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

public static Element get_child_with_attr(Node parent, String child_name, String attr_name, String attr_value) {
    NodeList children = parent.getChildNodes();
    for (int i = 0; i < children.getLength(); ++i) {
        Node child = children.item(i);
        if (child.getNodeName().equals(child_name)) {
            if (child instanceof Element) {
                Element e = (Element) child;
                if (e.getAttribute(attr_name).equals(attr_value))
                    return e;
            }//w  ww  .j av a 2s  .  c  om
        }
    }
    return null;
}

From source file:Main.java

/**
 * We get a object that connected text node of the child node and the CDATA section as character string.
 * @param node//w w  w .  j  a  v a2  s .c  o  m
 * @return
 */
public static String getChildText(Node node) {
    StringBuffer buf = new StringBuffer();
    for (int i = 0; i < node.getChildNodes().getLength(); i++) {
        Node n = node.getChildNodes().item(i);
        if (n.getNodeType() == Node.TEXT_NODE || n.getNodeType() == Node.CDATA_SECTION_NODE) {
            buf.append(n.getNodeValue());
        }
    }
    return buf.toString();
}

From source file:Main.java

/**
 * Remove any whitespace text nodes from the DOM. Calling this before saving
 * a formatted document will fix the formatting indentation of elements
 * loaded from a different document./*www.  j  a v  a  2s.co m*/
 * 
 * @param node
 *            Node to remove whitespace nodes from
 * @param deep
 *            Should this method recurse into the node's children?
 */
public static void removeWhitespace(Node node, boolean deep) {
    NodeList children = node.getChildNodes();
    int length = children.getLength();
    for (int i = 0; i < length; i++) {
        Node child = children.item(i);
        if (child.getNodeType() == Node.TEXT_NODE && length > 1) {
            Node previous = child.getPreviousSibling();
            Node next = child.getNextSibling();
            if ((previous == null || previous.getNodeType() == Node.ELEMENT_NODE
                    || previous.getNodeType() == Node.COMMENT_NODE)
                    && (next == null || next.getNodeType() == Node.ELEMENT_NODE
                            || next.getNodeType() == Node.COMMENT_NODE)) {
                String content = child.getTextContent();
                if (content.matches("\\s*")) //$NON-NLS-1$
                {
                    node.removeChild(child);
                    i--;
                    length--;
                }
            }
        } else if (deep && child.getNodeType() == Node.ELEMENT_NODE) {
            removeWhitespace(child, deep);
        }
    }
}

From source file:Main.java

public static final void setNodeValue(Node node, String value) {
    if (value == null)
        value = "";
    NodeList childNodes = node.getChildNodes();
    int len = childNodes == null ? 0 : childNodes.getLength();
    for (int i = 0; i < len; i++) {
        Node n = childNodes.item(i);
        n.setNodeValue(value);//  w  w  w.  j  av a2  s  .c  om
    }
}

From source file:Main.java

public static Node getNodeChildByName(Node parentNode, String childNodeName) {
    Node childNode = null;//from  w ww .  j a  v  a  2 s .c  o  m
    NodeList childNodeList = parentNode.getChildNodes();
    int len = childNodeList.getLength();
    for (int i = 0; i < len; i++) {
        Node tmpChildNode = childNodeList.item(i);
        if (tmpChildNode.getNodeName().equals(childNodeName)) {
            return tmpChildNode;
        }
    }
    childNode = null;
    return childNode;
}

From source file:Main.java

public static Map<String, Object> convertNodeToMap(Node node) {
    NodeList nodeList = node.getChildNodes();

    Map<String, Object> map = new HashMap<String, Object>(nodeList.getLength());

    for (int i = 0; i < nodeList.getLength(); i++) {
        Node nodec = nodeList.item(i);

        String key = nodec.getNodeName();

        Object value = null;//from   ww  w.  j a v  a 2 s  . com
        if (nodec.hasChildNodes()) {

            NodeList nodeListc = nodec.getChildNodes();
            if (nodeListc.getLength() == 1) {
                Node noded = nodeListc.item(0);

                short type = noded.getNodeType();

                if (type == 3 || type == 4) {
                    value = noded.getNodeValue();
                }

                if (noded.getNodeType() == 1) {
                    value = convertNodeToMap(nodec);
                }
            } else {
                value = convertNodeToMap(nodec);
            }
        }

        map.put(key, value);
    }

    return map;
}

From source file:Main.java

private static void findAllProcessingIstructions(Node node, String name, List<ProcessingInstruction> result) {
    NodeList nodeList = node.getChildNodes();
    if (nodeList == null) {
        return;//from  ww w .  j a  v  a  2  s  .c om
    }
    for (int i = 0; i < nodeList.getLength(); ++i) {
        Node n = nodeList.item(i);
        if (n.getNodeType() == Node.PROCESSING_INSTRUCTION_NODE) {
            if (name == null || name.length() == 0 || n.getNodeName().equals(name)) {
                result.add((ProcessingInstruction) n);
            }
        }
        findAllProcessingIstructions(n, name, result);
    }
}

From source file:Main.java

/**
 * @param node/* w  ww  . ja  va 2s .  c o  m*/
 * @param name
 * @return all children nodes whose names contain <code>like</code>
 */
public static List<Node> findChildrenLike(Node node, String like) {
    List<Node> ret = new LinkedList<Node>();
    NodeList nl = node.getChildNodes();
    int len = nl.getLength();
    Node child;
    for (int i = 0; i < len; i++) {
        child = nl.item(i);
        if (child.getNodeName().indexOf(like) > 0) {
            ret.add(child);
        }
    }
    return ret;
}

From source file:Main.java

/**
 * @param node/*from w w  w.j a  v a 2  s  . c  o m*/
 * @param name
 * @return all children nodes with the given name
 */
public static List<Node> findChildren(Node node, String name) {
    List<Node> ret = new LinkedList<Node>();
    NodeList nl = node.getChildNodes();
    int len = nl.getLength();
    Node child;
    for (int i = 0; i < len; i++) {
        child = nl.item(i);
        if (name.equals(child.getNodeName())) {
            ret.add(child);
        }
    }
    return ret;
}

From source file:Main.java

public static List<Element> getRealChilds(Node node) {
    List<Element> interlayer = new ArrayList<Element>();
    NodeList l = node.getChildNodes();
    for (int i = 0; i < l.getLength(); i++) {
        Node n = l.item(i);/*from  ww  w .  j  a  v  a  2s.  c om*/
        if (n instanceof Element) {
            interlayer.add(((Element) n));
        }
    }
    return interlayer;
}