Example usage for org.w3c.dom Node getChildNodes

Introduction

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

Prototype

public NodeList getChildNodes();

Source Link

Document

A NodeList that contains all children of this node.

Usage

From source file:Main.java

public static Vector findChildren(Node node, String elTag) {
    NodeList children = node.getChildNodes();
    Vector items = new Vector();
    for (int i = 0; i < children.getLength(); i++) {
        Node item = children.item(i);
        if (item.getNodeName().equals(elTag)) {
            items.add(item);/*from  w  ww.ja v  a  2  s.  c  om*/
        }
    }
    return items;
}

From source file:Main.java

/**
 * Returns an array of all the Element children of a DOM node.
 *
 * @param  parent  parent node/*from ww w .java 2  s . c o  m*/
 * @return  children array
 */
public static Element[] getChildren(Node parent) {
    NodeList nodeList = parent.getChildNodes();
    int nnode = nodeList.getLength();
    List elList = new ArrayList(nnode);
    for (int i = 0; i < nnode; i++) {
        Node node = nodeList.item(i);
        if (node instanceof Element) {
            elList.add((Element) node);
        }
    }
    return (Element[]) elList.toArray(new Element[0]);
}

From source file:Main.java

public static void removeAllSubNodesExceptAttributes(Node n) {
    NodeList childNodes = n.getChildNodes();
    List<Node> childNodesToRemove = new ArrayList<Node>();

    for (int i = 0; i < childNodes.getLength(); i++) {
        Node c = childNodes.item(i);

        if (c.getNodeType() != Node.ATTRIBUTE_NODE) {
            childNodesToRemove.add(c);//  ww w.  j  av a 2  s. c o  m
        }
    }

    for (Node c : childNodesToRemove) {
        n.removeChild(c);
    }
}

From source file:Main.java

public static Node findFirstChild(final Node n, final String name) {
    for (int i = 0; i < n.getChildNodes().getLength(); i++) {
        if (n.getChildNodes().item(i).getNodeName().equals(name)) {
            return n.getChildNodes().item(i);
        }/*from   ww w .j a v a 2s  . c  om*/
    }
    throw new IllegalStateException("no " + name + " children found in: " + n.getNodeName());
}

From source file:Main.java

public static Node getChildByName(Node node, String name) {
    NodeList nl = node.getChildNodes();
    for (int i = 0; i < nl.getLength(); i++) {
        if (nl.item(i).getNodeName().equals(name))
            return nl.item(i);
    }//from   ww  w. j ava  2 s .  c om
    return null;
}

From source file:Main.java

/**
 * @param node//from  w w  w  .j  a  v  a 2  s  .  c  om
 * @param name
 * @return the first child node with the given name or <code>null</code>
 * if none found
 */
public static Node findChild(Node node, String name) {
    NodeList nl = node.getChildNodes();
    int len = nl.getLength();
    Node child;
    for (int i = 0; i < len; i++) {
        child = nl.item(i);
        if (name.equals(child.getNodeName())) {
            return child;
        }
    }
    return null;
}

From source file:Main.java

/**
 * Get the value of a node.//w ww . j  a  v  a2 s . co m
 * 
 * @param node node
 * @return string
 */
public static String getValue(Node node) {
    NodeList children = node.getChildNodes();
    if (children.getLength() == 0) {
        return "";
    }
    return children.item(0).getNodeValue();
}

From source file:Main.java

/**
 * get child node by name/*from  www.ja v  a 2  s  .c o m*/
 * 
 * @param parent
 * @param name
 * @return
 */
public static Node getNodeByName(Node parent, String name) {
    for (int i = 0; i < parent.getChildNodes().getLength(); i++) {
        if (parent.getChildNodes().item(i).getNodeName().equals(name))
            return parent.getChildNodes().item(i);
    }

    return null;
}

From source file:Main.java

/**
 * Gets the first child element of a node.
 * @param parent the node/*from   w ww. j  a va2  s  .  co m*/
 * @return the first child element or null if there are no child elements
 */
private static Element getFirstChildElement(Node parent) {
    NodeList nodeList = parent.getChildNodes();
    for (int i = 0; i < nodeList.getLength(); i++) {
        Node node = nodeList.item(i);
        if (node instanceof Element) {
            return (Element) node;
        }
    }
    return null;
}

From source file:Main.java

/**
 * Gets node index//ww  w.j a v a  2 s . c  o  m
 * @param parentNode note in which the search
 * @param node seeking node
 * @return node index. -1 if node does not exists
 */
public static int getNodeIndex(Node parentNode, Node node) {
    NodeList list = parentNode.getChildNodes();
    for (int i = 0; i < list.getLength(); i++) {
        if (list.item(i).equals(node)) {
            return i;
        }
    }
    return -1;
}