Java Code Examples for com.gargoylesoftware.htmlunit.html.DomNode#appendChild()

/**
 * Inserts the given text into the element at the specified location.
 * @param where specifies where to insert the text, using one of the following values (case-insensitive):
 *      beforebegin, afterbegin, beforeend, afterend
 * @param text the text to insert
 *
 * @see <a href="http://msdn.microsoft.com/en-us/library/ie/ms536453.aspx">MSDN</a>
 */
@JsxFunction({CHROME, FF, FF68, FF60})
public void insertAdjacentText(final String where, final String text) {
    final Object[] values = getInsertAdjacentLocation(where);
    final DomNode node = (DomNode) values[0];
    final boolean append = ((Boolean) values[1]).booleanValue();

    final DomText domText = new DomText(node.getPage(), text);
    // add the new nodes
    if (append) {
        node.appendChild(domText);
    }
    else {
        node.insertBefore(domText);
    }
}
 

/**
 * Replaces this ChildNode in the children list of its parent with a set of Node or DOMString objects.
 * @param context the context
 * @param thisObj this object
 * @param args the arguments
 * @param function the function
 */
protected static void replaceWith(final Context context, final Scriptable thisObj, final Object[] args,
        final Function function) {
    final DomNode thisDomNode = ((Node) thisObj).getDomNodeOrDie();
    final DomNode parentNode = thisDomNode.getParentNode();
    final DomNode nextSibling = thisDomNode.getNextSibling();
    boolean isFirst = true;
    for (Object arg : args) {
        final DomNode newNode = toNodeOrTextNode((Node) thisObj, arg).getDomNodeOrDie();
        if (isFirst) {
            isFirst = false;
            thisDomNode.replace(newNode);
        }
        else {
            if (nextSibling != null) {
                nextSibling.insertBefore(newNode);
            }
            else {
                parentNode.appendChild(newNode);
            }
        }
    }
}
 

/**
 * Replaces this ChildNode in the children list of its parent with a set of Node or DOMString objects.
 * @param context the context
 * @param thisObj this object
 * @param args the arguments
 * @param function the function
 */
protected static void replaceWith(final Context context, final Scriptable thisObj, final Object[] args,
        final Function function) {
    final DomNode thisDomNode = ((Node) thisObj).getDomNodeOrDie();
    final DomNode parentNode = thisDomNode.getParentNode();
    final DomNode nextSibling = thisDomNode.getNextSibling();
    boolean isFirst = true;
    for (Object arg : args) {
        final DomNode newNode = toNodeOrTextNode((Node) thisObj, arg).getDomNodeOrDie();
        if (isFirst) {
            isFirst = false;
            thisDomNode.replace(newNode);
        }
        else {
            if (nextSibling != null) {
                nextSibling.insertBefore(newNode);
            }
            else {
                parentNode.appendChild(newNode);
            }
        }
    }
}
 

/**
 * Inserts a set of Node or DOMString objects in the children list of this ChildNode's parent,
 * just after this ChildNode.
 * @param context the context
 * @param thisObj this object
 * @param args the arguments
 * @param function the function
 */
protected static void after(final Context context, final Scriptable thisObj, final Object[] args,
        final Function function) {
    final DomNode thisDomNode = ((Node) thisObj).getDomNodeOrDie();
    final DomNode parentNode = thisDomNode.getParentNode();
    final DomNode nextSibling = thisDomNode.getNextSibling();
    for (Object arg : args) {
        final Node node = toNodeOrTextNode((Node) thisObj, arg);
        final DomNode newNode = node.getDomNodeOrDie();
        if (nextSibling != null) {
            nextSibling.insertBefore(newNode);
        }
        else {
            parentNode.appendChild(newNode);
        }
    }
}
 

/**
 * Inserts the given text into the element at the specified location.
 * @param where specifies where to insert the text, using one of the following values (case-insensitive):
 *      beforebegin, afterbegin, beforeend, afterend
 * @param text the text to insert
 *
 * @see <a href="http://msdn.microsoft.com/en-us/library/ie/ms536453.aspx">MSDN</a>
 */
@JsxFunction({CHROME, FF52})
public void insertAdjacentText(final String where, final String text) {
    final Object[] values = getInsertAdjacentLocation(where);
    final DomNode node = (DomNode) values[0];
    final boolean append = ((Boolean) values[1]).booleanValue();

    final DomText domText = new DomText(node.getPage(), text);
    // add the new nodes
    if (append) {
        node.appendChild(domText);
    }
    else {
        node.insertBefore(domText);
    }
}
 

/**
 * Inserts the given element into the element at the location.
 * @param where specifies where to insert the element, using one of the following values (case-insensitive):
 *        beforebegin, afterbegin, beforeend, afterend
 * @param insertedElement the element to be inserted
 * @return an element object
 *
 * @see <a href="http://msdn.microsoft.com/en-us/library/ie/ms536451.aspx">MSDN</a>
 */
@JsxFunction({CHROME, FF52})
public Object insertAdjacentElement(final String where, final Object insertedElement) {
    if (insertedElement instanceof Node) {
        final DomNode childNode = ((Node) insertedElement).getDomNodeOrDie();
        final Object[] values = getInsertAdjacentLocation(where);
        final DomNode node = (DomNode) values[0];
        final boolean append = ((Boolean) values[1]).booleanValue();

        if (append) {
            node.appendChild(childNode);
        }
        else {
            node.insertBefore(childNode);
        }
        return insertedElement;
    }
    throw Context.reportRuntimeError("Passed object is not an element: " + insertedElement);
}
 

/**
 * The worker for setInnerText.
 * @param value the new value for the contents of this node
 */
protected void setInnerTextImpl(final String value) {
    final DomNode domNode = getDomNodeOrDie();

    domNode.removeAllChildren();

    if (value != null && !value.isEmpty()) {
        domNode.appendChild(new DomText(domNode.getPage(), value));
    }
}
 

/**
 * Appends a new child as the last child of the node.
 * @param newChild the new child node to be appended at the end of the list of children belonging to this node
 * @return the new child node successfully appended to the list
 */
@JsxFunction
public Object appendChild(final Object newChild) {
    if (newChild == null || "null".equals(newChild)) {
        throw Context.reportRuntimeError("Type mismatch.");
    }

    Object appendedChild = null;
    if (newChild instanceof XMLDOMNode) {
        final XMLDOMNode childNode = (XMLDOMNode) newChild;

        // Get XML node for the DOM node passed in
        final DomNode childDomNode = childNode.getDomNodeOrDie();

        // Get the parent XML node that the child should be added to.
        final DomNode parentNode = getDomNodeOrDie();

        // Append the child to the parent node
        parentNode.appendChild(childDomNode);
        appendedChild = newChild;

        // if the parentNode has null parentNode in IE,
        // create a DocumentFragment to be the parentNode's parentNode.
        if (!(parentNode instanceof SgmlPage)
                && !(this instanceof XMLDOMDocumentFragment) && parentNode.getParentNode() == null) {
            final DomDocumentFragment fragment = parentNode.getPage().createDocumentFragment();
            fragment.appendChild(parentNode);
        }
    }
    return appendedChild;
}
 

/**
 * Sets the {@code text} attribute.
 * @param text the {@code text} attribute
 */
@JsxSetter
public void setText(final String text) {
    final DomNode htmlElement = getDomNodeOrDie();
    DomNode firstChild = htmlElement.getFirstChild();
    if (firstChild == null) {
        firstChild = new DomText(htmlElement.getPage(), text);
        htmlElement.appendChild(firstChild);
    }
    else {
        firstChild.setNodeValue(text);
    }
}
 

/**
 * Adds a DOM node to the node.
 * @param childObject the node to add to this node
 * @return the newly added child node
 */
@JsxFunction
public Object appendChild(final Object childObject) {
    Object appendedChild = null;
    if (childObject instanceof Node) {
        final Node childNode = (Node) childObject;

        // is the node allowed here?
        if (!isNodeInsertable(childNode)) {
            throw asJavaScriptException(
                new DOMException("Node cannot be inserted at the specified point in the hierarchy",
                    DOMException.HIERARCHY_REQUEST_ERR));
        }

        // Get XML node for the DOM node passed in
        final DomNode childDomNode = childNode.getDomNodeOrDie();

        // Get the parent XML node that the child should be added to.
        final DomNode parentNode = getDomNodeOrDie();

        // Append the child to the parent node
        parentNode.appendChild(childDomNode);
        appendedChild = childObject;

        initInlineFrameIfNeeded(childDomNode);
        for (final DomNode domNode : childDomNode.getDescendants()) {
            initInlineFrameIfNeeded(domNode);
        }
    }
    return appendedChild;
}
 

private void transform(final Node source, final DomNode parent) {
    final Object result = transform(source);
    if (result instanceof org.w3c.dom.Node) {
        final SgmlPage parentPage = parent.getPage();
        final NodeList children = ((org.w3c.dom.Node) result).getChildNodes();
        for (int i = 0; i < children.getLength(); i++) {
            XmlUtil.appendChild(parentPage, parent, children.item(i), true);
        }
    }
    else {
        final DomText text = new DomText(parent.getPage(), (String) result);
        parent.appendChild(text);
    }
}
 

/**
 * Appends a new child as the last child of the node.
 * @param newChild the new child node to be appended at the end of the list of children belonging to this node
 * @return the new child node successfully appended to the list
 */
@JsxFunction
public Object appendChild(final Object newChild) {
    if (newChild == null || "null".equals(newChild)) {
        throw Context.reportRuntimeError("Type mismatch.");
    }

    Object appendedChild = null;
    if (newChild instanceof XMLDOMNode) {
        final XMLDOMNode childNode = (XMLDOMNode) newChild;

        // Get XML node for the DOM node passed in
        final DomNode childDomNode = childNode.getDomNodeOrDie();

        // Get the parent XML node that the child should be added to.
        final DomNode parentNode = getDomNodeOrDie();

        // Append the child to the parent node
        parentNode.appendChild(childDomNode);
        appendedChild = newChild;

        // if the parentNode has null parentNode in IE,
        // create a DocumentFragment to be the parentNode's parentNode.
        if (!(parentNode instanceof SgmlPage)
                && !(this instanceof XMLDOMDocumentFragment) && parentNode.getParentNode() == null) {
            final DomDocumentFragment fragment = parentNode.getPage().createDocumentFragment();
            fragment.appendChild(parentNode);
        }
    }
    return appendedChild;
}
 

private void transform(final XMLDOMNode source, final DomNode parent) {
    final Object result = transform(source);
    if (result instanceof org.w3c.dom.Node) {
        final SgmlPage parentPage = parent.getPage();
        final NodeList children = ((org.w3c.dom.Node) result).getChildNodes();
        for (int i = 0; i < children.getLength(); i++) {
            XmlUtils.appendChild(parentPage, parent, children.item(i), false);
        }
    }
    else {
        final DomText text = new DomText(parent.getPage(), (String) result);
        parent.appendChild(text);
    }
}
 

/**
 * Copy all children from 'source' to 'dest', within the context of the specified page.
 * @param page the page which the nodes belong to
 * @param source the node to copy from
 * @param dest the node to copy to
 * @param handleXHTMLAsHTML if true elements from the XHTML namespace are handled as HTML elements instead of
 *     DOM elements
 */
private static void copy(final SgmlPage page, final Node source, final DomNode dest,
    final boolean handleXHTMLAsHTML, final Map<Integer, List<String>> attributesOrderMap) {
    final NodeList nodeChildren = source.getChildNodes();
    for (int i = 0; i < nodeChildren.getLength(); i++) {
        final Node child = nodeChildren.item(i);
        switch (child.getNodeType()) {
            case Node.ELEMENT_NODE:
                final DomNode childXml = createFrom(page, child, handleXHTMLAsHTML, attributesOrderMap);
                dest.appendChild(childXml);
                copy(page, child, childXml, handleXHTMLAsHTML, attributesOrderMap);
                break;

            case Node.TEXT_NODE:
                dest.appendChild(new DomText(page, child.getNodeValue()));
                break;

            case Node.CDATA_SECTION_NODE:
                dest.appendChild(new DomCDataSection(page, child.getNodeValue()));
                break;

            case Node.COMMENT_NODE:
                dest.appendChild(new DomComment(page, child.getNodeValue()));
                break;

            case Node.PROCESSING_INSTRUCTION_NODE:
                dest.appendChild(new DomProcessingInstruction(page, child.getNodeName(), child.getNodeValue()));
                break;

            default:
                if (LOG.isWarnEnabled()) {
                    LOG.warn("NodeType " + child.getNodeType()
                        + " (" + child.getNodeName() + ") is not yet supported.");
                }
        }
    }
}
 

/**
 * Recursively appends a {@link Node} child to {@link DomNode} parent.
 *
 * @param page the owner page of {@link DomElement}s to be created
 * @param parent the parent DomNode
 * @param child the child Node
 * @param handleXHTMLAsHTML if true elements from the XHTML namespace are handled as HTML elements instead of
 *     DOM elements
 * @param attributesOrderMap (optional) the one returned by {@link #getAttributesOrderMap(Document)}
 */
public static void appendChild(final SgmlPage page, final DomNode parent, final Node child,
    final boolean handleXHTMLAsHTML, final Map<Integer, List<String>> attributesOrderMap) {
    final DocumentType documentType = child.getOwnerDocument().getDoctype();
    if (documentType != null && page instanceof XmlPage) {
        final DomDocumentType domDoctype = new DomDocumentType(
                page, documentType.getName(), documentType.getPublicId(), documentType.getSystemId());
        ((XmlPage) page).setDocumentType(domDoctype);
    }
    final DomNode childXml = createFrom(page, child, handleXHTMLAsHTML, attributesOrderMap);
    parent.appendChild(childXml);
    copy(page, child, childXml, handleXHTMLAsHTML, attributesOrderMap);
}
 

/**
 * The worker for setInnerText.
 * @param value the new value for the contents of this node
 */
protected void setInnerTextImpl(final String value) {
    final DomNode domNode = getDomNodeOrDie();

    domNode.removeAllChildren();

    if (value != null && !value.isEmpty()) {
        domNode.appendChild(new DomText(domNode.getPage(), value));
    }
}
 

/**
 * Sets the {@code text} attribute.
 * @param text the {@code text} attribute
 */
@JsxSetter
public void setText(final String text) {
    final DomNode htmlElement = getDomNodeOrDie();
    DomNode firstChild = htmlElement.getFirstChild();
    if (firstChild == null) {
        firstChild = new DomText(htmlElement.getPage(), text);
        htmlElement.appendChild(firstChild);
    }
    else {
        firstChild.setNodeValue(text);
    }
}
 

/**
 * Recursively appends a {@link Node} child to {@link DomNode} parent.
 *
 * @param page the owner page of {@link DomElement}s to be created
 * @param parent the parent DomNode
 * @param child the child Node
 * @param handleXHTMLAsHTML if true elements from the XHTML namespace are handled as HTML elements instead of
 *     DOM elements
 * @param attributesOrderMap (optional) the one returned by {@link #getAttributesOrderMap(Document)}
 */
public static void appendChild(final SgmlPage page, final DomNode parent, final Node child,
    final boolean handleXHTMLAsHTML, final Map<Integer, List<String>> attributesOrderMap) {
    final DocumentType documentType = child.getOwnerDocument().getDoctype();
    if (documentType != null && page instanceof XmlPage) {
        final DomDocumentType domDoctype = new DomDocumentType(
                page, documentType.getName(), documentType.getPublicId(), documentType.getSystemId());
        ((XmlPage) page).setDocumentType(domDoctype);
    }
    final DomNode childXml = createFrom(page, child, handleXHTMLAsHTML, attributesOrderMap);
    parent.appendChild(childXml);
    copy(page, child, childXml, handleXHTMLAsHTML, attributesOrderMap);
}
 

/**
 * Copy all children from 'source' to 'dest', within the context of the specified page.
 * @param page the page which the nodes belong to
 * @param source the node to copy from
 * @param dest the node to copy to
 * @param handleXHTMLAsHTML if true elements from the XHTML namespace are handled as HTML elements instead of
 *     DOM elements
 */
private static void copy(final SgmlPage page, final Node source, final DomNode dest,
    final boolean handleXHTMLAsHTML, final Map<Integer, List<String>> attributesOrderMap) {
    final NodeList nodeChildren = source.getChildNodes();
    for (int i = 0; i < nodeChildren.getLength(); i++) {
        final Node child = nodeChildren.item(i);
        switch (child.getNodeType()) {
            case Node.ELEMENT_NODE:
                final DomNode childXml = createFrom(page, child, handleXHTMLAsHTML, attributesOrderMap);
                dest.appendChild(childXml);
                copy(page, child, childXml, handleXHTMLAsHTML, attributesOrderMap);
                break;

            case Node.TEXT_NODE:
                dest.appendChild(new DomText(page, child.getNodeValue()));
                break;

            case Node.CDATA_SECTION_NODE:
                dest.appendChild(new DomCDataSection(page, child.getNodeValue()));
                break;

            case Node.COMMENT_NODE:
                dest.appendChild(new DomComment(page, child.getNodeValue()));
                break;

            case Node.PROCESSING_INSTRUCTION_NODE:
                dest.appendChild(new DomProcessingInstruction(page, child.getNodeName(), child.getNodeValue()));
                break;

            default:
                LOG.warn("NodeType " + child.getNodeType()
                    + " (" + child.getNodeName() + ") is not yet supported.");
        }
    }
}
 

private void transform(final Node source, final DomNode parent) {
    final Object result = transform(source);
    if (result instanceof org.w3c.dom.Node) {
        final SgmlPage parentPage = parent.getPage();
        final NodeList children = ((org.w3c.dom.Node) result).getChildNodes();
        for (int i = 0; i < children.getLength(); i++) {
            XmlUtils.appendChild(parentPage, parent, children.item(i), true);
        }
    }
    else {
        final DomText text = new DomText(parent.getPage(), (String) result);
        parent.appendChild(text);
    }
}