ToArray() private method

private ToArray ( Type type ) : Array
type Type
return Array
Exemplo n.º 1
0
        void ImportAccessorMapping(MemberMapping accessor, FieldModel model, XmlAttributes a, string ns, XmlSchemaForm form, Type choiceIdentifierType) {
            int previousNestingLevel = arrayNestingLevel;
            XmlArrayItemAttributes previousArrayItemAttributes = savedArrayItemAttributes;
            string previousArrayNamespace = savedArrayNamespace;
            arrayNestingLevel = 0;
            savedArrayItemAttributes = null;
            savedArrayNamespace = null;
            Type accessorType = model.FieldType;
            string accessorName = model.Name;
            NameTable elements = new NameTable();
            accessor.TypeDesc = typeScope.GetTypeDesc(accessorType);
            XmlAttributeFlags flags = a.XmlFlags;
            accessor.Ignore = a.XmlIgnore;
            CheckAmbiguousChoice(a, accessorType, accessorName);

            XmlAttributeFlags elemFlags = XmlAttributeFlags.Elements | XmlAttributeFlags.Text | XmlAttributeFlags.AnyElements | XmlAttributeFlags.ChoiceIdentifier;
            XmlAttributeFlags attrFlags = XmlAttributeFlags.Attribute | XmlAttributeFlags.AnyAttribute;
            XmlAttributeFlags arrayFlags = XmlAttributeFlags.Array | XmlAttributeFlags.ArrayItems;

            // special case for byte[]. It can be a primitive (base64Binary or hexBinary), or it can
            // be an array of bytes. Our default is primitive; specify [XmlArray] to get array behavior.
            if ((flags & arrayFlags) != 0 && accessorType == typeof(byte[]))
                accessor.TypeDesc = typeScope.GetArrayTypeDesc(accessorType);


            if (a.XmlChoiceIdentifier != null) {
                accessor.ChoiceIdentifier = new ChoiceIdentifierAccessor();
                accessor.ChoiceIdentifier.MemberName = a.XmlChoiceIdentifier.MemberName;
                accessor.ChoiceIdentifier.Mapping = ImportTypeMapping(modelScope.GetTypeModel(choiceIdentifierType), ns, ImportContext.Element, String.Empty);
            }

            if (accessor.TypeDesc.IsArrayLike) {
                Type arrayElementType = TypeScope.GetArrayElementType(accessorType);

                if ((flags & attrFlags) != 0) {
                    if ((flags & attrFlags) != flags) 
                        throw new InvalidOperationException(Res.GetString(Res.XmlIllegalAttributesArrayAttribute));

                    if (a.XmlAttribute != null && !accessor.TypeDesc.ArrayElementTypeDesc.IsPrimitive && !accessor.TypeDesc.ArrayElementTypeDesc.IsEnum)
                        throw new InvalidOperationException(Res.GetString(Res.XmlIllegalAttrOrText, accessorName));

                    bool isList = a.XmlAttribute != null && (accessor.TypeDesc.ArrayElementTypeDesc.IsPrimitive || accessor.TypeDesc.ArrayElementTypeDesc.IsEnum);

                    if (a.XmlAnyAttribute != null) {
                        a.XmlAttribute = new XmlAttributeAttribute();
                    }

                    AttributeAccessor attribute = new AttributeAccessor();
                    Type targetType = a.XmlAttribute.Type == null ? arrayElementType : a.XmlAttribute.Type;
                    TypeDesc targetTypeDesc = typeScope.GetTypeDesc(targetType);
                    attribute.Name = Accessor.EscapeName(a.XmlAttribute.AttributeName.Length == 0 ? accessorName : a.XmlAttribute.AttributeName, true);
                    attribute.Namespace = a.XmlAttribute.Namespace == null ? ns : a.XmlAttribute.Namespace;
                    attribute.Form = a.XmlAttribute.Form;   // == XmlSchemaForm.None ? form : a.XmlAttribute.Form;
                    if (attribute.Form == XmlSchemaForm.None && ns != attribute.Namespace) {
                        attribute.Form = XmlSchemaForm.Qualified;
                    }
                    attribute.CheckSpecial();
                    CheckForm(attribute.Form, ns != attribute.Namespace);
                    attribute.Mapping = ImportTypeMapping(modelScope.GetTypeModel(targetType), ns, ImportContext.Attribute, a.XmlAttribute.DataType, XmlSchemaForm.Qualified, isList);
                    attribute.IsList = isList;
                    attribute.Default = GetDefaultValue(model.FieldTypeDesc, model.FieldType, a);
                    attribute.Any = (a.XmlAnyAttribute != null);
                    accessor.Attribute = attribute;

                }
                else if ((flags & elemFlags) != 0) {
                    if ((flags & elemFlags) != flags)
                        throw new InvalidOperationException(Res.GetString(Res.XmlIllegalElementsArrayAttribute));
                    
                    if (a.XmlText != null) {
                        TextAccessor text = new TextAccessor();
                        Type targetType = a.XmlText.Type == null ? arrayElementType : a.XmlText.Type;
                        TypeDesc targetTypeDesc = typeScope.GetTypeDesc(targetType);
                        text.Name = accessorName; // unused except to make more helpful error messages
                        text.Mapping = ImportTypeMapping(modelScope.GetTypeModel(targetType), ns, ImportContext.Text, a.XmlText.DataType, XmlSchemaForm.Qualified, true);
                        if (!(text.Mapping is SpecialMapping) && targetTypeDesc != typeScope.GetTypeDesc(typeof(string)))
                            throw new InvalidOperationException(Res.GetString(Res.XmlIllegalArrayTextAttribute, accessorName));

                        accessor.Text = text;
                    }
                    if (a.XmlText == null && a.XmlElements.Count == 0 && a.XmlAnyElements.Count == 0)
                        a.XmlElements.Add(CreateElementAttribute(accessor.TypeDesc));
                    
                    for (int i = 0; i < a.XmlElements.Count; i++) {
                        XmlElementAttribute xmlElement = a.XmlElements[i];
                        Type targetType = xmlElement.Type == null ? arrayElementType : xmlElement.Type;
                        TypeDesc targetTypeDesc = typeScope.GetTypeDesc(targetType);
                        TypeModel typeModel = modelScope.GetTypeModel(targetType);
                        ElementAccessor element = new ElementAccessor();
                        element.Namespace = xmlElement.Namespace == null ? ns : xmlElement.Namespace;
                        element.Mapping = ImportTypeMapping(typeModel, element.Namespace, ImportContext.Element, xmlElement.DataType);
                        if (a.XmlElements.Count == 1) {
	                        element.Name = Accessor.EscapeName(xmlElement.ElementName.Length == 0 ? accessorName : xmlElement.ElementName, false);
                        }
                        else {
	                        element.Name = Accessor.EscapeName(xmlElement.ElementName.Length == 0 ? element.Mapping.TypeName : xmlElement.ElementName, false);
                        }
                        element.Default = GetDefaultValue(model.FieldTypeDesc, model.FieldType, a);
                        element.IsNullable = xmlElement.IsNullable;
                        element.Form = xmlElement.Form == XmlSchemaForm.None ? form : xmlElement.Form;
                        CheckForm(element.Form, ns != element.Namespace);
                        CheckNullable(element.IsNullable, targetTypeDesc);
                        element = ReconcileLocalAccessor(element, ns);
                        AddUniqueAccessor(elements, element);
                    }
                    
                    for (int i = 0; i < a.XmlAnyElements.Count; i++) {
                        XmlAnyElementAttribute xmlAnyElement = a.XmlAnyElements[i];
                        Type targetType = typeof(XmlNode).IsAssignableFrom(arrayElementType) ? arrayElementType : typeof(XmlElement);
                        ElementAccessor element = new ElementAccessor();
                        element.Name = Accessor.EscapeName(xmlAnyElement.Name, false);
                        element.Namespace = xmlAnyElement.Namespace == null ? ns : xmlAnyElement.Namespace;
                        element.Any = true;
                        TypeDesc targetTypeDesc = typeScope.GetTypeDesc(targetType);
                        TypeModel typeModel = modelScope.GetTypeModel(targetType);
                        if (element.Name != String.Empty)
                            typeModel.TypeDesc.IsMixed = true;
                        else if (xmlAnyElement.Namespace != null)
                            throw new InvalidOperationException(Res.GetString(Res.XmlAnyElementNamespace, accessorName, xmlAnyElement.Namespace));
                        element.Mapping = ImportTypeMapping(typeModel, element.Namespace, ImportContext.Element, String.Empty);
                        element.Default = GetDefaultValue(model.FieldTypeDesc, model.FieldType, a);
                        element.IsNullable = false;
                        element.Form = form;
                        CheckForm(element.Form, ns != element.Namespace);
                        CheckNullable(element.IsNullable, targetTypeDesc);
                        element = ReconcileLocalAccessor(element, ns);
                        elements.Add(element.Name, element.Namespace, element);
                    }

                }
                else {
                    if ((flags & arrayFlags) != 0) {
                        if ((flags & arrayFlags) != flags)
                            throw new InvalidOperationException(Res.GetString(Res.XmlIllegalArrayArrayAttribute));
                    }
                    
                    TypeDesc arrayElementTypeDesc = typeScope.GetTypeDesc(arrayElementType);
                    if (a.XmlArray == null)
                        a.XmlArray = CreateArrayAttribute(accessor.TypeDesc);
                    if (CountAtLevel(a.XmlArrayItems, arrayNestingLevel) == 0)
                        a.XmlArrayItems.Add(CreateArrayItemAttribute(arrayElementTypeDesc, arrayNestingLevel));
                    ElementAccessor arrayElement = new ElementAccessor();
                    arrayElement.Name = Accessor.EscapeName(a.XmlArray.ElementName.Length == 0 ? accessorName : a.XmlArray.ElementName, false);
                    arrayElement.Namespace = a.XmlArray.Namespace == null ? ns : a.XmlArray.Namespace;
                    savedArrayItemAttributes = a.XmlArrayItems;
                    savedArrayNamespace = arrayElement.Namespace;
                    ArrayMapping arrayMapping = ImportArrayLikeMapping(modelScope.GetArrayModel(accessorType), ns, form);
                    arrayElement.Mapping = arrayMapping;
                    arrayElement.IsNullable = a.XmlArray.IsNullable;
                    arrayElement.Form = a.XmlArray.Form == XmlSchemaForm.None ? form : a.XmlArray.Form;
                    CheckForm(arrayElement.Form, ns != arrayElement.Namespace);
                    CheckNullable(arrayElement.IsNullable, accessor.TypeDesc);
                    savedArrayItemAttributes = null;
                    savedArrayNamespace = null;
                    arrayElement = ReconcileLocalAccessor(arrayElement, ns);
                    AddUniqueAccessor(elements, arrayElement);
                }
            }
            else if (!accessor.TypeDesc.IsVoid) {
                XmlAttributeFlags allFlags = XmlAttributeFlags.Elements | XmlAttributeFlags.Text | XmlAttributeFlags.Attribute | XmlAttributeFlags.AnyElements | XmlAttributeFlags.ChoiceIdentifier | XmlAttributeFlags.XmlnsDeclarations;
                if ((flags & allFlags) != flags)
                    throw new InvalidOperationException(Res.GetString(Res.XmlIllegalAttribute));

                if (accessor.TypeDesc.IsPrimitive || accessor.TypeDesc.IsEnum) {
                    if (a.XmlAnyElements.Count > 0) throw new InvalidOperationException(Res.GetString(Res.XmlIllegalAnyElement));

                    if (a.XmlAttribute != null) {
                        if (a.XmlElements.Count > 0) throw new InvalidOperationException(Res.GetString(Res.XmlIllegalAttribute));
                        if (a.XmlAttribute.Type != null) throw new InvalidOperationException(Res.GetString(Res.XmlIllegalType, "XmlAttribute"));
                        AttributeAccessor attribute = new AttributeAccessor();
                        attribute.Name = Accessor.EscapeName(a.XmlAttribute.AttributeName.Length == 0 ? accessorName : a.XmlAttribute.AttributeName, true);
                        attribute.Namespace = a.XmlAttribute.Namespace == null ? ns : a.XmlAttribute.Namespace;
                        attribute.Form = a.XmlAttribute.Form;   // == XmlSchemaForm.None ? form : a.XmlAttribute.Form;
                        if (attribute.Form == XmlSchemaForm.None && ns != attribute.Namespace) {
                            attribute.Form = XmlSchemaForm.Qualified;
                        }
                        attribute.CheckSpecial();
                        CheckForm(attribute.Form, ns != attribute.Namespace);
                        attribute.Mapping = ImportTypeMapping(modelScope.GetTypeModel(accessorType), ns, ImportContext.Attribute, a.XmlAttribute.DataType);
                        attribute.Default = GetDefaultValue(model.FieldTypeDesc, model.FieldType, a);
                        attribute.Any = a.XmlAnyAttribute != null;
                        accessor.Attribute = attribute;
                    }
                    else {
                        if (a.XmlText != null) {
                            if (a.XmlText.Type != null && a.XmlText.Type != accessorType) 
                                throw new InvalidOperationException(Res.GetString(Res.XmlIllegalType, "XmlText"));
                            TextAccessor text = new TextAccessor();
                            text.Name = accessorName; // unused except to make more helpful error messages
                            text.Mapping = ImportTypeMapping(modelScope.GetTypeModel(accessorType), ns, ImportContext.Text, a.XmlText.DataType);
                            accessor.Text = text;
                        }
                        else if (a.XmlElements.Count == 0) {
                            a.XmlElements.Add(CreateElementAttribute(accessor.TypeDesc));
                        }

                        for (int i = 0; i < a.XmlElements.Count; i++) {
                            XmlElementAttribute xmlElement = a.XmlElements[i];
                            if (xmlElement.Type != null) {
                                if (typeScope.GetTypeDesc(xmlElement.Type) != accessor.TypeDesc)
                                    throw new InvalidOperationException(Res.GetString(Res.XmlIllegalType, "XmlElement"));
                            }
                            ElementAccessor element = new ElementAccessor();
                            element.Name = Accessor.EscapeName(xmlElement.ElementName.Length == 0 ? accessorName : xmlElement.ElementName, false);
                            element.Namespace = xmlElement.Namespace == null ? ns : xmlElement.Namespace;
                            element.Mapping = ImportTypeMapping(modelScope.GetTypeModel(accessorType), element.Namespace, ImportContext.Element, xmlElement.DataType);
                            element.Default = GetDefaultValue(model.FieldTypeDesc, model.FieldType, a);
                            element.IsNullable = xmlElement.IsNullable;
                            element.Form = xmlElement.Form == XmlSchemaForm.None ? form : xmlElement.Form;
                            CheckForm(element.Form, ns != element.Namespace);
                            CheckNullable(element.IsNullable, accessor.TypeDesc);
                            element = ReconcileLocalAccessor(element, ns);
                            AddUniqueAccessor(elements, element);
                        }
                    }
                }
                else if (a.Xmlns) {
                    if (flags != XmlAttributeFlags.XmlnsDeclarations)
                        throw new InvalidOperationException(Res.GetString(Res.XmlSoleXmlnsAttribute));
                    
                    if (accessorType != typeof(XmlSerializerNamespaces)) {
                        throw new InvalidOperationException(Res.GetString(Res.XmlXmlnsInvalidType, accessorName, accessorType.FullName, typeof(XmlSerializerNamespaces).FullName));
                    }
                    accessor.Xmlns = new XmlnsAccessor();
                    accessor.Ignore = true;
                }
                else  {
                    if (a.XmlAttribute != null || a.XmlText != null) throw new InvalidOperationException(Res.GetString(Res.XmlIllegalAttrOrText, accessorName));
                    if (a.XmlElements.Count == 0 && a.XmlAnyElements.Count == 0)
                        a.XmlElements.Add(CreateElementAttribute(accessor.TypeDesc));
                    for (int i = 0; i < a.XmlElements.Count; i++) {
                        XmlElementAttribute xmlElement = a.XmlElements[i];
                        Type targetType = xmlElement.Type == null ? accessorType : xmlElement.Type;
                        TypeDesc targetTypeDesc = typeScope.GetTypeDesc(targetType);
                        ElementAccessor element = new ElementAccessor();
                        TypeModel typeModel = modelScope.GetTypeModel(targetType);
                        element.Namespace = xmlElement.Namespace == null ? ns : xmlElement.Namespace;
                        element.Mapping = ImportTypeMapping(typeModel, element.Namespace, ImportContext.Element, xmlElement.DataType);
                        if (a.XmlElements.Count == 1) {
                            element.Name = Accessor.EscapeName(xmlElement.ElementName.Length == 0 ? accessorName : xmlElement.ElementName, false);
                        }
                        else {
                            element.Name = Accessor.EscapeName(xmlElement.ElementName.Length == 0 ? element.Mapping.TypeName : xmlElement.ElementName, false);
                        }
                        element.Default = GetDefaultValue(model.FieldTypeDesc, model.FieldType, a);
                        element.IsNullable = xmlElement.IsNullable;
                        element.Form = xmlElement.Form == XmlSchemaForm.None ? form : xmlElement.Form;
                        CheckForm(element.Form, ns != element.Namespace);
                        CheckNullable(element.IsNullable, targetTypeDesc);
                        element = ReconcileLocalAccessor(element, ns);
                        AddUniqueAccessor(elements, element);
                    }
                    
                    for (int i = 0; i < a.XmlAnyElements.Count; i++) {
                        XmlAnyElementAttribute xmlAnyElement = a.XmlAnyElements[i];
                        Type targetType = typeof(XmlNode).IsAssignableFrom(accessorType) ? accessorType : typeof(XmlElement);
                        ElementAccessor element = new ElementAccessor();
                        element.Name = Accessor.EscapeName(xmlAnyElement.Name, false);
                        element.Namespace = xmlAnyElement.Namespace == null ? ns : xmlAnyElement.Namespace;
                        element.Any = true;
                        TypeDesc targetTypeDesc = typeScope.GetTypeDesc(targetType);
                        TypeModel typeModel = modelScope.GetTypeModel(targetType);
                        if (element.Name != String.Empty)
                            typeModel.TypeDesc.IsMixed = true;
                        else if (xmlAnyElement.Namespace != null)
                            throw new InvalidOperationException(Res.GetString(Res.XmlAnyElementNamespace, accessorName, xmlAnyElement.Namespace));
                        element.Mapping = ImportTypeMapping(typeModel, element.Namespace, ImportContext.Element, String.Empty);
                        element.Default = GetDefaultValue(model.FieldTypeDesc, model.FieldType, a);
                        element.IsNullable = false;
                        element.Form = form;
                        CheckForm(element.Form, ns != element.Namespace);
                        CheckNullable(element.IsNullable, targetTypeDesc);
                        element = ReconcileLocalAccessor(element, ns);
                        elements.Add(element.Name, element.Namespace, element);
                    }
                }
            }

            accessor.Elements = (ElementAccessor[])elements.ToArray(typeof(ElementAccessor));

            if (accessor.ChoiceIdentifier != null) {
                // find the enum value corresponding to each element
                accessor.ChoiceIdentifier.MemberIds = new string[accessor.Elements.Length];
                for (int i = 0; i < accessor.Elements.Length; i++) {
                    bool found = false;
                    ElementAccessor element = accessor.Elements[i];
                    EnumMapping choiceMapping = (EnumMapping)accessor.ChoiceIdentifier.Mapping;
                    for (int j = 0; j < choiceMapping.Constants.Length; j++) {
                        string xmlName = choiceMapping.Constants[j].XmlName;
                        int colon = xmlName.LastIndexOf(':');
                        string choiceNs = colon < 0 ? element.Namespace : xmlName.Substring(0, colon);
                        string choiceName = colon < 0 ? xmlName : xmlName.Substring(colon+1);
                        if (element.Name == choiceName && element.Namespace == choiceNs) {
                            accessor.ChoiceIdentifier.MemberIds[i] = choiceMapping.Constants[j].Name;
                            found = true;
                            break;
                        }
                    }
                    if (!found) {
                        // Type {0} is missing value for '{1}'.
                        throw new InvalidOperationException(Res.GetString(Res.XmlChoiceMissingValue, accessor.ChoiceIdentifier.Mapping.TypeDesc.FullName, element.Name));
                    }
                }
            }
            arrayNestingLevel = previousNestingLevel;
            savedArrayItemAttributes = previousArrayItemAttributes;
            savedArrayNamespace = previousArrayNamespace;
        }
        void CreateArrayElementsFromAttributes(ArrayMapping arrayMapping, XmlArrayItemAttributes attributes, Type arrayElementType, string arrayElementNs) {
            NameTable arrayItemElements = new NameTable();   // xmlelementname + xmlns -> ElementAccessor

            for (int i = 0; attributes != null && i < attributes.Count; i++) {
                XmlArrayItemAttribute xmlArrayItem = attributes[i];
                if (xmlArrayItem.NestingLevel != arrayNestingLevel)
                    continue;
                Type targetType = xmlArrayItem.Type != null ? xmlArrayItem.Type : arrayElementType;
                TypeDesc targetTypeDesc = typeScope.GetTypeDesc(targetType);
                ElementAccessor arrayItemElement = new ElementAccessor();
                arrayItemElement.Namespace = xmlArrayItem.Namespace == null ? arrayElementNs : xmlArrayItem.Namespace;
                arrayItemElement.Mapping = ImportTypeMapping(modelScope.GetTypeModel(targetType), arrayItemElement.Namespace, ImportContext.Element, xmlArrayItem.DataType, null);
                arrayItemElement.Name = xmlArrayItem.ElementName.Length == 0 ? arrayItemElement.Mapping.DefaultElementName : XmlConvert.EncodeLocalName(xmlArrayItem.ElementName);
                arrayItemElement.IsNullable = xmlArrayItem.IsNullableSpecified ? xmlArrayItem.IsNullable : targetTypeDesc.IsNullable || targetTypeDesc.IsOptionalValue;
                arrayItemElement.Form = xmlArrayItem.Form == XmlSchemaForm.None ? XmlSchemaForm.Qualified : xmlArrayItem.Form;
                CheckForm(arrayItemElement.Form, arrayElementNs != arrayItemElement.Namespace);
                CheckNullable(arrayItemElement.IsNullable, targetTypeDesc, arrayItemElement.Mapping);
                AddUniqueAccessor(arrayItemElements, arrayItemElement);
            }
            arrayMapping.Elements = (ElementAccessor[])arrayItemElements.ToArray(typeof(ElementAccessor));
        }
Exemplo n.º 3
0
        private MemberMapping ImportChoiceGroup(XmlSchemaGroupBase group, string identifier, CodeIdentifiers members, CodeIdentifiers membersScope, INameScope elementsScope, string ns, bool groupRepeats, ref bool needExplicitOrder, bool allowDuplicates)
        {
            NameTable choiceElements = new NameTable();
            if (GatherGroupChoices(group, choiceElements, identifier, ns, ref needExplicitOrder, allowDuplicates))
                groupRepeats = true;
            MemberMapping member = new MemberMapping();
            member.Elements = (ElementAccessor[])choiceElements.ToArray(typeof(ElementAccessor));
            Array.Sort(member.Elements, new ElementComparer());

            AddScopeElements(elementsScope, member.Elements, ref needExplicitOrder, allowDuplicates);
            bool duplicateTypes = false;
            bool nullableMismatch = false;
            Hashtable uniqueTypeDescs = new Hashtable(member.Elements.Length);

            for (int i = 0; i < member.Elements.Length; i++)
            {
                ElementAccessor element = member.Elements[i];
                string tdFullName = element.Mapping.TypeDesc.FullName;
                object val = uniqueTypeDescs[tdFullName];
                if (val != null)
                {
                    duplicateTypes = true;
                    ElementAccessor existingElement = (ElementAccessor)val;
                    if (!nullableMismatch && existingElement.IsNullable != element.IsNullable)
                        nullableMismatch = true;
                }
                else
                {
                    uniqueTypeDescs.Add(tdFullName, element);
                }

                ArrayMapping arrayMapping = element.Mapping as ArrayMapping;
                if (arrayMapping != null)
                {
                    if (IsNeedXmlSerializationAttributes(arrayMapping))
                    {
                        // we cannot use ArrayMapping in choice if additional custom 
                        // serialization attributes are needed to serialize it
                        element.Mapping = arrayMapping.TopLevelMapping;
                        element.Mapping.ReferencedByTopLevelElement = false;
                        element.Mapping.ReferencedByElement = true;
                    }
                }
            }
            if (nullableMismatch)
                member.TypeDesc = Scope.GetTypeDesc(typeof(object));
            else
            {
                TypeDesc[] typeDescs = new TypeDesc[uniqueTypeDescs.Count];
                IEnumerator enumerator = uniqueTypeDescs.Values.GetEnumerator();
                for (int i = 0; i < typeDescs.Length; i++)
                {
                    if (!enumerator.MoveNext())
                        break;
                    typeDescs[i] = ((ElementAccessor)enumerator.Current).Mapping.TypeDesc;
                }
                member.TypeDesc = TypeDesc.FindCommonBaseTypeDesc(typeDescs);
                if (member.TypeDesc == null) member.TypeDesc = Scope.GetTypeDesc(typeof(object));
            }

            if (groupRepeats)
                member.TypeDesc = member.TypeDesc.CreateArrayTypeDesc();

            if (membersScope != null)
            {
                member.Name = membersScope.AddUnique(groupRepeats ? "Items" : "Item", member);
                if (members != null)
                {
                    members.Add(member.Name, member);
                }
            }

            if (duplicateTypes)
            {
                member.ChoiceIdentifier = new ChoiceIdentifierAccessor();
                member.ChoiceIdentifier.MemberName = member.Name + "ElementName";
                // we need to create the EnumMapping to store all of the element names
                member.ChoiceIdentifier.Mapping = ImportEnumeratedChoice(member.Elements, ns, member.Name + "ChoiceType");
                member.ChoiceIdentifier.MemberIds = new string[member.Elements.Length];
                ConstantMapping[] constants = ((EnumMapping)member.ChoiceIdentifier.Mapping).Constants;
                for (int i = 0; i < member.Elements.Length; i++)
                {
                    member.ChoiceIdentifier.MemberIds[i] = constants[i].Name;
                }
                MemberMapping choiceIdentifier = new MemberMapping();
                choiceIdentifier.Ignore = true;
                choiceIdentifier.Name = member.ChoiceIdentifier.MemberName;
                if (groupRepeats)
                {
                    choiceIdentifier.TypeDesc = member.ChoiceIdentifier.Mapping.TypeDesc.CreateArrayTypeDesc();
                }
                else
                {
                    choiceIdentifier.TypeDesc = member.ChoiceIdentifier.Mapping.TypeDesc;
                }

                // create element accessor for the choiceIdentifier

                ElementAccessor choiceAccessor = new ElementAccessor();
                choiceAccessor.Name = choiceIdentifier.Name;
                choiceAccessor.Namespace = ns;
                choiceAccessor.Mapping = member.ChoiceIdentifier.Mapping;
                choiceIdentifier.Elements = new ElementAccessor[] { choiceAccessor };

                if (membersScope != null)
                {
                    choiceAccessor.Name = choiceIdentifier.Name = member.ChoiceIdentifier.MemberName = membersScope.AddUnique(member.ChoiceIdentifier.MemberName, choiceIdentifier);
                    if (members != null)
                    {
                        members.Add(choiceAccessor.Name, choiceIdentifier);
                    }
                }
            }
            return member;
        }