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 String getChildValue(Node node) throws DOMException {
    Node child = node.getFirstChild();
    if (child != null) {
        String val = child.getNodeValue();
        if (val.toUpperCase().startsWith("[CDATA")) {
            val = val.substring(7, val.length() - 2);
        }/*  ww  w .  j a v  a2  s  . c  o  m*/
        return val;
    } else
        return "NULL";
}

From source file:Main.java

public static Node firstElementNodeChild(Node n) {
    Node m = n.getFirstChild();

    while (m != null && !isElementNode(m))
        m = m.getNextSibling();//from   w ww.  j a  v a  2s.com

    return m;
}

From source file:Main.java

/**
 * Extracts the text from inside the given node
 * @param node The node to extract from//from   ww w  .ja  va2s.  c om
 * @return the extracted text
 */
public static String getNodeTextValue(final Node node) {
    return node.getFirstChild().getNodeValue();
}

From source file:Main.java

public static void setFirst(Node parent, Node node) {
    Node first = parent.getFirstChild();
    if (first != null)
        parent.insertBefore(node, first);
    else/*from w w  w. ja v  a2  s .  c o m*/
        parent.appendChild(node);
}

From source file:Utils.java

/**
 * Search for a named child of a given node
 * @param currentNode Starting point for our search
 * @param tagName Node name to look up//from w  ww .  j a v  a 2  s  .  c o m
 * @return matching Node (null if none)
 */
public static Node getChildSiblingByName(Node currentNode, String tagName) {
    Node node = currentNode.getFirstChild();

    while ((node != null) && (!node.getNodeName().equals(tagName))) {
        node = node.getNextSibling();
    }
    return node;
}

From source file:Main.java

/**
 * Utility method to fetch the value of the element node
 * @param node/* w  w  w.  j a va2s . c  o m*/
 * @return
 */
public static String getNodeValue(Node node) {
    for (Node child = node.getFirstChild(); child != null; child = child.getNextSibling()) {
        if (child.getNodeType() == Node.TEXT_NODE) {
            return child.getNodeValue();
        }
    }
    return null;
}

From source file:Main.java

/**
 * Extracts the actual header node. This should be updated with each
 * API update that changes the header object, such as "RequestHeader".
 *
 * @param soapHeader the soap header//from  ww  w  .j a  v  a 2  s  . co  m
 * @return the {@code Node} that contains elements such as "email" and
 *     "clientEmail"
 */
public static Node extractRequestHeaderNode(Node soapHeader) {
    if (soapHeader != null && soapHeader.getFirstChild() != null
            && soapHeader.getFirstChild().getLocalName().equals("RequestHeader")) {
        return soapHeader.getFirstChild();
    } else {
        return soapHeader;
    }
}

From source file:Main.java

/**
 * Gets the first child Element of the node, skipping any Text nodes such as whitespace.
 * //from  ww w  . j a  va2  s.c o m
 * @param n The parent in which to search for children
 * @return The first child Element of n, or null if none
 */
public static Element getFirstChildElement(Node n) {
    Node child = n.getFirstChild();
    while (child != null && child.getNodeType() != Node.ELEMENT_NODE) {
        child = child.getNextSibling();
    }

    if (child != null) {
        return (Element) child;
    } else {
        return null;
    }
}

From source file:Main.java

/** Takes the parsed XML representation (i.e. Document) and a string (e.g <variable> in a <query> message)
 * @param document - the parsed XML represenation
 * @param tagName - the name of the data item whose value is desired
 * @return The string that is that value*/
public static String GetValueForNode(Document document, String tagName) {
    NodeList nodes = document.getElementsByTagName(tagName);
    if (nodes == null)
        return (null);
    else {//from w ww  . j  a  v  a 2  s .com
        Node n = nodes.item(0);
        String value = n.getFirstChild().getNodeValue();
        if (value == null)
            return null;
        else
            return value.trim();
    }
}

From source file:Main.java

/**
 * Removes all children of the specified node.
 * //from w w  w.ja  va2s  .  co m
 * @param node
 *            the node.
 */
public static void removeAllChildren(final Node node) {
    Node child;
    while ((child = node.getFirstChild()) != null) {
        node.removeChild(child);
    }
}