Example usage for org.w3c.dom Node ELEMENT

Introduction

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

Prototype

short ELEMENT_NODE

To view the source code for org.w3c.dom Node ELEMENT_NODE.

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Document

The node is an Element.

Usage

From source file:Main.java

public static ArrayList<Element> getElements(String elementName, Element element) {
    ArrayList<Element> result = new ArrayList<Element>();
    NodeList list = element.getElementsByTagName(elementName);

    for (int i = 0; i < list.getLength(); i++) {
        Node nNode = list.item(i);

        if (nNode.getNodeType() == Node.ELEMENT_NODE) {
            result.add((Element) nNode);
        }//from w  w w  .  ja v  a 2s.c  om
    }
    return result;
}

From source file:Main.java

/**
 * Check whether a given XML <code>Node</code> is
 * an element node.//from  w  w w .j  a  va  2 s  .c o  m
 * 
 * Sun should've implemented <code>Node.hasType(int)</code>....
 * 
 * @param n
 * @return
 */
public static final boolean isElementNode(Node n) {
    return n != null && n.getNodeType() == Node.ELEMENT_NODE;
}

From source file:Main.java

public static Element getElementByTagName(Node element, String name) {
    NodeList elements = element.getChildNodes();
    if (elements != null) {
        for (int i = 0; i < elements.getLength(); i++) {
            if (elements.item(i).getNodeType() == Node.ELEMENT_NODE) {
                Element currentElement = (Element) elements.item(i);
                if (currentElement.getNodeName().equals(name)) {

                    return currentElement;
                }//  w w  w  .  j a v a2s. co  m
            }
        }
    }

    return null;
}

From source file:Main.java

/**
 * Recursively removes all text nodes from a DOM element.
 * /*from  www.j av a  2  s.c o m*/
 * @param element
 *        The element
 */
public static void removeTextNodes(Element element) {
    Node nextNode = element.getFirstChild();
    for (Node child = element.getFirstChild(); nextNode != null;) {
        child = nextNode;
        nextNode = child.getNextSibling();
        if (child.getNodeType() == Node.TEXT_NODE)
            element.removeChild(child);
        else if (child.getNodeType() == Node.ELEMENT_NODE)
            removeTextNodes((Element) child);
    }
}

From source file:Main.java

/**
 * Identify variables in attribute values and CDATA contents and replace
 * with their values as defined in the variableDefs map. Variables without
 * definitions are left alone.//from   ww w  .  j  ava 2s . co  m
 *
 * @param node the node to do variable replacement in
 * @param variableDefs map from variable names to values.
 */
public static void replaceVariables(final Node node, Map<String, String> variableDefs) {
    switch (node.getNodeType()) {
    case Node.ELEMENT_NODE:
        final Element element = (Element) node;
        final NamedNodeMap atts = element.getAttributes();
        for (int i = 0; i < atts.getLength(); i++) {
            final Attr attr = (Attr) atts.item(i);
            attr.setNodeValue(replaceVariablesInString(attr.getValue(), variableDefs));
        }
        break;

    case Node.CDATA_SECTION_NODE:
        String content = node.getTextContent();
        node.setNodeValue(replaceVariablesInString(content, variableDefs));
        break;

    default:
        break;
    }

    // process children
    final NodeList children = node.getChildNodes();
    for (int childIndex = 0; childIndex < children.getLength(); childIndex++)
        replaceVariables(children.item(childIndex), variableDefs);
}

From source file:Main.java

public static Element[] getChildren(Element parent, String name) {
    ArrayList<Element> al = new ArrayList<Element>();
    NodeList nl = parent.getChildNodes();
    for (int i = 0; i < nl.getLength(); i++) {
        Node n = nl.item(i);//from w  w  w  .  j  a v  a2 s . c  om
        if (n.getNodeType() == Node.ELEMENT_NODE && n.getNodeName().equals(name)) {
            al.add((Element) n);
        }
    }
    return al.toArray(new Element[al.size()]);
}

From source file:Main.java

public static String format(Node n, int indentLevel) {
    String indent = "";
    for (int i = 0; i < indentLevel; i++) {
        indent += "\t";
    }// w  w  w  .  ja  v  a 2 s . c o  m

    StringBuilder result = new StringBuilder();
    result.append(indent);
    if (n.getNodeType() == Node.ELEMENT_NODE) {
        result.append("<");
        result.append(n.getNodeName());
        NamedNodeMap attrs = n.getAttributes();
        for (int i = 0; i < attrs.getLength(); i++) {
            Node attr = attrs.item(i);
            result.append(" ");
            result.append(attr.getNodeName());
            result.append("=\"");
            result.append(attr.getNodeValue());
            result.append("\"");
        }
        result.append(">\n");
    }

    if (n.getNodeType() == Node.TEXT_NODE) {
        String str = n.getNodeValue();
        result.append(str + "\n");
    }

    NodeList childNodes = n.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        Node n2 = childNodes.item(i);
        if (isEmptyTextNode(n2)) {
            continue;
        }
        result.append(format(n2, indentLevel + 1));
    }

    if (n.getNodeType() == Node.ELEMENT_NODE) {
        result.append(indent);
        result.append("</");
        result.append(n.getNodeName());
        result.append(">\n");
    }
    return result.toString();
}

From source file:Main.java

public static List<Element> getChildElements(Element element) {
    List<Element> elements = new LinkedList<Element>();

    NodeList children = element.getChildNodes();
    if (children == null) {
        return elements;
    }// w  ww.j  a va 2s.  c  om

    for (int i = 0, j = children.getLength(); i < j; i++) {
        Node child = children.item(i);

        if (child.getNodeType() == Node.ELEMENT_NODE) {
            elements.add((Element) child);
        }
    }

    return elements;
}

From source file:Main.java

public static String getXMLValueByName(String xmlFilePath, String name) {
    String returnValue = "No Value!";
    DocumentBuilderFactory builderFactory = DocumentBuilderFactory.newInstance();
    try {//from  w  ww  .  ja v  a2 s.  c  o  m
        DocumentBuilder builder = builderFactory.newDocumentBuilder();
        InputStream is = new FileInputStream(xmlFilePath);
        Document doc = builder.parse(is);
        Element root = doc.getDocumentElement();
        NodeList nodes = root.getChildNodes();
        if (nodes != null) {
            for (int i = 0; i < nodes.getLength(); i++) {
                Node node = nodes.item(i);
                if (node.getNodeType() == Node.ELEMENT_NODE) {
                    String test = node.getNodeName();
                    if (test.equals(name)) {
                        returnValue = node.getTextContent().trim();
                    }
                }
            }
        }
    } catch (Exception e) {

    }
    return returnValue;
}

From source file:Main.java

/**
 * Returns a List of all descendant Element nodes having the specified
 * [namespace name] property. The elements are listed in document order.
 * //w  ww  .  j  a  v  a  2  s  . co m
 * @param node
 *            The node to search from.
 * @param namespaceURI
 *            An absolute URI denoting a namespace name.
 * @return A List containing elements in the specified namespace; the list
 *         is empty if there are no elements in the namespace.
 */
public static List<Element> getElementsByNamespaceURI(Node node, String namespaceURI) {
    List<Element> list = new ArrayList<Element>();
    NodeList children = node.getChildNodes();
    for (int i = 0; i < children.getLength(); i++) {
        Node child = children.item(i);
        if (child.getNodeType() != Node.ELEMENT_NODE)
            continue;
        if (child.getNamespaceURI().equals(namespaceURI))
            list.add((Element) child);
    }
    return list;
}

Example usage for org.w3c.dom Node ELEMENT_NODE

Introduction

Prototype

Document

Usage