
        Document doc = dBuilder.parse(fXmlFile);
        doc.getDocumentElement().normalize();

        NodeList nList = null;

        if (folderID == null) {
            // get all the children of the root
            nList = doc.getChildNodes().item(0).getChildNodes();
        } else {
            //Log.d("ReadItemsFromFile", "Current FolderID: " + folderID);

            NodeList folderList = doc.getElementsByTagName("folder");

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

                Node curNode = folderList.item(i);
                if (curNode.getNodeType() == Node.ELEMENT_NODE) {
                    String curNodeId = ((Element) curNode).getElementsByTagName("id").item(0).getTextContent();
                    //Log.d("ReadItemsFromFile", "Number of items: " + curNodeId);

                    if (curNodeId.equals(folderID)) {
                        //Log.d("ReadItemsFromFile", "Found the folder");
                        NodeList folderChildren = curNode.getChildNodes();
                        for (int j = 0; j < folderChildren.getLength(); j++) {
                            //Log.d("ReadItemsFromFile", "node name: " + folderChildren.item(j).getNodeName());

                            if (folderChildren.item(j).getNodeName().equals("contents")) {
                                //Log.d("ReadItemsFromFile", "found the contents child");
                                nList = folderChildren.item(j).getChildNodes();
                                break;
                            }
                        }
                        break;
                    }
                }
            }
        }

        if (nList != null) {
            Log.d("ReadItemsFromFile", "-----------------------");
            Log.d("ReadItemsFromFile", "Number of items: " + nList.getLength());

            for (int temp = 0; temp < nList.getLength(); temp++) {

                Node nNode = nList.item(temp);
                //Log.d("ReadItemsFromFile", temp + ". node type: " + nNode.getNodeType());
                if (nNode.getNodeType() == Node.ELEMENT_NODE) {
                    Element eElement = (Element) nNode;

                    Node elementNameNode = eElement.getElementsByTagName("name").item(0);
                    String elementNameString = elementNameNode.getTextContent();
                    //Log.d("ReadItemsFromFile", "Name: " + elementNameString);
                    HashMap<String, String> mapElement = new HashMap<String, String>();
                    mapElement.put("name", elementNameString);
                    mapElement.put("id", eElement.getElementsByTagName("id").item(0).getTextContent());
                    mapElement.put("type", nNode.getNodeName());
                    results.add(mapElement);
                }
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
        return null;
    }
    return results;

}

From source file:Main.java

/**
 * Returns a namespaced root element of a document
 * Useful to create a namespace holder element
 * @param namespace/*from  w  ww .  j  a v  a  2s . co m*/
 * @return the root Element
 */
public static Element getRootElement(String elementName, String namespace, String prefix)
        throws TransformerException {
    Element rootNS = null;
    try {
        DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
        factory.setNamespaceAware(true);
        DocumentBuilder builder = factory.newDocumentBuilder();
        DOMImplementation impl = builder.getDOMImplementation();
        Document namespaceHolder = impl.createDocument(namespace,
                (prefix == null ? "" : prefix + ":") + elementName, null);
        rootNS = namespaceHolder.getDocumentElement();
        rootNS.setAttributeNS("http://www.w3.org/2000/xmlns/", "xmlns:" + prefix, namespace);
    } catch (Exception e) {
        String err = "Error creating a namespace holder document: " + e.getLocalizedMessage();
        throw new TransformerException(err);
    }
    return rootNS;
}

From source file:Main.java

public static String getTextByFullName(Document paramDocument, String paramString) {
    String[] arrayOfString = toStringArray(paramString, ".");
    Element localElement = paramDocument.getDocumentElement();
    for (int i = 1; i < arrayOfString.length; ++i)
        localElement = getChildByName(localElement, arrayOfString[i]);
    return getText(localElement);
}

From source file:br.gov.lexml.parser.documentoarticulado.LexMLUtil.java

public static Document toDocument(String xml) {
    try {/*from   w ww  .ja v  a 2s  .  com*/
        InputStream input = IOUtils.toInputStream(xml, ENCODING);
        try {
            Document doc = DocumentBuilderFactory.newInstance().newDocumentBuilder().parse(input);
            doc.getDocumentElement().setAttributeNS("http://www.w3.org/2000/xmlns/", "xmlns:xlink",
                    "http://www.w3.org/1999/xlink");
            return doc;
        } finally {
            input.close();
        }
    } catch (Throwable e) {
        throw new IllegalArgumentException(e);
    }
}

From source file:DOMEdit.java

public static void newEmail(Document doc, String newname, String newemail) {
        Element root = doc.getDocumentElement();
        Element person = (Element) root.getFirstChild();
        while (person != null) {
            Element name = (Element) person.getFirstChild();
            Text nametext = (Text) name.getFirstChild();
            String oldname = nametext.getData();
            if (oldname.equals(newname)) {
                Element email = (Element) name.getNextSibling();
                Text emailtext = (Text) email.getFirstChild();
                emailtext.setData(newemail);
            }//from w ww  . j  a  va 2 s  . c  o m
            person = (Element) person.getNextSibling();
        }
    }

From source file:DOMEdit.java

private static void makeNamelist(Document doc) {
        String names = null;/*from   w  w  w  .j a  v  a  2 s  . c o  m*/
        Element root = doc.getDocumentElement();
        NodeList nameElements = root.getElementsByTagName("name");
        for (int i = 0; i < nameElements.getLength(); i++) {
            Element name = (Element) nameElements.item(i);
            Text nametext = (Text) name.getFirstChild();
            if (names == null) {
                names = nametext.getData();
            } else {
                names += ", " + nametext.getData();
            }
        }
        Element namelist = doc.createElement("names");
        Text namelisttext = doc.createTextNode(names);
        namelist.appendChild(namelisttext);
        root.insertBefore(namelist, root.getFirstChild());
    }

From source file:Main.java

private static void addOneElement(Document file, String text, String elementName) {
    Element newNode = file.createElement(elementName);
    Text textMsg = file.createTextNode(text);
    newNode.appendChild(textMsg);/*from  w w w .  ja  va2 s  .c  o m*/
    file.getDocumentElement().appendChild(newNode);
    file.getDocumentElement().appendChild(file.createTextNode("\n  "));
}

From source file:DOMEdit.java

public static void newEmail(Document doc, String newname, String newemail) {
        Element root = doc.getDocumentElement();
        NodeList rootlist = root.getChildNodes();
        for (int i = 0; i < rootlist.getLength(); i++) {
            Element person = (Element) rootlist.item(i);
            NodeList personlist = person.getChildNodes();
            Element name = (Element) personlist.item(0);
            NodeList namelist = name.getChildNodes();
            Text nametext = (Text) namelist.item(0);
            String oldname = nametext.getData();
            if (oldname.equals(newname)) {
                Element email = (Element) personlist.item(1);
                NodeList emaillist = email.getChildNodes();
                Text emailtext = (Text) emaillist.item(0);
                emailtext.setData(newemail);
            }//  w ww.j a v a2 s  . c  o  m
        }
    }