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 boolean hasChild(Node xml, String name) {
    NodeList nl = xml.getChildNodes();
    for (int i = 0; i < nl.getLength(); i++) {
        Node n = nl.item(i);//from   w  w  w .j  av  a 2s. c om
        if (name.equalsIgnoreCase(n.getNodeName()))
            return true;
    }
    return false;
}

From source file:Utils.java

/**
 * //  ww w .j  av  a  2  s .co  m
 */
public static void moveContent(Element from, Element to) {
    // lets move the child nodes across
    NodeList childNodes = from.getChildNodes();
    while (childNodes.getLength() > 0) {
        Node node = childNodes.item(0);
        from.removeChild(node);
        to.appendChild(node);
    }
}

From source file:Main.java

public static NodeList check1Most(NodeList node, String tag, boolean required) {
    if (node.getLength() == 0) {
        if (!required) {
            return null;
        }//from  w  w w. j  av a2  s.  com
        throw new RuntimeException("Tag " + tag + " is required in configuration file");
    } else if (node.getLength() > 1) {
        throw new RuntimeException("Only one tag " + tag + " is required in configuration file");
    }
    return node.item(0).getChildNodes();
}

From source file:Main.java

/**
 * Tranform a node list into a document fragment
 *//*from ww w .  j  a v  a 2 s  . c  o m*/
public static Node toDocumentFragment(NodeList list) {
    if (list.getLength() == 1 && list.item(0) instanceof Document)
        return list.item(0);

    Document document = newDocument();
    DocumentFragment fragment = document.createDocumentFragment();
    for (int i = 0; i < list.getLength(); i++)
        fragment.appendChild(document.adoptNode(list.item(i).cloneNode(true)));
    return fragment;
}

From source file:Main.java

public static void visitRecursively(Node node, BufferedWriter bw) throws Exception {
    NodeList list = node.getChildNodes();
    for (int i = 0; i < list.getLength(); i++) {
        // get child node
        Node childNode = list.item(i);
        if (childNode.getNodeType() == Node.TEXT_NODE) {
            System.out.println("Found Node: " + childNode.getNodeName() + " - with value: "
                    + childNode.getNodeValue() + " Node type:" + childNode.getNodeType());

            String nodeValue = childNode.getNodeValue();
            nodeValue = nodeValue.replace("\n", "").replaceAll("\\s", "");
            if (!nodeValue.isEmpty()) {
                System.out.println(nodeValue);
                bw.write(nodeValue);/*from w  w w . java2s .c  o m*/
                bw.newLine();
            }
        }
        visitRecursively(childNode, bw);
    }
}

From source file:Main.java

private static void cleanWhiteList(Node node, ArrayList<String> whiteList) {
    if (whiteList.contains(node.getLocalName())) {
        node.setNodeValue(null);/*from w ww . j a v  a 2s . c  o m*/
        node.setTextContent(null);
        // System.err.println("haha");
    }
    NodeList children = node.getChildNodes();
    if (children.getLength() != 0) {
        for (int i = 0; i < children.getLength(); i++)
            cleanWhiteList(children.item(i), whiteList);
    }

}

From source file:Main.java

public static final String getText(Node node) {
    if (node.hasChildNodes()) {
        NodeList childNodes = node.getChildNodes();
        if (childNodes.getLength() > 0) {
            Node child = childNodes.item(0);
            if ((child.getNodeType() == Node.CDATA_SECTION_NODE) || (child.getNodeType() == Node.TEXT_NODE)) {
                return child.getNodeValue();
            }/*w  w w.j  av a  2 s .c  om*/
        }
    }
    return null;
}

From source file:Main.java

public static void forEach(NodeList nl, Consumer<Node> action) {
    for (int i = 0; i < nl.getLength(); i++) {
        action.accept(nl.item(i));//from   w w w  .ja v a 2s.  c o m
    }
}

From source file:Main.java

public static void removeAllChildren(Element deps) {
    NodeList childNodes = deps.getChildNodes();

    for (int i = childNodes.getLength() - 1; i >= 0; i--) {
        Node item = childNodes.item(i);
        deps.removeChild(item);//from  w  w  w. ja v a  2s  .  c om
    }
}

From source file:Main.java

public static String getFirstElementText(Document parent, String tag) {
    NodeList nl = parent.getElementsByTagName(tag);
    if (nl.getLength() > 0) {
        return ((Element) nl.item(0)).getTextContent();
    }/*from  www  .j  a  v a 2  s . com*/
    return null;
}