C# ClassMap.GetElement方法代码示例

		void ImportChoiceContent (XmlQualifiedName typeQName, ClassMap cmap, XmlSchemaChoice choice, CodeIdentifiers classIds, bool multiValue)
		{
			XmlTypeMapElementInfoList choices = new XmlTypeMapElementInfoList ();
			multiValue = ImportChoices (typeQName, null, choices, choice.Items) || multiValue;
			if (choices.Count == 0) return;

			if (choice.MaxOccurs > 1) multiValue = true;

			XmlTypeMapMemberElement member;
			if (multiValue)
			{
				member = new XmlTypeMapMemberFlatList ();
				member.Name = classIds.AddUnique ("Items", member);
				ListMap listMap = new ListMap ();
				listMap.ItemInfo = choices;
				((XmlTypeMapMemberFlatList)member).ListMap = listMap;
			}
			else
			{
				member = new XmlTypeMapMemberElement ();
				member.Name = classIds.AddUnique ("Item", member);
			}
			
			// If all choices have the same type, use that type for the member.
			// If not use System.Object.
			// If there are at least two choices with the same type, use a choice
			// identifier attribute

			TypeData typeData = null;
			bool twoEqual = false;
			bool allEqual = true;
			Hashtable types = new Hashtable ();

			for (int n = choices.Count - 1; n >= 0; n--)
			{
				XmlTypeMapElementInfo einfo = (XmlTypeMapElementInfo) choices [n];
				
				// In some complex schemas, we may end up with several options
				// with the same name. It is better to ignore the extra options
				// than to crash. It's the best we can do, and btw it works
				// better than in MS.NET.
				
				if (cmap.GetElement (einfo.ElementName, einfo.Namespace, einfo.ExplicitOrder) != null ||
					choices.IndexOfElement (einfo.ElementName, einfo.Namespace) != n)
				{
					choices.RemoveAt (n);
					continue;
				}
					
				if (types.ContainsKey (einfo.TypeData)) twoEqual = true;
				else types.Add (einfo.TypeData, einfo);

				TypeData choiceType = einfo.TypeData;
				if (choiceType.SchemaType == SchemaTypes.Class)
				{
					// When comparing class types, use the most generic class in the
					// inheritance hierarchy

					XmlTypeMapping choiceMap = GetTypeMapping (choiceType);
					BuildPendingMap (choiceMap);
					while (choiceMap.BaseMap != null) {
						choiceMap = choiceMap.BaseMap;
						BuildPendingMap (choiceMap);
						choiceType = choiceMap.TypeData;
					}
				}
				
				if (typeData == null) typeData = choiceType;
				else if (typeData != choiceType) allEqual = false;
			}

			if (!allEqual)
				typeData = TypeTranslator.GetTypeData (typeof(object));

			if (twoEqual)
			{
				// Create the choice member
				XmlTypeMapMemberElement choiceMember = new XmlTypeMapMemberElement ();
				choiceMember.Ignore = true;
				choiceMember.Name = classIds.AddUnique (member.Name + "ElementName", choiceMember);
				member.ChoiceMember = choiceMember.Name;

				// Create the choice enum
				XmlTypeMapping enumMap = CreateTypeMapping (new XmlQualifiedName (member.Name + "ChoiceType", typeQName.Namespace), SchemaTypes.Enum, null);
				enumMap.IncludeInSchema = false;

				CodeIdentifiers codeIdents = new CodeIdentifiers ();
				EnumMap.EnumMapMember[] members = new EnumMap.EnumMapMember [choices.Count];
				for (int n=0; n<choices.Count; n++)
				{
					XmlTypeMapElementInfo it =(XmlTypeMapElementInfo) choices[n];
					bool extraNs = (it.Namespace != null && it.Namespace != "" && it.Namespace != typeQName.Namespace);
					string xmlName = extraNs ? it.Namespace + ":" + it.ElementName : it.ElementName;
					string enumName = codeIdents.AddUnique (CodeIdentifier.MakeValid (it.ElementName), it);
					members [n] = new EnumMap.EnumMapMember (xmlName, enumName);
				}
				enumMap.ObjectMap = new EnumMap (members, false);

				choiceMember.TypeData = multiValue ? enumMap.TypeData.ListTypeData : enumMap.TypeData;
				choiceMember.ElementInfo.Add (CreateElementInfo (typeQName.Namespace, choiceMember, choiceMember.Name, choiceMember.TypeData, false, XmlSchemaForm.None, -1));
//.........这里部分代码省略.........

//.........这里部分代码省略.........
					WriteLine ("");
				}
				
				if (_format == SerializationFormat.Encoded && map.ElementMembers != null)
				{
					_fixupCallbacks.Add (xmlMap);
					WriteLine ("Fixup fixup = new Fixup(" + ob + ", new XmlSerializationFixupCallback(" + GetFixupCallbackName (xmlMap) + "), " + map.ElementMembers.Count + ");");
					WriteLine ("AddFixup (fixup);");
					WriteLine ("");
				}
	
				ArrayList infos = null;
				
				int maxInd;
				if (readBySoapOrder) {
					if (map.ElementMembers != null) maxInd = map.ElementMembers.Count;
					else maxInd = 0;
				}
				else
				{
					infos = new ArrayList ();
					infos.AddRange (map.AllElementInfos);
					maxInd = infos.Count;
					
					WriteLine ("while (Reader.NodeType != System.Xml.XmlNodeType.EndElement) ");
					WriteLineInd ("{");
					WriteLine ("if (Reader.NodeType == System.Xml.XmlNodeType.Element) ");
					WriteLineInd ("{");
				}
				
				first = true;
				for (int ind = 0; ind < maxInd; ind++)
				{
					XmlTypeMapElementInfo info = readBySoapOrder ? map.GetElement (ind) : (XmlTypeMapElementInfo) infos [ind];
					
					if (!readBySoapOrder)
					{
						if (info.IsTextElement || info.IsUnnamedAnyElement) continue;
						string elemCond = first ? "" : "else ";
						elemCond += "if (";
						if (info.ExplicitOrder >= 0)
							elemCond += "idx < " + info.ExplicitOrder + "&& ";
						if (!(info.Member.IsReturnValue && _format == SerializationFormat.Encoded)) {
							elemCond += "Reader.LocalName == " + GetLiteral (info.ElementName);
							if (!map.IgnoreMemberNamespace) elemCond += " && Reader.NamespaceURI == " + GetLiteral (info.Namespace);
							elemCond += " && ";
						}
						if (readFlag[info.Member.Index] != null)
							elemCond += "!" + readFlag[info.Member.Index] + ") {";
						else
							elemCond += "true) {";
						WriteLineInd (elemCond);
					}
	
					if (info.Member.GetType() == typeof (XmlTypeMapMemberList))
					{
						if (_format == SerializationFormat.Encoded && info.MultiReferenceType)
						{
							string list = GetObTempVar ();
							WriteLine ("object " + list + " = ReadReferencingElement (out fixup.Ids[" + info.Member.Index + "]);");
							RegisterReferencingMap (info.MappedType);

							WriteLineInd ("if (fixup.Ids[" + info.Member.Index + "] == null) {");	// Already read
							if (IsReadOnly (typeMap, info.Member, info.TypeData, isValueList)) 
								WriteLine ("throw CreateReadOnlyCollectionException (" + GetLiteral(info.TypeData.CSharpFullName) + ");");
							else 

		void ReadMembers (ClassMap map, object ob, bool isValueList, bool readByOrder)
		{
			// Set the default values of the members
			if (map.MembersWithDefault != null)
			{
				ArrayList members = map.MembersWithDefault;
				for (int n=0; n<members.Count; n++) {
					XmlTypeMapMember mem = (XmlTypeMapMember) members[n];
					SetMemberValueFromAttr (mem, ob, mem.DefaultValue, isValueList);
				}
			}
			
			// Reads attributes

			XmlTypeMapMember anyAttrMember = map.DefaultAnyAttributeMember;
			int anyAttributeIndex = 0;
			object anyAttributeArray = null;

			while (Reader.MoveToNextAttribute())
			{
				XmlTypeMapMemberAttribute member = map.GetAttribute (Reader.LocalName, Reader.NamespaceURI);

				if (member != null) 
				{
					SetMemberValue (member, ob, GetValueFromXmlString (Reader.Value, member.TypeData, member.MappedType), isValueList);
				}
				else if (IsXmlnsAttribute(Reader.Name)) 
				{
					// If the map has NamespaceDeclarations,
					// then store this xmlns to the given member.
					// If the instance doesn't exist, then create.
					if (map.NamespaceDeclarations != null) {
						XmlSerializerNamespaces nss = this.GetMemberValue (map.NamespaceDeclarations, ob, isValueList) as XmlSerializerNamespaces;
						if (nss == null) {
							nss = new XmlSerializerNamespaces ();
							SetMemberValue (map.NamespaceDeclarations, ob, nss, isValueList);
						}
						if (Reader.Prefix == "xmlns")
							nss.Add (Reader.LocalName, Reader.Value);
						else
							nss.Add ("", Reader.Value);
					}
				}	
				else if (anyAttrMember != null) 
				{
					XmlAttribute attr = (XmlAttribute) Document.ReadNode(Reader);
					ParseWsdlArrayType (attr);
					AddListValue (anyAttrMember.TypeData, ref anyAttributeArray, anyAttributeIndex++, attr, true);
				}
				else
					ProcessUnknownAttribute(ob);
			}

			if (anyAttrMember != null)
			{
				anyAttributeArray = ShrinkArray ((Array)anyAttributeArray, anyAttributeIndex, anyAttrMember.TypeData.Type.GetElementType(), true);
				SetMemberValue (anyAttrMember, ob, anyAttributeArray, isValueList);
			}
			
			if (!isValueList)
			{
				Reader.MoveToElement();
				if (Reader.IsEmptyElement) 
					return;

				Reader.ReadStartElement();
			}

			// Reads elements

			bool[] readFlag = new bool[(map.ElementMembers != null) ? map.ElementMembers.Count : 0];

			bool hasAnyReturnMember = (isValueList && _format == SerializationFormat.Encoded && map.ReturnMember != null 
										&& map.ReturnMember.TypeData.Type == typeof(object));
			
			Reader.MoveToContent();

			int[] indexes = null;
			object[] flatLists = null;
			Fixup fixup = null;
			int ind = 0;
			int maxInd;

			if (readByOrder) {
				if (map.ElementMembers != null) maxInd = map.ElementMembers.Count;
				else maxInd = 0;
			}
			else
				maxInd = int.MaxValue;

			if (map.FlatLists != null) 
			{
				indexes = new int[map.FlatLists.Count];
				flatLists = new object[map.FlatLists.Count];
				foreach (XmlTypeMapMemberExpandable mem in map.FlatLists)
					if (IsReadOnly (mem, ob, isValueList)) flatLists[mem.FlatArrayIndex] = mem.GetValue (ob);
			}
			
			if (_format == SerializationFormat.Encoded && map.ElementMembers != null)
			{
//.........这里部分代码省略.........

		void ReadMembers (ClassMap map, object ob, bool isValueList, bool readByOrder)
		{
			// Reads attributes
			ReadAttributeMembers (map, ob, isValueList);

			if (!isValueList)
			{
				Reader.MoveToElement();
				if (Reader.IsEmptyElement) { 
					SetListMembersDefaults (map, ob, isValueList);
					return;
				}

				Reader.ReadStartElement();
			}

			// Reads elements

			bool[] readFlag = new bool[(map.ElementMembers != null) ? map.ElementMembers.Count : 0];

			bool hasAnyReturnMember = (isValueList && _format == SerializationFormat.Encoded && map.ReturnMember != null);
			
			Reader.MoveToContent();

			int[] indexes = null;
			object[] flatLists = null;
			object[] flatListsChoices = null;
			Fixup fixup = null;
			int ind = 0;
			int maxInd;

			if (readByOrder) {
				if (map.ElementMembers != null) maxInd = map.ElementMembers.Count;
				else maxInd = 0;
			}
			else
				maxInd = int.MaxValue;

			if (map.FlatLists != null) 
			{
				indexes = new int[map.FlatLists.Count];
				flatLists = new object[map.FlatLists.Count];
				foreach (XmlTypeMapMemberExpandable mem in map.FlatLists) {
					if (IsReadOnly (mem, mem.TypeData, ob, isValueList))
						flatLists [mem.FlatArrayIndex] = mem.GetValue (ob);
					else if (mem.TypeData.Type.IsArray) {
						flatLists [mem.FlatArrayIndex] = InitializeList (mem.TypeData);
					}
					else {
						object list = mem.GetValue (ob);
						if (list == null) {
							list = InitializeList (mem.TypeData);
							SetMemberValue (mem, ob, list, isValueList);
						}
						flatLists [mem.FlatArrayIndex] = list;
					}
						
					if (mem.ChoiceMember != null) {
						if (flatListsChoices == null)
							flatListsChoices = new object [map.FlatLists.Count];
						flatListsChoices [mem.FlatArrayIndex] = InitializeList (mem.ChoiceTypeData);
					}
				}
			}
			
			if (_format == SerializationFormat.Encoded && map.ElementMembers != null)
			{
				FixupCallbackInfo info = new FixupCallbackInfo (this, map, isValueList);
				fixup = new Fixup(ob, new XmlSerializationFixupCallback(info.FixupMembers), map.ElementMembers.Count);
				AddFixup (fixup);
			}

			while (Reader.NodeType != System.Xml.XmlNodeType.EndElement && (ind < maxInd)) 
			{
				if (Reader.NodeType == System.Xml.XmlNodeType.Element) 
				{
					XmlTypeMapElementInfo info;
					
					if (readByOrder) {
						info = map.GetElement (ind++);
					}
					else if (hasAnyReturnMember) {
						info = (XmlTypeMapElementInfo) ((XmlTypeMapMemberElement)map.ReturnMember).ElementInfo[0];
						hasAnyReturnMember = false;
					}
					else
						info = map.GetElement (Reader.LocalName, Reader.NamespaceURI);
						
					if (info != null && !readFlag[info.Member.Index] )
					{
						if (info.Member.GetType() == typeof (XmlTypeMapMemberList))
						{
							if (_format == SerializationFormat.Encoded && info.MultiReferenceType)
							{
								object list = ReadReferencingElement (out fixup.Ids[info.Member.Index]);
								if (fixup.Ids[info.Member.Index] == null)	// Already read
								{
									if (IsReadOnly (info.Member, info.TypeData, ob, isValueList)) throw CreateReadOnlyCollectionException (info.TypeData.FullTypeName);
									else SetMemberValue (info.Member, ob, list, isValueList);
								}
//.........这里部分代码省略.........

		void GenerateReadMembers (XmlMapping xmlMap, ClassMap map, string ob, bool isValueList, bool readByOrder)
		{
			XmlTypeMapping typeMap = xmlMap as XmlTypeMapping;
			Type xmlMapType = (typeMap != null) ? typeMap.TypeData.Type : typeof(object[]);
			
			// Load the default value of members
			if (map.MembersWithDefault != null)
			{
				ArrayList members = map.MembersWithDefault;
				for (int n=0; n<members.Count; n++) {
					XmlTypeMapMember mem = (XmlTypeMapMember) members[n];
					GenerateSetMemberValueFromAttr (mem, ob, GetLiteral (mem.DefaultValue), isValueList);
				}
			}
			
			// A value list cannot have attributes

			bool first;
			if (!isValueList && !GenerateReadHook (HookType.attributes, xmlMapType))
			{
				// Reads attributes
				
				XmlTypeMapMember anyAttrMember = map.DefaultAnyAttributeMember;
				
				if (anyAttrMember != null)
				{
					WriteLine ("int anyAttributeIndex = 0;");
					WriteLine (anyAttrMember.TypeData.FullTypeName + " anyAttributeArray = null;");
				}
				
				WriteLine ("while (Reader.MoveToNextAttribute())");
				WriteLineInd ("{");
				first = true;
				if (map.AttributeMembers != null) {
					foreach (XmlTypeMapMemberAttribute at in map.AttributeMembers)
					{
						WriteLineInd ((first?"":"else ") + "if (Reader.LocalName == " + GetLiteral (at.AttributeName) + " && Reader.NamespaceURI == " + GetLiteral (at.Namespace) + ") {");
						if (!GenerateReadMemberHook (xmlMapType, at)) {
							GenerateSetMemberValue (at, ob, GenerateGetValueFromXmlString ("Reader.Value", at.TypeData, at.MappedType), isValueList);
							GenerateEndHook ();
						}
						WriteLineUni ("}");
						first = false;
					}
				}
				WriteLineInd ((first?"":"else ") + "if (IsXmlnsAttribute (Reader.Name)) {");

				// If the map has NamespaceDeclarations,
				// then store this xmlns to the given member.
				// If the instance doesn't exist, then create.
				
				if (map.NamespaceDeclarations != null) {
					if (!GenerateReadMemberHook (xmlMapType, map.NamespaceDeclarations)) {
						string nss = ob + "[email protected]" + map.NamespaceDeclarations.Name;
						WriteLine ("if (" + nss + " == null) " + nss + " = new XmlSerializerNamespaces ();");
						WriteLineInd ("if (Reader.Prefix == \"xmlns\")");
						WriteLine (nss + ".Add (Reader.LocalName, Reader.Value);");
						Unindent ();
						WriteLineInd ("else");
						WriteLine (nss + ".Add (\"\", Reader.Value);");
						Unindent ();
						GenerateEndHook ();
					}
				}
				
				WriteLineUni ("}");
				WriteLineInd ("else {");

				if (anyAttrMember != null) 
				{
					if (!GenerateReadArrayMemberHook (xmlMapType, anyAttrMember, "anyAttributeIndex")) {
						WriteLine ("System.Xml.XmlAttribute attr = (System.Xml.XmlAttribute) Document.ReadNode(Reader);");
						if (typeof(System.Xml.Schema.XmlSchemaAnnotated).IsAssignableFrom (xmlMapType)) 
							WriteLine ("ParseWsdlArrayType (attr);");
						GenerateAddListValue (anyAttrMember.TypeData, "anyAttributeArray", "anyAttributeIndex", GetCast (anyAttrMember.TypeData.ListItemTypeData, "attr"), true);
						GenerateEndHook ();
					}
					WriteLine ("anyAttributeIndex++;");
				}
				else {
					if (!GenerateReadHook (HookType.unknownAttribute, xmlMapType)) {
						WriteLine ("UnknownNode (" + ob + ");");
						GenerateEndHook ();
					}
				}

				WriteLineUni ("}");
				WriteLineUni ("}");

				if (anyAttrMember != null && !MemberHasReadReplaceHook (xmlMapType, anyAttrMember))
				{
					WriteLine ("");
					WriteLine("anyAttributeArray = (" + anyAttrMember.TypeData.FullTypeName + ") ShrinkArray (anyAttributeArray, anyAttributeIndex, " + GetTypeOf(anyAttrMember.TypeData.Type.GetElementType()) + ", true);");
					GenerateSetMemberValue (anyAttrMember, ob, "anyAttributeArray", isValueList);
				}
				WriteLine ("");
	
				GenerateEndHook ();
			}

//.........这里部分代码省略.........