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 List<Element> getChildren(Element element, String tagName) {
    List<Element> children = new ArrayList<>();
    NodeList nodes = element.getChildNodes();
    for (int i = 0; i < nodes.getLength(); i++) {
        Node node = nodes.item(i);
        if (node instanceof Element) {
            Element child = (Element) node;
            if (tagName != null && child.getTagName().equals(tagName))
                children.add(child);//  w  w  w. ja  v  a 2  s. c o  m
        }
    }
    return children;
}

From source file:Main.java

/**
 * Set the value of element/*  w w w. ja  v  a  2 s  . com*/
 *
 * @param element
 * @param val
 */
public static void setElementValue(Element element, String val) {
    Node node = element.getOwnerDocument().createTextNode(val);
    NodeList nl = element.getChildNodes();
    for (int i = 0; i < nl.getLength(); i++) {
        Node nd = nl.item(i);
        if (nd.getNodeType() == Node.TEXT_NODE) {
            nd.setNodeValue(val);
            return;
        }
    }
    element.appendChild(node);
}

From source file:Main.java

/**
 * Fetch node using its name/*from w ww . j  a v  a 2  s.  c  o  m*/
 * 
 * @param node
 * @param name
 * @return
 */
public static Node fetchByName(Node node, String name) {
    final NodeList list = node.getChildNodes();
    for (int i = 0; i < list.getLength(); i++) {
        final Node child = list.item(i);
        if (child.getNodeName().equals(name)) {
            return child;
        }
    }
    return null;
}

From source file:Main.java

public static Element[] getChildren(Element parent, String name) {
    ArrayList<Element> al = new ArrayList<Element>();
    NodeList nl = parent.getChildNodes();
    for (int i = 0; i < nl.getLength(); i++) {
        Node n = nl.item(i);// w  w  w. j a va  2 s. c  o  m
        if (n.getNodeType() == Node.ELEMENT_NODE && n.getNodeName().equals(name)) {
            al.add((Element) n);
        }
    }
    return al.toArray(new Element[al.size()]);
}

From source file:Main.java

public static List<Element> getChildElements(Element element) {
    List<Element> result = new ArrayList<Element>();
    NodeList childNodes = element.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        if (childNodes.item(i) instanceof Element) {
            result.add((Element) childNodes.item(i));
        }//from  www. j  a  v  a  2  s  . c  o m
    }
    return result;
}

From source file:Main.java

private static Node actualFindNode(Node node, String name) {

    String nodeName = node.getNodeName();
    nodeName = nodeName.substring((nodeName.indexOf(":") != -1 ? nodeName.indexOf(":") + 1 : 0));

    if (nodeName.equals(name)) {
        return node;
    }// w  w  w.j  a v  a 2 s .co  m
    if (node.hasChildNodes()) {
        NodeList list = node.getChildNodes();
        int size = list.getLength();

        for (int i = 0; i < size; i++) {
            Node found = actualFindNode(list.item(i), name);
            if (found != null)
                return found;
        }
    }
    return null;
}

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;
    }/* w w  w .  ja v a  2  s  .c o  m*/
    return null;
}

From source file:Main.java

public static List<Node> getValidChildNodes(Node node) {
    List<Node> nl = new ArrayList<>();
    NodeList nodeList = node.getChildNodes();
    for (int i = 0; i < nodeList.getLength(); i++) {
        if (isValidNode(nodeList.item(i)))
            nl.add(nodeList.item(i));/*from ww w. jav  a2  s  . c  o  m*/
    }
    return nl;
}

From source file:Main.java

public static Double get_double(Element element, String name) {
    Double d = null;/* ww w  . j  a  v a 2  s  .com*/
    NodeList list = element.getElementsByTagName(name);
    if (list.getLength() > 0) {
        try {
            d = Double.valueOf(list.item(0).getTextContent());
        } catch (NumberFormatException e) {
            System.err.println(e);
            return null;
        }
    } else {
        System.err.println("No \"" + name + "\" defined");
        return null;
    }

    return d;
}

From source file:Main.java

/**
 * Gets the first child Element with a given name
 *
 * @param n the node get the children from
 * @param elementName the name of the child elements
 * @return the first child Element with a given name
 *///from  w ww .  j a v  a  2 s.c o m
public static Element getElementByTagName(Element n, String elementName) {
    NodeList subNodes = n.getElementsByTagName(elementName);
    int sz = subNodes.getLength();
    if (sz > 0) {
        return (Element) subNodes.item(0);
    }
    return null;
}