Example usage for org.w3c.dom Element getChildNodes

Introduction

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

Prototype

public NodeList getChildNodes();

Source Link

Document

A NodeList that contains all children of this node.

Usage

From source file:Main.java

private static List<Node> getNode(Element element, String nodeWeiZhi) {
    List<Node> notes = new ArrayList<Node>();
    String[] nodeNames = nodeWeiZhi.split(">");
    NodeList children = element.getChildNodes();
    for (int i = 0; i < children.getLength(); i++) {
        Node node = children.item(i);
        String nodeName = node.getNodeName();
        if (nodeName.equals(nodeNames[0])) {
            if (nodeNames.length == 1) {
                notes.add(node);/*w w w. j  a  v  a2  s  .  com*/
            }
            String nodeWeiZhiTemp = nodeWeiZhi.replaceFirst(nodeNames[0], "").replaceFirst(">", "");
            NodeList childrenTempList = node.getChildNodes();
            if (childrenTempList.getLength() > 0 && !nodeWeiZhiTemp.equals("")) {
                notes.addAll(getNode((Element) node, nodeWeiZhiTemp));
            }
        }
    }
    return notes;
}

From source file:Main.java

/**
 * Get all child elements with the provided name that are direct children
 * the provided element./*from  w w w.  j  ava 2 s  . co  m*/
 * 
 * @param parent
 *            The parent element
 * @param name
 *            The name of the child elements to find
 * @return The list with child elements, empty list if no matching children
 */
public static Collection<Element> getChildElementsByName(Element parent, String name) {
    assertNotNull(parent);
    Collection<Element> childList = new ArrayList<Element>();

    NodeList children = parent.getChildNodes();
    Node node;
    for (int i = 0; i < children.getLength(); i++) {
        node = children.item(i);
        if (node.getNodeType() == Node.ELEMENT_NODE && node.getNodeName().equals(name)) {
            childList.add((Element) node);
        }
    }

    return childList;
}

From source file:Main.java

/**
 * Get all child elements with the provided local name that are direct
 * children the provided element.//from ww w . j  a va2s  .  c  om
 * 
 * @param parent
 *            The parent element
 * @param name
 *            The local name of the child elements to find
 * @return The list with child elements, empty list if no matching children
 */
public static Collection<Element> getChildElementsByLocalName(Element parent, String name) {
    assertNotNull(parent);
    Collection<Element> childList = new ArrayList<Element>();

    NodeList children = parent.getChildNodes();
    Node node;
    for (int i = 0; i < children.getLength(); i++) {
        node = children.item(i);
        if (node.getNodeType() == Node.ELEMENT_NODE && node.getLocalName().equals(name)) {
            childList.add((Element) node);
        }
    }

    return childList;
}

From source file:Main.java

/**
 * Check if the element contains just a text/cdata, in which case return
 * that value. Else return null;/*from  w ww .  j  a  va2s. co m*/
 *
 * @param element
 * @return null if this is not a textElement as we see it. Value of single
 *         text/CData child otherwise
 */
private static String getElementValue(Element element) {
    if (element.getAttributes().getLength() > 0) {
        return null;
    }

    NodeList children = element.getChildNodes();
    String value = null;
    int nbrChildren = children.getLength();
    for (int i = 0; i < nbrChildren; i++) {
        Node child = children.item(i);
        short childType = child.getNodeType();
        if (childType == Node.ELEMENT_NODE) {
            return null;
        }
        if (childType == Node.CDATA_SECTION_NODE || childType == Node.TEXT_NODE) {
            if (value != null) {
                return null;
            }
            value = child.getNodeValue();
        }
    }
    return value;
}

From source file:Main.java

/**
 * Gets the value of the child element by tag name under the given parent
 * element. If there is more than one child element, return the value of the
 * first one./*www .  ja  va2s  .c  o m*/
 *
 * @param parent the parent element
 * @param tagName the tag name of the child element
 * @return value of the first child element, NULL if tag not exists
 */
public static String getElementValue(Element parent, String tagName) {
    Element element = getChildElement(parent, tagName);
    if (element != null) {
        NodeList nodes = element.getChildNodes();
        if (nodes != null && nodes.getLength() > 0) {
            for (int i = 0; i < nodes.getLength(); i++) {
                Node node = nodes.item(i);
                if (node instanceof Text) {
                    return ((Text) node).getData();
                }
            }
        }
    }

    return null;
}

From source file:DomUtils.java

/**
 * Extract the text value from the given DOM element, ignoring XML comments.
 * <p>Appends all CharacterData nodes and EntityReference nodes
 * into a single String value, excluding Comment nodes.
 * @see CharacterData/*from   ww  w  .ja v  a 2  s.com*/
 * @see EntityReference
 * @see Comment
 */
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());
        }
    }
    return value.toString();
}

From source file:Main.java

/**
 * @param element/*from  ww  w .  j  a va  2 s. c  o  m*/
 * @param map
 * @return
 */
private static boolean fillAttsIntoMap(Element element, Map<String, String> map) {
    /*
     * this case is applicable only if there are no child elements
     */
    if (element.getChildNodes().getLength() > 0) {
        return false;
    }

    /*
     * in case this is not a special case, it will not have attributes, and
     * hence we are safe
     */
    NamedNodeMap attrs = element.getAttributes();
    int n = attrs.getLength();
    for (int i = 0; i < n; i++) {
        Node att = attrs.item(i);
        map.put(att.getNodeName(), att.getNodeValue());
    }
    return true;
}

From source file:Main.java

/**
 * Returns the children nodes of elem with a specific name.
 * /*from w ww  . ja va  2s .  co  m*/
 * @param elem
 *            parent node.
 * @param childName
 *            name of the wanted children.
 * @return list of nodes.
 */
public static List<Element> getChild(Element elem, String childName) {
    NodeList childNodes;
    Node node;
    ArrayList<Element> res;

    res = new ArrayList<Element>();
    childNodes = elem.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        node = childNodes.item(i);
        if (node instanceof Element) {
            if (node.getNodeName() == childName)
                res.add((Element) node);
        }
    }
    return res;
}

From source file:Main.java

public static List<Element> getSubElementByName(Element element, String tagName) {
    ArrayList<Element> result = new ArrayList<Element>();
    NodeList childNodes = element.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        switch (childNodes.item(i).getNodeType()) {
        case Node.ELEMENT_NODE:
            if (((Element) childNodes.item(i)).getTagName().equalsIgnoreCase(tagName))
                result.add((Element) childNodes.item(i));
            break;
        }//w w  w  .j ava  2s  . c o  m
    }
    return result;
}

From source file:Main.java

public static String getPseudoHTML(Element xmlElement) {
    StringBuffer html = new StringBuffer();
    if (xmlElement.hasChildNodes()) {
        NodeList nodes = xmlElement.getChildNodes();
        int children = nodes.getLength();
        for (int i = 0; i < children; i++)
            parsePseudoHTML(nodes.item(i), html);
    }// w w  w . j av a2  s  .  c  o  m
    return html.toString();
}