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

/**
 * Returns the value of the given attribute.
 *
 * @param node     The current node//from  www  .  ja  va 2s.c  o m
 * @param attrName The attribute name
 * @return The attribute's value
 */
public static String getAttribute(Node node, String attrName) {
    // handle null node
    if (node == null) {
        return null;
    }
    Node attr = node.getAttributes().getNamedItem(attrName);
    if (attr != null) {
        return attr.getNodeValue();
    }
    return null;
}

From source file:Main.java

/**
 * We get a object that connected text node of the child node and the CDATA section as character string.
 * @param node//from w w w . ja  v  a 2s  . c  o  m
 * @return
 */
public static String getChildText(Node node) {
    StringBuffer buf = new StringBuffer();
    for (int i = 0; i < node.getChildNodes().getLength(); i++) {
        Node n = node.getChildNodes().item(i);
        if (n.getNodeType() == Node.TEXT_NODE || n.getNodeType() == Node.CDATA_SECTION_NODE) {
            buf.append(n.getNodeValue());
        }
    }
    return buf.toString();
}

From source file:Main.java

/**
 * Searches for a particular attribute attached to a node. Returns null
 * if not found//w w w . ja v a 2  s. co m
 */
public static String searchForAttribute(Node content, String attributeName) {
    if (content == null) {
        return null;
    } else if (attributeName == null) {
        return null;
    }

    Node node = content.getAttributes().getNamedItem(attributeName);

    if (node == null) {
        return null;
    } else {
        return node.getNodeValue();
    }
}

From source file:Main.java

public static String getAttribute(final Node node, final String attributeName) {
    final NamedNodeMap tmpMap = node.getAttributes();
    if (tmpMap == null) {
        return null;
    }/*from  w w  w . ja  v a 2 s . c o m*/
    final Node tmpNode = tmpMap.getNamedItem(attributeName);
    if (tmpNode == null) {
        return null;
    }
    return tmpNode.getNodeValue();
}

From source file:Main.java

/**
 * @param node//from ww w  .j a v a2 s. c o m
 * @param attributeName
 * @return
 */
public static String getNodeAttribute(Node node, String attributeName) {
    String sRetValue = null;
    NamedNodeMap attributes = node.getAttributes();
    if (attributes != null) {
        //--- Find the attribute 
        Node attrib = attributes.getNamedItem(attributeName);
        if (attrib != null) {
            //--- Get the attribute value
            sRetValue = attrib.getNodeValue();
        }
    }
    return sRetValue;
}

From source file:ApplyXPathJAXP.java

static void printNode(Node node) throws Exception {
    if (isTextNode(node)) {
        System.out.println(node.getNodeValue());
    } else {//from  ww w  .  j  a  va2  s  .  c  o  m
        // Set up an identity transformer to use as serializer.
        Transformer serializer = TransformerFactory.newInstance().newTransformer();
        serializer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
        serializer.transform(new DOMSource(node), new StreamResult(new OutputStreamWriter(System.out)));
    }

}

From source file:Main.java

public static String getTextValue(Element valueEle) {

    StringBuffer value = new StringBuffer();
    NodeList nl = valueEle.getChildNodes();
    for (int i = 0; i < nl.getLength(); i++) {
        Node item = nl.item(i);
        if ((item instanceof CharacterData && !(item instanceof Comment)) || item instanceof EntityReference) {
            value.append(item.getNodeValue());
        }//from www.  ja va2s  .  c  o m
    }
    return value.toString().trim();
}

From source file:Main.java

/**
 * For the given {@code sourceNode}, read each "top level" element into the resulting {@code Map}. Each element name
 * is a key to the map, each element value is the value paired to the key. Example - anchor is the node, label and
 * href are keys://from w  w  w .  ja v  a 2  s.  co m
 *
 * <pre>
 * {@code
 * <anchor>
 *  <label>Slashdot</label>
 *    <href>http://slashdot.org/</href>
 *  </anchor>
 * }
 * </pre>
 */
public static Map<String, String> readNodeElementsToMap(final Node sourceNode) {
    Map<String, String> result = new HashMap<String, String>();

    if (sourceNode == null) {
        return result;
    }

    NodeList childNodes = sourceNode.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        Node element = childNodes.item(i);

        if (element.getNodeType() == Node.ELEMENT_NODE) {
            String elementName = element.getNodeName();
            String elementValue = "";
            Node firstChild = element.getFirstChild();

            if (firstChild != null) {
                elementValue = firstChild.getNodeValue();
            }

            if (elementValue != null) {
                result.put(elementName, elementValue);
            }
        }
    }

    return result;
}

From source file:Main.java

public static ArrayList<Node> getNodesWithKey(Node parent, String key, Set<String> values,
        boolean all_of_them) {
    ArrayList<Node> valid = new ArrayList<Node>();
    NodeList children = parent.getChildNodes();
    Node current;/*  ww  w  .  ja v a2s.co  m*/
    for (int i = 0; i < children.getLength(); i++) {
        current = children.item(i);
        NamedNodeMap attrs = current.getAttributes();
        if (attrs != null) {
            Node keynode = attrs.getNamedItem(key);
            if (keynode != null)
                if (values == null || values.contains(keynode.getNodeValue())) {
                    valid.add(current);
                    if (!all_of_them)
                        break;
                }
        }
    }
    return valid;
}

From source file:Main.java

public static String getTextNodeValueByChildTagName(Element ele, String tagname) {
    String s = "";
    try {//from   ww w.  j  a v  a2 s.  c o m
        NodeList nodes = ele.getElementsByTagName(tagname);
        if (nodes.getLength() > 0) {
            Node node = getTextNode(nodes.item(0));
            if (node != null) {
                s = node.getNodeValue();
            }
        }
    } catch (Exception e) {
        s = "";
    }

    return s;
}