BExIS.Xml.Helpers.Mapping.XmlSchemaManager.addMetadataAttributeToMetadataCompoundAttribute C# (CSharp) Метод

        private MetadataCompoundAttribute addMetadataAttributeToMetadataCompoundAttribute(MetadataCompoundAttribute compoundAttribute, XmlSchemaElement element, string internalXPath, string externalXPath)
        {
            MetadataAttribute attribute;

                if (metadataAttributeManager.MetadataAttributeRepo != null &&
                    getExistingMetadataAttribute(GetTypeOfName(element.Name)) != null)
                {
                    attribute = metadataAttributeManager.MetadataAttributeRepo.Get().Where(m => m.Name.Equals(GetTypeOfName(element.Name))).First();
                }
                else
                {
                    attribute = createMetadataAttribute(element);
                }

                if (attribute != null)
                {
                    int min = 0;
                    if (element.MinOccurs > int.MinValue)
                    {
                        min = Convert.ToInt32(element.MinOccurs);
                    }
                    int max = 0;
                    if (element.MaxOccurs < int.MaxValue)
                        max = Convert.ToInt32(element.MaxOccurs);
                    else
                        max = int.MaxValue;

                    #region choice
                    //if element is a choise
                    XmlDocument extra = new XmlDocument();
                    //check if element is a choice
                    if (XmlSchemaUtility.IsChoiceType(element))
                    {
                        extra = XmlDatasetHelper.AddReferenceToXml(new XmlDocument(), "choice", "true", "elementType", @"extra/type");
                    }
                #endregion

                MetadataNestedAttributeUsage u1 = new MetadataNestedAttributeUsage()
                {
                    Label = element.Name,
                    Description = attribute.Description,
                    MinCardinality = min,
                    MaxCardinality = max,
                    Master = compoundAttribute,
                    Member = attribute
                };

                if (extra.DocumentElement != null) u1.Extra = extra;

                #region generate  MappingRoute

                addToExportMappingFile(mappingFileInternalToExternal, internalXPath, externalXPath, element.MaxOccurs, element.Name, attribute.Name);
                addToImportMappingFile(mappingFileExternalToInternal, externalXPath, internalXPath, element.MaxOccurs, element.Name, attribute.Name);

                #endregion

                if (compoundAttribute.MetadataNestedAttributeUsages.Where(n => n.Label.Equals(attribute.Name)).Count()==0)
                        compoundAttribute.MetadataNestedAttributeUsages.Add(u1);
                }

            return compoundAttribute;
        }