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

/**
 * Gets the String value of the node. /*from   ww  w. j  a  va2  s. co  m*/
 If the node does not contain text then an empty String is returned
 * @param node the node of interest
 * @return the value of that node
 */
public static String getTextForNode(Node node) {
    NodeList children = node.getChildNodes();
    if (children == null) {
        return "";
    }

    for (int i = 0; i < children.getLength(); i++) {
        Node childNode = children.item(i);
        if ((childNode.getNodeType() == Node.TEXT_NODE)
                || (childNode.getNodeType() == Node.CDATA_SECTION_NODE)) {
            return childNode.getNodeValue();
        }
    }

    return "";
}

From source file:Main.java

/**
 * Clones the given DOM node into the given DOM document.
 * //w w  w . ja v a2 s. c o m
 * @param node
 *            The DOM node to clone.
 * @param doc
 *            The target DOM document.
 * @return The cloned node in the target DOM document.
 */
public static Node cloneNode(Node node, Document doc) {
    Node clone = null;
    switch (node.getNodeType()) {
    case Node.ELEMENT_NODE:
        clone = doc.createElement(node.getNodeName());
        NamedNodeMap attrs = node.getAttributes();
        for (int i = 0; i < attrs.getLength(); i++) {
            Node attrNode = attrs.item(i);
            Attr attrClone = doc.createAttribute(attrNode.getNodeName());
            attrClone.setNodeValue(attrNode.getNodeValue());
            ((Element) clone).setAttributeNode(attrClone);
        }

        // Iterate through each child nodes.
        NodeList childNodes = node.getChildNodes();
        if (childNodes != null) {
            for (int i = 0; i < childNodes.getLength(); i++) {
                Node childNode = childNodes.item(i);
                if (childNode == null) {
                    continue;
                }
                Node childClone = cloneNode(childNode, doc);
                if (childClone == null) {
                    continue;
                }
                clone.appendChild(childClone);
            }
        }
        break;

    case Node.TEXT_NODE:
    case Node.CDATA_SECTION_NODE:
        clone = doc.createTextNode(node.getNodeName());
        clone.setNodeValue(node.getNodeValue());
        break;
    }
    return clone;
}

From source file:Main.java

public static String getAttributeValue(Node node, String attrName) throws TransformerException {
    String value = null;/*w  ww  .  ja  va 2s  .co  m*/
    node = node.getAttributes().getNamedItem(attrName);
    if (node != null) {
        value = node.getNodeValue();
    }
    return value;
}

From source file:Main.java

/**
 * Collapses a list of CDATASection, Text, and predefined EntityReference
 * nodes into a single string.  If the list contains other types of nodes,
 * those other nodes are ignored.//from   w  w  w. j  a va 2  s . c om
 */
public static String getText(NodeList nodeList) {
    StringBuffer buffer = new StringBuffer();
    for (int i = 0; i < nodeList.getLength(); i++) {
        Node node = nodeList.item(i);
        switch (node.getNodeType()) {
        case Node.CDATA_SECTION_NODE:
        case Node.TEXT_NODE:
            buffer.append(node.getNodeValue());
            break;
        case Node.ENTITY_REFERENCE_NODE:
            if (node.getNodeName().equals("amp"))
                buffer.append('&');
            else if (node.getNodeName().equals("lt"))
                buffer.append('<');
            else if (node.getNodeName().equals("gt"))
                buffer.append('>');
            else if (node.getNodeName().equals("apos"))
                buffer.append('\'');
            else if (node.getNodeName().equals("quot"))
                buffer.append('"');
            // Any other entity references are ignored
            break;
        default:
            // All other nodes are ignored
        }
    }
    return buffer.toString();
}

From source file:Main.java

public static String getNamespaceURI(final org.w3c.dom.Node n, final String prefix) {
    Node prefixDeclaration = n.getAttributes().getNamedItem("xmlns:" + prefix);
    if (prefixDeclaration != null) {
        // we have found the good NameSpace
        return prefixDeclaration.getNodeValue();
    }//from   ww  w  .j a  v  a  2 s  . c  om
    // we have found the good NameSpace
    // we look for the NameSpace in the parent Node
    return getNamespaceURI(n.getParentNode(), prefix);
}

From source file:Main.java

/**
 * Get the text content of an element.// w  w  w. j  a  v a 2s  .  c om
 *
 * @param element
 *            The element.
 * @param sbuf
 *            The buffer to append to.
 * @param decend
 *            Whether to descend into child elements.
 */
public static void getText(final Element element, final StringBuilder sbuf, final boolean decend) {
    Node node = element.getFirstChild();

    while (node != null) {
        switch (node.getNodeType()) {
        case Node.TEXT_NODE:
            sbuf.append(node.getNodeValue());
            break;

        case Node.ELEMENT_NODE:
            if (decend) {
                getText((Element) node, sbuf, decend);
            }

            break;
        }

        node = node.getNextSibling();
    }
}

From source file:Main.java

public static String getText(Node node)

{

    StringBuffer result = new StringBuffer();

    if (!node.hasChildNodes())

        return "";

    NodeList list = node.getChildNodes();

    for (int i = 0; i < list.getLength(); i++)

    {/*from  w  w w. ja  v a  2s  . c  o  m*/

        Node subnode = list.item(i);

        if (subnode.getNodeType() == Node.TEXT_NODE)

        {

            result.append(subnode.getNodeValue());

        } else if (subnode.getNodeType() == Node.CDATA_SECTION_NODE)

        {

            result.append(subnode.getNodeValue());

        } else if (subnode.getNodeType() == Node.ENTITY_REFERENCE_NODE)

        {

            // Recurse into the subtree for text

            // (and ignore comments)

            result.append(getText(subnode));

        }

    }

    return result.toString();

}

From source file:Main.java

/**
 * Returns the child text of this element, or the default value if there is none.
 * @param element/*from w  w w  . j a  v a2 s  .  co m*/
 * @param defaultValue
 * @return Either the child text of the element or the default value if there is not child text.
 */
public static String getChildText(Element element, String defaultValue) {
    Node childNode = element.getFirstChild();
    if (childNode == null || !(childNode instanceof Text))
        return defaultValue;

    return childNode.getNodeValue();
}

From source file:in.raster.oviyam.util.ReadXMLFile.java

private static String getTagValue(String sTag, Element element) {
    NodeList nodeList = element.getElementsByTagName(sTag).item(0).getChildNodes();
    Node node = (Node) nodeList.item(0);

    if (node != null) {
        return node.getNodeValue();
    } else {/*from  ww w .  j a v  a  2 s. c o m*/
        return "";
    }
}

From source file:Main.java

/**
 * Searches below the supplied Node for a "list" tag and then retrieves the contents of the "value" tag(s) under that.
 * Note that if there is more than one "list" under the node then we will take the values from the first one only.
 * /*from w  w w  .j a  va2  s.  co m*/
 * @param node
 *          acts as the root for the seach
 * 
 * @return list of Strings corresponding to the contents of the "value" tag(s)
 */
public static ArrayList getElementListValues(Node node) {
    ArrayList values = new ArrayList();

    // search for list tag
    Document doc = node.getOwnerDocument();
    NodeList list = doc.getElementsByTagName("list");

    if (list.getLength() == 0)
        return values;

    // search under that for value tag(s)
    doc = list.item(0).getOwnerDocument();
    NodeList vals = doc.getElementsByTagName("value");

    // for each one we get the text contents
    for (int i = 0; i < vals.getLength(); i++) {
        Node v = vals.item(i);
        NodeList text = v.getChildNodes();

        if (text == null) {
            values.add("");
            continue;
        }

        // there should be only text inside the value tag
        Node value = text.item(0);
        if (value == null)
            values.add("");
        else
            values.add(value.getNodeValue());
    }

    return values;
}