Example usage for org.w3c.dom Element removeChild

Introduction

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

Prototype

public Node removeChild(Node oldChild) throws DOMException;

Source Link

Document

Removes the child node indicated by oldChild from the list of children, and returns it.

Usage

From source file:Main.java

public static void removeChildren(Element element) {
    while (true) {
        Node child = element.getFirstChild();
        if (child == null) {
            return;
        }/* w  w  w  . j  a  v  a2  s. c  om*/
        element.removeChild(child);
    }
}

From source file:Main.java

/**
 * Removes all child nodes from the given element
 *///from w w w.j  av a  2  s. com
public static void clear(final Element element) {
    if (element == null) {
        return;
    }
    Node node;
    while ((node = element.getFirstChild()) != null) {
        element.removeChild(node);
    }
}

From source file:DOMEdit.java

public static void deleteFirstElement(Document doc) {
        Element root = doc.getDocumentElement();
        Element child = (Element) root.getFirstChild();
        root.removeChild(child);
    }// www  . j  av  a 2  s  . co m

From source file:Utils.java

/**
 * //www  .jav a 2 s.co m
 */
public static void moveContent(Element from, Element to) {
    // lets move the child nodes across
    NodeList childNodes = from.getChildNodes();
    while (childNodes.getLength() > 0) {
        Node node = childNodes.item(0);
        from.removeChild(node);
        to.appendChild(node);
    }
}

From source file:Main.java

public static void reduceChildrenList(Element elem, Class clazz) {
    for (int i = 0; i < elem.getChildNodes().getLength();) {
        if (clazz.isAssignableFrom(elem.getChildNodes().item(i).getClass())) {
            ++i;// www  . j  av a  2s . c o m
        } else {
            elem.removeChild(elem.getChildNodes().item(i));
        }
    }
}

From source file:Main.java

public static void removeElement(Element parent, String tagName) {
    NodeList nl = parent.getChildNodes();
    for (int i = 0; i < nl.getLength(); i++) {
        Node nd = nl.item(i);//from   w w w.j a  va 2  s  . c om
        if (nd.getNodeName().equals(tagName)) {
            parent.removeChild(nd);
        }
    }
}

From source file:Main.java

public static void emptyXMLDocument(File file) {
    if (file.exists()) {
        Document document = loadXMLDocument(file);
        if (document != null) {
            Element root = getRoot(document);
            NodeList nodeList = root.getChildNodes();
            for (int i = 0; i < nodeList.getLength(); i++)
                root.removeChild(nodeList.item(i));
            saveXMLDocument(document, file);
        }/*from   w w  w  .jav a 2 s. c  o m*/
    }
}

From source file:Main.java

public static void emptyXMLDocument(File file) {
    if (file.exists()) {
        Document document = loadXMLDocument(file);
        if (document != null) {
            Element root = getRoot(document);
            NodeList nodeList = root.getChildNodes();
            for (int i = 0; i < nodeList.getLength(); i++) {
                root.removeChild(nodeList.item(i));
            }/*  ww  w. j ava 2  s .c  o m*/
            saveXMLDocument(document, file);
        }
    }
}

From source file:Main.java

/**
 * Removes all Whitespace Noted from the specified element.
 * @param e Element//from   w w  w  .jav  a2 s.com
 */
private static void removeWhitespaceNodes(Element e) {
    NodeList children = e.getChildNodes();
    for (int i = children.getLength() - 1; i >= 0; i--) {
        Node child = children.item(i);
        if (child instanceof Text && ((Text) child).getData().trim().length() == 0) {
            e.removeChild(child);
        } else if (child instanceof Element) {
            removeWhitespaceNodes((Element) child);
        }
    }
}

From source file:Main.java

/**Get a NodeLIst of child nodes, ignoring nodes that have White space
 * @param e//www. j  ava  2s  . co  m
 * @return
 */
public static NodeList getChildNodesNoWS(Element e) {
    NodeList children = e.getChildNodes();
    for (int i = children.getLength() - 1; i >= 0; i--) {
        Node child = children.item(i);
        if (child instanceof Text && ((Text) child).getData().trim().length() == 0) {
            e.removeChild(child);
        }

    }
    return e.getChildNodes();
}