Example usage for org.w3c.dom NodeList item

Introduction

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

Prototype

public Node item(int index);

Source Link

Document

Returns the indexth item in the collection.

Usage

From source file:Main.java

/**
 *
 * @param element Element//from   w  w  w  . j a v a  2s.  c o  m
 * @param namespace String
 * @param childName String
 * @return String
 */
public static String getChildStringNS(Element element, String namespace, String childName) {
    NodeList nodes = element.getElementsByTagNameNS(namespace, childName);
    if (nodes.getLength() > 0) {
        Node fnd = nodes.item(0).getFirstChild();
        if (fnd != null)
            return fnd.getNodeValue();
    }
    return "";
}

From source file:Main.java

public static List<Element> getElementsByTagName(Element element, String tagName) {
    ArrayList<Element> children = new ArrayList<Element>();
    if (element != null && tagName != null) {
        NodeList nodes = element.getElementsByTagName(tagName);
        for (int i = 0; i < nodes.getLength(); i++) {
            Node child = nodes.item(i);
            children.add((Element) child);
        }//from   w w  w.  j a v  a2 s .c om
    }
    return children;
}

From source file:Main.java

public static Node getChildNodebyName(Node parentNode, String nameOfChildToFind) {
    NodeList childNodes = parentNode.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        Node currentChildNode = childNodes.item(i);
        String childName = currentChildNode.getLocalName();
        if (childName != null)
            if (childName.equals(nameOfChildToFind))
                return currentChildNode;
    }/*from   w ww .  j  a va 2  s .c  o m*/
    return null;
}

From source file:Main.java

/**
 * Gets the sub nodes.//  w ww  .j  a  v a  2  s.  c  o  m
 *
 * @param dataNode
 *            the data node
 * @return the sub nodes
 */
public static List<Node> getSubNodes(Node dataNode) {
    List<Node> returnList = new ArrayList<Node>();

    NodeList list = dataNode.getChildNodes();
    for (int i = 0; i < list.getLength(); i++) {
        Node node = list.item(i);
        returnList.add(node);
    }

    return returnList;
}

From source file:Main.java

/**
 * Method to convert a Node XML to a Element XML.
 * @param node node XML to input.//from  ww w.  j a  v  a2  s. c  o  m
 * @return elment XML.
 */
public static Element convertNodeToElement(Node node) {
    NodeList list = node.getChildNodes();
    Element m = null;
    for (int i = 0; i < list.getLength(); i++) {
        Node n = list.item(i);
        //Node n = elem.getFirstChild();
        if (n.getNodeType() == Node.ELEMENT_NODE) {
            m = (Element) n;
        }
    }
    return m;
}

From source file:Main.java

/**
 * Find all child node(immediate children only) under current node that is an element node and node name is tagName
 * This is  a combination of getChildNodes() and getElementByTagName().
 * Also this helper method returns an iterable node list for convinient use in the foreach statement.
 * Only element node directly under currentNode are returned.(i.e no grandchildren).   
 * The order of the children are maintained (removing non-element node) 
 * @param currentNode/*w  w  w  .j a v a 2  s.c om*/
 * @param tagName - case sensitive
 * @return list of element nodes equals tagname (case sensitive) 
 */
public static List<Node> getChildElementsByTagName(Node currentNode, String tagName) {
    List<Node> results = new ArrayList<Node>();
    NodeList childNodes = currentNode.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        Node child = childNodes.item(i);
        if ((child.getNodeType() == Node.ELEMENT_NODE) && child.getNodeName().equals(tagName))
            results.add(child);
    }
    return results;
}

From source file:Main.java

/**
 * Get textual content of a node(for text nodes only).
 * /*from www  . j av a2  s  . c  om*/
 * @param node a text node.
 * @return node's textual content.
 */
public static String getNodeValue(Node node) {
    NodeList childNodes = node.getChildNodes();
    for (int x = 0; x < childNodes.getLength(); x++) {
        Node data = childNodes.item(x);
        if (data.getNodeType() == Node.TEXT_NODE)
            return data.getTextContent();
    }
    return "";
}

From source file:Main.java

public static Element getElement(Element parentElement, String nodeName) {
    NodeList nodeList = parentElement.getElementsByTagName(nodeName);
    if (nodeList.getLength() == 1) {
        Node node = nodeList.item(0);
        if (node.getNodeType() == Node.ELEMENT_NODE) {
            return (Element) node;
        }/*from w w  w  . j a  v  a 2 s  . co  m*/
    }
    return null;
}

From source file:Main.java

public static List<Element> getElementCollectionFromDocument(Document document, String tagName) {
    List<Element> res = new LinkedList<Element>();
    NodeList entries = document.getElementsByTagName(tagName);
    for (int i = 0; i < entries.getLength(); i++) {
        Node entry = entries.item(i);
        if (entry.getNodeType() == Node.ELEMENT_NODE) {
            res.add((Element) entry);
        }/*  w  ww  .jav a2s. co m*/
    }
    return res;
}

From source file:Main.java

public static List<Element> elements(Element element) {
    List<Element> elements = new ArrayList();
    NodeList nodeList = element.getChildNodes();
    for (int i = 0; i < nodeList.getLength(); i++) {
        Node node = nodeList.item(i);
        if ((node instanceof Element) && (element == node.getParentNode())) {
            elements.add((Element) node);
        }//from w  w w.  j  av  a 2  s.c om
    }
    return elements;
}