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

/**
 * Returns the first XML child tag with the specified name.
 * //from   w ww . j av  a2 s.  co m
 * @param node The node to search children of
 * @param name The name of the node to search for, case-sensitive.
 * @return The child with the specified name, or null if none exists.
 */
public static Node getChildNode(Node node, String name) {
    Node child = node.getFirstChild();
    while (child != null && !child.getNodeName().equals(name)) {
        child = child.getNextSibling();
    }
    return child;
}

From source file:Main.java

/**
 * Returns the first direct child element for the given parent node, which
 * matches the given tagName (probably faster than retrieving all children first).
 * @param parent the parent node under which to search for the element
 * @param tagName the tag name of the element to find
 * @return Element - the first found Element or null if no such Element is present
 *//*from   w ww.  j  a v a  2 s  .  c  om*/
public static Element findFirstChildElement(Node parent, String tagName) {
    Node n = parent.getFirstChild();
    do {
        if ((n.getNodeType() == Node.ELEMENT_NODE) && (n.getNodeName().equals(tagName))) {
            return (Element) n;
        }
        // Android Workaround
        try {
            n = n.getNextSibling();
        } catch (IndexOutOfBoundsException e) {
            n = null;
        }
    } while (n != null);
    return null;
}

From source file:Main.java

public static Element getFirstChildElement(Node node) {
    Node child = node.getFirstChild();
    while (child != null && child.getNodeType() != Node.ELEMENT_NODE) {
        child = child.getNextSibling();/*from  w  w  w  .ja va 2 s  .co m*/
    }
    return (Element) child;
}

From source file:Main.java

/**
 * Remove empty CDATA sections from the given node and all of its descendants. Some parsers
 * silently discard empty CDATA sections, and this method may be used to compare the output from
 * parsers that behave differently with respect to empty CDATA sections.
 * /*from www. j av a  2s  . c o m*/
 * @param node
 *            the node to process
 */
public static void removeEmptyCDATASections(Node node) {
    Node child = node.getFirstChild();
    while (child != null) {
        Node next = child.getNextSibling();
        switch (child.getNodeType()) {
        case Node.CDATA_SECTION_NODE:
            if (child.getNodeValue().length() == 0) {
                child.getParentNode().removeChild(child);
            }
            break;
        case Node.ELEMENT_NODE:
            removeEmptyCDATASections(child);
        }
        child = next;
    }
}

From source file:Main.java

public static void removeChildren(Node parent) {
    for (;;) {/* w ww . ja v  a  2 s . c  o  m*/
        Node n = parent.getFirstChild();

        if (n == null) {
            break;
        }

        parent.removeChild(n);
    }
}

From source file:Main.java

private static boolean isEmptyTag(Node p_node) {
    boolean isEmptyTag = (p_node == null) ? true : (p_node.getFirstChild() == null ? true : false);

    return isEmptyTag;
}

From source file:Main.java

/**
 * Gets the first element child./* w  w w  .ja  v  a2  s.  co  m*/
 */
public static Element getFirstElementChild(Node parent) {
    for (Node n = parent.getFirstChild(); n != null; n = n.getNextSibling()) {
        if (n.getNodeType() == Node.ELEMENT_NODE) {
            return (Element) n;
        }
    }
    return null;
}

From source file:Main.java

/**
 * @param node//  www.j  a  v  a2 s  .  c o  m
 * @return the new string
 */
public static String replaceComma(Node node) {
    if (node.getFirstChild().getTextContent() == null) {
        return "";
    }

    String[] ss = node.getFirstChild().getTextContent().split(",");

    if (ss.length == 1) {
        return ss[0] + " " + ss[0];
    }

    return ss[0] + " " + ss[1];
}

From source file:Main.java

public static Node getFirstChildElement(Node node) {
    Node firstChildElement = null;
    for (Node child = node.getFirstChild(); child != null; child = child.getNextSibling()) {
        if (child.getNodeType() != Node.TEXT_NODE) {
            firstChildElement = child;//from  ww w . j a v  a 2 s. c  om
            break;
        }
    }

    return firstChildElement;
}

From source file:Main.java

/**
 * Extracts a String from a Document consisting entirely of a String.
 * /*  ww w  .ja v a 2  s  . co m*/
 * @return the String
 */
public static String extractString(Node d) {
    if (d == null) {
        return null;
    }
    return d.getFirstChild().getTextContent();
}