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

/** @param text <code>null</code> removes 'subElement' completely */
public static Text setTextField(Element node, String subElement, String text) {
    NodeList nl = node.getElementsByTagName(subElement);
    if (nl == null || nl.getLength() == 0) {
        if (text == null)
            return null;
        Document d = node.getOwnerDocument();
        Element e = d.createElement(subElement);
        Text ans = d.createTextNode(text);
        e.appendChild(ans);//from   w  w w.j  a v a  2  s .  co  m
        node.appendChild(e);
        return ans;
    } else if (text != null) {
        return setText(nl.item(0), text);
    } else {
        node.removeChild(nl.item(0));
        return null;
    }
}

From source file:Main.java

public static Document removeFromRootElement(Document document, String nodeName, String attributeName,
        String attributeValue) {/*from w ww.j  av  a2 s.com*/
    try {
        Element rootElement = document.getDocumentElement();

        NodeList nl = document.getElementsByTagName(nodeName);
        Vector<Node> deletedNodes = new Vector<Node>();

        for (int i = 0; i < nl.getLength(); i++) {
            Node node = nl.item(i);
            String noteAttributeValue = node.getAttributes().getNamedItem(attributeName).getNodeValue();

            if (noteAttributeValue.equals(attributeValue)) {
                deletedNodes.add(node);
            }

        }

        for (Node deletedNode : deletedNodes) {
            rootElement.removeChild(deletedNode);
        }

    } catch (Exception e) {
        e.printStackTrace();
    }

    return document;
}

From source file:Main.java

public static void cleanWhiteSpaceNodes(Element node, boolean deep) {
    NodeList list = node.getChildNodes();
    ArrayList temp = new ArrayList();
    for (int i = 0; i < list.getLength(); i++) {
        Node n = list.item(i);/*  w w  w . ja v  a2 s.  co m*/
        short type = n.getNodeType();
        if (type == 1) {
            Element e = (Element) n;
            cleanWhiteSpaceNodes(e, deep);
        } else if (type == 3) {
            Text text = (Text) n;
            String val = text.getData();
            if (val.trim().equals(""))
                temp.add(text);
        }
    }

    for (Iterator i = temp.iterator(); i.hasNext(); node.removeChild((Node) i.next()))
        ;
}

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);
            }//  w ww .ja  v  a2 s .  c o m
        }
    }

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

From source file:XMLUtils.java

/**
 * Sets the text value for a given element.
 * @param el//from   w w w .j  av a 2  s .  c o  m
 * @param value
 */
public static void setText(Element el, String value) {
    // remove the children if already exist
    while (el.getFirstChild() != null) {
        el.removeChild(el.getFirstChild());
    }
    if (value == null) {
        value = "";
    }
    Text txt = el.getOwnerDocument().createTextNode(value);
    el.appendChild(txt);
}

From source file:XMLUtils.java

/**
 * Sets the text value for a given element as a CDATA section
 * @param el//from www  .  ja v a  2 s.c  om
 * @param value
 */
public static void setCDATA(Element el, String value) {
    // remove the children if already exist
    while (el.getFirstChild() != null) {
        el.removeChild(el.getFirstChild());
    }
    if (value == null) {
        value = "";
    }
    CDATASection txt = el.getOwnerDocument().createCDATASection(value);
    el.appendChild(txt);
}

From source file:Main.java

public static void setElementTextValue(Element e, String text, boolean cdata) {
    Document root = e.getOwnerDocument();
    e.normalize();//from   w  w  w  . j a va 2 s.  c  o  m
    if (e.hasChildNodes()) {
        NodeList nl = e.getChildNodes();

        /* This suxx: NodeList Object is changed when removing children !!!
           I will store all nodes that should be deleted in a Vector and delete them afterwards */
        int length = nl.getLength();

        List<Node> v = new ArrayList<Node>(nl.getLength());
        for (int i = 0; i < length; i++)
            if (nl.item(i) instanceof CharacterData)
                v.add(nl.item(i));
        for (Node n : v)
            e.removeChild(n);
    }

    if (cdata) {
        e.appendChild(root.createCDATASection(text));
    } else {
        e.appendChild(root.createTextNode(text));
    }
}

From source file:com.evolveum.midpoint.prism.util.PrismUtil.java

public static void unfortifyNamespaceDeclarations(Element definitionElement) {
    Map<String, String> namespaces = new HashMap<String, String>();
    for (Element childElement : DOMUtil.listChildElements(definitionElement)) {
        if (PrismConstants.A_NAMESPACE.equals(DOMUtil.getQName(childElement))) {
            String prefix = childElement.getAttribute(PrismConstants.A_NAMESPACE_PREFIX);
            String namespace = childElement.getAttribute(PrismConstants.A_NAMESPACE_URL);
            namespaces.put(prefix, namespace);
            definitionElement.removeChild(childElement);
        } else {/*from   w w  w.  j  a va2s  .  c  o m*/
            unfortifyNamespaceDeclarations(definitionElement, childElement, namespaces);
            namespaces = new HashMap<String, String>();
        }
    }
}

From source file:mondrian.test.DiffRepository.java

private static void removeAllChildren(Element element) {
    final NodeList childNodes = element.getChildNodes();
    while (childNodes.getLength() > 0) {
        element.removeChild(childNodes.item(0));
    }//from   w  w w. j a  v  a2 s .  co m
}

From source file:com.bluexml.side.form.utils.DOMUtil.java

/**
 * Removes the child element which has a the specified attribute and value.
 * // ww  w  .j  a  v  a2s .  co  m
 * @param node
 *            the root of the tree to search
 * @param tagName
 * @return whether something was removed
 */
public static boolean removeEltInDescentByAttrValue(Element node, String attr, String value) {
    boolean res;

    if (node != null) {
        List<Element> children = getAllChildren(node);
        for (Element elt : children) {
            String actualValue = elt.getAttribute(attr);
            if (StringUtils.equals(actualValue, value)) {
                node.removeChild(elt);
                return true;
            }
        }
        // not found yet, try in each child
        for (Element elt : children) {
            res = removeEltInDescentByAttrValue(elt, attr, value);
            if (res == true) {
                return true;
            }
        }
    }
    return false;
}