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

/**
 * to get node's owner document/*from  w  w  w  . j a v a 2  s .  c  o  m*/
 *
 * @return The document that contain node
 */
public static Document getOwnerDocument(Node node) {
    Document doc = null;
    if (node.getNodeType() == Node.DOCUMENT_NODE) {
        doc = (Document) node;
    } else {
        doc = node.getOwnerDocument();
    }
    return doc;
}

From source file:Main.java

public static List<Element> getChildElementsByTagName(Element parentElement, String childTag) {
    NodeList nodelist = parentElement.getChildNodes();
    List<Element> nodes = new ArrayList<Element>();
    for (int i = 0; i < nodelist.getLength(); i++) {
        Node temp = nodelist.item(i);
        if (temp.getNodeType() == Node.ELEMENT_NODE && temp.getNodeName().equals(childTag)) {
            nodes.add((Element) temp);
        }//from ww  w  .j a  v a 2s .co m
    }
    return nodes;
}

From source file:Main.java

public static String getText(Element element) {
    StringBuffer buf = new StringBuffer();
    NodeList list = element.getChildNodes();
    boolean found = false;
    for (int i = 0; i < list.getLength(); i++) {
        Node node = list.item(i);
        if (node.getNodeType() == Node.TEXT_NODE) {
            buf.append(node.getNodeValue());
            found = true;/*from w w  w  .j av a 2 s  .  c  om*/
        }
    }
    return found ? buf.toString() : null;
}

From source file:Main.java

/**
 * Gets the content of a subnode./*from   ww w  . ja va 2 s .  c om*/
 * For example,
 * <item>
 *     <nodeName>content</nodeName>
 * </item>
 */
public static Optional<String> getNodeContent(Node item, String nodeName) {
    if (item.getNodeType() != Node.ELEMENT_NODE) {
        return Optional.empty();
    }

    NodeList metadata = ((Element) item).getElementsByTagName(nodeName);
    if (metadata.getLength() == 1) {
        return Optional.ofNullable(metadata.item(0).getTextContent());
    } else {
        return Optional.empty();
    }
}

From source file:Main.java

public static String getTextContent(Node e) {
    StringBuilder sb = new StringBuilder();

    NodeList children = e.getChildNodes();
    if (children != null) {
        for (int i = 0; i < children.getLength(); i++) {
            Node n = children.item(i);
            if (n.getNodeType() == Node.TEXT_NODE) {
                sb.append(n.getNodeValue());
            }/*from  ww  w . j a  v  a  2  s.c  om*/
        }
    }

    return sb.toString();
}

From source file:Main.java

/**
 * Indicates whether element has any child element.
 *
 * @param element the namespace to analyze.
 * @return true if element has any child element otherwise false.
 *//*from  w  ww  .j  a va 2s  . c o m*/
public static boolean hasChildElements(Element element) {
    NodeList childNodes = element.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        Node node = childNodes.item(i);
        if (node.getNodeType() == Node.ELEMENT_NODE) {
            return true;
        }
    }
    return false;
}

From source file:Main.java

private static String getText(Node node) {
    if (node == null)
        return null;
    NodeList lst = node.getChildNodes();
    int size = lst.getLength();
    StringBuffer sb = new StringBuffer();
    for (int i = 0; i < size; i++) {
        Node n = lst.item(i);
        if (n.getNodeType() == Node.TEXT_NODE) {
            Text t = (Text) n;
            sb.append(t.getData());//  ww  w. j  a va 2  s.c o m
        }
    }
    return sb.toString();
}

From source file:Main.java

public static List<Node> getChildNodeList(Node parentNode, String nodeName) {
    List<Node> childNodeList = new ArrayList<>();
    NodeList nodeList = parentNode.getChildNodes();
    for (int i = 0; i < nodeList.getLength(); i++) {
        Node childNode = nodeList.item(i);
        if (childNode.getNodeType() == Node.ELEMENT_NODE) {
            if (((Element) childNode).getNodeName().equals(nodeName)) {
                childNodeList.add(childNode);
            }//from w w w  .j a va  2 s . co m
        }
    }
    return childNodeList;
}

From source file:Main.java

public static Element getFirstChildElementIgnoreCase(Element elm, String name) {
    if (elm == null)
        return null;

    NodeList nl = elm.getChildNodes();
    for (int c = 0; c < nl.getLength(); c++) {
        Node node = nl.item(c);
        if (node.getNodeType() == Node.ELEMENT_NODE
                && (name == null || node.getNodeName().equalsIgnoreCase(name)))
            return (Element) node;
    }/* ww w .  j a  v  a 2s .c om*/

    return null;
}

From source file:Main.java

private static void removeEmptyChildElements(Element parentElement) {
    List<Element> toRemove = new LinkedList<Element>();

    NodeList children = parentElement.getChildNodes();
    int childrenCount = children.getLength();
    for (int i = 0; i < childrenCount; ++i) {
        Node child = children.item(i);
        if (child.getNodeType() == Node.ELEMENT_NODE) {
            Element childElement = (Element) child;
            removeEmptyChildElements(childElement);
            if (elementIsRedundant(childElement)) {
                toRemove.add(childElement);
            }/*from  w  w w .  j a  v a2s .c om*/
        }
    }

    for (Element childElement : toRemove) {
        parentElement.removeChild(childElement);
    }
    parentElement.normalize();
}