Example usage for org.w3c.dom Node getNodeValue

Introduction

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

Prototype

public String getNodeValue() throws DOMException;

Source Link

Document

The value of this node, depending on its type; see the table above.

Usage

From source file:Main.java

/**
 * Searches parent node for matching child nodes, then collects and returns
 * the first match node's value. Useful when caller knows that there is only
 * one child node./*w  w w  . j  ava2 s.  com*/
 *
 * @param node     The parent node
 * @param nodeName The child node element name
 * @return The child node's value
 */
public static String getNodeValue(Node node, String nodeName) {
    Node n = getNode(node, nodeName);
    if (n == null) {
        return null;
    }
    Node ch = n.getFirstChild();
    if (ch != null) {
        return ch.getNodeValue();
    }
    return null;

}

From source file:Main.java

private static void printNote(NodeList nodeList, int depth) {
    for (int count = 0; count < nodeList.getLength(); count++) {
        Node tempNode = nodeList.item(count);
        if (tempNode.getNodeType() == Node.ELEMENT_NODE) {
            System.out.println(depth + "Node Name =" + tempNode.getNodeName());
            System.out.println(depth + "Node Value =" + tempNode.getTextContent());
            if (tempNode.hasAttributes()) {
                NamedNodeMap nodeMap = tempNode.getAttributes();
                for (int i = 0; i < nodeMap.getLength(); i++) {
                    Node node = nodeMap.item(i);
                    System.out.println("attr name : " + node.getNodeName());
                    System.out.println("attr value : " + node.getNodeValue());
                }//from  w  w  w.  j av a 2s  . c  om
            }
            if (tempNode.hasChildNodes()) {
                printNote(tempNode.getChildNodes(), depth + 1);
            }
            System.out.println(depth + "Node Name =" + tempNode.getNodeName());
        }
    }
}

From source file:Utils.java

/**
 * Get the raw text content of a node or null if there is no text
 *//* w w  w . j  a  v a  2  s  .c o m*/
public static String getRawContent(Node n) {
    if (n == null) {
        return null;
    }

    Node n1 = getChild(n, Node.TEXT_NODE);

    if (n1 == null) {
        return null;
    }

    return n1.getNodeValue();
}

From source file:Main.java

public static String nodeToString(Node n) {
    StringBuilder sb = new StringBuilder();
    if (n instanceof Text)
        return n.getNodeValue().trim();
    else {// ww w  .  ja va  2s .  c o m
        NodeList nl = n.getChildNodes();
        for (int i = 0; i < nl.getLength(); i++) {
            Node child = nl.item(i);
            sb.append(nodeToString(child));
        }
        if (n.getNodeType() == Node.ELEMENT_NODE) {
            if ("td".equalsIgnoreCase(n.getNodeName())) {
                sb.append("\t");
            } else if ("th".equalsIgnoreCase(n.getNodeName())) {
                sb.append("\t");
            } else if ("tr".equalsIgnoreCase(n.getNodeName())) {
                sb.append("\n");
            } else if ("br".equalsIgnoreCase(n.getNodeName())) {
                sb.append("\n");
            }
        }
        return sb.toString();
    }
}

From source file:Main.java

/**
 * Get the attribute value from specified node.
 * //from  ww  w  .  j ava  2 s . c om
 * @param node
 *          the node
 * @param attributeName
 *          the attribute name
 * @return the attribut value
 */
public static String getNodeAttribute(Node node, String attributeName) {
    if (null == node) {
        return null;
    }
    NamedNodeMap attributes = node.getAttributes();
    if (null == attributes) {
        return null;
    }
    Node n = attributes.getNamedItem(attributeName);
    if (null == n) {
        return null;
    }
    return n.getNodeValue();
}

From source file:Main.java

private static void extractText(Node n, StringBuffer buf) {
    if (n.getNodeType() == Node.TEXT_NODE) {
        buf.append(n.getNodeValue());
    }//w ww. j ava2 s  .c o  m

    for (n = n.getFirstChild(); n != null; n = n.getNextSibling()) {
        extractText(n, buf);
    }
}

From source file:Main.java

public static String getNodeAttr(String attrName, Node node) {
    NamedNodeMap attrs = node.getAttributes();
    for (int y = 0; y < attrs.getLength(); y++) {
        Node attr = attrs.item(y);
        if (attr.getNodeName().equalsIgnoreCase(attrName)) {
            return attr.getNodeValue();
        }/*www.  j  a  va  2s.c  o  m*/
    }
    return "";
}

From source file:Main.java

public static String getTextContent(Node e) {
    if (e == null || e.getNodeType() != Node.ELEMENT_NODE) {
        return null;
    }//w w  w .  ja v a  2 s.  co m

    NodeList nodes = e.getChildNodes();
    StringBuilder text = new StringBuilder();

    for (int i = 0; i < nodes.getLength(); i++) {
        Node node = e.getFirstChild();

        if (node != null && node.getNodeType() == Node.TEXT_NODE) {
            String s = node.getNodeValue();
            if (s != null) {
                text.append(s);
            }
        }
    }

    if (text.length() > 0) {
        return text.toString();
    } else {
        return null;
    }
}

From source file:Main.java

public static Node findNodeByAttribute(Document document, String tagName, String attributeName,
        String attributeValue) {//  www  . j  a  va  2 s .co  m
    Node foundNode = null;
    NodeList nodes = document.getElementsByTagName(tagName);
    for (int i = 0; i < nodes.getLength(); i++) {
        Node node = nodes.item(i);
        for (int j = 0; j < node.getAttributes().getLength(); j++) {
            Node attribute = node.getAttributes().item(j);
            if (attribute.getNodeName().equals(attributeName)
                    && attribute.getNodeValue().equals(attributeValue)) {
                foundNode = node;
                break;
            }
        }
        if (foundNode != null)
            break;
    }
    return foundNode;
}

From source file:Utils.java

/**
 * Get all prefixes defined on this element for the specified namespace.
 * //from  w  w  w.  ja v a2 s .  com
 * @param element
 * @param namespaceUri
 * @param prefixes
 */
public static void getPrefixes(Element element, String namespaceUri, List<String> prefixes) {
    NamedNodeMap atts = element.getAttributes();
    for (int i = 0; i < atts.getLength(); i++) {
        Node node = atts.item(i);
        String name = node.getNodeName();
        if (namespaceUri.equals(node.getNodeValue())
                && (name != null && (XMLNAMESPACE.equals(name) || name.startsWith(XMLNAMESPACE + ":")))) {
            prefixes.add(node.getPrefix());
        }
    }
}