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

/**
 * Check whether the given nodes containes an attribute with the given name and value.<br>
 * The name and value of the attribute MUST be the same of the node ones in order to have true as
 * a result.<br> The check is case insensitive.<br>
 * // w  w  w.  j  av a  2  s . c  o  m
 * @param node node to be analyzed
 * @param attrName the attribute name to be matched
 * @param attrValue the attribute value to be matched
 * @return <code>true</code> if node containes the given attributes, <code>false</code> otherwise (even if node is null)
 */
public static boolean nodeAttributeEquals(Node node, String attrName, String attrValue) {

    if (node != null && node.getNodeType() == Node.ELEMENT_NODE) {

        String value = ((Element) node).getAttribute(attrName);
        return (value != null && value.equalsIgnoreCase(attrValue));

    } else {

        return false;

    }
}

From source file:Main.java

/** Look for Element node of given name.
 *
 *  <p>Checks the node itself and its siblings for an {@link Element}.
 *  Does not descent down the 'child' links.
 *
 *  @param node Node where to start.//from w w w .j a va  2  s  . c o m
 *  @param name Name of the node to look for.
 *  @return Returns node, the next matching sibling, or <code>null</code>.
 */
private static final Element findElementByName(Node node, final String name) {
    while (node != null) {
        if (node.getNodeType() == Node.ELEMENT_NODE && node.getNodeName().equals(name))
            return (Element) node;
        node = node.getNextSibling();
    }
    return null;
}

From source file:Main.java

private static void removeEmptyChildElements(Element parentElement) {
    List<Element> toRemove = new LinkedList<Element>();

    NodeList children = parentElement.getChildNodes();
    int childrenCount = children.getLength();
    for (int i = 0; i < childrenCount; ++i) {
        Node child = children.item(i);
        if (child.getNodeType() == Node.ELEMENT_NODE) {
            Element childElement = (Element) child;
            removeEmptyChildElements(childElement);
            if (elementIsRedundant(childElement)) {
                toRemove.add(childElement);
            }/*  w  w w.  j  av a  2s  .c  o  m*/
        }
    }

    for (Element childElement : toRemove) {
        parentElement.removeChild(childElement);
    }
    parentElement.normalize();
}

From source file:Main.java

public static String nodeToString(Node n) {
    StringBuilder sb = new StringBuilder();
    if (n instanceof Text)
        return n.getNodeValue().trim();
    else {/*from  w  w w  . j  av a2s . co  m*/
        NodeList nl = n.getChildNodes();
        for (int i = 0; i < nl.getLength(); i++) {
            Node child = nl.item(i);
            sb.append(nodeToString(child));
        }
        if (n.getNodeType() == Node.ELEMENT_NODE) {
            if ("td".equalsIgnoreCase(n.getNodeName())) {
                sb.append("\t");
            } else if ("th".equalsIgnoreCase(n.getNodeName())) {
                sb.append("\t");
            } else if ("tr".equalsIgnoreCase(n.getNodeName())) {
                sb.append("\n");
            } else if ("br".equalsIgnoreCase(n.getNodeName())) {
                sb.append("\n");
            }
        }
        return sb.toString();
    }
}

From source file:Main.java

/**
 * Remove <tt>xml:base</tt> attributes from the given node and all of its
 * descendants. According to section 1.3.4 of the DOM Level 3 Core
 * specification, when expanding an external entity reference, DOM parser
 * will add <tt>xml:base</tt> attributes to all elements appearing in the
 * external entity. These attributes don't appear in the reference output
 * files provided in the test suite (see
 * {@link XMLConformanceTest#getOutput()}). This method can be used to
 * remove <tt>xml:base</tt> attributes in DOM documents.
 * /*from w  ww  .ja v a  2s  . c om*/
 * @param node
 *            the node to process
 */
public static void removeXmlBaseAttributes(Node node) {
    if (node.getNodeType() == Node.ELEMENT_NODE) {
        Element element = (Element) node;
        element.removeAttribute("xml:base");
    }
    Node child = node.getFirstChild();
    while (child != null) {
        removeXmlBaseAttributes(child);
        child = child.getNextSibling();
    }
}

From source file:MainClass.java

public void processNode(Node node, String spacer) throws IOException {
    if (node == null)
        return;//from  w w  w.  j  a v a2s.  c  o  m
    switch (node.getNodeType()) {
    case Node.ELEMENT_NODE:
        String name = node.getNodeName();
        System.out.print(spacer + "<" + name);
        NamedNodeMap nnm = node.getAttributes();
        for (int i = 0; i < nnm.getLength(); i++) {
            Node current = nnm.item(i);
            System.out.print(" " + current.getNodeName() + "= " + current.getNodeValue());
        }
        System.out.print(">");
        NodeList nl = node.getChildNodes();
        if (nl != null) {
            for (int i = 0; i < nl.getLength(); i++) {
                processNode(nl.item(i), "");
            }
        }
        System.out.println(spacer + "</" + name + ">");
        break;
    case Node.TEXT_NODE:
        System.out.print(node.getNodeValue());
        break;
    case Node.CDATA_SECTION_NODE:
        System.out.print("" + node.getNodeValue() + "");
        break;
    case Node.ENTITY_REFERENCE_NODE:
        System.out.print("&" + node.getNodeName() + ";");
        break;
    case Node.ENTITY_NODE:
        System.out.print("<ENTITY: " + node.getNodeName() + "> </" + node.getNodeName() + "/>");
        break;
    case Node.DOCUMENT_NODE:
        NodeList nodes = node.getChildNodes();
        if (nodes != null) {
            for (int i = 0; i < nodes.getLength(); i++) {
                processNode(nodes.item(i), "");
            }
        }
        break;
    case Node.DOCUMENT_TYPE_NODE:
        DocumentType docType = (DocumentType) node;
        System.out.print("<!DOCTYPE " + docType.getName());
        if (docType.getPublicId() != null) {
            System.out.print(" PUBLIC " + docType.getPublicId() + " ");
        } else {
            System.out.print(" SYSTEM ");
        }
        System.out.println(" " + docType.getSystemId() + ">");
        break;
    default:
        break;
    }
}

From source file:Main.java

/**
 * Searches the node for content of type Long. If non-long content is found,
 * it logs a warning and returns null.//from  w  ww.j av  a 2 s  .  c  o m
 */
public static String[] extractStringArrayFromElement(Node element) {
    // Get all the children
    NodeList children = element.getChildNodes();
    List<String> output = new ArrayList<String>();

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

        if (child.getNodeType() == Node.ELEMENT_NODE) {
            output.add(extractStringFromElement(child));
        }
    }

    return output.toArray(new String[output.size()]);
}

From source file:Main.java

/**
 * Find an immediate child of the given name
 *//*from  ww  w . j  a va 2s  . c o  m*/
public static Element findImmediateChildElement(Node node, String name) {

    Element found = null;

    if (node != null) {

        for (Node child = node.getFirstChild(); child != null
                && found == null; child = child.getNextSibling()) {

            if (child.getNodeType() == Node.ELEMENT_NODE) {
                Element tmp = (Element) child;
                if (tmp.getTagName().equals(name)) {
                    return tmp;
                }
            }
        }
    }

    return found;
}

From source file:Main.java

public static String findPrefixForNamespace(Element elm, String namespace) {
    while (elm != null) {
        NamedNodeMap attributes = elm.getAttributes();
        for (int c = 0; c < attributes.getLength(); c++) {
            if (attributes.item(c).getNodeValue().equals(namespace)
                    && attributes.item(c).getNodeName().startsWith("xmlns:")) {
                return attributes.item(c).getNodeName().substring(6);
            }//  ww w  . j  a v  a2 s . c  o m
        }

        if (elm.getParentNode().getNodeType() != Node.ELEMENT_NODE)
            break;

        elm = (Element) elm.getParentNode();
    }

    return null;
}

From source file:org.shareok.data.documentProcessor.FileHandlerFactory.java

/**
 *
 * @param fileExtension//w w w  .ja v a  2 s  .  c  om
 * @return
 */
public static FileHandler getFileHandlerByFileExtension(String fileExtension) {

    FileHandler fh = null;
    String beanName = "";

    try {
        String fileTypePath = DocumentProcessorUtil.getFilePathFromResources("filetypes.xml");
        Document fileTypeDoc = loadXMLFromString(fileTypePath);
        fileTypeDoc.getDocumentElement().normalize();
        Element docEle = fileTypeDoc.getDocumentElement();
        NodeList nl = docEle.getChildNodes();

        if (nl != null && nl.getLength() > 0) {
            for (int i = 0; i < nl.getLength(); i++) {
                if (nl.item(i).getNodeType() == Node.ELEMENT_NODE) {
                    Element el = (Element) nl.item(i);
                    String nodeVal = el.getTextContent();
                    if (nodeVal.equals(fileExtension)) {
                        beanName = el.getAttribute("bean");
                        break;
                    }
                }
            }
        }

        ApplicationContext context = new ClassPathXmlApplicationContext("documentProcessorContext.xml");
        fh = (FileHandler) context.getBean(beanName);

    } catch (Exception ex) {
        Logger.getLogger(DocumentProcessorUtil.class.getName()).log(Level.SEVERE, null, ex);
    }

    return fh;
}

Example usage for org.w3c.dom Node ELEMENT_NODE

Introduction

Prototype

Document

Usage