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

/**
 * Get only the XML element children of an XML element.
 *
 * @param parent/*from   w  ww . j  av a 2  s.co  m*/
 *            The parent element to get children from
 * @return The list of children Element of the parent
 */
public static List<Element> getChildElements(Element parent) {
    NodeList childNodes = parent.getChildNodes();
    List<Element> childElements = new ArrayList<>();
    for (int index = 0; index < childNodes.getLength(); index++) {
        if (childNodes.item(index).getNodeType() == Node.ELEMENT_NODE) {
            childElements.add((Element) childNodes.item(index));
        }
    }
    return childElements;
}

From source file:Main.java

/**
 * Finds and returns the last child node with the given name and
 * attribute name, value pair./*from w ww  . j av a 2s  .  co  m*/
 */
public static Element getLastChildElement(Node parent, String elemName, String attrName, String attrValue) {

    // search for node
    Node child = parent.getLastChild();
    while (child != null) {
        if (child.getNodeType() == Node.ELEMENT_NODE) {
            Element element = (Element) child;
            if (element.getNodeName().equals(elemName) && element.getAttribute(attrName).equals(attrValue)) {
                return element;
            }
        }
        child = child.getPreviousSibling();
    }

    // not found
    return null;

}

From source file:Main.java

/**
 * Finds and returns the first child node with the given name and
 * attribute name, value pair.//from   ww  w  .  j ava 2s.  c om
 */
public static Element getFirstChildElement(Node parent, String elemName, String attrName, String attrValue) {

    // search for node
    Node child = parent.getFirstChild();
    while (child != null) {
        if (child.getNodeType() == Node.ELEMENT_NODE) {
            Element element = (Element) child;
            if (element.getNodeName().equals(elemName) && element.getAttribute(attrName).equals(attrValue)) {
                return element;
            }
        }
        child = child.getNextSibling();
    }

    // not found
    return null;

}

From source file:Main.java

public static String textContent(Node node) {
    switch (node.getNodeType()) {
    case Node.ELEMENT_NODE:
        StringBuffer sb = new StringBuffer();
        Node nextChild = node.getFirstChild();
        while (nextChild != null) {
            sb.append(textContent(nextChild));
            nextChild = nextChild.getNextSibling();
        }/*  w  w w  . j  av a2s.  c  o  m*/
        return sb.toString();
    case Node.TEXT_NODE:
    case Node.CDATA_SECTION_NODE:
        return node.getNodeValue();
    default:
        return "";
    }
}

From source file:Main.java

public static List<Map<String, String>> readXMLFile(String outFile) {
    DocumentBuilderFactory domfac = DocumentBuilderFactory.newInstance();
    List<Map<String, String>> returnlist = new ArrayList<Map<String, String>>();

    try {/*  w  w w  .j a va 2s  .co  m*/
        DocumentBuilder dombuilder = domfac.newDocumentBuilder();
        InputStream is = new FileInputStream(outFile);
        Document doc = dombuilder.parse(is);
        NodeList nl = doc.getElementsByTagName("row");
        for (int i = 0; i < nl.getLength(); i++) {
            Node node = nl.item(i);
            NodeList fileds = node.getChildNodes();
            Map<String, String> map = new HashMap<String, String>();
            for (int j = 0; j < fileds.getLength(); j++) {
                Node filed = fileds.item(j);

                if (filed.getNodeType() == Node.ELEMENT_NODE) {
                    map.put(filed.getAttributes().getNamedItem("name").getNodeValue(),
                            filed.getFirstChild().getNodeValue());
                }
            }
            returnlist.add(map);
        }

    } catch (Exception e) {
        e.printStackTrace();
    }
    return returnlist;

}

From source file:Main.java

public static Node findWithAttrubute(Node root, String name, String attributeName) {
    final NodeList list = root.getChildNodes();
    for (int i = 0; i < list.getLength(); i++) {
        final Node subnode = list.item(i);
        if (subnode.getNodeType() == Node.ELEMENT_NODE) {
            if (subnode.getNodeName().equals(name)) {
                if (subnode.getAttributes().getNamedItem(attributeName) != null) {
                    return subnode;
                }//from w w  w.  j  a  va2 s .  c  o  m
            }
        }
    }
    return null;
}

From source file:Main.java

public static int getCurrentPosition(final Node refNode) {
    if (refNode == null) {
        return -1;
    }//from  w ww .  j a  va 2s .  com

    int counter = 0;
    Node current = refNode;

    while (current != null) {
        if (current.getNodeType() == Node.ELEMENT_NODE) {
            counter++;
        }

        current = current.getPreviousSibling();
    }

    return counter;
}

From source file:Main.java

static public Element selectSingleElement(Element element, String xpathExpression)
        throws XPathExpressionException {
    if (xpathExpression.indexOf("/") == -1) {
        NodeList nodeList = element.getChildNodes();
        for (int i = 0; i < nodeList.getLength(); i++) {
            Node node = nodeList.item(i);
            if (node.getNodeType() == Node.ELEMENT_NODE && node.getNodeName().equals(xpathExpression)) {
                return (Element) node;
            }//from w w  w. j  av  a 2s  . co m
        }
        //  NodeList nodes = element.getElementsByTagName(xpathExpression);
        //  if (nodes.getLength() > 0) {
        //      return (Element) nodes.item(0);
        //  } else {
        return null;
        //  }
    } else {
        XPath xpath = XPathFactory.newInstance().newXPath();
        Element node = (Element) xpath.evaluate(xpathExpression, element, XPathConstants.NODE);
        return node;
    }
}

From source file:Main.java

public static boolean isTextOnly(Element element) {
    for (Node child = element.getFirstChild(); child != null; child = child.getNextSibling()) {
        if (child.getNodeType() == Node.ELEMENT_NODE)
            return false;
    }/*  w  w  w  .j  av  a2  s  .  co  m*/
    return true;
}

From source file:Main.java

/**
 * _more_/*from   ww w.j av a2 s  .  c  om*/
 *
 * @param html _more_
 * @param node _more_
 */
public static void toHtml(StringBuffer html, Node node) {
    switch (node.getNodeType()) {

    case Node.ELEMENT_NODE: {
        NodeList children = node.getChildNodes();
        int numChildren = children.getLength();
        html.append("<b>" + node.getNodeName().replace("_", " ") + "</b>");
        html.append(": ");

        for (int i = 0; i < numChildren; i++) {
            Node child = children.item(i);
            if (((child.getNodeType() == Node.TEXT_NODE) || (child.getNodeType() == Node.CDATA_SECTION_NODE))) {
                String v = child.getNodeValue();
                if (v == null) {
                    continue;
                }
                if (v.trim().length() == 0) {
                    continue;
                }
                html.append(v);
                html.append(" ");
            }
        }
        boolean didone = false;
        NamedNodeMap nnm = node.getAttributes();
        if (nnm != null) {
            for (int i = 0; i < nnm.getLength(); i++) {
                Attr attr = (Attr) nnm.item(i);
                String attrName = attr.getNodeName();
                if (attrName.startsWith("xmlns") || attrName.startsWith("xsi:")) {
                    continue;
                }
                if (!didone) {
                    html.append("<ul>");
                    didone = true;
                }
                html.append(attrName.replace("_", " ") + "=" + attr.getNodeValue());
                html.append("<br>\n");
            }
        }
        int cnt = 0;
        for (int i = 0; i < numChildren; i++) {
            Node child = children.item(i);
            if (((child.getNodeType() == Node.TEXT_NODE) || (child.getNodeType() == Node.CDATA_SECTION_NODE))) {
                continue;
            }
            if (!didone) {
                html.append("<ul>");
                didone = true;
            }
            if (cnt > 0) {
                html.append("<br>");
            }
            toHtml(html, child);
            cnt++;
        }
        if (didone) {
            html.append("</ul>");
        }
        break;
    }
    }
}

Example usage for org.w3c.dom Node ELEMENT_NODE

Introduction

Prototype

Document

Usage