Example usage for org.w3c.dom NodeList getLength

Introduction

In this page you can find the example usage for org.w3c.dom NodeList getLength.

Prototype

public int getLength();

Source Link

Document

The number of nodes in the list.

Usage

From source file:Main.java

public static String GetFirstInstance(NodeList nList) {
    for (int i = 0; i < nList.getLength(); i++) {
        Node nNode = nList.item(i);
        if (nNode.getNodeType() == Node.ELEMENT_NODE) {
            Element eElement = (Element) nNode;
            if (eElement != null)
                return eElement.getTextContent();
        } // end if nnode.getnodetype()
    } //end for int temp
    return new String("");
}

From source file:Main.java

public static void removeNodeListContent(NodeList nodeList) {
    while (nodeList.getLength() > 0) {
        removeNode(nodeList.item(0));/*  w ww. ja  v a  2  s .  c  om*/
    }
}

From source file:Main.java

private static Node[] convertToArray(NodeList e) {

    int nodeSize = e.getLength();

    Node[] output = new Node[nodeSize];
    Node tempo = null;/*  w w w  .jav a  2 s .c  om*/

    for (int i = 0; i < nodeSize; i++) {

        tempo = e.item(i);

        output[i] = tempo;
    }

    return output;
}

From source file:Main.java

private static String getTextValue(Element ele, String tagName) {
    String textVal = null;//w  w  w  . j a va  2 s. c  om
    NodeList nl = ele.getElementsByTagName(tagName);
    if (nl != null && nl.getLength() > 0) {
        Element el = (Element) nl.item(0);
        textVal = el.getFirstChild().getNodeValue();
    }
    return textVal;
}

From source file:Main.java

/**
 * Returns the first node in the node list that is an element.
 * /*from   www. j a va2  s .  c om*/
 * @param nodes The list of nodes that contains the element to be
 *              determined.
 * 
 * @return The first element in the given node list.
 */
public static Node getFirstElement(NodeList nodes) {
    for (int i = 0; i < nodes.getLength(); i++) {
        Node node = nodes.item(i);
        if (node.getNodeType() == Node.ELEMENT_NODE) {
            return node;
        }
    }
    return null;
}

From source file:Main.java

private static void printNote(NodeList nodeList, int depth) {
    for (int count = 0; count < nodeList.getLength(); count++) {
        Node tempNode = nodeList.item(count);
        if (tempNode.getNodeType() == Node.ELEMENT_NODE) {
            System.out.println(depth + "Node Name =" + tempNode.getNodeName());
            System.out.println(depth + "Node Value =" + tempNode.getTextContent());
            if (tempNode.hasAttributes()) {
                NamedNodeMap nodeMap = tempNode.getAttributes();
                for (int i = 0; i < nodeMap.getLength(); i++) {
                    Node node = nodeMap.item(i);
                    System.out.println("attr name : " + node.getNodeName());
                    System.out.println("attr value : " + node.getNodeValue());
                }//from  www .  j a v  a  2s.  com
            }
            if (tempNode.hasChildNodes()) {
                printNote(tempNode.getChildNodes(), depth + 1);
            }
            System.out.println(depth + "Node Name =" + tempNode.getNodeName());
        }
    }
}

From source file:Main.java

/**
 * // w  w w.j av a  2 s .c  om
 * @param nodeList
 * @return zda obsahuje elementy
 */
public static boolean containsElements(NodeList nodeList) {
    for (int i = 0; i < nodeList.getLength(); i++) {
        Node node = nodeList.item(i);
        if (node instanceof Element) {
            return true;
        }
    }
    return false;
}

From source file:Main.java

public static String getFirstElementAttr(Element parent, String tag, String attr) {
    NodeList nl = parent.getElementsByTagName(tag);
    if (nl.getLength() > 0) {
        return ((Element) nl.item(0)).getAttribute(attr);
    }// ww w.j  a  v a  2 s  . c  o m
    return null;
}

From source file:Main.java

public static void removeChildren(Node e) {
    NodeList list = e.getChildNodes();
    for (int i = 0; i < list.getLength(); i++) {
        Node n = list.item(i);/*from w w w  . j  a  va  2s  .c  o  m*/
        e.removeChild(n);
    }
}

From source file:Main.java

public static Node getRootNode(Document doc) {
    NodeList l = doc.getChildNodes();
    if (l != null && l.getLength() == 1)
        return l.item(0);

    return null;/* w w  w  . j  a  va 2  s.c  o  m*/
}