Example usage for org.w3c.dom Node getFirstChild

Introduction

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

Prototype

public Node getFirstChild();

Source Link

Document

The first child of this node.

Usage

From source file:Main.java

public static void replaceText(Node node, String text) {
    for (;;) {/*from   w  w  w .  j  a v  a 2s  .c o m*/
        Node n = node.getFirstChild();
        if (n == null) {
            break;
        }
        node.removeChild(n);
    }
    Text t = node.getOwnerDocument().createTextNode(text);
    node.appendChild(t);
}

From source file:Main.java

/**
 * The function getFirstChildWithTagName() returns the first child node from
 * a node, identified by its node name.// w  w  w.  j a  va 2 s .  c o  m
 *
 * @param data
 *            Document or Element whose children shall be examined
 * @param tagName
 *            name of the node to find
 * @return first child node with that node name
 * @throws NoSuchElementException
 *             if no child node with that name can be found
 */
public static Element getFirstChildWithTagName(Node data, String tagName) {
    for (Node element = data.getFirstChild(); element != null; element = element.getNextSibling()) {
        if (!(element instanceof Element)) {
            continue;
        }
        if (element.getNodeName().equals(tagName)) {
            return (Element) element;
        }
    }
    throw new NoSuchElementException(tagName);
}

From source file:Main.java

public static Element getFirstElementChild(final Node node) {

    Element elem = null;/*from ww  w.j  a  v  a 2  s  .c o  m*/
    for (Node childNode = node.getFirstChild(); childNode != null; childNode = childNode.getNextSibling()) {
        if (childNode.getNodeType() == Node.ELEMENT_NODE) {
            elem = (Element) childNode;
            return elem;
        }
    }
    return elem;

}

From source file:Main.java

public static String getTextWithoutTrim(Node n) {
    StringBuffer sb = new StringBuffer();
    for (Node ele = n.getFirstChild(); ele != null; ele = ele.getNextSibling()) {
        String name = ele.getNodeName();
        if (name.equalsIgnoreCase("#text"))
            sb.append(ele.getNodeValue());
    }//w  w w  .  j  a va  2  s  .c o  m
    return sb.toString();
}

From source file:Main.java

public static void removeChildNodes(Node parent) {
    while (parent.hasChildNodes()) {
        parent.removeChild(parent.getFirstChild());
    }//from w  w w  .j  a  v a 2s .  c  o m
}

From source file:Main.java

/**
 * Removes text nodes that are only containing whitespace characters
 * inside a DOM tree./*from  w w w . j  a v a  2 s . c  om*/
 *
 * @param element the root node to normalize.
 */
public static void stripWhitespaceNodes(Node element) {
    Node node, child;
    for (child = element.getFirstChild(); child != null; child = node) {
        node = child.getNextSibling();
        stripWhitespaceNodes(child);
    }

    if (element.getNodeType() == Node.TEXT_NODE && element.getNodeValue().trim().length() == 0) {
        element.getParentNode().removeChild(element);
    }
}

From source file:Main.java

/**
 * Remove all children with specified name from the specified node
 *///from  w  w  w  .j  a v  a2s  . co  m
public static void removeChildren(Node node, String name) {
    Node currentChild = node.getFirstChild();

    while (currentChild != null) {
        final Node nextChild = currentChild.getNextSibling();

        if (currentChild.getNodeName().equals(name))
            node.removeChild(currentChild);

        currentChild = nextChild;
    }
}

From source file:Main.java

public static void removeAll(Node node) {
    while (node.getChildNodes().getLength() > 0) {
        node.removeChild(node.getFirstChild());
    }//from  w  w  w.  j  a v  a  2s .  com
}

From source file:Main.java

public static void removeChildren(Node node) {
    while (node.hasChildNodes()) {
        node.removeChild(node.getFirstChild());
    }//w  w w . j  a  v a2  s. c o  m
}

From source file:Main.java

/**
 * Gets the node value//  w ww  . j  a v a 2s.co  m
 * 
 * @param node Node 
 * @return String node value
 */
public static String getNodeValue(Node node) {
    String value = null;
    if (node.getFirstChild() != null) {
        value = node.getFirstChild().getNodeValue();
    }
    return value;
}