System.Runtime.Serialization.XsdDataContractExporter.GetRootElementName C# (CSharp) Method

        public XmlQualifiedName GetRootElementName(Type type)
        {
            if (type == null)
                throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException(nameof(type)));
            type = GetSurrogatedType(type);
            DataContract dataContract = DataContract.GetDataContract(type);
            DataContractSet.EnsureTypeNotGeneric(dataContract.UnderlyingType);
            if (dataContract.HasRoot)
            {
                return new XmlQualifiedName(dataContract.TopLevelElementName.Value, dataContract.TopLevelElementNamespace.Value);
            }
            else
            {
                return null;
            }
        }

        public void ExportXSDUsingDataContractExporter()
        {
            //create schema
              XsdDataContractExporter _exporter = new XsdDataContractExporter();
              Type _ConfigurationDataType = typeof(ConfigurationData);
              Assert.IsTrue(_exporter.CanExport(_ConfigurationDataType));

              _exporter.Export(_ConfigurationDataType);
              Console.WriteLine("number of schemas: {0}", _exporter.Schemas.Count);
              Console.WriteLine();

              //write out the schema
              XmlSchemaSet _Schemas = _exporter.Schemas;
              XmlQualifiedName XmlNameValue = _exporter.GetRootElementName(_ConfigurationDataType);
              string EmployeeNameSpace = XmlNameValue.Namespace;
              foreach (XmlSchema _schema in _Schemas.Schemas(EmployeeNameSpace))
            _schema.Write(Console.Out);
        }