C# Serialization.XmlTypeMapMember类代码示例

		public XmlTypeMapElementInfo (XmlTypeMapMember member, TypeData type)
		{
			_member = member;
			_type = type;
			if (type.IsValueType && type.IsNullable)
				_isNullable = true;
		}

		internal XmlMemberMapping (string memberName, string defaultNamespace, XmlTypeMapMember mapMem, bool encodedFormat)
		{
			_mapMember = mapMem;
			_memberName = memberName;

			if (mapMem is XmlTypeMapMemberAnyElement)
			{
				XmlTypeMapMemberAnyElement anyelem = (XmlTypeMapMemberAnyElement) mapMem;
				XmlTypeMapElementInfo info = (XmlTypeMapElementInfo) anyelem.ElementInfo[anyelem.ElementInfo.Count-1];
				_elementName = info.ElementName;
				_namespace = info.Namespace;
				if (info.MappedType != null) _typeNamespace = info.MappedType.Namespace;
				else _typeNamespace = "";
			}
			else if (mapMem is XmlTypeMapMemberElement)
			{
				XmlTypeMapElementInfo info = (XmlTypeMapElementInfo) ((XmlTypeMapMemberElement)mapMem).ElementInfo[0];
				_elementName = info.ElementName;
				if (encodedFormat)
				{
					_namespace = defaultNamespace;
					if (info.MappedType != null) _typeNamespace = "";
					else _typeNamespace = info.DataTypeNamespace;
				}
				else
				{
					_namespace = info.Namespace;
					if (info.MappedType != null) _typeNamespace = info.MappedType.Namespace;
					else _typeNamespace = "";
					_form = info.Form;
				}
			}
			else
			{
				_elementName = _memberName;
				_namespace = "";
			}
			
			if (_form == XmlSchemaForm.None) 
				_form = XmlSchemaForm.Qualified;
		}

		bool IsReadOnly (XmlTypeMapping map, XmlTypeMapMember member, TypeData memType, bool isValueList)
		{
			if (isValueList) return !memType.HasPublicConstructor;
			else return member.IsReadOnly (map.TypeData.Type) || !memType.HasPublicConstructor;
		}

		CodeTypeMember CreateFieldMember (CodeTypeDeclaration codeClass, XmlTypeMapMember member)
		{
			return CreateFieldMember (codeClass, GetDomType (member.TypeData, member.RequiresNullable), member.Name, member.DefaultValue, member.TypeData, member.Documentation);
		}

		string GenerateMemberHasValueCondition (XmlTypeMapMember member, string ob, bool isValueList)
		{
			if (isValueList) {
				if (member.IsOptionalValueType)
					return ob + ".Length > " + Math.Max (member.GlobalIndex, member.SpecifiedGlobalIndex) + " && " + GetCast (typeof(bool), ob + "[" + member.SpecifiedGlobalIndex + "]");
				else
					return ob + ".Length > " + member.GlobalIndex;
			}
			else if (member.DefaultValue != System.DBNull.Value) {
				string mem = ob + "[email protected]" + member.Name;
				if (member.DefaultValue == null) 
					return mem + " != null";
				else if (member.TypeData.SchemaType == SchemaTypes.Enum)
					return mem + " != " + GetCast (member.TypeData, GetLiteral (member.DefaultValue));
				else 
					return mem + " != " + GetLiteral (member.DefaultValue);
			}
			else if (member.IsOptionalValueType)
				return ob + "[email protected]" + member.Name + "Specified";
			return null;
		}

		XmlTypeMapElementInfo CreateElementInfo (string ns, XmlTypeMapMember member, string name, TypeData typeData, bool isNillable, XmlSchemaForm form, int order)
		{
			if (typeData.IsComplexType)
				return CreateElementInfo (ns, member, name, typeData, isNillable, form, GetTypeMapping (typeData), order);
			else
				return CreateElementInfo (ns, member, name, typeData, isNillable, form, null, order);
		}

		XmlTypeMapElementInfo CreateTextElementInfo (string ns, XmlTypeMapMember member, TypeData typeData)
		{
			XmlTypeMapElementInfo einfo = new XmlTypeMapElementInfo (member, typeData);
			einfo.IsTextElement = true;
			einfo.WrappedElement = false;
			if (typeData.IsComplexType)
				einfo.MappedType = GetTypeMapping (typeData);
			return einfo;
		}

		CodeMemberField CreateFieldMember (XmlTypeMapMember member)
		{
			CodeMemberField codeField = new CodeMemberField (GetDomType (member.TypeData), member.Name);
			codeField.Attributes = MemberAttributes.Public;
			AddComments (codeField, member.Documentation);

			if (member.DefaultValue != System.DBNull.Value)
				GenerateDefaultAttribute (codeField, member.TypeData, member.DefaultValue);

			return codeField;
		}

		public void AddMember (XmlTypeMapMember member)
		{
			// If GlobalIndex has not been set, set it now
			if (member.GlobalIndex == -1)
				member.GlobalIndex = _allMembers.Count;
			
			_allMembers.Add (member);
			
			if (!(member.DefaultValue is System.DBNull) && member.DefaultValue != null) {
				if (_membersWithDefault == null) _membersWithDefault = new ArrayList ();
				_membersWithDefault.Add (member);
			}
			
			if (member.IsReturnValue)
				_returnMember = member;
			
			if (member is XmlTypeMapMemberAttribute)
			{
				XmlTypeMapMemberAttribute atm = (XmlTypeMapMemberAttribute)member;
				if (_attributeMembers == null) _attributeMembers = new Hashtable();
				string key = BuildKey (atm.AttributeName, atm.Namespace, -1);
				if (_attributeMembers.ContainsKey (key))
					throw new InvalidOperationException ("The XML attribute named '" + atm.AttributeName + "' from namespace '" + atm.Namespace + "' is already present in the current scope. Use XML attributes to specify another XML name or namespace for the attribute.");
				member.Index = _attributeMembers.Count;
				_attributeMembers.Add (key, member);
				return;
			}
			else if (member is XmlTypeMapMemberFlatList)
			{
				RegisterFlatList ((XmlTypeMapMemberFlatList)member);
			}
			else if (member is XmlTypeMapMemberAnyElement)
			{
				XmlTypeMapMemberAnyElement mem = (XmlTypeMapMemberAnyElement) member;
				if (mem.IsDefaultAny) _defaultAnyElement = mem;
				if (mem.TypeData.IsListType) RegisterFlatList (mem);
			}
			else if (member is XmlTypeMapMemberAnyAttribute)
			{
				_defaultAnyAttribute = (XmlTypeMapMemberAnyAttribute) member;
				return;
			}
			else if (member is XmlTypeMapMemberNamespaces)
			{
				_namespaceDeclarations = (XmlTypeMapMemberNamespaces) member;
				return;
			}

			if (member is XmlTypeMapMemberElement && ((XmlTypeMapMemberElement)member).IsXmlTextCollector)
			{
				if (_xmlTextCollector != null) throw new InvalidOperationException ("XmlTextAttribute can only be applied once in a class");
				_xmlTextCollector = member;
			}

			if (_elementMembers == null) {
				_elementMembers = new ArrayList();
				_elements = new Hashtable();
			}

			member.Index = _elementMembers.Count;
			_elementMembers.Add (member);

			ICollection elemsInfo = ((XmlTypeMapMemberElement)member).ElementInfo;
			foreach (XmlTypeMapElementInfo elem in elemsInfo)
			{
				string key = BuildKey (elem.ElementName, elem.Namespace, elem.ExplicitOrder);
				if (_elements.ContainsKey (key)) 
					throw new InvalidOperationException ("The XML element named '" + elem.ElementName + "' from namespace '" + elem.Namespace + "' is already present in the current scope. Use XML attributes to specify another XML name or namespace for the element.");
				_elements.Add (key, elem);
			}
			
			if (member.TypeData.IsListType && member.TypeData.Type != null && !member.TypeData.Type.IsArray) {
				if (_listMembers == null) _listMembers = new ArrayList ();
				_listMembers.Add (member);
			}
		}

		bool DefinedInBaseMap (XmlTypeMapping map, XmlTypeMapMember member)
		{
			if (((ClassMap)map.ObjectMap).FindMember (member.Name) != null)
				return true;
			else if (map.BaseMap != null)
				return DefinedInBaseMap (map.BaseMap, member);
			else
				return false;
		}

		void GenerateSetMemberValueFromAttr (XmlTypeMapMember member, string ob, string value, bool isValueList)
		{
			// Enumeration values specified in custom attributes are stored as integer
			// values if the custom attribute property is of type object. So, it is
			// necessary to convert to the enum type before asigning the value to the field.
			
			if (member.TypeData.Type.IsEnum)
				value = GetCast (member.TypeData.Type, value);
			GenerateSetMemberValue (member, ob, value, isValueList, true);
		}

		bool IsReadOnly (XmlTypeMapMember member, TypeData memType, object ob, bool isValueList)
		{
			if (isValueList) return !memType.HasPublicConstructor;
			else return member.IsReadOnly (ob.GetType()) || !memType.HasPublicConstructor;
		}

		void SetMemberValue (XmlTypeMapMember member, object ob, object value, bool isValueList)
		{
			if (isValueList) ((object[])ob)[member.GlobalIndex] = value;
			else {
				member.SetValue (ob, value);
				if (member.IsOptionalValueType)
					member.SetValueSpecified (ob, true); 
			}
		}

		void GenerateSetMemberValue (XmlTypeMapMember member, string ob, string value, bool isValueList)
		{
			if (isValueList) WriteLine (ob + "[" + member.GlobalIndex + "] = " + value + ";");
			else {
				WriteLine (ob + "[email protected]" + member.Name + " = " + value + ";");
				if (member.IsOptionalValueType)
					WriteLine (ob + "." + member.Name + "Specified = true;");
			}
		}

		public XmlTypeMapElementInfo (XmlTypeMapMember member, TypeData type)
		{
			_member = member;
			_type = type;
		}