Example usage for org.w3c.dom Element getFirstChild

Introduction

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

Prototype

public Node getFirstChild();

Source Link

Document

The first child of this node.

Usage

From source file:Main.java

/**
 * Gets data from an xml element node/* ww w.ja v a2 s.c o m*/
 * @param e
 * @param returnOnNull
 * @return
 */
public static String getDataFromElement(Element e, String... returnOnNull) {
    assert returnOnNull.length <= 1;
    String nullValue = returnOnNull.length > 0 ? returnOnNull[0] : "?";

    Node child = e.getFirstChild();
    if (child instanceof CharacterData) {
        CharacterData cd = (CharacterData) child;
        return cd.getData();
    }
    return nullValue;
}

From source file:DOMEdit.java

public static void modifyingTextbyCuttingandPasting(Document doc) {
        Element root = doc.getDocumentElement();
        Element place = (Element) root.getFirstChild();
        Text name = (Text) place.getFirstChild().getFirstChild();
        Text directions = (Text) place.getLastChild().getFirstChild();

        //    name.deleteData(offset,count);
        name.deleteData(2, 3);/*from   w  w w  .  ja va2  s.  com*/

        //String bridge = directions.substringData(offset,count);
        String bridge = directions.substringData(2, 3);
        name.appendData(bridge);
    }

From source file:Main.java

public static List<Element> getNamedChildren(String namespaceURI, Element parent, String... childElementNames) {
    List<Element> res = new ArrayList<Element>();
    if (null != parent) {
        for (Node child = parent.getFirstChild(); child != null; child = child.getNextSibling()) {
            if (child instanceof Element) {
                for (String name : childElementNames) {
                    if ((namespaceURI != null && name.equals(child.getLocalName())
                            && namespaceURI.equals(child.getNamespaceURI()))
                            || (namespaceURI == null && name.equals(child.getNodeName()))) {
                        res.add((Element) child);
                        break;
                    }/*from  w  ww  .  j a v a  2s. c om*/
                }
            }
        }
    }
    return res;
}

From source file:DOMEdit.java

public static void insert(Document doc, String name, String phone, String email) {
    Element personNode = doc.createElement("person");

    Element nameNode = doc.createElement("name");
    personNode.appendChild(nameNode);//  w  w w.  j a v a 2  s .  com
    Text nametextNode = doc.createTextNode(name);
    nameNode.appendChild(nametextNode);

    Element phoneNode = doc.createElement("phone");
    personNode.appendChild(phoneNode);
    Text phonetextNode = doc.createTextNode(phone);
    phoneNode.appendChild(phonetextNode);

    Element emailNode = doc.createElement("email");
    personNode.appendChild(emailNode);
    Text emailtextNode = doc.createTextNode(email);
    emailNode.appendChild(emailtextNode);

    Element root = doc.getDocumentElement();
    Node firstChildNode = root.getFirstChild();
    root.insertBefore(personNode, firstChildNode);
}

From source file:DOMEdit.java

public static void importName(Document doc1, Document doc2) {
        Element root1 = doc1.getDocumentElement();
        Element personInDoc1 = (Element) root1.getFirstChild();

        Node importedPerson = doc2.importNode(personInDoc1, true);

        Element root2 = doc2.getDocumentElement();
        root2.appendChild(importedPerson);
    }/*from  ww  w. j a  v  a2  s .c om*/

From source file:DOMEdit.java

public static void editTextbyInsertionandReplacement(Document doc) {
        Element root = doc.getDocumentElement();
        Element place = (Element) root.getFirstChild();
        Text name = (Text) place.getFirstChild().getFirstChild();
        Text directions = (Text) place.getLastChild().getFirstChild();

        // Inserting the word "black"
        //    name.insertData(offset," black");
        name.insertData(3, " black");

        // Replace "left" with "right"
        //directions.replaceData(offset,count,"right");
        directions.replaceData(3, 3, "right");
    }/*  ww w.j  ava2 s  .c o m*/

From source file:Main.java

/**
 * Get all the direct children elements of an element that have a specific
 * tag name.//  w  ww .j  a v a 2 s . com
 *
 * @param parent
 *            The parent element.
 * @param name
 *            The tag name to match.
 *
 * @return A list of Element's.
 */
public static List<Element> getElements(final Element parent, final String name) {
    final LinkedList<Element> list = new LinkedList<Element>();

    Node node = parent.getFirstChild();

    while (node != null) {
        if (node.getNodeType() == Node.ELEMENT_NODE) {
            final Element element = (Element) node;

            if (element.getTagName().equals(name)) {
                list.add(element);
            }
        }

        node = node.getNextSibling();
    }

    return list;
}

From source file:Main.java

private static String getText(Element elm) {
    Node node = elm.getFirstChild();
    if (!(node instanceof Text)) {
        return null;
    }/* w ww .j  a v  a  2  s .  c o m*/
    Text text = (Text) node;
    return text.getData().trim();
}

From source file:Main.java

public static List<Element> elements(Element root, String tagName) {
    List<Element> L = new ArrayList<Element>();
    if (root == null)
        return L;
    for (Node n1 = root.getFirstChild(); n1 != null; n1 = n1.getNextSibling()) {
        if (n1.getNodeType() != Node.ELEMENT_NODE)
            continue;
        Element e2 = Element.class.cast(n1);
        if (e2.getTagName().equals(tagName)) {
            L.add(e2);//  w  w  w . j  av  a  2s  .c  o  m
        }
    }
    return L;
}

From source file:Main.java

private static String getTextContent(Element element) {
    if (element == null) {
        return null;
    }//  w ww .  j a v a2  s  .com
    Node textNode = element.getFirstChild();
    if (textNode == null) {
        return "";
    }
    if (textNode.getNodeType() != Node.TEXT_NODE) {
        throw new RuntimeException("Element " + element.getTagName() + "does not have text content");
    }
    return textNode.getNodeValue();
}