public final Node importNode()

in mixins/dom-mixins/src/main/java/org/apache/axiom/dom/impl/mixin/DOMDocumentMixin.java [492:588]
82 lines of code
22 McCabe index (conditional complexity)

    public final Node importNode(Node importedNode, boolean deep) throws DOMException {

        short type = importedNode.getNodeType();
        Node newNode = null;
        switch (type) {
            case Node.ELEMENT_NODE:
                {
                    Element newElement;
                    if (importedNode.getLocalName() == null) {
                        newElement = this.createElement(importedNode.getNodeName());
                    } else {

                        String ns = importedNode.getNamespaceURI();
                        ns = (ns != null) ? ns.intern() : null;
                        newElement = createElementNS(ns, importedNode.getNodeName());
                    }

                    // Copy element's attributes, if any.
                    NamedNodeMap sourceAttrs = importedNode.getAttributes();
                    if (sourceAttrs != null) {
                        int length = sourceAttrs.getLength();
                        for (int index = 0; index < length; index++) {
                            ((DOMElement) newElement)
                                    .coreAppendAttribute(
                                            (DOMAttribute)
                                                    importNode(sourceAttrs.item(index), true));
                        }
                    }
                    newNode = newElement;
                    break;
                }

            case Node.ATTRIBUTE_NODE:
                {
                    if (importedNode.getLocalName() == null) {
                        newNode = createAttribute(importedNode.getNodeName());
                    } else {
                        String ns = importedNode.getNamespaceURI();
                        ns = (ns != null) ? ns.intern() : null;
                        newNode = createAttributeNS(ns, importedNode.getNodeName());
                    }
                    ((Attr) newNode).setValue(importedNode.getNodeValue());
                    break;
                }

            case Node.TEXT_NODE:
                {
                    newNode = createTextNode(importedNode.getNodeValue());
                    break;
                }

            case Node.COMMENT_NODE:
                {
                    newNode = createComment(importedNode.getNodeValue());
                    break;
                }

            case Node.DOCUMENT_FRAGMENT_NODE:
                {
                    newNode = createDocumentFragment();
                    // No name, kids carry value
                    break;
                }

            case Node.CDATA_SECTION_NODE:
                newNode = createCDATASection(importedNode.getNodeValue());
                break;

            case Node.PROCESSING_INSTRUCTION_NODE:
                {
                    ProcessingInstruction pi = (ProcessingInstruction) importedNode;
                    newNode = createProcessingInstruction(pi.getTarget(), pi.getData());
                    break;
                }
            case Node.ENTITY_REFERENCE_NODE:
            case Node.ENTITY_NODE:
            case Node.NOTATION_NODE:
                throw new UnsupportedOperationException(
                        "TODO : Implement handling of org.w3c.dom.Node type == " + type);

            case Node.DOCUMENT_NODE: // Can't import document nodes
            case Node.DOCUMENT_TYPE_NODE:
            default:
                throw newDOMException(DOMException.NOT_SUPPORTED_ERR);
        }

        // If deep, replicate and attach the kids.
        if (deep && !(importedNode instanceof Attr)) {
            for (Node srckid = importedNode.getFirstChild();
                    srckid != null;
                    srckid = srckid.getNextSibling()) {
                newNode.appendChild(importNode(srckid, true));
            }
        }

        return newNode;
    }