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:XMLUtils.java

/**
 * Returns the value of the attribute of the given element.
 * @param base the element from where to search.
 * @param name of the attribute to get./* ww w  .  ja v  a2  s . c  o m*/
 * @return the value of this element.
 */
public static String getAttributeValue(final Element base, final String name) {

    // get attribute of this element...
    NamedNodeMap mapAttributes = base.getAttributes();
    Node node = mapAttributes.getNamedItem(name);
    if (node != null) {
        return node.getNodeValue();
    }
    return null;
}

From source file:Main.java

public static int getAttributeIntValue(Node n, String item, int dflt) {
    final Node d = n.getAttributes().getNamedItem(item);
    if (d == null) {
        return dflt;
    }/* w  ww .ja v  a 2 s.  c o  m*/
    final String val = d.getNodeValue();
    if (val == null) {
        return dflt;
    }
    return Integer.parseInt(val);
}

From source file:Main.java

/**
 * Gets the value from the first descendant of a given ancestor, where the
 * descendant has the specified name.//  w  ww.j  a v a 2s  .  c o m
 * 
 * @param ancestor
 *            the ancestor element
 * @param tagname
 *            the tag name of the descendant to find.
 * @return the value of the descendant or <code>null</code> if no descendant
 *         with that name could be found or the descendant found has no
 *         value.
 */
public static String getValueFromDescendant(Element ancestor, String tagname) {
    if (ancestor != null) {
        NodeList nl = ancestor.getElementsByTagName(tagname);
        if (!isEmpty(nl)) {
            Element e = (Element) nl.item(0);
            Node c = e.getFirstChild();
            if (c != null) {
                return c.getNodeValue();
            }
        }
    }
    return null;
}

From source file:Main.java

public static boolean getAttributeBooleanValue(Node n, String item, boolean dflt) {
    final Node d = n.getAttributes().getNamedItem(item);
    if (d == null) {
        return dflt;
    }/* w  w  w  .  j  ava  2  s .  c  om*/
    final String val = d.getNodeValue();
    if (val == null) {
        return dflt;
    }
    return Boolean.parseBoolean(val);
}

From source file:Main.java

public static String getElementValue(Element parent) {

    NodeList nodes = parent.getChildNodes();
    int current = 0;
    int length = nodes.getLength();
    while (current < length) {
        Node node = nodes.item(current);
        if (node instanceof Text) {
            String value = node.getNodeValue();
            if (value != null) {
                return value.trim();
            }//from   w w  w. ja v a  2s . com
        }
        current++;
    }
    return "";
}

From source file:Main.java

/**
 * @param node/* w w  w. jav a  2s .  co m*/
 * @param attributeKey
 * @return
 */
public static String getAttributeValue(Node node, String attributeKey) {
    NamedNodeMap attributes = node.getAttributes();
    Node attribute = attributes.getNamedItem(attributeKey);
    if (attribute == null) {
        return null;
    }
    return attribute.getNodeValue();
}

From source file:Main.java

/**
 * Retrieves the value for a xml Node attribute or a default if not found.
 * /*from w  w w . j  a  v a2  s .c om*/
 * @param node The Node to fetch the value from.
 * @param name The attribute name.
 * @param defaultValue The default value to return if not found.
 * @return and attribute value or a default if not found.
 */
public static String getNodeAttributeOrDefault(Node node, String name, String defaultValue) {
    NamedNodeMap attributes = node.getAttributes();
    Node valueNode = attributes.getNamedItem(name);
    String value = defaultValue;
    if (valueNode != null)
        value = valueNode.getNodeValue();
    return value;
}

From source file:Main.java

public static String getAttributeValue(Node node, String attributeName) {
    for (Node child : getChildren(node)) {
        if (child.getNodeName().equalsIgnoreCase(attributeName)) {
            return child.getNodeValue();
        }/*from   w ww .j a  v a2  s.c  om*/
    }
    return null;
}

From source file:Main.java

public static String getElementCDATAByTagName(Element current, String name, String namespace) {

    Element e = getElementByTagName(current, name, namespace);

    if (e == null)
        return null;

    Node child = e.getFirstChild();

    if (child == null)
        return null;

    return child.getNodeValue();

}

From source file:Main.java

/**
 * Get the element text value.  Locate the text node and return
 * its contents.//from   www .j  a  v a  2  s. c om
 *
 * @param element The element to get the name for
 * @return The text value
 */
public static String getElementTextValue(Element element) {
    String value = "";

    // get the text node
    Node node = getElementTextNode(element);
    if (node != null) {
        value = node.getNodeValue();
    }

    // if the entire string is whitespace ignore this
    // but don't trim the whitespace if it is there
    String testValue = value.trim();
    if (testValue.length() <= 0) {
        value = "";
    }
    return (value);
}