5 // John Donagher (john@webmeta.com)
6 // Lluis Sanchez Gual (lluis@ximian.com)
8 // (C) 2002 John Donagher
12 // Permission is hereby granted, free of charge, to any person obtaining
13 // a copy of this software and associated documentation files (the
14 // "Software"), to deal in the Software without restriction, including
15 // without limitation the rights to use, copy, modify, merge, publish,
16 // distribute, sublicense, and/or sell copies of the Software, and to
17 // permit persons to whom the Software is furnished to do so, subject to
18 // the following conditions:
20 // The above copyright notice and this permission notice shall be
21 // included in all copies or substantial portions of the Software.
23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
27 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
28 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
29 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
34 using System.Collections;
35 using System.Globalization;
36 using System.Xml.Schema;
37 using System.Reflection;
39 namespace System.Xml.Serialization
41 public class XmlTypeMapping : XmlMapping
43 private string xmlType;
44 private string xmlTypeNamespace;
46 XmlTypeMapping baseMap;
47 bool multiReferenceType = false;
51 bool isNullable = true;
53 ArrayList _derivedTypes = new ArrayList();
55 internal XmlTypeMapping(string elementName, string ns, TypeData typeData, string xmlType, string xmlTypeNamespace)
56 : base (elementName, ns)
59 this.xmlType = xmlType;
60 this.xmlTypeNamespace = xmlTypeNamespace;
64 public string ElementName
66 get { return _elementName; }
69 public string Namespace
71 get { return _namespace; }
75 public string TypeFullName
77 get { return type.FullTypeName; }
80 public string TypeName
82 get { return type.TypeName; }
86 public string XsdTypeName
88 get { return XmlType; }
91 public string XsdTypeNamespace
93 get { return XmlTypeNamespace; }
97 internal TypeData TypeData
102 internal string XmlType
104 get { return xmlType; }
105 set { xmlType = value; }
108 internal string XmlTypeNamespace
110 get { return xmlTypeNamespace; }
111 set { xmlTypeNamespace = value; }
114 internal ArrayList DerivedTypes
116 get { return _derivedTypes; }
117 set { _derivedTypes = value; }
120 internal bool MultiReferenceType
122 get { return multiReferenceType; }
123 set { multiReferenceType = value; }
126 internal XmlTypeMapping BaseMap
128 get { return baseMap; }
129 set { baseMap = value; }
132 internal bool IsSimpleType
134 get { return isSimpleType; }
135 set { isSimpleType = value; }
138 internal string Documentation
140 set { documentation = value; }
141 get { return documentation; }
144 internal bool IncludeInSchema
146 get { return includeInSchema; }
147 set { includeInSchema = value; }
150 internal bool IsNullable
152 get { return isNullable; }
153 set { isNullable = value; }
156 internal XmlTypeMapping GetRealTypeMap (Type objectType)
158 if (TypeData.SchemaType == SchemaTypes.Enum)
161 // Returns the map for a subtype of this map's type
162 if (TypeData.Type == objectType) return this;
163 for (int n=0; n<_derivedTypes.Count; n++) {
164 XmlTypeMapping map = (XmlTypeMapping) _derivedTypes[n];
165 if (map.TypeData.Type == objectType) return map;
171 internal XmlTypeMapping GetRealElementMap (string name, string ens)
173 if (xmlType == name && xmlTypeNamespace == ens) return this;
174 foreach (XmlTypeMapping map in _derivedTypes)
175 if (map.xmlType == name && map.xmlTypeNamespace == ens) return map;
180 internal void UpdateRoot (XmlQualifiedName qname)
183 this._elementName = qname.Name;
184 this._namespace = qname.Namespace;
190 // Mapping info for XmlSerializable
191 internal class XmlSerializableMapping : XmlTypeMapping
195 XmlSchemaComplexType _schemaType;
196 XmlQualifiedName _schemaTypeName;
199 internal XmlSerializableMapping(XmlRootAttribute root, string elementName, string ns, TypeData typeData, string xmlType, string xmlTypeNamespace)
200 : base(elementName, ns, typeData, xmlType, xmlTypeNamespace)
203 XmlSchemaProviderAttribute schemaProvider = (XmlSchemaProviderAttribute) Attribute.GetCustomAttribute (typeData.Type, typeof (XmlSchemaProviderAttribute));
205 if (schemaProvider != null) {
206 string method = schemaProvider.MethodName;
207 MethodInfo mi = typeData.Type.GetMethod (method, BindingFlags.Static | BindingFlags.Public | BindingFlags.FlattenHierarchy);
209 throw new InvalidOperationException (String.Format ("Type '{0}' must implement public static method '{1}'", typeData.Type, method));
210 if (!typeof (XmlQualifiedName).IsAssignableFrom (mi.ReturnType) &&
211 // LAMESPEC: it is undocumented. (We don't have to tell users about it in the error message.)
212 // Also do not add such a silly compatibility test to assert that it does not raise an error.
213 !typeof (XmlSchemaComplexType).IsAssignableFrom (mi.ReturnType))
214 throw new InvalidOperationException (String.Format ("Method '{0}' indicated by XmlSchemaProviderAttribute must have its return type as XmlQualifiedName", method));
215 XmlSchemaSet xs = new XmlSchemaSet ();
216 object retVal = mi.Invoke (null, new object [] { xs });
217 _schemaTypeName = XmlQualifiedName.Empty;
221 if (retVal is XmlSchemaComplexType) {
222 _schemaType = (XmlSchemaComplexType) retVal;
223 if (!_schemaType.QualifiedName.IsEmpty)
224 _schemaTypeName = _schemaType.QualifiedName;
226 _schemaTypeName = new XmlQualifiedName (xmlType, xmlTypeNamespace);
228 else if (retVal is XmlQualifiedName) {
229 _schemaTypeName = (XmlQualifiedName)retVal;
232 throw new InvalidOperationException (
233 String.Format ("Method {0}.{1}() specified by XmlSchemaProviderAttribute has invalid signature: return type must be compatible with System.Xml.XmlQualifiedName.", typeData.Type.Name, method));
235 // defaultNamespace at XmlReflectionImporter takes precedence for Namespace, but not for XsdTypeNamespace.
236 UpdateRoot (new XmlQualifiedName (root != null ? root.ElementName : _schemaTypeName.Name, root != null ? root.Namespace : Namespace ?? _schemaTypeName.Namespace));
237 XmlTypeNamespace = _schemaTypeName.Namespace;
238 XmlType = _schemaTypeName.Name;
240 if (!_schemaTypeName.IsEmpty && xs.Count > 0) {
241 XmlSchema [] schemas = new XmlSchema [xs.Count];
242 xs.CopyTo (schemas, 0);
243 _schema = schemas [0];
249 IXmlSerializable serializable = (IXmlSerializable)Activator.CreateInstance (typeData.Type, true);
252 _schema = serializable.GetSchema();
253 } catch (Exception) {
254 // LAMESPEC: .NET has a bad exception catch and swallows it silently.
257 _schema = serializable.GetSchema();
261 if (_schema.Id == null || _schema.Id.Length == 0)
262 throw new InvalidOperationException("Schema Id is missing. The schema returned from " + typeData.Type.FullName + ".GetSchema() must have an Id.");
266 internal XmlSchema Schema
268 get { return _schema; }
272 internal XmlSchemaType SchemaType {
273 get { return _schemaType; }
276 internal XmlQualifiedName SchemaTypeName {
277 get { return _schemaTypeName; }
283 // Mapping info for classes and structs
285 internal class ClassMap: ObjectMap
287 Hashtable _elements = new Hashtable ();
288 ArrayList _elementMembers;
289 Hashtable _attributeMembers;
290 XmlTypeMapMemberAttribute[] _attributeMembersArray;
291 XmlTypeMapElementInfo[] _elementsByIndex;
292 ArrayList _flatLists;
293 ArrayList _allMembers = new ArrayList ();
294 ArrayList _membersWithDefault;
295 ArrayList _listMembers;
296 XmlTypeMapMemberAnyElement _defaultAnyElement;
297 XmlTypeMapMemberAnyAttribute _defaultAnyAttribute;
298 XmlTypeMapMemberNamespaces _namespaceDeclarations;
299 XmlTypeMapMember _xmlTextCollector;
300 XmlTypeMapMember _returnMember;
301 bool _ignoreMemberNamespace;
302 bool _canBeSimpleType = true;
304 public void AddMember (XmlTypeMapMember member)
306 member.GlobalIndex = _allMembers.Count;
307 _allMembers.Add (member);
309 if (!(member.DefaultValue is System.DBNull) && member.DefaultValue != null) {
310 if (_membersWithDefault == null) _membersWithDefault = new ArrayList ();
311 _membersWithDefault.Add (member);
314 if (member.IsReturnValue)
315 _returnMember = member;
317 if (member is XmlTypeMapMemberAttribute)
319 XmlTypeMapMemberAttribute atm = (XmlTypeMapMemberAttribute)member;
320 if (_attributeMembers == null) _attributeMembers = new Hashtable();
321 string key = BuildKey (atm.AttributeName, atm.Namespace);
322 if (_attributeMembers.ContainsKey (key))
323 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.");
324 member.Index = _attributeMembers.Count;
325 _attributeMembers.Add (key, member);
328 else if (member is XmlTypeMapMemberFlatList)
330 RegisterFlatList ((XmlTypeMapMemberFlatList)member);
332 else if (member is XmlTypeMapMemberAnyElement)
334 XmlTypeMapMemberAnyElement mem = (XmlTypeMapMemberAnyElement) member;
335 if (mem.IsDefaultAny) _defaultAnyElement = mem;
336 if (mem.TypeData.IsListType) RegisterFlatList (mem);
338 else if (member is XmlTypeMapMemberAnyAttribute)
340 _defaultAnyAttribute = (XmlTypeMapMemberAnyAttribute) member;
343 else if (member is XmlTypeMapMemberNamespaces)
345 _namespaceDeclarations = (XmlTypeMapMemberNamespaces) member;
349 if (member is XmlTypeMapMemberElement && ((XmlTypeMapMemberElement)member).IsXmlTextCollector)
351 if (_xmlTextCollector != null) throw new InvalidOperationException ("XmlTextAttribute can only be applied once in a class");
352 _xmlTextCollector = member;
355 if (_elementMembers == null) {
356 _elementMembers = new ArrayList();
357 _elements = new Hashtable();
360 member.Index = _elementMembers.Count;
361 _elementMembers.Add (member);
363 ICollection elemsInfo = ((XmlTypeMapMemberElement)member).ElementInfo;
364 foreach (XmlTypeMapElementInfo elem in elemsInfo)
366 string key = BuildKey (elem.ElementName, elem.Namespace);
367 if (_elements.ContainsKey (key))
368 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.");
369 _elements.Add (key, elem);
372 if (member.TypeData.IsListType && member.TypeData.Type != null && !member.TypeData.Type.IsArray) {
373 if (_listMembers == null) _listMembers = new ArrayList ();
374 _listMembers.Add (member);
378 void RegisterFlatList (XmlTypeMapMemberExpandable member)
380 if (_flatLists == null) _flatLists = new ArrayList ();
381 member.FlatArrayIndex = _flatLists.Count;
382 _flatLists.Add (member);
385 public XmlTypeMapMemberAttribute GetAttribute (string name, string ns)
387 if (_attributeMembers == null) return null;
388 return (XmlTypeMapMemberAttribute)_attributeMembers [BuildKey(name,ns)];
391 public XmlTypeMapElementInfo GetElement (string name, string ns)
393 if (_elements == null) return null;
394 return (XmlTypeMapElementInfo)_elements [BuildKey(name,ns)];
397 public XmlTypeMapElementInfo GetElement (int index)
399 if (_elements == null) return null;
401 if (_elementsByIndex == null)
403 _elementsByIndex = new XmlTypeMapElementInfo [_elementMembers.Count];
404 foreach (XmlTypeMapMemberElement mem in _elementMembers)
406 if (mem.ElementInfo.Count != 1)
407 throw new InvalidOperationException ("Read by order only possible for encoded/bare format");
409 _elementsByIndex [mem.Index] = (XmlTypeMapElementInfo) mem.ElementInfo [0];
413 return _elementsByIndex [index];
416 private string BuildKey (string name, string ns)
418 if (_ignoreMemberNamespace) return name;
419 else return name + " / " + ns;
422 public ICollection AllElementInfos
424 get { return _elements.Values; }
428 public bool IgnoreMemberNamespace
430 get { return _ignoreMemberNamespace; }
431 set { _ignoreMemberNamespace = value; }
434 public XmlTypeMapMember FindMember (string name)
436 for (int n=0; n<_allMembers.Count; n++)
437 if (((XmlTypeMapMember)_allMembers[n]).Name == name) return (XmlTypeMapMember)_allMembers[n];
441 public XmlTypeMapMemberAnyElement DefaultAnyElementMember
443 get { return _defaultAnyElement; }
446 public XmlTypeMapMemberAnyAttribute DefaultAnyAttributeMember
448 get { return _defaultAnyAttribute; }
451 public XmlTypeMapMemberNamespaces NamespaceDeclarations
453 get { return _namespaceDeclarations; }
456 public ICollection AttributeMembers
460 if (_attributeMembers == null) return null;
461 if (_attributeMembersArray != null) return _attributeMembersArray;
463 _attributeMembersArray = new XmlTypeMapMemberAttribute[_attributeMembers.Count];
464 foreach (XmlTypeMapMemberAttribute mem in _attributeMembers.Values)
465 _attributeMembersArray [mem.Index] = mem;
466 return _attributeMembersArray;
470 public ICollection ElementMembers
472 get { return _elementMembers; }
475 public ArrayList AllMembers
477 get { return _allMembers; }
480 public ArrayList FlatLists
482 get { return _flatLists; }
485 public ArrayList MembersWithDefault
487 get { return _membersWithDefault; }
490 public ArrayList ListMembers
492 get { return _listMembers; }
495 public XmlTypeMapMember XmlTextCollector
497 get { return _xmlTextCollector; }
500 public XmlTypeMapMember ReturnMember
502 get { return _returnMember; }
505 public XmlQualifiedName SimpleContentBaseType
509 if (!_canBeSimpleType || _elementMembers == null || _elementMembers.Count != 1) return null;
510 XmlTypeMapMemberElement member = (XmlTypeMapMemberElement) _elementMembers[0];
511 if (member.ElementInfo.Count != 1) return null;
512 XmlTypeMapElementInfo einfo = (XmlTypeMapElementInfo) member.ElementInfo[0];
513 if (!einfo.IsTextElement) return null;
514 if (member.TypeData.SchemaType == SchemaTypes.Primitive || member.TypeData.SchemaType == SchemaTypes.Enum)
515 return new XmlQualifiedName (einfo.TypeData.XmlType, einfo.DataTypeNamespace);
520 public void SetCanBeSimpleType (bool can)
522 _canBeSimpleType = can;
525 public bool HasSimpleContent
529 return SimpleContentBaseType != null;
535 // Mapping info for arrays and lists
537 internal class ListMap: ObjectMap
539 XmlTypeMapElementInfoList _itemInfo;
540 bool _gotNestedMapping;
541 XmlTypeMapping _nestedArrayMapping;
542 string _choiceMember;
544 public bool IsMultiArray
548 return (NestedArrayMapping != null);
552 public string ChoiceMember
554 get { return _choiceMember; }
555 set { _choiceMember = value; }
558 public XmlTypeMapping NestedArrayMapping
562 if (_gotNestedMapping) return _nestedArrayMapping;
563 _gotNestedMapping = true;
565 _nestedArrayMapping = ((XmlTypeMapElementInfo)_itemInfo[0]).MappedType;
567 if (_nestedArrayMapping == null) return null;
569 if (_nestedArrayMapping.TypeData.SchemaType != SchemaTypes.Array) {
570 _nestedArrayMapping = null; return null;
573 foreach (XmlTypeMapElementInfo elem in _itemInfo)
574 if (elem.MappedType != _nestedArrayMapping) {
575 _nestedArrayMapping = null;
579 return _nestedArrayMapping;
583 public XmlTypeMapElementInfoList ItemInfo
586 get { return _itemInfo; }
587 set { _itemInfo = value; }
590 public XmlTypeMapElementInfo FindElement (object ob, int index, object memberValue)
592 if (_itemInfo.Count == 1)
593 return (XmlTypeMapElementInfo) _itemInfo[0];
594 else if (_choiceMember != null && index != -1)
596 Array values = (Array) XmlTypeMapMember.GetValue (ob, _choiceMember);
597 if (values == null || index >= values.Length)
598 throw new InvalidOperationException ("Invalid or missing choice enum value in member '" + _choiceMember + "'.");
599 object val = values.GetValue (index);
600 foreach (XmlTypeMapElementInfo elem in _itemInfo)
601 if (elem.ChoiceValue != null && elem.ChoiceValue.Equals (val))
606 if (memberValue == null) return null;
607 Type type = memberValue.GetType();
608 foreach (XmlTypeMapElementInfo elem in _itemInfo)
609 if (elem.TypeData.Type == type) return elem;
614 public XmlTypeMapElementInfo FindElement (string elementName, string ns)
616 foreach (XmlTypeMapElementInfo elem in _itemInfo)
617 if (elem.ElementName == elementName && elem.Namespace == ns) return elem;
621 public XmlTypeMapElementInfo FindTextElement ()
623 foreach (XmlTypeMapElementInfo elem in _itemInfo)
624 if (elem.IsTextElement) return elem;
628 public string GetSchemaArrayName ()
630 XmlTypeMapElementInfo einfo = (XmlTypeMapElementInfo) _itemInfo[0];
631 if (einfo.MappedType != null) return TypeTranslator.GetArrayName (einfo.MappedType.XmlType);
632 else return TypeTranslator.GetArrayName (einfo.TypeData.XmlType);
635 public void GetArrayType (int itemCount, out string localName, out string ns)
638 if (itemCount != -1) arrayDim = "[" + itemCount + "]";
639 else arrayDim = "[]";
641 XmlTypeMapElementInfo info = (XmlTypeMapElementInfo) _itemInfo[0];
642 if (info.TypeData.SchemaType == SchemaTypes.Array)
645 ((ListMap)info.MappedType.ObjectMap).GetArrayType (-1, out nm, out ns);
646 localName = nm + arrayDim;
650 if (info.MappedType != null)
652 localName = info.MappedType.XmlType + arrayDim;
653 ns = info.MappedType.Namespace;
657 localName = info.TypeData.XmlType + arrayDim;
658 ns = info.DataTypeNamespace;
663 public override bool Equals (object other)
665 ListMap lmap = other as ListMap;
666 if (lmap == null) return false;
668 if (_itemInfo.Count != lmap._itemInfo.Count) return false;
669 for (int n=0; n<_itemInfo.Count; n++)
670 if (!_itemInfo[n].Equals (lmap._itemInfo[n])) return false;
674 public override int GetHashCode ()
676 return base.GetHashCode ();
680 internal class EnumMap: ObjectMap
682 readonly EnumMapMember[] _members;
683 readonly bool _isFlags;
684 readonly string[] _enumNames = null;
685 readonly string[] _xmlNames = null;
686 readonly long[] _values = null;
688 public class EnumMapMember
690 readonly string _xmlName;
691 readonly string _enumName;
692 readonly long _value;
693 string _documentation;
695 public EnumMapMember (string xmlName, string enumName)
696 : this (xmlName, enumName, 0)
700 public EnumMapMember (string xmlName, string enumName, long value)
703 _enumName = enumName;
707 public string XmlName
709 get { return _xmlName; }
712 public string EnumName
714 get { return _enumName; }
719 get { return _value; }
722 public string Documentation
724 get { return _documentation; }
725 set { _documentation = value; }
729 public EnumMap (EnumMapMember[] members, bool isFlags)
734 _enumNames = new string[_members.Length];
735 _xmlNames = new string[_members.Length];
736 _values = new long[_members.Length];
738 for (int i = 0; i < _members.Length; i++) {
739 EnumMapMember mem = _members[i];
740 _enumNames[i] = mem.EnumName;
741 _xmlNames[i] = mem.XmlName;
742 _values[i] = mem.Value;
748 get { return _isFlags; }
751 public EnumMapMember[] Members
753 get { return _members; }
756 public string[] EnumNames
763 public string[] XmlNames
777 public string GetXmlName (string typeName, object enumValue)
779 if (enumValue is string) {
780 throw new InvalidCastException ();
786 value = ((IConvertible) enumValue).ToInt64 (CultureInfo.CurrentCulture);
787 } catch (FormatException) {
788 throw new InvalidCastException ();
791 for (int i = 0; i < Values.Length; i++) {
792 if (Values[i] == value)
796 if (IsFlags && value == 0)
799 string xmlName = string.Empty;
802 xmlName = XmlCustomFormatter.FromEnum (value, XmlNames, Values, typeName);
804 xmlName = XmlCustomFormatter.FromEnum (value, XmlNames, Values);
808 if (xmlName.Length == 0) {
810 throw new InvalidOperationException (string.Format(CultureInfo.CurrentCulture,
811 "'{0}' is not a valid value for {1}.", value, typeName));
813 return value.ToString (CultureInfo.InvariantCulture);
819 public string GetEnumName (string typeName, string xmlName)
822 xmlName = xmlName.Trim ();
823 if (xmlName.Length == 0)
826 System.Text.StringBuilder sb = new System.Text.StringBuilder ();
827 string[] enumNames = xmlName.Split (null);
828 foreach (string name in enumNames) {
829 if (name == string.Empty) continue;
830 string foundEnumValue = null;
831 for (int i = 0; i < XmlNames.Length; i++)
832 if (XmlNames[i] == name) {
833 foundEnumValue = EnumNames[i];
837 if (foundEnumValue != null) {
840 sb.Append (foundEnumValue);
842 throw new InvalidOperationException (string.Format (CultureInfo.CurrentCulture,
843 "'{0}' is not a valid value for {1}.", name, typeName));
846 return sb.ToString ();
849 foreach (EnumMapMember mem in _members)
850 if (mem.XmlName == xmlName) return mem.EnumName;