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

public static final String getCDATA(Element elem, boolean trim) {
    StringBuffer sb = new StringBuffer();
    NodeList nl = elem.getChildNodes();
    for (int i = 0; i < nl.getLength(); i++) {
        Node nc = nl.item(i);//from   ww  w  .j ava 2 s. co m
        if (nc.getNodeType() == Node.CDATA_SECTION_NODE) {
            sb.append(((Text) nc).getData());
        } else if (nc.getNodeType() == Node.TEXT_NODE) {
            String txt = ((Text) nc).getData();
            if (trim) {
                txt = txt.trim();
            }
            sb.append(txt);
        }
    }
    return sb.toString();
}

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);
            }/*from ww  w .ja  va 2  s  .c om*/
        }
    }

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

From source file:Main.java

public static Element getFirstChildElementByTagName(Element element, String name) {
    boolean found = false;
    Element result = null;//w ww. j  a  va  2 s  .com
    NodeList nl = element.getChildNodes();
    for (int i = 0; i < nl.getLength() && !found; i++) {
        if (nl.item(i) instanceof Element) {
            if (name.equals(nl.item(i).getNodeName())) {
                result = (Element) nl.item(i);
                found = true;
            }
        }

    }
    return result;
}

From source file:Main.java

/**
 * Extracts a bunch of notes from an <code>Element</code>
 *//*  w  ww  .  j  a  v  a  2s .  c  o m*/
protected static List<String> extractNotesFrom(Element element) {
    List<String> list = new ArrayList<String>();

    NodeList children = element.getChildNodes();
    for (int i = 0; i < children.getLength(); i++) {
        Node node = children.item(i);
        if (!(node instanceof Element)) {
            continue;
        }

        Element child = (Element) node;
        if (child.getTagName().equals("note")) {
            list.add(extractTextFrom(child));
        }
    }

    return list;
}

From source file:Main.java

public static final String getCDATA(Element elem, boolean trim) {
    StringBuilder sb = new StringBuilder();
    NodeList nl = elem.getChildNodes();
    for (int i = 0; i < nl.getLength(); i++) {
        Node nc = nl.item(i);/*from www .  j a v a 2s.  c om*/
        if (nc.getNodeType() == Node.CDATA_SECTION_NODE) {
            sb.append(((Text) nc).getData());
        } else if (nc.getNodeType() == Node.TEXT_NODE) {
            String txt = ((Text) nc).getData();
            if (trim) {
                txt = txt.trim();
            }
            sb.append(txt);
        }
    }
    return sb.toString();
}

From source file:Main.java

public static Node[] getChildNodesByName(Element parent, String name) {
    List<Node> nodeList = new ArrayList<Node>();

    NodeList childNodes = parent.getChildNodes();
    int length = childNodes.getLength();
    for (int i = 0; i < length; i++) {
        Node current = childNodes.item(i);
        if (current.getNodeName().equals(name))
            nodeList.add(current);/*from   ww  w  .  j ava  2s .  c  o m*/
    }

    Node[] nodes = new Node[nodeList.size()];
    nodeList.toArray(nodes);
    return nodes;
}

From source file:Main.java

@Nonnull
public static List<Element> getChildrenElements(@Nonnull Element element, @Nonnull String childElementName) {
    NodeList childElts = element.getChildNodes();
    List<Element> result = new ArrayList<>();

    for (int i = 0; i < childElts.getLength(); i++) {
        Node node = childElts.item(i);
        if (node instanceof Element && node.getNodeName().equals(childElementName)) {
            result.add((Element) node);
        }/*from w w  w  .ja  v  a  2 s.  c o m*/
    }

    return result;
}

From source file:Main.java

public static Element[] getChildren(Element parent, String name) {
    ArrayList<Element> al = new ArrayList<Element>();
    NodeList nl = parent.getChildNodes();
    for (int i = 0; i < nl.getLength(); i++) {
        Node n = nl.item(i);//from  w  w w .  j a v a  2 s .co  m
        if (n.getNodeType() == Node.ELEMENT_NODE && n.getNodeName().equals(name)) {
            al.add((Element) n);
        }
    }
    return al.toArray(new Element[0]);
}

From source file:Main.java

/**
 * get single element by tag name/*w  ww.j  a  v  a  2  s  . c o  m*/
 * @param element
 * @param tag
 * @return
 */
public static List<Element> getElementsByTagName(Element element, String tag) {
    List<Element> elems = new ArrayList<Element>();
    NodeList list = element.getChildNodes();
    for (int i = 0; i < list.getLength(); i++) {
        Node node = list.item(i);
        if (node instanceof Element) {
            Element e = (Element) node;
            if (e.getTagName().equals(tag)) {
                elems.add(e);
            }
        }
    }
    return elems;
}

From source file:Utils.java

/**
 * <p>Returns a list of child elements with the given
 * name. Returns an empty list if there are no such child
 * elements.</p>/*from   w w  w  . ja  va  2 s.  co m*/
 *
 * @param parent parent element
 * @param name name of the child element
 * @return child elements
 */
public static List getChildElementsByName(Element parent, String name) {
    List elements = new ArrayList();

    NodeList children = parent.getChildNodes();

    for (int i = 0; i < children.getLength(); i++) {
        Node node = children.item(i);
        if (node.getNodeType() == Node.ELEMENT_NODE) {
            Element element = (Element) node;
            if (element.getTagName().equals(name)) {
                elements.add(element);
            }
        }
    }

    return elements;
}