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<Node> getChildrenByTagName(Node node, String element) {
    List<Node> result = new ArrayList<Node>();
    NodeList childNodes = node.getChildNodes();
    for (int j = 0; j < childNodes.getLength(); j++) {
        Node childNode = childNodes.item(j);
        if ("*".equals(element) || element == null || childNode.getNodeName().equals(element)) {
            result.add(childNode);//  w w  w .  j av  a 2  s  . c o m
        }
    }
    return result;
}

From source file:Main.java

public static Iterator getElementsByTagNames(Element element, String[] tags) {
    List<Element> children = new ArrayList<Element>();
    if (element != null && tags != null) {
        List tagList = Arrays.asList(tags);
        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);
            }// w  w w.  j a v  a  2 s . c o m
        }
    }
    return children.iterator();
}

From source file:Main.java

public static Element getChild(Element element, String tagName) {
    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 (child.getTagName().equals(tagName))
                return child;
        }/*from   w ww .ja  va  2  s.  c o  m*/
    }
    return null;
}

From source file:Main.java

public static final void setNodeValue(Node node, String value) {
    if (value == null)
        value = "";
    NodeList childNodes = node.getChildNodes();
    int len = childNodes == null ? 0 : childNodes.getLength();
    for (int i = 0; i < len; i++) {
        Node n = childNodes.item(i);
        n.setNodeValue(value);/*  w  w  w  . j a va2s.co m*/
    }
}

From source file:Main.java

public static List<Element> getChildNodes(Element parent, String name) {
    List<Element> result = new ArrayList<Element>();
    NodeList childNodes = parent.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        Node n = childNodes.item(i);
        if (name.equals(n.getNodeName())) {
            result.add((Element) n);
        }//from w ww. j  av a  2  s. c  o  m
    }
    return result;
}

From source file:Main.java

public static Element getFirstChildElementByName(Element root, String tagName) {
    NodeList nl = root.getChildNodes();
    for (int i = 0; i < nl.getLength(); i++) {
        Node child = nl.item(i);/* w w w.  j a v a 2 s . c o  m*/
        if (child.getNodeType() != Node.ELEMENT_NODE) {
            continue;
        }
        if (tagName.equals(child.getNodeName())) {
            return (Element) child;
        }
    }
    return null;
}

From source file:Main.java

/***********************************************************************/
private static Node traverseToInnerTag(String tag, Node node) {
    String name = node.getNodeName();
    if (name.equals(tag)) {
        return node;
    } else {//from   ww  w  .  j a v a 2s.  c  om
        NodeList childNodes = node.getChildNodes();
        for (int i = 0; i < childNodes.getLength(); i++) {
            Node child = traverseToInnerTag(tag, childNodes.item(i));
            if (child != null) {
                return child;
            }
        }
    }
    return null;
}

From source file:Main.java

/**
 * Search a first node by name in the document
 * //from  w  w w  . j  a v  a  2s. com
 * @param doc      source document
 * @param nodeName   the node name for searching
 * @return         Node with the specified name
 * @see            Node
 * @throws Exception
 */
public static Node findChildNodesByName(Document doc, String nodeName) throws Exception {

    Node node = null;

    NodeList nl = doc.getChildNodes();
    for (int i = 0; i < nl.getLength(); i++) {
        node = nl.item(i);
        if (node.getNodeName().equals(nodeName)) {
            break;
        }
    }

    return node;

}

From source file:Main.java

public static List<Node> getChildren(Node node) {
    ArrayList<Node> children = new ArrayList<Node>();
    NodeList nodeList = node.getChildNodes();
    for (int i = 0; i < nodeList.getLength(); i++) {
        children.add(nodeList.item(i));//from  w w w . j a v  a 2s . c  om
    }
    NamedNodeMap attributes = node.getAttributes();
    if (attributes != null) {
        for (int i = 0; i < attributes.getLength(); i++) {
            children.add(attributes.item(i));
        }
    }
    return children;
}

From source file:Main.java

public static String getElementText(Element element) {
    NodeList children = element.getChildNodes();
    for (int i = 0; i < children.getLength(); i++) {
        Node child = children.item(i);
        if (child.getNodeType() == Node.TEXT_NODE) {
            return ((Text) child).getNodeValue();
        }//from   w  w  w.j av  a2s  . com
    }
    return "";
}