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

/**
 * Retrieves the value for a xml Node attribute or fails if not found.
 * /*from   www.  j  a v a2s  .c o  m*/
 * @param <T> the exception type to throw
 * @param node The Node to fetch the value from.
 * @param name The attribute name.
 * @param e an Exception instance
 * @return the attribute value
 * @throws T
 */
public static <T extends Exception> String getNodeAttributeOrFail(Node node, String name, T e) throws T {
    NamedNodeMap attributes = node.getAttributes();
    Node valueNode = attributes.getNamedItem(name);
    if (valueNode == null)
        throw e;
    return valueNode.getNodeValue();
}

From source file:Main.java

/**
 * Get first value (value of first child) from the specified Element.<br>
 * If no value found 'def' value is returned.
 *///w ww .  j av  a2s.  c  o  m
public static String getFirstValue(Element element, String def) {
    if (element != null) {
        final Node child = element.getFirstChild();
        if (child != null)
            return child.getNodeValue();
    }

    return def;
}

From source file:Main.java

public static String getAttributeValue(Node node, String attributeName) {
    NamedNodeMap attributes = node.getAttributes();
    if (null != attributes) {
        Node namedItem = attributes.getNamedItem(attributeName);
        if (null != namedItem) {
            return namedItem.getNodeValue();
        }//from  w  ww  .jav a2  s . com
    }

    return "";
}

From source file:Main.java

/**
 * Get the Value of a node that has an embedded text node as a child
 * @param doc the Document to search for the node name
 * @param nodeName the name of the node to get the value
 * @return the value of the text node child
 *///ww  w  .  j av a 2s . c  om
public static String getNodeTextValue(Document doc, String nodeName) {
    String value = null;
    NodeList nodes = doc.getElementsByTagName(nodeName);
    if (nodes.getLength() > 0) {
        Node node = nodes.item(0);
        if (node.hasChildNodes()) {
            Node text = node.getFirstChild();
            value = text.getNodeValue();
        }
    }
    return replaceSpecialCharacters(value);
}

From source file:Main.java

public static String getExperimentNameFromLineNode(Node linenode) {
    try {/* www. j ava 2s.  c  om*/
        Node t1 = linenode.getAttributes().getNamedItem("experimentname");
        if (t1 != null)
            return t1.getNodeValue();
        else
            return linenode.getOwnerDocument().getElementsByTagName("experimentname").item(0).getFirstChild()
                    .getNodeValue();
    } catch (NullPointerException npe) {
        return "";
    }
}

From source file:Main.java

/***
 *  Print every attribute and value of a node, one line at a time.
 *  If {@link entry} is null, then outputs "&lt;null/&gt;".
 *
 * @param outs where to send output, cannot be null.
 * @param entry XML node to examine, OK if null.
 *///from w ww.  java2  s  .co m
public static void XmlPrintAttrs(PrintStream outs, Node entry) {
    if (entry == null) {
        outs.print("<null/>");
        return;
    }

    //  see http://www.w3.org/2003/01/dom2-javadoc/org/w3c/dom/NamedNodeMap.html
    NamedNodeMap attrs = entry.getAttributes();

    for (int k = attrs.getLength(); --k >= 0;) {
        Node n = attrs.item(k);
        outs.printf("+++ has attr %s = %s\n", n.getNodeName(), n.getNodeValue());
    }
}

From source file:Main.java

/**
 * /* www  .j  a  v  a  2s  .com*/
 * @param e
 * @return
 */
public static String getText(Element e) {
    NodeList nl = e.getChildNodes();
    int max = nl.getLength();
    for (int i = 0; i < max; i++) {
        Node n = nl.item(i);
        if (n.getNodeType() == Node.TEXT_NODE) {
            return n.getNodeValue().trim();
        }
    }
    return "";
}

From source file:Main.java

/**
 * This will get the text value of an element.
 *
 * @param node The node to get the text value for.
 * @return The text of the node.//from  ww w  .j  a  va  2s  . com
 */
public static String getNodeValue(Element node) {
    String retval = "";
    NodeList children = node.getChildNodes();
    for (int i = 0; i < children.getLength(); i++) {
        Node next = children.item(i);
        if (next instanceof Text) {
            retval = next.getNodeValue();
        }
    }
    return retval;
}

From source file:Main.java

/**
 * Gets the value of a named attribute of a node.
 * @param node Node The context node./*from  ww  w  .j av  a 2  s .  co m*/
 * @param name String
 * @return String null means node is not found.
 */
public static String getAttributeString(Node node, String name) {
    Node nd = findAttribute(node, name);
    if (nd != null)
        return nd.getNodeValue();
    return null;
}

From source file:Main.java

public static String getDirectTextContent(Node aNode) {
    String result = "";
    NodeList nodeList = aNode.getChildNodes();
    for (int i = 0; i < nodeList.getLength(); i++) {
        Node aSubNode = nodeList.item(i);
        if (aSubNode.getNodeType() == Node.TEXT_NODE) {
            result += aSubNode.getNodeValue();
        }//from   w w w.  j a  v  a  2 s. c om
    }
    return result;
}