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

public static List<Element> getElementCollectionByTagName(Element element, String tagName) {
    List<Element> result = new LinkedList<Element>();
    NodeList nodeList = element.getElementsByTagName(tagName);
    for (int i = 0; i < nodeList.getLength(); i++) {
        Node node = nodeList.item(i);
        if (node.getNodeType() == Node.ELEMENT_NODE) {
            result.add((Element) node);
        }/*from  w w  w .  ja  v  a  2 s. co  m*/
    }
    return result;
}

From source file:Utils.java

/**
 * <p>Returns the first child element with the given name. Returns
 * <code>null</code> if not found.</p>
 *
 * @param parent parent element/*w w  w.  j  av a 2s  . c  o  m*/
 * @param name name of the child element
 * @return child element
 */
public static Element getChildElementByName(Element parent, String name) {
    NodeList children = parent.getChildNodes();

    for (int i = 0; i < children.getLength(); i++) {
        Node node = children.item(i);
        if (node.getNodeType() == Node.ELEMENT_NODE) {
            Element element = (Element) node;
            if (element.getTagName().equals(name)) {
                return element;
            }
        }
    }

    return null;
}

From source file:Main.java

public static Element getGrandSonElementByTagName(Element element, String parentName, String eleName) {

    NodeList nl = element.getElementsByTagName(parentName);
    if (null == nl) {
        return null;
    }//from  w  w w. ja  va2 s.co  m
    Node item = nl.item(0);
    return getChildElementByTagName((Element) item, eleName);
}

From source file:Main.java

public static void removeTextNodes(Node node) {
    NodeList nl = node.getChildNodes();

    int i = 0;//from  w ww .  ja v a  2  s .c o  m
    while (i < nl.getLength())
        if (nl.item(i).getNodeType() == Node.TEXT_NODE)
            node.removeChild(nl.item(i));
        else
            i++;
}

From source file:Main.java

public static Element getFirstElement(Element element, String elementName) throws IOException {
    NodeList list = element.getElementsByTagName(elementName);
    if (list.getLength() >= 1) {
        Element subElement = (Element) list.item(0);
        return subElement;
    } else {/*from  www.  j av  a2s .  c om*/
        return null;
    }
}

From source file:Main.java

static Element findChild(Element element, String ns, String tag) {
    final NodeList childNodes = element.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        if (childNodes.item(i) instanceof Element) {
            Element child = (Element) childNodes.item(i);
            if (child.getLocalName().equals(tag) && (ns == null || child.getNamespaceURI().equals(ns))) {
                return child;
            }//from  w  w  w .j a  va  2  s . co  m
        }
    }
    return null;
}

From source file:Main.java

public static final List<Element> getChildElements(Element parent) {
    final List<Element> childElements = new ArrayList<Element>();

    final NodeList childNodes = parent.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); ++i) {
        final Node node = childNodes.item(i);
        if (node.getNodeType() == Node.ELEMENT_NODE) {
            childElements.add((Element) node);
        }//w ww  .  ja  v a 2  s.c o m
    }

    return childElements;
}

From source file:Main.java

public static List<Element> getElementsByTagNames(Element element, String[] tagNames) {
    List<Element> children = new ArrayList<Element>();
    if (element != null && tagNames != null) {
        List tagList = Arrays.asList(tagNames);
        NodeList nodes = element.getChildNodes();
        for (int i = 0; i < nodes.getLength(); i++) {
            Node child = nodes.item(i);
            if (child.getNodeType() == Node.ELEMENT_NODE && tagList.contains(((Element) child).getTagName())) {
                children.add((Element) child);
            }/*from   w  w w  . j a v a2 s  . c  om*/
        }
    }
    return children;
}

From source file:Main.java

public static String getTextValue(Element e) {
    NodeList childs = e.getChildNodes();
    for (int k = 0; k < childs.getLength(); k++) {
        Node n = childs.item(k);
        if (n.getNodeType() == 3) {
            return n.getNodeValue();
        }/* w  w w. ja  v  a  2  s .  c om*/
    }
    return null;
}

From source file:Main.java

public static String getNodeValue(Node node) {
    if (node == null) {
        return null;
    }/*from  w  w  w . jav  a 2  s .com*/

    NodeList children = node.getChildNodes();
    for (int i = 0; i < children.getLength(); i++) {
        Node child = children.item(i);
        if (child.getNodeType() == Node.TEXT_NODE) {
            return child.getNodeValue();
        }
    }
    return null;
}