Example usage for org.w3c.dom Node getNodeType

Introduction

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

Prototype

public short getNodeType();

Source Link

Document

A code representing the type of the underlying object, as defined above.

Usage

From source file:Main.java

static public ArrayList<Element> selectElements(Element element, String xpathExpression)
        throws XPathExpressionException {
    ArrayList<Element> resultVector = new ArrayList<Element>();
    if (element == null) {
        return resultVector;
    }/* w  w w.ja  va2  s  .  co  m*/
    if (xpathExpression.indexOf("/") == -1) {
        NodeList nodeList = element.getChildNodes();
        for (int i = 0; i < nodeList.getLength(); i++) {
            Node node = nodeList.item(i);
            if (node.getNodeType() == Node.ELEMENT_NODE && node.getNodeName().equals(xpathExpression)) {
                resultVector.add((Element) node);
            }
        }
    } else {
        XPath xpath = XPathFactory.newInstance().newXPath();
        NodeList nodes = (NodeList) xpath.evaluate(xpathExpression, element, XPathConstants.NODESET);

        for (int i = 0; i < nodes.getLength(); i++) {
            Node node = nodes.item(i);
            resultVector.add((Element) node);
        }
    }
    return resultVector;
}

From source file:Main.java

/**
 * Gets the text value contained in an element.
 *
 * @param node The Element to get the text value of.
 *
 * @return The text in the element./* ww w  .j  a v a  2s  . c o m*/
 */
public static String getTextValue(Element node) {
    if (node == null) {
        return null;
    }
    NodeList nodes = node.getChildNodes();
    for (int i = 0; i < nodes.getLength(); i++) {
        Node n = nodes.item(i);
        if (n.getNodeType() == n.TEXT_NODE) {
            return n.getNodeValue();
        }
    }
    return null;
}

From source file:Main.java

/**gets the sibling element of a node
 * @param start the node to get the sibling of
 * @return the sibling node*//* w w  w. j a  v  a  2 s .  c  o  m*/
public static Node GetNextSiblingElement(Node start) {
    if (start == null)
        return start;
    Node node = start.getNextSibling();
    if (node == null)
        return node;
    else if (node.getNodeType() != Node.ELEMENT_NODE)
        return GetNextSiblingElement(node);
    else
        return node;
}

From source file:Main.java

public static String getPrefix(String uri, Node e) {
    while (e != null && (e.getNodeType() == Element.ELEMENT_NODE)) {
        NamedNodeMap attrs = e.getAttributes();
        for (int n = 0; n < attrs.getLength(); n++) {
            Attr a = (Attr) attrs.item(n);
            String name;//from  www  . ja va 2  s.  com
            if ((name = a.getName()).startsWith("xmlns:") && a.getNodeValue().equals(uri)) {
                return name.substring(6);
            }
        }
        e = e.getParentNode();
    }
    return null;
}

From source file:Main.java

/**
 * Checks if is element exists by tag name.
 * @param element the element/*  w  w w.  ja v  a  2 s .c o m*/
 * @param tagName the tag name
 * @return true, if is element exists by tag name
 */
public static boolean isElementExistsByTagName(final Element element, final String tagName) {

    if (element == null || tagName == null || tagName.isEmpty()) {
        return false;
    }

    // Extract all children on element
    final NodeList res = element.getChildNodes();

    for (int i = 0; i < res.getLength(); i++) {

        final Node node = res.item(i);
        if (node.getNodeType() == Node.ELEMENT_NODE) {

            final Element elem = (Element) node;

            // Check matching with tagname expected
            if (elem.getTagName().equals(tagName)) {
                return true;
            }
        }
    }

    return false;
}

From source file:Main.java

private static List<Element> getChildElementsByName(Element parentElement, String childElementName) {
    List<Element> elementList = new ArrayList<Element>();
    NodeList childNodes = parentElement.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        Node node = childNodes.item(i);
        if (node.getNodeType() == Node.ELEMENT_NODE) {
            Element childElement = (Element) node;
            if (childElement.getNodeName().equals(childElementName)) {
                elementList.add(childElement);
            }/* w w w.j  a  va  2 s  .  com*/
        }
    }

    return elementList;
}

From source file:Main.java

public static List<Element> getNamedChildElements(final Element parent, final String name) {
    List<Element> elements = new ArrayList<Element>();
    if (parent != null) {
        Node child = parent.getFirstChild();
        while (child != null) {
            if ((child.getNodeType() == Node.ELEMENT_NODE) && (child.getNodeName().equals(name))) {
                elements.add((Element) child);
            }//w w w . j a  v  a  2  s  . c  om
            child = child.getNextSibling();
        }
    }
    return elements;
}

From source file:Main.java

/**
 * Returns next sibling element node//w  w w .  j a va2 s .co  m
 * @param element
 * @return
 */
protected static Element getNextSiblingElement(Element element) {
    try {
        Node tmpNode = null;
        tmpNode = element.getNextSibling();

        while (tmpNode.getNodeType() != Node.ELEMENT_NODE) {
            //fix for structure that has more than two parents null 
            if (tmpNode.getNextSibling() == null)
                tmpNode = tmpNode.getParentNode();
            tmpNode = tmpNode.getNextSibling();
        }
        return (Element) tmpNode;
    } catch (Exception e) {
        e.printStackTrace();
        return null;
    }

}

From source file:Main.java

/**
 * Get the previous sibling element of the specified element, null if it has no previous other siblings.
 * /*w w w  .j av  a  2 s  . co  m*/
 * @param element The element to search siblings for.
 * @return The previous sibling element, null if it has none.
 */
public static Element getPrevSibling(Element element) {
    if (element == null)
        return null;
    Node node = element.getPreviousSibling();
    while (node != null) {
        if (node.getNodeType() == Node.ELEMENT_NODE)
            return (Element) node;
        node = node.getPreviousSibling();
    }
    return null;
}

From source file:Main.java

/**
 * @param child//  ww w .j  a  v a  2s. c o  m
 * @return the single child element or null
 * @throws Exception if the child is present multiple times
 */
public static Element getFirstChild(Element element, String child) throws Exception {
    NodeList nodes = element.getChildNodes();
    Element ret = null;
    for (int i = 0; i < nodes.getLength(); i++) {
        Node childNode = nodes.item(i);
        if (childNode.getNodeName().equalsIgnoreCase(child) && childNode.getNodeType() == Node.ELEMENT_NODE) {
            ret = (Element) childNode;
            return ret;
        }
    }
    return null;
}