@Override
protected void loadCustomXmlData(Element payloadNode) {
	NodeList bodyTemplateElements = payloadNode.getElementsByTagName("BodyTemplate");
	if (bodyTemplateElements.getLength() > 0) {
		NodeList bodyNodes = bodyTemplateElements.item(0).getChildNodes();
		for (int i = 0; i < bodyNodes.getLength(); i++) {
			if (bodyNodes.item(i) instanceof CharacterData) {
				CharacterData data = (CharacterData) bodyNodes.item(i);
				mBodyTemplate = data.getData();
				break;
			}
		}
	}

	setName(getNodeValue(payloadNode, "TemplateName"));
}
 

public void registerChildNodes(Node parentNode, boolean deep) {
    if (parentNode.getUserData(SAAJ_NODE) == null) {
        if (parentNode instanceof Element) {
            ElementFactory.createElement(this, (Element) parentNode);
        } else if (parentNode instanceof CharacterData) {
            switch (parentNode.getNodeType()) {
                case CDATA_SECTION_NODE:
                    new CDATAImpl(this, (CharacterData) parentNode);
                    break;
                case COMMENT_NODE:
                    new SOAPCommentImpl(this, (CharacterData) parentNode);
                    break;
                case TEXT_NODE:
                    new SOAPTextImpl(this, (CharacterData) parentNode);
                    break;
            }
        }
    }
    if (deep) {
        NodeList nodeList = parentNode.getChildNodes();
        for (int i = 0; i < nodeList.getLength(); i++) {
            Node nextChild = nodeList.item(i);
            registerChildNodes(nextChild, true);
        }
    }
}
 

@SuppressWarnings("PMD.AvoidInstantiatingObjectsInLoops")
public XmlElement(final Element element) {
    this.name = element.getNodeName();
    final NamedNodeMap attributes = element.getAttributes();
    for (int i = 0; i < attributes.getLength(); i++) {
        final Node item = attributes.item(i);
        this.attributes.put(item.getNodeName(), item.getNodeValue());
    }

    final StringBuilder textValue = new StringBuilder();
    final NodeList children = element.getChildNodes();
    for (int i = 0; i < children.getLength(); i++) {
        final Node node = children.item(i);
        if (node.getNodeType() == Node.ELEMENT_NODE) {
            this.children.add(new XmlElement((Element) node));
        }
        if (node.getNodeType() == Node.TEXT_NODE) {
            textValue.append(node.getNodeValue());
        }
        if (node.getNodeType() == Node.CDATA_SECTION_NODE) {
            textValue.append(((CharacterData) node).getData());
        }
    }
    this.value = textValue.toString();
}
 

/**
 * Concatenate nodes for xpath
 * @param itemXml
 * @param xpath
 * @return
 */
protected String makeItemNodeText(Item itemXml, String xpath)
{
  //String text = "";
  List nodes = itemXml.selectNodes(xpath);
  Iterator iter = nodes.iterator();
  
  StringBuilder textbuf = new StringBuilder();   
  while (iter.hasNext())
  {
    Node node = (Node) iter.next();
    Node child = node.getFirstChild();
    if ( (child != null) && child instanceof CharacterData)
    {
      CharacterData cdi = (CharacterData) child;
      textbuf.append(" " + cdi.getData());
    }
  }
  String text = textbuf.toString();
  return text;
}
 

private boolean matchText(Element parent,
                          String match) {
    NodeList children = parent.getChildNodes();
    for (int i=0; i<children.getLength(); i++) {
        Node child = children.item(i);
        if (child.getNodeType() == Node.ELEMENT_NODE) {
            Element e = (Element) child;
            if (! matchText(e, match)) {
                return false;
            }
        } else if (child.getNodeType() == Node.TEXT_NODE ||
                   child.getNodeType() == Node.CDATA_SECTION_NODE) {
            String data = ((CharacterData) child).getData();
            if (! matchText(data, match)) {
                return false;
            }
        } // else we skip the node
    }
    return true;
}
 

/**
 * getDataFromElement - Make XML parsing a bit easier 
 * @param e XML Element
 * @return XML data as a String
 */
public static String getDataFromElement(Element e) {
	try {
		Node child = e.getFirstChild();
		if (child instanceof CharacterData) {
			CharacterData cd = (CharacterData) child;
			return cd.getData();
		}
	}
	
	catch (Exception ex) {
		logger.debug("Error in getDataFromElement");
		logger.debug(ex.getMessage());
		logger.debug(ex.getStackTrace());
	}
	return "";
}
 

/**
 * Concatenate nodes for xpath
 * @param itemXml
 * @param xpath
 * @return
 */
protected String makeItemNodeText(Item itemXml, String xpath)
{
  //String text = "";
  List nodes = itemXml.selectNodes(xpath);
  Iterator iter = nodes.iterator();
  
  StringBuilder textbuf = new StringBuilder();   
  while (iter.hasNext())
  {
    Node node = (Node) iter.next();
    Node child = node.getFirstChild();
    if ( (child != null) && child instanceof CharacterData)
    {
      CharacterData cdi = (CharacterData) child;
      textbuf.append(" " + cdi.getData());
    }
  }
  String text = textbuf.toString();
  return text;
}
 

/**
 * Extracts the text value from the given DOM element, ignoring XML comments.
 * <p>Appends all CharacterData nodes and EntityReference nodes into a single
 * String value, excluding Comment nodes. Only exposes actual user-specified
 * text, no default values of any kind.
 * @see CharacterData
 * @see EntityReference
 * @see Comment
 */
public static String getTextValue(Element valueEle) {
	Assert.notNull(valueEle, "Element must not be null");
	StringBuilder sb = new StringBuilder();
	NodeList nl = valueEle.getChildNodes();
	for (int i = 0; i < nl.getLength(); i++) {
		Node item = nl.item(i);
		if ((item instanceof CharacterData && !(item instanceof Comment)) || item instanceof EntityReference) {
			sb.append(item.getNodeValue());
		}
	}
	return sb.toString();
}
 

/**
 * Extracts the text value from the given DOM element, ignoring XML comments.
 * <p>Appends all CharacterData nodes and EntityReference nodes into a single
 * String value, excluding Comment nodes. Only exposes actual user-specified
 * text, no default values of any kind.
 * @see CharacterData
 * @see EntityReference
 * @see Comment
 */
public static String getTextValue(Element valueEle) {
	Assert.notNull(valueEle, "Element must not be null");
	StringBuilder sb = new StringBuilder();
	NodeList nl = valueEle.getChildNodes();
	for (int i = 0; i < nl.getLength(); i++) {
		Node item = nl.item(i);
		if ((item instanceof CharacterData && !(item instanceof Comment)) || item instanceof EntityReference) {
			sb.append(item.getNodeValue());
		}
	}
	return sb.toString();
}
 

/**
 * Extract the text value from the given DOM element, ignoring XML comments. <p>Appends all CharacterData nodes and
 * EntityReference nodes into a single String value, excluding Comment nodes.
 *
 * @see CharacterData
 * @see EntityReference
 * @see Comment
 */
public static String getTextValue(Element valueEle) {
    if(valueEle == null) throw new IllegalArgumentException("Element must not be null");
    StringBuilder sb = new StringBuilder();
    NodeList nl = valueEle.getChildNodes();
    for (int i = 0; i < nl.getLength(); i++) {
        Node item = nl.item(i);
        if ((item instanceof CharacterData && !(item instanceof Comment)) || item instanceof EntityReference) {
            sb.append(item.getNodeValue());
        }else if(item instanceof Element) {
            sb.append(getTextValue((Element)item));
        }
    }
    return sb.toString();
}
 

public static String getNodeValue(Node node) {
    if(node instanceof Comment){
        return null;
    }
    if(node instanceof CharacterData) {
        return ((CharacterData)node).getData();
    }
    if(node instanceof EntityReference) {
        return node.getNodeValue();
    }
    if(node instanceof Element) {
        return getTextValue((Element)node);
    }
    return node.getNodeValue();
}
 

public ConfigStore getConfigStore() {
    DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance();
    DocumentBuilder documentBuilder;
    String value;

    try {
        documentBuilder = documentBuilderFactory.newDocumentBuilder();

        Document doc = documentBuilder.parse(stream);
        doc.getDocumentElement().normalize();

        NodeList nodeList = doc.getElementsByTagName("configuration").item(0).getChildNodes();

        for (int ix = 0; ix < nodeList.getLength(); ix++) {
            Node node = nodeList.item(ix);

            Element el = node.getNodeType() == Node.ELEMENT_NODE ? (Element) node : null;

            if (el != null) {
                value = el.getTextContent();

                value = el instanceof CharacterData ? ((CharacterData) el).getData() : value;
                store.addConfig(el.getNodeName(), value);
            }
        }

        return store;
    } catch (IOException | SAXException | ParserConfigurationException e) {
        LOG.log(Level.SEVERE, "Failed to load external configuration", e);
    }

    return null;
}
 

/**
 * Logs in to turnitin.  Scrapes the response XML and returns the session id
 * or throws an exception if it was unable to log in.
 * 
 * @param conn
 * @param params This function will take care of the fids/fcmds. Just make
 * sure this has the defaults you use for every TII call as well as the 
 * user info including utp (even though utp doesn't seem to make sense 
 * since this doesn't include a course id parameter.)
 * @return session-id for use in other turnitin calls.
 * @throws TransientSubmissionException
 * @throws SubmissionException 
 */
public static String getTurnitinSession(TurnitinAccountConnection conn,
		@SuppressWarnings("rawtypes") Map params) throws 
		TransientSubmissionException, SubmissionException {
	Map finalParams = new HashMap();
	finalParams.putAll(params);
	finalParams.put("fid", "17");
	finalParams.put("fcmd", "2");

	Document doc = conn.callTurnitinReturnDocument(finalParams);

	Element root = doc.getDocumentElement();
	int rcode = new Integer(((CharacterData) 
			(root.getElementsByTagName("rcode").item(0).getFirstChild())).getData().trim()).intValue();
	String message = ((CharacterData) 
			(root.getElementsByTagName("rmessage").item(0).getFirstChild())).getData().trim();

	if (!(rcode > 0 && rcode < 100)) {
		throw new TransientSubmissionException("Error logging in to turnitin: " + message);
	}

	String sessionId = ((CharacterData) 
			(root.getElementsByTagName("sessionid").item(0).getFirstChild())).getData().trim();

	log.debug("Log in results. rcode: " + rcode + " message: " + message +
			" sessionId: " + sessionId);

	return sessionId;
}
 

protected TextImpl convertToSoapText(CharacterData characterData) {
        final Node soapNode = getSoapDocument().findIfPresent(characterData);
        if (soapNode instanceof TextImpl) {
            return (TextImpl) soapNode;
        } else {
            TextImpl t = null;
            switch (characterData.getNodeType()) {
                case CDATA_SECTION_NODE:
                    t = new CDATAImpl(getSoapDocument(), characterData.getData());
                    break;
                case COMMENT_NODE:
                    t = new SOAPCommentImpl(getSoapDocument(), characterData.getData());
                    break;
                case TEXT_NODE:
                    t = new SOAPTextImpl(getSoapDocument(), characterData.getData());
                    break;
            }
            Node parent = getSoapDocument().find(characterData.getParentNode());
            if (parent != null) {
                parent.replaceChild(t, characterData);
            } // XXX else throw an exception?

            return t;

//            return replaceElementWithSOAPElement(
//                element,
//                (ElementImpl) createElement(NameImpl.copyElementName(element)));
        }
    }
 

public static String getCharacterDataFromElement(Element e) 
{
	    Node child = e.getFirstChild();
	    if (child instanceof CharacterData) {
	       CharacterData cd = (CharacterData) child;
	       return cd.getData();
	    }
	    return "?";
 }
 

public static String contents(Node node) throws Exception {
    if (node instanceof Attr) {
        return contents((Attr) node);
    }
    if (node instanceof CharacterData) {
        return contents((CharacterData) node);
    }
    if (node instanceof Element) {
        return contents((Element) node);
    }
    throw new UnsupportedOperationException("Unknown node type " + node.getClass());
}
 

public static String getCharacterDataFromElement(Element e) {
    Node child = e.getFirstChild();
    if (child instanceof CharacterData) {
        CharacterData cd = (CharacterData) child;
        return cd.getData();
    }
    return "?";
}
 

@Test
public void testAppendData() throws Exception {
    CharacterData cd = createCharacterData("DOM");
    cd.appendData("2");
    assertEquals(cd.getData(), "DOM2");

}
 

private boolean hasNewline(Node n) {
  if (n instanceof Comment) {
    return false;
  }
  CharacterData c = (CharacterData) n;
  return (-1) != c.getData().indexOf('\n');
}
 

@Test(dataProvider = "data-for-insert-neg")
public void testInsertDataNeg(String text, int offset) throws Exception {
    CharacterData cd = createCharacterData(text);
    try {
        cd.insertData(offset, "TEST");
        fail(DOMEXCEPTION_EXPECTED);
    } catch (DOMException e) {
        assertEquals(e.code, INDEX_SIZE_ERR);
    }
}
 

public static String getCharacterDataFromElement(Element e) {
    Node child = e.getFirstChild();
    if (child instanceof CharacterData) {
        CharacterData cd = (CharacterData) child;
        return cd.getData();
    }
    return "?";
}
 

private String getBodyData(Node child) {
	if (child.getNodeType() == Node.CDATA_SECTION_NODE || child.getNodeType() == Node.TEXT_NODE) {
		String data = ((CharacterData) child).getData();
		// TODO data = PropertyParser.parse(data, null);
		return data;
	}
	return null;
}
 

public static String getCharacterDataFromElement(Element e) {
	org.w3c.dom.Node child = e.getFirstChild();
	if (child instanceof CharacterData) {
		CharacterData cd = (CharacterData) child;
		return cd.getData();
	} else {
		return "?";
	}
}
 

/**
 * Extracts the text value from the given DOM element, ignoring XML comments.
 * <p>Appends all CharacterData nodes and EntityReference nodes into a single
 * String value, excluding Comment nodes. Only exposes actual user-specified
 * text, no default values of any kind.
 * @see CharacterData
 * @see EntityReference
 * @see Comment
 */
public static String getTextValue(Element valueEle) {
	Assert.notNull(valueEle, "Element must not be null");
	StringBuilder sb = new StringBuilder();
	NodeList nl = valueEle.getChildNodes();
	for (int i = 0; i < nl.getLength(); i++) {
		Node item = nl.item(i);
		if ((item instanceof CharacterData && !(item instanceof Comment)) || item instanceof EntityReference) {
			sb.append(item.getNodeValue());
		}
	}
	return sb.toString();
}
 

private String getBodyData(Node child) {
  if (child.getNodeType() == Node.CDATA_SECTION_NODE
      || child.getNodeType() == Node.TEXT_NODE) {
    String data = ((CharacterData) child).getData();
    data = PropertyParser.parse(data, variables);
    return data;
  }
  return null;
}
 

/**
 * This method was originally private, but is being made public for the
 * moment so we can run integration tests. TODO Revisit this decision.
 *
 * @param siteId
 * @throws SubmissionException
 * @throws TransientSubmissionException
 */
@SuppressWarnings("unchecked")
public void createClass(String siteId) throws SubmissionException, TransientSubmissionException {
	log.debug("Creating class for site: " + siteId);

	String cpw = defaultClassPassword;
	String ctl = siteId;
	String fcmd = "2";
	String fid = "2";
	String utp = "2"; // user type 2 = instructor
	String cid = siteId;

	Document document = null;

	Map params = TurnitinAPIUtil.packMap(turnitinConn.getBaseTIIOptions(), "cid", cid, "cpw", cpw, "ctl", ctl,
			"fcmd", fcmd, "fid", fid, "utp", utp);

	params.putAll(getInstructorInfo(siteId));

	document = turnitinConn.callTurnitinReturnDocument(params);

	Element root = document.getDocumentElement();
	String rcode = ((CharacterData) (root.getElementsByTagName("rcode").item(0).getFirstChild())).getData().trim();

	if (((CharacterData) (root.getElementsByTagName("rcode").item(0).getFirstChild())).getData().trim()
			.compareTo("20") == 0
			|| ((CharacterData) (root.getElementsByTagName("rcode").item(0).getFirstChild())).getData().trim()
					.compareTo("21") == 0) {
		log.debug("Create Class successful");
	} else {
		String rmessage = ((CharacterData) (root.getElementsByTagName("rmessage").item(0).getFirstChild())).getData().trim();
		throw new ContentReviewProviderException(getFormattedMessage("enrolment.class.creation.error.with.code", rmessage, rcode),
			createLastError(doc->createFormattedMessageXML(doc, "enrolment.class.creation.error.with.code", rmessage, rcode)));
	}
}
 

/**
 * convert the value of a given XML element to a string for further processing
 *
 * @param e
 *            XML Element
 * @return the elements value converted to string
 */
private static String getCharacterDataFromElement(Element e) {
    final Node child = e.getFirstChild();
    if (child instanceof CharacterData) {
        final CharacterData cd = (CharacterData) child;
        return cd.getData();
    }
    return "";
}
 

/**
 * Logs in to turnitin.  Scrapes the response XML and returns the session id
 * or throws an exception if it was unable to log in.
 * 
 * @param conn
 * @param params This function will take care of the fids/fcmds. Just make
 * sure this has the defaults you use for every TII call as well as the 
 * user info including utp (even though utp doesn't seem to make sense 
 * since this doesn't include a course id parameter.)
 * @return session-id for use in other turnitin calls.
 * @throws TransientSubmissionException
 * @throws SubmissionException 
 */
public static String getTurnitinSession(TurnitinAccountConnection conn,
		@SuppressWarnings("rawtypes") Map params) throws 
		TransientSubmissionException, SubmissionException {
	Map finalParams = new HashMap();
	finalParams.putAll(params);
	finalParams.put("fid", "17");
	finalParams.put("fcmd", "2");

	Document doc = conn.callTurnitinReturnDocument(finalParams);

	Element root = doc.getDocumentElement();
	int rcode = new Integer(((CharacterData) 
			(root.getElementsByTagName("rcode").item(0).getFirstChild())).getData().trim()).intValue();
	String message = ((CharacterData) 
			(root.getElementsByTagName("rmessage").item(0).getFirstChild())).getData().trim();

	if (!(rcode > 0 && rcode < 100)) {
		throw new TransientSubmissionException("Error logging in to turnitin: " + message);
	}

	String sessionId = ((CharacterData) 
			(root.getElementsByTagName("sessionid").item(0).getFirstChild())).getData().trim();

	log.debug("Log in results. rcode: " + rcode + " message: " + message +
			" sessionId: " + sessionId);

	return sessionId;
}
 

private static void writeNode(Node n, XMLStreamWriter writer) throws XMLStreamException {
    if (n.getNodeType() == Node.ELEMENT_NODE) {
        writeElement((Element) n, writer);
    } else if (n.getNodeType() == Node.CDATA_SECTION_NODE || n.getNodeType() == Node.TEXT_NODE) {
        writeCharacters((CharacterData) n, writer);
    } else {
        LOG.warn("Skipping element " + n.getNodeName());
    }
}
 

public final void setNodeValue(String nodeValue) throws DOMException {
    switch (getNodeType()) {
        case CDATA_SECTION_NODE:
        case COMMENT_NODE:
        case TEXT_NODE:
            ((CharacterData) this).setData(nodeValue);
            return;

        case PROCESSING_INSTRUCTION_NODE:
            ((ProcessingInstruction) this).setData(nodeValue);
            return;

        case ATTRIBUTE_NODE:
            ((Attr) this).setValue(nodeValue);
            return;

        case ELEMENT_NODE:
        case ENTITY_REFERENCE_NODE:
        case ENTITY_NODE:
        case DOCUMENT_NODE:
        case DOCUMENT_TYPE_NODE:
        case DOCUMENT_FRAGMENT_NODE:
        case NOTATION_NODE:
            return; // do nothing!

        default:
            throw new DOMException(DOMException.NOT_SUPPORTED_ERR,
                    "Unsupported node type " + getNodeType());
    }
}