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 Node getChildNodeOf(Node node, String tagName) {
    for (Node temp = node.getFirstChild(); temp != null; temp = temp.getNextSibling())
        if (temp.getNodeType() == Node.ELEMENT_NODE && tagName.equals(temp.getNodeName())) {
            return temp;
        }//  ww w  . ja  va  2  s.  c  o  m
    return null;
}

From source file:Utils.java

/**
 * Get the first child of the specified type.
 * //from www. j ava2  s  .com
 * @param parent
 * @param type
 * @return
 */
public static Node getChild(Node parent, int type) {
    Node n = parent.getFirstChild();
    while (n != null && type != n.getNodeType()) {
        n = n.getNextSibling();
    }
    if (n == null) {
        return null;
    }
    return n;
}

From source file:Main.java

public static String getNodeValue(org.w3c.dom.Node node) {
    return node.getFirstChild().getNodeValue();
}

From source file:DOMHelper.java

/**
 * Gets the first child element of a node.
 * @param node the node to get the child from
 * @return the first element child of {@code node} or {@code null} if none
 * @throws NullPointerException if {@code node} is {@code null}
 *//*from w ww  .  j  a va2  s . c om*/
public static Element getFirstChildElement(Node node) {
    node = node.getFirstChild();
    while (node != null && node.getNodeType() != Node.ELEMENT_NODE) {
        node = node.getNextSibling();
    }
    return (Element) node;
}

From source file:Main.java

public static String getTextTag(Node node) {
    Node child = node.getFirstChild();
    if (child.getNodeType() == Node.TEXT_NODE)
        return child.getNodeValue();
    return null;// w  w  w  .  ja v a 2s.  c  o  m
}

From source file:Main.java

/**
 * @param n Node to look under//from w w w. j  a  v  a2s. c o  m
 * @return true if the given node contains any #text children
 */
public static boolean isTextNode(Node n) {
    for (Node ele = n.getFirstChild(); ele != null; ele = ele.getNextSibling()) {
        String name = ele.getNodeName();
        if (!name.equalsIgnoreCase("#text")) {
            return false;
        }
    }
    return true;
}

From source file:Main.java

public static boolean hasOnlyTextChildren(@Nonnull Node node) {
    Node childNode = node.getFirstChild();

    while (childNode != null) {
        if (!(childNode instanceof Text)) {
            return false;
        }//from  www  .  j a  va2s  .  com

        childNode = childNode.getNextSibling();
    }

    return true;
}

From source file:Main.java

/**
 * Returns the first XML child tag with the specified name.
 *
 * @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.
 *///from   w ww .  ja  va  2s .c om
public static Node getChildNode(Node node, String name) {
    Node child = node.getFirstChild();
    while (child != null) {
        if (child.getNodeName().equals(name)) {
            return child;
        }
        child = child.getNextSibling();
    }
    return null;
}

From source file:Main.java

private static void removeEmptyTextNodes(Node parentNode) {
    Node childNode = parentNode.getFirstChild();
    while (childNode != null) {
        Node nextChild = childNode.getNextSibling();
        short nodeType = childNode.getNodeType();
        if (nodeType == Node.TEXT_NODE) {
            boolean containsOnlyWhitespace = childNode.getNodeValue().trim().isEmpty();
            if (containsOnlyWhitespace) {
                parentNode.removeChild(childNode);
            }/*from  www.ja va 2  s  . co  m*/
        }
        childNode = nextChild;
    }
}

From source file:Main.java

/**
 * Removes all children of the specified node.
 * //from   w  ww .  j a  v a2 s . c  om
 * @param node
 *            the node.
 */
public static void removeAllChildren(Node node) {
    Node child;
    while ((child = node.getFirstChild()) != null) {
        node.removeChild(child);
    }
}