Example usage for org.w3c.dom Node getChildNodes

Introduction

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

Prototype

public NodeList getChildNodes();

Source Link

Document

A NodeList that contains all children of this node.

Usage

From source file:Main.java

/**
 * returns a XML node value./* www .ja  va 2 s .co m*/
 *
 * @param pDocument         Document XML DOM document
 * @param psTagName         String XML node name
 * @return                  String XML node value
 */
public static String getValue(Document pDocument, String psTagName) throws Exception {
    String s = null;
    try {
        NodeList elements = pDocument.getDocumentElement().getElementsByTagName(psTagName);
        Node node = elements.item(0);
        NodeList nodes = node.getChildNodes();
        //find a value whose value is non-whitespace
        for (int i = 0; i < nodes.getLength(); i++) {
            s = ((Node) nodes.item(i)).getNodeValue().trim();
            if (s.equals("") || s.equals("\r"))
                continue;
        }
    } catch (Exception ex) {
        throw new Exception(ex.getMessage());
    }
    return s;
}

From source file:Main.java

public static Collection<Node> getNodesByName(Node node, String name) {
    Collection<Node> list = new LinkedList<Node>();

    NodeList nl = node.getChildNodes();
    for (int i = 0; i < nl.getLength(); i++)
        if (nl.item(i).getNodeName().equals(name))
            list.add(nl.item(i));/*w  w  w  . j a v  a 2s  .c o  m*/

    return list;
}

From source file:Main.java

public static Set getChildNodes(Node parentNode, String childName) {
    Set retVal = new HashSet();
    NodeList children = parentNode.getChildNodes();
    for (int i = 0; i < children.getLength(); i++) {
        Node node = children.item(i);
        if (node.getNodeName().equalsIgnoreCase(childName)) {
            retVal.add(node);//www.ja  v a  2 s .  com
        }
    }
    return (retVal);
}

From source file:Main.java

public static Element findElementNodeByName(Node node, String name) {
    if (node == null) {
        return null;
    }//from w  w w .  ja v a  2 s .com
    NodeList nodeList = node.getChildNodes();
    if (nodeList == null || nodeList.getLength() == 0) {
        return null;
    }

    for (int i = 0; i < nodeList.getLength(); i++) {
        Node item = nodeList.item(i);
        if (item != null
                && (node.getNodeType() == Node.ELEMENT_NODE || node.getNodeType() == Node.DOCUMENT_NODE)
                && name.equalsIgnoreCase(item.getNodeName())) {
            return (Element) item;
        } else {
            Element element = findElementNodeByName(item, name);
            if (element != null) {
                return element;
            }
        }
    }
    return null;
}

From source file:Main.java

public static void cleanText(Node node) {
    try {/*w  w w.j  a v  a  2s .  c  o  m*/
        NodeList childNodes = node.getChildNodes();
        int noChildren = childNodes.getLength();
        Node n = null;
        short type = 0;
        Vector rem = new Vector();
        for (int i = 0; i < noChildren; i++) {
            n = childNodes.item(i);
            type = n.getNodeType();
            if (type == Node.TEXT_NODE) {
                rem.add(n);
            } else if (type == Node.ELEMENT_NODE) {
                cleanText(n);
            }
        }
        for (int i = 0; i < rem.size(); i++) {
            node.removeChild((Node) rem.get(i));
        }
    } catch (Exception e) {
        //DebugUtil.debug(e);
    }
}

From source file:Main.java

public static Element findElement(Node sourceElm, String attrName, String sAttrValue) {
    if (sourceElm.hasChildNodes()) {
        NodeList nodes = sourceElm.getChildNodes();

        for (int i = 0; i < nodes.getLength(); i++) {
            if (Node.ELEMENT_NODE == nodes.item(i).getNodeType()) {
                Element elm = findElement(nodes.item(i), attrName, sAttrValue);

                if (((Element) elm).getAttribute(attrName).equals(sAttrValue)) {
                    return (Element) elm;
                }// w w w. ja v  a 2 s  .c o  m
            }
        }
    } else {
        if (sourceElm.hasAttributes() && ((Element) sourceElm).getAttribute(attrName).equals(sAttrValue)) {
            return (Element) sourceElm;
        }
    }

    return (Element) sourceElm;
}

From source file:Main.java

public static String getAttributeInXML(org.w3c.dom.Node node, String tagName, String attributeName) {
    String output = "";
    org.w3c.dom.NodeList nodes = node.getChildNodes();
    if (!attributeName.equals("_content"))
        for (int i = 0; i < nodes.getLength(); i++) {
            if (nodes.item(i).getNodeName().equals(tagName)) {
                output = ((Element) nodes.item(i)).getAttribute(attributeName);
            }//from  w w  w . j  a  va 2s. c  o  m
        }
    else
        for (int i = 0; i < nodes.getLength(); i++) {
            if (nodes.item(i).getNodeName().equals(tagName)) {
                output = (nodes.item(i)).getTextContent();
            }
        }
    return output;
}

From source file:Main.java

/**
   Return the first children of a node with a given name.
   @return <code>null</code> if no child is found
 *///ww w  .  j  a v a  2s. c  o  m
static public Node findChild(Node node, String child_name) {
    if (node == null)
        return null;

    NodeList children = node.getChildNodes();
    for (int i = 0; i < children.getLength(); i++) {
        Node child = children.item(i);
        if (child.getNodeName().equals(child_name))
            return child;
    }
    return null;
}

From source file:Main.java

public static List getChildrenByTagName(Node parent, String tagName) {
    ArrayList elements = new ArrayList();
    NodeList children = parent.getChildNodes();
    for (int i = 0; i < children.getLength(); i++) {
        Node child = children.item(i);
        if (child instanceof Element) {
            Element elem = (Element) children.item(i);
            if (tagName.equals(elem.getTagName())) {
                elements.add(elem);//from  www .j av  a2 s .  c om
            }
        }
    }
    return elements;
}

From source file:Main.java

static public String getNodeValue(String tagName, NodeList nodes) {
    for (int x = 0; x < nodes.getLength(); x++) {
        Node node = nodes.item(x);
        if (node.getNodeName().equalsIgnoreCase(tagName)) {
            NodeList childNodes = node.getChildNodes();
            for (int y = 0; y < childNodes.getLength(); y++) {
                Node data = childNodes.item(y);
                if (data.getNodeType() == Node.TEXT_NODE) {
                    return data.getNodeValue();
                }/*  ww w  . j av  a  2  s  .  co  m*/
            }
        }
    }
    return "";
}