public Place ObjectToElement(INakedObjectAdapter nakedObjectAdapter)
        {
            var nos = (IObjectSpec)nakedObjectAdapter.Spec;

            XElement element = Schema.CreateElement(XmlDocument, nos.ShortName, nos.FullName, nos.SingularName, nos.PluralName);

            NofMetaModel.AppendNofTitle(element, nakedObjectAdapter.TitleString());

            XElement xsElement = Schema.CreateXsElementForNofClass(XsdDocument, element, topLevelElementWritten);

            // hack: every element in the XSD schema apart from first needs minimum cardinality setting.
            topLevelElementWritten = true;

            var place = new Place(nakedObjectAdapter, element);

            NofMetaModel.SetAttributesForClass(element, OidOrHashCode(nakedObjectAdapter));

            IAssociationSpec[] fields = nos.Properties;

            var seenFields = new List <string>();

            foreach (IAssociationSpec field in fields)
            {
                string fieldName = field.Id;


                // Skip field if we have seen the name already
                // This is a workaround for getLastActivity(). This method exists
                // in AbstractNakedObject, but is not (at some level) being picked up
                // by the dot-net reflector as a property. On the other hand it does
                // exist as a field in the meta model (NakedObjectSpecification).
                //
                // Now, to re-expose the lastactivity field for .Net, a deriveLastActivity()
                // has been added to BusinessObject. This caused another field ofthe
                // same name, ultimately breaking the XSD.

                if (seenFields.Contains(fieldName))
                {
                    continue;
                }
                seenFields.Add(fieldName);

                XNamespace ns = Schema.GetUri();

                var xmlFieldElement = new XElement(ns + fieldName);

                XElement xsdFieldElement;
                var      oneToOneAssociation  = field as IOneToOneAssociationSpec;
                var      oneToManyAssociation = field as IOneToManyAssociationSpec;

                if (field.ReturnSpec.IsParseable && oneToOneAssociation != null)
                {
                    IObjectSpec fieldNos = field.ReturnSpec;
                    // skip fields of type XmlValue
                    if (fieldNos?.FullName != null && fieldNos.FullName.EndsWith("XmlValue"))
                    {
                        continue;
                    }

                    XElement xmlValueElement = xmlFieldElement; // more meaningful locally scoped name

                    try {
                        INakedObjectAdapter value = oneToOneAssociation.GetNakedObject(nakedObjectAdapter);

                        // a null value would be a programming error, but we protect
                        // against it anyway
                        if (value == null)
                        {
                            continue;
                        }

                        ITypeSpec valueNos = value.Spec;

                        // XML
                        NofMetaModel.SetAttributesForValue(xmlValueElement, valueNos.ShortName);

                        bool notEmpty = value.TitleString().Length > 0;
                        if (notEmpty)
                        {
                            string valueStr = value.TitleString();
                            xmlValueElement.Add(new XText(valueStr));
                        }
                        else
                        {
                            NofMetaModel.SetIsEmptyAttribute(xmlValueElement, true);
                        }
                    }
                    catch (Exception) {
                        Log.Warn("objectToElement(NO): " + DoLog("field", fieldName) + ": getField() threw exception - skipping XML generation");
                    }

                    // XSD
                    xsdFieldElement = Schema.CreateXsElementForNofValue(xsElement, xmlValueElement);
                }
                else if (oneToOneAssociation != null)
                {
                    XElement xmlReferenceElement = xmlFieldElement; // more meaningful locally scoped name

                    try {
                        INakedObjectAdapter referencedNakedObjectAdapter = oneToOneAssociation.GetNakedObject(nakedObjectAdapter);
                        string fullyQualifiedClassName = field.ReturnSpec.FullName;

                        // XML
                        NofMetaModel.SetAttributesForReference(xmlReferenceElement, Schema.Prefix, fullyQualifiedClassName);

                        if (referencedNakedObjectAdapter != null)
                        {
                            NofMetaModel.AppendNofTitle(xmlReferenceElement, referencedNakedObjectAdapter.TitleString());
                        }
                        else
                        {
                            NofMetaModel.SetIsEmptyAttribute(xmlReferenceElement, true);
                        }
                    }
                    catch (Exception) {
                        Log.Warn("objectToElement(NO): " + DoLog("field", fieldName) + ": getAssociation() threw exception - skipping XML generation");
                    }

                    // XSD
                    xsdFieldElement = Schema.CreateXsElementForNofReference(xsElement, xmlReferenceElement, oneToOneAssociation.ReturnSpec.FullName);
                }
                else if (oneToManyAssociation != null)
                {
                    XElement xmlCollectionElement = xmlFieldElement; // more meaningful locally scoped name

                    try {
                        INakedObjectAdapter collection = oneToManyAssociation.GetNakedObject(nakedObjectAdapter);
                        ITypeOfFacet        facet      = collection.GetTypeOfFacetFromSpec();

                        IObjectSpecImmutable referencedTypeNos = facet.GetValueSpec(collection, metamodelManager.Metamodel);
                        string fullyQualifiedClassName         = referencedTypeNos.FullName;

                        // XML
                        NofMetaModel.SetNofCollection(xmlCollectionElement, Schema.Prefix, fullyQualifiedClassName, collection, nakedObjectManager);
                    }
                    catch (Exception) {
                        Log.Warn("objectToElement(NO): " + DoLog("field", fieldName) + ": get(obj) threw exception - skipping XML generation");
                    }

                    // XSD
                    xsdFieldElement = Schema.CreateXsElementForNofCollection(xsElement, xmlCollectionElement, oneToManyAssociation.ReturnSpec.FullName);
                }
                else
                {
                    continue;
                }

                if (xsdFieldElement != null)
                {
                    xmlFieldElement.AddAnnotation(xsdFieldElement);
                }

                // XML
                MergeTree(element, xmlFieldElement);

                // XSD
                if (xsdFieldElement != null)
                {
                    Schema.AddFieldXsElement(xsElement, xsdFieldElement);
                }
            }

            return(place);
        }