mcs/class/System.XML/System.Xml.Serialization/XmlTypeMapping.cs

   1 //
   2 // XmlTypeMapping.cs:
   3 //
   4 // Author:
   5 //   John Donagher (john@webmeta.com)
   6 //   Lluis Sanchez Gual (lluis@ximian.com)
   7 //
   8 // (C) 2002 John Donagher
   9 //
  10
  11 //
  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:
  19 //
  20 // The above copyright notice and this permission notice shall be
  21 // included in all copies or substantial portions of the Software.
  22 //
  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.
  30 //
  31
  32 using System.Xml;
  33 using System;
  34 using System.Collections;
  35 using System.Globalization;
  36 using System.Xml.Schema;
  37 using System.Reflection;
  38
  39 namespace System.Xml.Serialization
  40 {
  41         public class XmlTypeMapping : XmlMapping
  42         {
  43                 private string xmlType;
  44                 private string xmlTypeNamespace;
  45                 TypeData type;
  46                 XmlTypeMapping baseMap;
  47                 bool multiReferenceType = false;
  48                 bool isSimpleType;
  49                 string documentation;
  50                 bool includeInSchema;
  51                 bool isNullable = true;
  52
  53                 ArrayList _derivedTypes = new ArrayList();
  54
  55                 internal XmlTypeMapping(string elementName, string ns, TypeData typeData, string xmlType, string xmlTypeNamespace)
  56                 : base (elementName, ns)
  57                 {
  58                         this.type = typeData;
  59                         this.xmlType = xmlType;
  60                         this.xmlTypeNamespace = xmlTypeNamespace;
  61                 }
  62
  63 #if !NET_2_0
  64                 public string ElementName
  65                 {
  66                         get { return _elementName; }
  67                 }
  68
  69                 public string Namespace
  70                 {
  71                         get { return _namespace; }
  72                 }
  73 #endif
  74
  75                 public string TypeFullName
  76                 {
  77                         get { return type.FullTypeName; }
  78                 }
  79
  80                 public string TypeName
  81                 {
  82                         get { return type.TypeName; }
  83                 }
  84
  85 #if NET_2_0
  86                 public string XsdTypeName
  87                 {
  88                         get { return XmlType; }
  89                 }
  90
  91                 public string XsdTypeNamespace
  92                 {
  93                         get { return XmlTypeNamespace; }
  94                 }
  95 #endif
  96
  97                 internal TypeData TypeData
  98                 {
  99                         get { return type; }
 100                 }
 101
 102                 internal string XmlType
 103                 {
 104                         get { return xmlType; }
 105                         set { xmlType = value; }
 106                 }
 107
 108                 internal string XmlTypeNamespace
 109                 {
 110                         get { return xmlTypeNamespace; }
 111                         set { xmlTypeNamespace = value; }
 112                 }
 113
 114                 internal ArrayList DerivedTypes
 115                 {
 116                         get { return _derivedTypes; }
 117                         set { _derivedTypes = value; }
 118                 }
 119
 120                 internal bool MultiReferenceType
 121                 {
 122                         get { return multiReferenceType; }
 123                         set { multiReferenceType = value; }
 124                 }
 125
 126                 internal XmlTypeMapping BaseMap
 127                 {
 128                         get { return baseMap; }
 129                         set { baseMap = value; }
 130                 }
 131
 132                 internal bool IsSimpleType
 133                 {
 134                         get { return isSimpleType; }
 135                         set { isSimpleType = value; }
 136                 }
 137
 138                 internal string Documentation
 139                 {
 140                         set { documentation = value; }
 141                         get { return documentation; }
 142                 }
 143
 144                 internal bool IncludeInSchema
 145                 {
 146                         get { return includeInSchema; }
 147                         set { includeInSchema = value; }
 148                 }
 149
 150                 internal bool IsNullable
 151                 {
 152                         get { return isNullable; }
 153                         set { isNullable = value; }
 154                 }
 155
 156                 internal XmlTypeMapping GetRealTypeMap (Type objectType)
 157                 {
 158                         if (TypeData.SchemaType == SchemaTypes.Enum)
 159                                 return this;
 160
 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;
 166                         }
 167
 168                         return null;
 169                 }
 170
 171                 internal XmlTypeMapping GetRealElementMap (string name, string ens)
 172                 {
 173                         if (xmlType == name && xmlTypeNamespace == ens) return this;
 174                         foreach (XmlTypeMapping map in _derivedTypes)
 175                                 if (map.xmlType == name && map.xmlTypeNamespace == ens) return map;
 176
 177                         return null;
 178                 }
 179
 180                 internal void UpdateRoot (XmlQualifiedName qname)
 181                 {
 182                         if (qname != null) {
 183                                 this._elementName = qname.Name;
 184                                 this._namespace = qname.Namespace;
 185                         }
 186                 }
 187         }
 188
 189
 190         // Mapping info for XmlSerializable
 191         internal class XmlSerializableMapping : XmlTypeMapping
 192         {
 193                 XmlSchema _schema;
 194 #if NET_2_0 && !MOONLIGHT
 195                 XmlSchemaComplexType _schemaType;
 196                 XmlQualifiedName _schemaTypeName;
 197 #endif
 198
 199                 internal XmlSerializableMapping(XmlRootAttribute root, string elementName, string ns, TypeData typeData, string xmlType, string xmlTypeNamespace)
 200                         : base(elementName, ns, typeData, xmlType, xmlTypeNamespace)
 201                 {
 202 #if NET_2_0 && !MOONLIGHT
 203                         XmlSchemaProviderAttribute schemaProvider = (XmlSchemaProviderAttribute) Attribute.GetCustomAttribute (typeData.Type, typeof (XmlSchemaProviderAttribute));
 204
 205                         if (schemaProvider != null) {
 206                                 string method = schemaProvider.MethodName;
 207                                 MethodInfo mi = typeData.Type.GetMethod (method, BindingFlags.Static | BindingFlags.Public | BindingFlags.FlattenHierarchy);
 208                                 if (mi == null)
 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;
 218                                 if (retVal == null)
 219                                         return;
 220
 221                                 if (retVal is XmlSchemaComplexType) {
 222                                         _schemaType = (XmlSchemaComplexType) retVal;
 223                                         if (!_schemaType.QualifiedName.IsEmpty)
 224                                                 _schemaTypeName = _schemaType.QualifiedName;
 225                                         else
 226                                                 _schemaTypeName = new XmlQualifiedName (xmlType, xmlTypeNamespace);
 227                                 }
 228                                 else if (retVal is XmlQualifiedName) {
 229                                         _schemaTypeName = (XmlQualifiedName)retVal;
 230                                 }
 231                                 else
 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));
 234
 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;
 239
 240                                 if (!_schemaTypeName.IsEmpty && xs.Count > 0) {
 241                                         XmlSchema [] schemas = new XmlSchema [xs.Count];
 242                                         xs.CopyTo (schemas, 0);
 243                                         _schema = schemas [0];
 244                                 }
 245
 246                                 return;
 247                         }
 248 #endif
 249 #if NET_2_0 && !MOONLIGHT
 250                         IXmlSerializable serializable = (IXmlSerializable)Activator.CreateInstance (typeData.Type, true);
 251                         try {
 252                                 _schema = serializable.GetSchema();
 253                         } catch (Exception) {
 254                                 // LAMESPEC: .NET has a bad exception catch and swallows it silently.
 255                         }
 256 #else
 257                         IXmlSerializable serializable = (IXmlSerializable)Activator.CreateInstance (typeData.Type);
 258                         _schema = serializable.GetSchema();
 259 #endif
 260 #if !MOONLIGHT
 261                         if (_schema != null)
 262                         {
 263                                 if (_schema.Id == null || _schema.Id.Length == 0)
 264                                         throw new InvalidOperationException("Schema Id is missing. The schema returned from " + typeData.Type.FullName + ".GetSchema() must have an Id.");
 265                         }
 266 #endif
 267                 }
 268
 269                 internal XmlSchema Schema
 270                 {
 271                         get { return _schema; }
 272                 }
 273
 274 #if NET_2_0 && !MOONLIGHT
 275                 internal XmlSchemaType SchemaType {
 276                         get { return _schemaType; }
 277                 }
 278
 279                 internal XmlQualifiedName SchemaTypeName {
 280                         get { return _schemaTypeName; }
 281                 }
 282 #endif
 283         }
 284
 285
 286         // Mapping info for classes and structs
 287
 288         internal class ClassMap: ObjectMap
 289         {
 290                 Hashtable _elements = new Hashtable ();
 291                 ArrayList _elementMembers;
 292                 Hashtable _attributeMembers;
 293                 XmlTypeMapMemberAttribute[] _attributeMembersArray;
 294                 XmlTypeMapElementInfo[] _elementsByIndex;
 295                 ArrayList _flatLists;
 296                 ArrayList _allMembers = new ArrayList ();
 297                 ArrayList _membersWithDefault;
 298                 ArrayList _listMembers;
 299                 XmlTypeMapMemberAnyElement _defaultAnyElement;
 300                 XmlTypeMapMemberAnyAttribute _defaultAnyAttribute;
 301                 XmlTypeMapMemberNamespaces _namespaceDeclarations;
 302                 XmlTypeMapMember _xmlTextCollector;
 303                 XmlTypeMapMember _returnMember;
 304                 bool _ignoreMemberNamespace;
 305                 bool _canBeSimpleType = true;
 306                 bool? _isOrderDependentMap;
 307
 308                 public void AddMember (XmlTypeMapMember member)
 309                 {
 310                         // If GlobalIndex has not been set, set it now
 311                         if (member.GlobalIndex == -1)
 312                                 member.GlobalIndex = _allMembers.Count;
 313
 314                         _allMembers.Add (member);
 315
 316                         if (!(member.DefaultValue is System.DBNull) && member.DefaultValue != null) {
 317                                 if (_membersWithDefault == null) _membersWithDefault = new ArrayList ();
 318                                 _membersWithDefault.Add (member);
 319                         }
 320
 321                         if (member.IsReturnValue)
 322                                 _returnMember = member;
 323
 324                         if (member is XmlTypeMapMemberAttribute)
 325                         {
 326                                 XmlTypeMapMemberAttribute atm = (XmlTypeMapMemberAttribute)member;
 327                                 if (_attributeMembers == null) _attributeMembers = new Hashtable();
 328                                 string key = BuildKey (atm.AttributeName, atm.Namespace, -1);
 329                                 if (_attributeMembers.ContainsKey (key))
 330                                         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.");
 331                                 member.Index = _attributeMembers.Count;
 332                                 _attributeMembers.Add (key, member);
 333                                 return;
 334                         }
 335                         else if (member is XmlTypeMapMemberFlatList)
 336                         {
 337                                 RegisterFlatList ((XmlTypeMapMemberFlatList)member);
 338                         }
 339                         else if (member is XmlTypeMapMemberAnyElement)
 340                         {
 341                                 XmlTypeMapMemberAnyElement mem = (XmlTypeMapMemberAnyElement) member;
 342                                 if (mem.IsDefaultAny) _defaultAnyElement = mem;
 343                                 if (mem.TypeData.IsListType) RegisterFlatList (mem);
 344                         }
 345                         else if (member is XmlTypeMapMemberAnyAttribute)
 346                         {
 347                                 _defaultAnyAttribute = (XmlTypeMapMemberAnyAttribute) member;
 348                                 return;
 349                         }
 350                         else if (member is XmlTypeMapMemberNamespaces)
 351                         {
 352                                 _namespaceDeclarations = (XmlTypeMapMemberNamespaces) member;
 353                                 return;
 354                         }
 355
 356                         if (member is XmlTypeMapMemberElement && ((XmlTypeMapMemberElement)member).IsXmlTextCollector)
 357                         {
 358                                 if (_xmlTextCollector != null) throw new InvalidOperationException ("XmlTextAttribute can only be applied once in a class");
 359                                 _xmlTextCollector = member;
 360                         }
 361
 362                         if (_elementMembers == null) {
 363                                 _elementMembers = new ArrayList();
 364                                 _elements = new Hashtable();
 365                         }
 366
 367                         member.Index = _elementMembers.Count;
 368                         _elementMembers.Add (member);
 369
 370                         ICollection elemsInfo = ((XmlTypeMapMemberElement)member).ElementInfo;
 371                         foreach (XmlTypeMapElementInfo elem in elemsInfo)
 372                         {
 373                                 string key = BuildKey (elem.ElementName, elem.Namespace, elem.ExplicitOrder);
 374                                 if (_elements.ContainsKey (key))
 375                                         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.");
 376                                 _elements.Add (key, elem);
 377                         }
 378
 379                         if (member.TypeData.IsListType && member.TypeData.Type != null && !member.TypeData.Type.IsArray) {
 380                                 if (_listMembers == null) _listMembers = new ArrayList ();
 381                                 _listMembers.Add (member);
 382                         }
 383                 }
 384
 385                 void RegisterFlatList (XmlTypeMapMemberExpandable member)
 386                 {
 387                         if (_flatLists == null) _flatLists = new ArrayList ();
 388                         member.FlatArrayIndex = _flatLists.Count;
 389                         _flatLists.Add (member);
 390                 }
 391
 392                 public XmlTypeMapMemberAttribute GetAttribute (string name, string ns)
 393                 {
 394                         if (_attributeMembers == null) return null;
 395                         return (XmlTypeMapMemberAttribute)_attributeMembers [BuildKey (name,ns, -1)];
 396                 }
 397
 398                 public XmlTypeMapElementInfo GetElement (string name, string ns, int order)
 399                 {
 400                         if (_elements == null) return null;
 401                         return (XmlTypeMapElementInfo)_elements [BuildKey (name,ns, order)];
 402                 }
 403
 404                 public XmlTypeMapElementInfo GetElement (int index)
 405                 {
 406                         if (_elements == null) return null;
 407
 408                         if (_elementsByIndex == null)
 409                         {
 410                                 _elementsByIndex = new XmlTypeMapElementInfo [_elementMembers.Count];
 411                                 foreach (XmlTypeMapMemberElement mem in _elementMembers)
 412                                 {
 413                                         if (mem.ElementInfo.Count != 1)
 414                                                 throw new InvalidOperationException ("Read by order only possible for encoded/bare format");
 415
 416                                         _elementsByIndex [mem.Index] = (XmlTypeMapElementInfo) mem.ElementInfo [0];
 417                                 }
 418                         }
 419                         if (index >= _elementMembers.Count)
 420                                 return null;
 421                         return _elementsByIndex [index];
 422                 }
 423
 424                 private string BuildKey (string name, string ns, int explicitOrder)
 425                 {
 426                         if (_ignoreMemberNamespace) return name;
 427                         else return name + " / " + ns + (explicitOrder < 0 ? "" : "/" + explicitOrder);
 428                 }
 429
 430                 public ICollection AllElementInfos
 431                 {
 432                         get { return _elements.Values; }
 433                 }
 434
 435
 436                 public bool IgnoreMemberNamespace
 437                 {
 438                         get { return _ignoreMemberNamespace; }
 439                         set { _ignoreMemberNamespace = value; }
 440                 }
 441
 442                 public bool IsOrderDependentMap {
 443                         get {
 444                                 if (_isOrderDependentMap == null) {
 445                                         _isOrderDependentMap = false;
 446                                         foreach (XmlTypeMapElementInfo ei in _elements.Values)
 447                                                 if (ei.ExplicitOrder >= 0) {
 448                                                         _isOrderDependentMap = true;
 449                                                         break;
 450                                                 }
 451                                 }
 452                                 return (bool) _isOrderDependentMap;
 453                         }
 454                 }
 455
 456                 public XmlTypeMapMember FindMember (string name)
 457                 {
 458                         for (int n=0; n<_allMembers.Count; n++)
 459                                 if (((XmlTypeMapMember)_allMembers[n]).Name == name) return (XmlTypeMapMember)_allMembers[n];
 460                         return null;
 461                 }
 462
 463                 public XmlTypeMapMemberAnyElement DefaultAnyElementMember
 464                 {
 465                         get { return _defaultAnyElement; }
 466                 }
 467
 468                 public XmlTypeMapMemberAnyAttribute DefaultAnyAttributeMember
 469                 {
 470                         get { return _defaultAnyAttribute; }
 471                 }
 472
 473                 public XmlTypeMapMemberNamespaces NamespaceDeclarations
 474                 {
 475                         get { return _namespaceDeclarations; }
 476                 }
 477
 478                 public ICollection AttributeMembers
 479                 {
 480                         get
 481                         {
 482                                 if (_attributeMembers == null) return null;
 483                                 if (_attributeMembersArray != null) return _attributeMembersArray;
 484
 485                                 _attributeMembersArray = new XmlTypeMapMemberAttribute[_attributeMembers.Count];
 486                                 foreach (XmlTypeMapMemberAttribute mem in _attributeMembers.Values)
 487                                         _attributeMembersArray [mem.Index] = mem;
 488                                 return _attributeMembersArray;
 489                         }
 490                 }
 491
 492                 public ICollection ElementMembers
 493                 {
 494                         get { return _elementMembers; }
 495                 }
 496
 497                 public ArrayList AllMembers
 498                 {
 499                         get { return _allMembers; }
 500                 }
 501
 502                 public ArrayList FlatLists
 503                 {
 504                         get { return _flatLists; }
 505                 }
 506
 507                 public ArrayList MembersWithDefault
 508                 {
 509                         get { return _membersWithDefault; }
 510                 }
 511
 512                 public ArrayList ListMembers
 513                 {
 514                         get { return _listMembers; }
 515                 }
 516
 517                 public XmlTypeMapMember XmlTextCollector
 518                 {
 519                         get { return _xmlTextCollector; }
 520                 }
 521
 522                 public XmlTypeMapMember ReturnMember
 523                 {
 524                         get { return _returnMember; }
 525                 }
 526
 527                 public XmlQualifiedName SimpleContentBaseType
 528                 {
 529                         get
 530                         {
 531                                 if (!_canBeSimpleType || _elementMembers == null || _elementMembers.Count != 1) return null;
 532                                 XmlTypeMapMemberElement member = (XmlTypeMapMemberElement) _elementMembers[0];
 533                                 if (member.ElementInfo.Count != 1) return null;
 534                                 XmlTypeMapElementInfo einfo = (XmlTypeMapElementInfo) member.ElementInfo[0];
 535                                 if (!einfo.IsTextElement) return null;
 536                                 if (member.TypeData.SchemaType == SchemaTypes.Primitive || member.TypeData.SchemaType == SchemaTypes.Enum)
 537                                         return new XmlQualifiedName (einfo.TypeData.XmlType, einfo.DataTypeNamespace);
 538                                 return null;
 539                         }
 540                 }
 541
 542                 public void SetCanBeSimpleType (bool can)
 543                 {
 544                         _canBeSimpleType = can;
 545                 }
 546
 547                 public bool HasSimpleContent
 548                 {
 549                         get
 550                         {
 551                                 return SimpleContentBaseType != null;
 552                         }
 553                 }
 554
 555         }
 556
 557         // Mapping info for arrays and lists
 558
 559         internal class ListMap: ObjectMap
 560         {
 561                 XmlTypeMapElementInfoList _itemInfo;
 562                 bool _gotNestedMapping;
 563                 XmlTypeMapping _nestedArrayMapping;
 564                 string _choiceMember;
 565
 566                 public bool IsMultiArray
 567                 {
 568                         get
 569                         {
 570                                 return (NestedArrayMapping != null);
 571                         }
 572                 }
 573
 574                 public string ChoiceMember
 575                 {
 576                         get { return _choiceMember; }
 577                         set { _choiceMember = value; }
 578                 }
 579
 580                 public XmlTypeMapping NestedArrayMapping
 581                 {
 582                         get
 583                         {
 584                                 if (_gotNestedMapping) return _nestedArrayMapping;
 585                                 _gotNestedMapping = true;
 586
 587                                 _nestedArrayMapping = ((XmlTypeMapElementInfo)_itemInfo[0]).MappedType;
 588
 589                                 if (_nestedArrayMapping == null) return null;
 590
 591                                 if (_nestedArrayMapping.TypeData.SchemaType != SchemaTypes.Array) {
 592                                         _nestedArrayMapping = null; return null;
 593                                 }
 594
 595                                 foreach (XmlTypeMapElementInfo elem in _itemInfo)
 596                                         if (elem.MappedType != _nestedArrayMapping) {
 597                                                 _nestedArrayMapping = null;
 598                                                 return null;
 599                                         }
 600
 601                                 return _nestedArrayMapping;
 602                         }
 603                 }
 604
 605                 public XmlTypeMapElementInfoList ItemInfo
 606                 {
 607
 608                         get { return _itemInfo; }
 609                         set { _itemInfo = value; }
 610                 }
 611
 612                 public XmlTypeMapElementInfo FindElement (object ob, int index, object memberValue)
 613                 {
 614                         if (_itemInfo.Count == 1)
 615                                 return (XmlTypeMapElementInfo) _itemInfo[0];
 616                         else if (_choiceMember != null && index != -1)
 617                         {
 618                                 Array values = (Array) XmlTypeMapMember.GetValue (ob, _choiceMember);
 619                                 if (values == null || index >= values.Length)
 620                                         throw new InvalidOperationException ("Invalid or missing choice enum value in member '" + _choiceMember + "'.");
 621                                 object val = values.GetValue (index);
 622                                 foreach (XmlTypeMapElementInfo elem in _itemInfo)
 623                                         if (elem.ChoiceValue != null && elem.ChoiceValue.Equals (val))
 624                                                 return elem;
 625                         }
 626                         else
 627                         {
 628                                 if (memberValue == null) return null;
 629                                 Type type = memberValue.GetType();
 630                                 foreach (XmlTypeMapElementInfo elem in _itemInfo)
 631                                         if (elem.TypeData.Type == type) return elem;
 632                         }
 633                         return null;
 634                 }
 635
 636                 public XmlTypeMapElementInfo FindElement (string elementName, string ns)
 637                 {
 638                         foreach (XmlTypeMapElementInfo elem in _itemInfo)
 639                                 if (elem.ElementName == elementName && elem.Namespace == ns) return elem;
 640                         return null;
 641                 }
 642
 643                 public XmlTypeMapElementInfo FindTextElement ()
 644                 {
 645                         foreach (XmlTypeMapElementInfo elem in _itemInfo)
 646                                 if (elem.IsTextElement) return elem;
 647                         return null;
 648                 }
 649
 650                 public string GetSchemaArrayName ()
 651                 {
 652                         XmlTypeMapElementInfo einfo = (XmlTypeMapElementInfo) _itemInfo[0];
 653                         if (einfo.MappedType != null) return TypeTranslator.GetArrayName (einfo.MappedType.XmlType);
 654                         else return TypeTranslator.GetArrayName (einfo.TypeData.XmlType);
 655                 }
 656
 657                 public void GetArrayType (int itemCount, out string localName, out string ns)
 658                 {
 659                         string arrayDim;
 660                         if (itemCount != -1) arrayDim = "[" + itemCount + "]";
 661                         else arrayDim = "[]";
 662
 663                         XmlTypeMapElementInfo info = (XmlTypeMapElementInfo) _itemInfo[0];
 664                         if (info.TypeData.SchemaType == SchemaTypes.Array)
 665                         {
 666                                 string nm;
 667                                 ((ListMap)info.MappedType.ObjectMap).GetArrayType (-1, out nm, out ns);
 668                                 localName = nm + arrayDim;
 669                         }
 670                         else
 671                         {
 672                                 if (info.MappedType != null)
 673                                 {
 674                                         localName = info.MappedType.XmlType + arrayDim;
 675                                         ns = info.MappedType.Namespace;
 676                                 }
 677                                 else
 678                                 {
 679                                         localName = info.TypeData.XmlType + arrayDim;
 680                                         ns = info.DataTypeNamespace;
 681                                 }
 682                         }
 683                 }
 684
 685                 public override bool Equals (object other)
 686                 {
 687                         ListMap lmap = other as ListMap;
 688                         if (lmap == null) return false;
 689
 690                         if (_itemInfo.Count != lmap._itemInfo.Count) return false;
 691                         for (int n=0; n<_itemInfo.Count; n++)
 692                                 if (!_itemInfo[n].Equals (lmap._itemInfo[n])) return false;
 693                         return true;
 694                 }
 695
 696                 public override int GetHashCode ()
 697                 {
 698                         return base.GetHashCode ();
 699                 }
 700         }
 701
 702         internal class EnumMap: ObjectMap
 703         {
 704                 readonly EnumMapMember[] _members;
 705                 readonly bool _isFlags;
 706                 readonly string[] _enumNames = null;
 707                 readonly string[] _xmlNames = null;
 708                 readonly long[] _values = null;
 709
 710                 public class EnumMapMember
 711                 {
 712                         readonly string _xmlName;
 713                         readonly string _enumName;
 714                         readonly long _value;
 715                         string _documentation;
 716
 717                         public EnumMapMember (string xmlName, string enumName)
 718                                 : this (xmlName, enumName, 0)
 719                         {
 720                         }
 721
 722                         public EnumMapMember (string xmlName, string enumName, long value)
 723                         {
 724                                 _xmlName = xmlName;
 725                                 _enumName = enumName;
 726                                 _value = value;
 727                         }
 728
 729                         public string XmlName
 730                         {
 731                                 get { return _xmlName; }
 732                         }
 733
 734                         public string EnumName
 735                         {
 736                                 get { return _enumName; }
 737                         }
 738
 739                         public long Value
 740                         {
 741                                 get { return _value; }
 742                         }
 743
 744                         public string Documentation
 745                         {
 746                                 get { return _documentation; }
 747                                 set { _documentation = value; }
 748                         }
 749                 }
 750
 751                 public EnumMap (EnumMapMember[] members, bool isFlags)
 752                 {
 753                         _members = members;
 754                         _isFlags = isFlags;
 755
 756                         _enumNames = new string[_members.Length];
 757                         _xmlNames = new string[_members.Length];
 758                         _values = new long[_members.Length];
 759
 760                         for (int i = 0; i < _members.Length; i++) {
 761                                 EnumMapMember mem = _members[i];
 762                                 _enumNames[i] = mem.EnumName;
 763                                 _xmlNames[i] = mem.XmlName;
 764                                 _values[i] = mem.Value;
 765                         }
 766                 }
 767
 768                 public bool IsFlags
 769                 {
 770                         get { return _isFlags; }
 771                 }
 772
 773                 public EnumMapMember[] Members
 774                 {
 775                         get { return _members; }
 776                 }
 777
 778                 public string[] EnumNames
 779                 {
 780                         get {
 781                                 return _enumNames;
 782                         }
 783                 }
 784
 785                 public string[] XmlNames
 786                 {
 787                         get {
 788                                 return _xmlNames;
 789                         }
 790                 }
 791
 792                 public long[] Values
 793                 {
 794                         get {
 795                                 return _values;
 796                         }
 797                 }
 798
 799                 public string GetXmlName (string typeName, object enumValue)
 800                 {
 801                         if (enumValue is string) {
 802                                 throw new InvalidCastException ();
 803                         }
 804
 805                         long value = 0;
 806
 807                         try {
 808                                 value = ((IConvertible) enumValue).ToInt64 (CultureInfo.CurrentCulture);
 809                         } catch (FormatException) {
 810                                 throw new InvalidCastException ();
 811                         }
 812
 813                         for (int i = 0; i < Values.Length; i++) {
 814                                 if (Values[i] == value)
 815                                         return XmlNames[i];
 816                         }
 817
 818                         if (IsFlags && value == 0)
 819                                 return string.Empty;
 820
 821                         string xmlName = string.Empty;
 822                         if (IsFlags) {
 823 #if NET_2_0
 824                                 xmlName = XmlCustomFormatter.FromEnum (value, XmlNames, Values, typeName);
 825 #else
 826                                 xmlName = XmlCustomFormatter.FromEnum (value, XmlNames, Values);
 827 #endif
 828                         }
 829
 830                         if (xmlName.Length == 0) {
 831 #if NET_2_0
 832                                 throw new InvalidOperationException (string.Format(CultureInfo.CurrentCulture,
 833                                         "'{0}' is not a valid value for {1}.", value, typeName));
 834 #else
 835                                 return value.ToString (CultureInfo.InvariantCulture);
 836 #endif
 837                         }
 838                         return xmlName;
 839                 }
 840
 841                 public string GetEnumName (string typeName, string xmlName)
 842                 {
 843                         if (_isFlags) {
 844                                 xmlName = xmlName.Trim ();
 845                                 if (xmlName.Length == 0)
 846                                         return "0";
 847
 848                                 System.Text.StringBuilder sb = new System.Text.StringBuilder ();
 849                                 string[] enumNames = xmlName.Split (null);
 850                                 foreach (string name in enumNames) {
 851                                         if (name == string.Empty) continue;
 852                                         string foundEnumValue = null;
 853                                         for (int i = 0; i < XmlNames.Length; i++)
 854                                                 if (XmlNames[i] == name) {
 855                                                         foundEnumValue = EnumNames[i];
 856                                                         break;
 857                                                 }
 858
 859                                         if (foundEnumValue != null) {
 860                                                 if (sb.Length > 0)
 861                                                         sb.Append (',');
 862                                                 sb.Append (foundEnumValue);
 863                                         } else {
 864                                                 throw new InvalidOperationException (string.Format (CultureInfo.CurrentCulture,
 865                                                         "'{0}' is not a valid value for {1}.", name, typeName));
 866                                         }
 867                                 }
 868                                 return sb.ToString ();
 869                         }
 870
 871                         foreach (EnumMapMember mem in _members)
 872                                 if (mem.XmlName == xmlName) return mem.EnumName;
 873
 874                         return null;
 875                 }
 876         }
 877 }