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

   1 //
   2 // System.Xml.Serialization.SerializationCodeGenerator.cs:
   3 //
   4 // Author:
   5 //   Lluis Sanchez Gual (lluis@ximian.com)
   6 //
   7 // (C) 2002, 2003 Ximian, Inc.  http://www.ximian.com
   8 //
   9
  10 //
  11 // Permission is hereby granted, free of charge, to any person obtaining
  12 // a copy of this software and associated documentation files (the
  13 // "Software"), to deal in the Software without restriction, including
  14 // without limitation the rights to use, copy, modify, merge, publish,
  15 // distribute, sublicense, and/or sell copies of the Software, and to
  16 // permit persons to whom the Software is furnished to do so, subject to
  17 // the following conditions:
  18 //
  19 // The above copyright notice and this permission notice shall be
  20 // included in all copies or substantial portions of the Software.
  21 //
  22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  29 //
  30
  31 using System.IO;
  32 using System.Reflection;
  33 using System.Xml.Serialization;
  34 using System.Collections;
  35 using System.Globalization;
  36
  37 namespace System.Xml.Serialization
  38 {
  39         internal class SerializationCodeGenerator
  40         {
  41                 XmlMapping _typeMap;
  42                 SerializationFormat _format;
  43                 TextWriter _writer;
  44                 int _tempVarId = 0;
  45                 int _indent = 0;
  46                 Hashtable _uniqueNames = new Hashtable();
  47                 int _methodId = 0;
  48                 SerializerInfo _config;
  49                 ArrayList _mapsToGenerate = new ArrayList ();
  50                 ArrayList _fixupCallbacks;
  51                 ArrayList _referencedTypes = new ArrayList ();
  52                 GenerationResult[] _results;
  53                 GenerationResult _result;
  54                 XmlMapping[] _xmlMaps;
  55
  56                 CodeIdentifiers classNames = new CodeIdentifiers ();
  57
  58                 public SerializationCodeGenerator (XmlMapping[] xmlMaps): this (xmlMaps, null)
  59                 {
  60                 }
  61
  62                 public SerializationCodeGenerator (XmlMapping[] xmlMaps, SerializerInfo config)
  63                 {
  64                         _xmlMaps = xmlMaps;
  65                         _config = config;
  66                 }
  67
  68                 public SerializationCodeGenerator (XmlMapping xmlMap, SerializerInfo config)
  69                 {
  70                         _xmlMaps = new XmlMapping [] {xmlMap};
  71                         _config = config;
  72                 }
  73
  74                 public static void Generate (string configFileName, string outputPath)
  75                 {
  76                         SerializationCodeGeneratorConfiguration cnf = null;
  77                         StreamReader sr = new StreamReader (configFileName);
  78                         try
  79                         {
  80                                 XmlReflectionImporter ri = new XmlReflectionImporter ();
  81                                 ri.AllowPrivateTypes = true;
  82                                 XmlSerializer ser = new XmlSerializer (ri.ImportTypeMapping (typeof (SerializationCodeGeneratorConfiguration)));
  83                                 cnf = (SerializationCodeGeneratorConfiguration) ser.Deserialize (sr);
  84                         }
  85                         finally
  86                         {
  87                                 sr.Close ();
  88                         }
  89
  90                         if (outputPath == null) outputPath = "";
  91
  92                         CodeIdentifiers ids = new CodeIdentifiers ();
  93                         if (cnf.Serializers != null)
  94                         {
  95                                 foreach (SerializerInfo info in cnf.Serializers)
  96                                 {
  97                                         Type type;
  98                                         if (info.Assembly != null)
  99                                         {
 100                                                 Assembly asm;
 101                                                 try {
 102                                                         asm = Assembly.Load (info.Assembly);
 103                                                 } catch {
 104                                                         asm = Assembly.LoadFrom (info.Assembly);
 105                                                 }
 106                                                 type = asm.GetType (info.ClassName, true);
 107                                         }
 108                                         else
 109                                                 type = Type.GetType (info.ClassName);
 110
 111                                         if (type == null) throw new InvalidOperationException ("Type " + info.ClassName + " not found");
 112
 113                                         string file = info.OutFileName;
 114                                         if (file == null || file == "") {
 115                                                 int i = info.ClassName.LastIndexOf (".");
 116                                                 if (i != -1) file = info.ClassName.Substring (i+1);
 117                                                 else file = info.ClassName;
 118                                                 file = ids.AddUnique (file, type) + "Serializer.cs";
 119                                         }
 120                                         StreamWriter writer = new StreamWriter (Path.Combine (outputPath, file));
 121
 122                                         try
 123                                         {
 124                                                 XmlTypeMapping map;
 125
 126                                                 if (info.SerializationFormat == SerializationFormat.Literal) {
 127                                                         XmlReflectionImporter ri = new XmlReflectionImporter ();
 128                                                         map = ri.ImportTypeMapping (type);
 129                                                 }
 130                                                 else {
 131                                                         SoapReflectionImporter ri = new SoapReflectionImporter ();
 132                                                         map = ri.ImportTypeMapping (type);
 133                                                 }
 134
 135                                                 SerializationCodeGenerator gen = new SerializationCodeGenerator (map, info);
 136                                                 gen.GenerateSerializers (writer);
 137                                         }
 138                                         finally
 139                                         {
 140                                                 writer.Close ();
 141                                         }
 142                                 }
 143                         }
 144                 }
 145
 146                 public void GenerateSerializers (TextWriter writer)
 147                 {
 148                         _writer = writer;
 149                         _results = new GenerationResult [_xmlMaps.Length];
 150
 151                         WriteLine ("using System;");
 152                         WriteLine ("using System.Xml;");
 153                         WriteLine ("using System.Xml.Schema;");
 154                         WriteLine ("using System.Xml.Serialization;");
 155                         WriteLine ("using System.Text;");
 156                         WriteLine ("using System.Collections;");
 157                         WriteLine ("using System.Globalization;");
 158                         if (_config != null && _config.NamespaceImports != null && _config.NamespaceImports.Length > 0) {
 159                                 foreach (string ns in _config.NamespaceImports)
 160                                         WriteLine ("using " + ns + ";");
 161                         }
 162                         WriteLine ("");
 163
 164                         string readerClassName = null;
 165                         string writerClassName = null;
 166                         string namspace = null;
 167
 168                         if (_config != null)
 169                         {
 170                                 readerClassName = _config.ReaderClassName;
 171                                 writerClassName = _config.WriterClassName;
 172                                 namspace = _config.Namespace;
 173                         }
 174
 175                         if (readerClassName == null || readerClassName == "")
 176                                 readerClassName = "GeneratedReader";
 177
 178                         if (writerClassName == null || writerClassName == "")
 179                                 writerClassName = "GeneratedWriter";
 180
 181                         readerClassName = GetUniqueClassName (readerClassName);
 182                         writerClassName = GetUniqueClassName (writerClassName);
 183
 184                         Hashtable mapsByNamespace = new Hashtable ();
 185                         Hashtable generatedMaps = new Hashtable ();
 186
 187                         for (int n=0; n<_xmlMaps.Length; n++)
 188                         {
 189                                 _typeMap = _xmlMaps [n];
 190                                 if (_typeMap == null) continue;
 191
 192                                 _result = generatedMaps [_typeMap] as GenerationResult;
 193                                 if (_result != null) {
 194                                         _results[n] = _result;
 195                                         continue;
 196                                 }
 197
 198                                 _result = new GenerationResult ();
 199                                 _results[n] = _result;
 200
 201                                 generatedMaps [_typeMap] = _result;
 202
 203                                 string typeName;
 204                                 if (_typeMap is XmlTypeMapping) typeName = ((XmlTypeMapping)_typeMap).TypeName;
 205                                 else typeName = ((XmlMembersMapping)_typeMap).ElementName;
 206
 207                                 _result.ReaderClassName = readerClassName;
 208                                 _result.WriterClassName = writerClassName;
 209
 210                                 if (namspace == null || namspace == "")
 211                                         _result.Namespace = "Mono.GeneratedSerializers." + _typeMap.Format;
 212                                 else
 213                                         _result.Namespace = namspace;
 214
 215                                 _result.WriteMethodName = GetUniqueName ("rwo", _typeMap, "WriteRoot_" + typeName);
 216                                 _result.ReadMethodName = GetUniqueName ("rro", _typeMap, "ReadRoot_" + typeName);
 217
 218                                 _result.Mapping = _typeMap;
 219
 220                                 ArrayList maps = (ArrayList) mapsByNamespace [_result.Namespace];
 221                                 if (maps == null) {
 222                                         maps = new ArrayList ();
 223                                         mapsByNamespace [_result.Namespace] = maps;
 224                                 }
 225                                 maps.Add (_result);
 226                         }
 227
 228                         foreach (DictionaryEntry entry in mapsByNamespace)
 229                         {
 230                                 ArrayList maps = (ArrayList) entry.Value;
 231
 232                                 WriteLine ("namespace " + entry.Key);
 233                                 WriteLineInd ("{");
 234
 235                                 if (_config == null || !_config.NoReader)
 236                                         GenerateReader (readerClassName, maps);
 237                                 WriteLine ("");
 238                                 if (_config == null || !_config.NoWriter)
 239                                         GenerateWriter (writerClassName, maps);
 240                                 WriteLine ("");
 241
 242 #if NET_2_0
 243                                 GenerateContract (maps);
 244 #endif
 245
 246                                 WriteLineUni ("}");
 247                                 WriteLine ("");
 248                         }
 249                 }
 250
 251                 public GenerationResult[] GenerationResults
 252                 {
 253                         get { return _results; }
 254                 }
 255
 256                 public ArrayList ReferencedTypes
 257                 {
 258                         get { return _referencedTypes; }
 259                 }
 260
 261                 void UpdateGeneratedTypes (ArrayList list)
 262                 {
 263                         for (int n=0; n<list.Count; n++)
 264                         {
 265                                 XmlTypeMapping map = list[n] as XmlTypeMapping;
 266                                 if (map != null && !_referencedTypes.Contains (map.TypeData.Type))
 267                                         _referencedTypes.Add (map.TypeData.Type);
 268                         }
 269                 }
 270
 271                 #region Writer Generation
 272
 273                 //*******************************************************
 274                 // Contract generation
 275                 //
 276
 277 #if NET_2_0
 278                 public void GenerateContract (ArrayList generatedMaps)
 279                 {
 280                         // Write the base serializer
 281
 282                         if (generatedMaps.Count == 0) return;
 283
 284                         GenerationResult main = (GenerationResult) generatedMaps[0];
 285
 286                         string baseSerializerName = GetUniqueClassName ("BaseXmlSerializer");
 287
 288                         WriteLine ("");
 289                         WriteLine ("public class " + baseSerializerName + " : System.Xml.Serialization.XmlSerializer");
 290                         WriteLineInd ("{");
 291                         WriteLineInd ("protected override System.Xml.Serialization.XmlSerializationReader CreateReader () {");
 292                         WriteLine ("return new " + main.ReaderClassName + " ();");
 293                         WriteLineUni ("}");
 294                         WriteLine ("");
 295
 296                         WriteLineInd ("protected override System.Xml.Serialization.XmlSerializationWriter CreateWriter () {");
 297                         WriteLine ("return new " + main.WriterClassName + " ();");
 298                         WriteLineUni ("}");
 299                         WriteLine ("");
 300
 301                         WriteLineInd ("public override bool CanDeserialize (System.Xml.XmlReader xmlReader) {");
 302                         WriteLine ("return true;");
 303                         WriteLineUni ("}");
 304
 305                         WriteLineUni ("}");
 306                         WriteLine ("");
 307
 308                         // Write a serializer for each imported map
 309
 310                         foreach (GenerationResult res in generatedMaps)
 311                         {
 312                                 res.SerializerClassName = GetUniqueClassName (res.Mapping.ElementName + "Serializer");
 313
 314                                 WriteLine ("public sealed class " + res.SerializerClassName + " : " + baseSerializerName);
 315                                 WriteLineInd ("{");
 316                                 WriteLineInd ("protected override void Serialize (object obj, System.Xml.Serialization.XmlSerializationWriter writer) {");
 317                                 WriteLine ("((" + res.WriterClassName + ")writer)." + res.WriteMethodName + "(obj);");
 318                                 WriteLineUni ("}");
 319                                 WriteLine ("");
 320
 321                                 WriteLineInd ("protected override object Deserialize (System.Xml.Serialization.XmlSerializationReader reader) {");
 322                                 WriteLine ("return ((" + res.ReaderClassName + ")reader)." + res.ReadMethodName + "();");
 323                                 WriteLineUni ("}");
 324
 325                                 WriteLineUni ("}");
 326                                 WriteLine ("");
 327                         }
 328
 329                         WriteLine ("public class XmlSerializerContract : System.Xml.Serialization.IXmlSerializerImplementation");
 330                         WriteLineInd ("{");
 331
 332                         WriteLine ("System.Collections.Hashtable readMethods = null;");
 333                         WriteLine ("System.Collections.Hashtable writeMethods = null;");
 334                         WriteLine ("System.Collections.Hashtable typedSerializers = null;");
 335                         WriteLine ("");
 336
 337                         WriteLineInd ("public System.Xml.Serialization.XmlSerializationReader Reader {");
 338                         WriteLineInd ("get {");
 339                         WriteLine ("return new " + main.ReaderClassName + "();");
 340                         WriteLineUni ("}");
 341                         WriteLineUni ("}");
 342                         WriteLine ("");
 343
 344                         WriteLineInd ("public System.Xml.Serialization.XmlSerializationWriter Writer {");
 345                         WriteLineInd ("get {");
 346                         WriteLine ("return new " + main.WriterClassName + "();");
 347                         WriteLineUni ("}");
 348                         WriteLineUni ("}");
 349                         WriteLine ("");
 350
 351                         WriteLineInd ("public System.Collections.Hashtable ReadMethods {");
 352                         WriteLineInd ("get {");
 353                         WriteLineInd ("lock (System.Xml.Serialization.XmlSerializationGeneratedCode.InternalSyncObject) {");
 354                         WriteLineInd ("if (readMethods == null) {");
 355                         WriteLine ("readMethods = new System.Collections.Hashtable ();");
 356                         foreach (GenerationResult res in generatedMaps)
 357                                 WriteLine ("readMethods.Add (@\"" + res.Mapping.GetKey () + "\", @\"" + res.ReadMethodName + "\");");
 358                         WriteLineUni ("}");
 359                         WriteLine ("return readMethods;");
 360                         WriteLineUni ("}");
 361                         WriteLineUni ("}");
 362                         WriteLineUni ("}");
 363                         WriteLine ("");
 364
 365                         WriteLineInd ("public System.Collections.Hashtable WriteMethods {");
 366                         WriteLineInd ("get {");
 367                         WriteLineInd ("lock (System.Xml.Serialization.XmlSerializationGeneratedCode.InternalSyncObject) {");
 368                         WriteLineInd ("if (writeMethods == null) {");
 369                         WriteLine ("writeMethods = new System.Collections.Hashtable ();");
 370                         foreach (GenerationResult res in generatedMaps)
 371                                 WriteLine ("writeMethods.Add (@\"" + res.Mapping.GetKey () + "\", @\"" + res.WriteMethodName + "\");");
 372                         WriteLineUni ("}");
 373                         WriteLine ("return writeMethods;");
 374                         WriteLineUni ("}");
 375                         WriteLineUni ("}");
 376                         WriteLineUni ("}");
 377                         WriteLine ("");
 378
 379                         WriteLineInd ("public System.Collections.Hashtable TypedSerializers {");
 380                         WriteLineInd ("get {");
 381                         WriteLineInd ("lock (System.Xml.Serialization.XmlSerializationGeneratedCode.InternalSyncObject) {");
 382                         WriteLineInd ("if (typedSerializers == null) {");
 383                         WriteLine ("typedSerializers = new System.Collections.Hashtable ();");
 384                         foreach (GenerationResult res in generatedMaps)
 385                                 WriteLine ("typedSerializers.Add (@\"" + res.Mapping.GetKey () + "\", new " + res.SerializerClassName + "());");
 386                         WriteLineUni ("}");
 387                         WriteLine ("return typedSerializers;");
 388                         WriteLineUni ("}");
 389                         WriteLineUni ("}");
 390                         WriteLineUni ("}");
 391
 392                         WriteLineInd ("public bool CanSerialize (System.Type type) {");
 393                         foreach (GenerationResult res in generatedMaps) {
 394                                 if (res.Mapping is XmlTypeMapping)
 395                                         WriteLine ("if (type == typeof(" + (res.Mapping as XmlTypeMapping).TypeData.FullTypeName +  ")) return true;");
 396                         }
 397                         WriteLine ("return false;");
 398                         WriteLineUni ("}");
 399
 400                         WriteLineUni ("}");
 401                         WriteLine ("");
 402                 }
 403 #endif
 404
 405
 406                 //*******************************************************
 407                 // Writer generation
 408                 //
 409
 410                 public void GenerateWriter (string writerClassName, ArrayList maps)
 411                 {
 412                         _mapsToGenerate = new ArrayList ();
 413
 414                         InitHooks ();
 415
 416                         if (_config == null || !_config.GenerateAsInternal)
 417                                 WriteLine ("public class " + writerClassName + " : XmlSerializationWriter");
 418                         else
 419                                 WriteLine ("internal class " + writerClassName + " : XmlSerializationWriter");
 420                         WriteLineInd ("{");
 421                         WriteLine ("const string xmlNamespace = \"http://www.w3.org/2000/xmlns/\";");
 422
 423                         for (int n=0; n<maps.Count; n++)
 424                         {
 425                                 GenerationResult res = (GenerationResult) maps [n];
 426                                 _typeMap = res.Mapping;
 427                                 _format = _typeMap.Format;
 428                                 _result = res;
 429
 430                                 GenerateWriteRoot ();
 431                         }
 432
 433                         for (int n=0; n<_mapsToGenerate.Count; n++)
 434                         {
 435                                 XmlTypeMapping map = (XmlTypeMapping) _mapsToGenerate[n];
 436                                 GenerateWriteObject (map);
 437                                 if (map.TypeData.SchemaType == SchemaTypes.Enum)
 438                                         GenerateGetXmlEnumValue (map);
 439                         }
 440
 441                         GenerateWriteInitCallbacks ();
 442                         UpdateGeneratedTypes (_mapsToGenerate);
 443
 444                         WriteLineUni ("}");
 445                 }
 446
 447                 void GenerateWriteRoot ()
 448                 {
 449                         WriteLine ("public void " +_result.WriteMethodName + " (object o)");
 450                         WriteLineInd ("{");
 451                         WriteLine ("WriteStartDocument ();");
 452
 453                         if (_typeMap is XmlTypeMapping)
 454                         {
 455                                 WriteLine (GetRootTypeName () + " ob = (" + GetRootTypeName () + ") o;");
 456                                 XmlTypeMapping mp = (XmlTypeMapping) _typeMap;
 457                                 if (mp.TypeData.SchemaType == SchemaTypes.Class || mp.TypeData.SchemaType == SchemaTypes.Array)
 458                                         WriteLine ("TopLevelElement ();");
 459
 460                                 if (_format == SerializationFormat.Literal) {
 461                                         WriteLine (GetWriteObjectName (mp) + " (ob, " + GetLiteral(mp.ElementName) + ", " + GetLiteral(mp.Namespace) + ", true, false, true);");
 462                                 }
 463                                 else {
 464                                         RegisterReferencingMap (mp);
 465                                         WriteLine ("WritePotentiallyReferencingElement (" + GetLiteral(mp.ElementName) + ", " + GetLiteral(mp.Namespace) + ", ob, " + GetTypeOf(mp.TypeData) + ", true, false);");
 466                                 }
 467                         }
 468                         else if (_typeMap is XmlMembersMapping) {
 469                                 WriteLine ("object[] pars = (object[]) o;");
 470                                 GenerateWriteMessage ((XmlMembersMapping) _typeMap);
 471                         }
 472                         else
 473                                 throw new InvalidOperationException ("Unknown type map");
 474
 475                         if (_format == SerializationFormat.Encoded)
 476                                 WriteLine ("WriteReferencedElements ();");
 477
 478                         WriteLineUni ("}");
 479                         WriteLine ("");
 480                 }
 481
 482                 void GenerateWriteMessage (XmlMembersMapping membersMap)
 483                 {
 484                         if (membersMap.HasWrapperElement) {
 485                                 WriteLine ("TopLevelElement ();");
 486                                 WriteLine ("WriteStartElement (" + GetLiteral (membersMap.ElementName) + ", " + GetLiteral (membersMap.Namespace) + ", (" + GetLiteral(_format == SerializationFormat.Encoded) + "));");
 487
 488 /*                              WriteLineInd ("if (Writer.LookupPrefix (XmlSchema.Namespace) == null)");
 489                                 WriteLine ("WriteAttribute (\"xmlns\",\"xsd\",XmlSchema.Namespace,XmlSchema.Namespace);");
 490                                 Unindent ();
 491
 492                                 WriteLineInd ("if (Writer.LookupPrefix (XmlSchema.InstanceNamespace) == null)");
 493                                 WriteLine ("WriteAttribute (\"xmlns\",\"xsi\",XmlSchema.InstanceNamespace,XmlSchema.InstanceNamespace);");
 494                                 Unindent ();
 495 */
 496                         }
 497
 498                         GenerateWriteObjectElement (membersMap, "pars", true);
 499
 500                         if (membersMap.HasWrapperElement)
 501                                 WriteLine ("WriteEndElement();");
 502                 }
 503
 504                 void GenerateGetXmlEnumValue (XmlTypeMapping map)
 505                 {
 506                         EnumMap emap = (EnumMap) map.ObjectMap;
 507
 508                         WriteLine ("string " + GetGetEnumValueName (map) + " (" + map.TypeFullName + " val)");
 509                         WriteLineInd ("{");
 510
 511                         WriteLine ("switch (val)");
 512                         WriteLineInd ("{");
 513                         foreach (EnumMap.EnumMapMember mem in emap.Members)
 514                                 WriteLine ("case " + map.TypeFullName + "." + mem.EnumName + ": return " + GetLiteral (mem.XmlName) + ";");
 515
 516                         if (emap.IsFlags)
 517                         {
 518                                 WriteLineInd ("default:");
 519                                 WriteLine ("if (val.ToString () == \"0\") return string.Empty;");
 520                                 WriteLine ("System.Text.StringBuilder sb = new System.Text.StringBuilder ();");
 521                                 WriteLine ("string[] enumNames = val.ToString().Split (',');");
 522                                 WriteLine ("foreach (string name in enumNames)");
 523                                 WriteLineInd ("{");
 524                                 WriteLine ("switch (name.Trim())");
 525                                 WriteLineInd ("{");
 526
 527                                 foreach (EnumMap.EnumMapMember mem in emap.Members)
 528                                         WriteLine ("case " + GetLiteral(mem.EnumName) + ": sb.Append (" + GetLiteral(mem.XmlName) + ").Append (' '); break; ");
 529
 530                                 WriteLine ("default: sb.Append (name.Trim()).Append (' '); break; ");
 531                                 WriteLineUni ("}");
 532                                 WriteLineUni ("}");
 533                                 WriteLine ("return sb.ToString ().Trim();");
 534                                 Unindent ();
 535                         }
 536                         else
 537                                 WriteLine ("default: return ((long)val).ToString(CultureInfo.InvariantCulture);");
 538
 539                         WriteLineUni ("}");
 540
 541                         WriteLineUni ("}");
 542                         WriteLine ("");
 543                 }
 544
 545                 void GenerateWriteObject (XmlTypeMapping typeMap)
 546                 {
 547                         WriteLine ("void " + GetWriteObjectName (typeMap) + " (" + typeMap.TypeFullName + " ob, string element, string namesp, bool isNullable, bool needType, bool writeWrappingElem)");
 548                         WriteLineInd ("{");
 549
 550                         PushHookContext ();
 551
 552                         SetHookVar ("$TYPE", typeMap.TypeName);
 553                         SetHookVar ("$FULLTYPE", typeMap.TypeFullName);
 554                         SetHookVar ("$OBJECT", "ob");
 555                         SetHookVar ("$ELEMENT", "element");
 556                         SetHookVar ("$NAMESPACE", "namesp");
 557                         SetHookVar ("$NULLABLE", "isNullable");
 558
 559                         if (GenerateWriteHook (HookType.type, typeMap.TypeData.Type))
 560                         {
 561                                 WriteLineUni ("}");
 562                                 WriteLine ("");
 563                                 PopHookContext ();
 564                                 return;
 565                         }
 566
 567                         if (!typeMap.TypeData.IsValueType)
 568                         {
 569                                 WriteLine ("if (((object)ob) == null)");
 570                                 WriteLineInd ("{");
 571                                 WriteLineInd ("if (isNullable)");
 572
 573                                 if (_format == SerializationFormat.Literal)
 574                                         WriteLine ("WriteNullTagLiteral(element, namesp);");
 575                                 else
 576                                         WriteLine ("WriteNullTagEncoded (element, namesp);");
 577
 578                                 WriteLineUni ("return;");
 579                                 WriteLineUni ("}");
 580                                 WriteLine ("");
 581                         }
 582
 583                         if (typeMap.TypeData.SchemaType == SchemaTypes.XmlNode)
 584                         {
 585                                 if (_format == SerializationFormat.Literal)
 586                                         WriteLine ("WriteElementLiteral (ob, \"\", \"\", true, false);");
 587                                 else
 588                                         WriteLine ("WriteElementEncoded (ob, \"\", \"\", true, false);");
 589
 590                                 GenerateEndHook ();
 591                                 WriteLineUni ("}");
 592                                 WriteLine ("");
 593                                 PopHookContext ();
 594                                 return;
 595                         }
 596
 597                         if (typeMap.TypeData.SchemaType == SchemaTypes.XmlSerializable)
 598                         {
 599                                 WriteLine ("WriteSerializable (ob, element, namesp, isNullable);");
 600
 601                                 GenerateEndHook ();
 602                                 WriteLineUni ("}");
 603                                 WriteLine ("");
 604                                 PopHookContext ();
 605                                 return;
 606                         }
 607
 608                         ArrayList types = typeMap.DerivedTypes;
 609
 610                         WriteLine ("System.Type type = ob.GetType ();");
 611                         WriteLine ("if (type == typeof(" + typeMap.TypeFullName + "))");
 612                         WriteLine ("\t;");
 613
 614                         for (int n=0; n<types.Count; n++)
 615                         {
 616                                 XmlTypeMapping map = (XmlTypeMapping)types[n];
 617
 618                                 WriteLineInd ("else if (type == typeof(" + map.TypeFullName + ")) { ");
 619                                 WriteLine (GetWriteObjectName (map) + "((" + map.TypeFullName + ")ob, element, namesp, isNullable, true, writeWrappingElem);");
 620                                 WriteLine ("return;");
 621                                 WriteLineUni ("}");
 622                         }
 623
 624                         if (typeMap.TypeData.Type == typeof (object)) {
 625                                 WriteLineInd ("else {");
 626                                 WriteLine ("WriteTypedPrimitive (element, namesp, ob, true);");
 627                                 WriteLine ("return;");
 628                                 WriteLineUni ("}");
 629                         }
 630                         else
 631                         {
 632                                 WriteLineInd ("else {");
 633                                 WriteLine ("throw CreateUnknownTypeException (ob);");
 634                                 WriteLineUni ("}");
 635                                 WriteLine ("");
 636
 637                                 WriteLineInd ("if (writeWrappingElem) {");
 638                                 if (_format == SerializationFormat.Encoded) WriteLine ("needType = true;");
 639                                 WriteLine ("WriteStartElement (element, namesp, ob);");
 640                                 WriteLineUni ("}");
 641                                 WriteLine ("");
 642
 643                                 WriteLine ("if (needType) WriteXsiType(" + GetLiteral(typeMap.XmlType) + ", " + GetLiteral(typeMap.XmlTypeNamespace) + ");");
 644                                 WriteLine ("");
 645
 646                                 switch (typeMap.TypeData.SchemaType)
 647                                 {
 648                                         case SchemaTypes.Class: GenerateWriteObjectElement (typeMap, "ob", false); break;
 649                                         case SchemaTypes.Array: GenerateWriteListElement (typeMap, "ob"); break;
 650                                         case SchemaTypes.Primitive: GenerateWritePrimitiveElement (typeMap, "ob"); break;
 651                                         case SchemaTypes.Enum: GenerateWriteEnumElement (typeMap, "ob"); break;
 652                                 }
 653
 654                                 WriteLine ("if (writeWrappingElem) WriteEndElement (ob);");
 655                         }
 656
 657                         GenerateEndHook ();
 658                         WriteLineUni ("}");
 659                         WriteLine ("");
 660                         PopHookContext ();
 661                 }
 662
 663                 void GenerateWriteObjectElement (XmlMapping xmlMap, string ob, bool isValueList)
 664                 {
 665                         XmlTypeMapping typeMap = xmlMap as XmlTypeMapping;
 666                         Type xmlMapType = (typeMap != null) ? typeMap.TypeData.Type : typeof(object[]);
 667
 668                         ClassMap map = (ClassMap)xmlMap.ObjectMap;
 669                         if (!GenerateWriteHook (HookType.attributes, xmlMapType))
 670                         {
 671                                 if (map.NamespaceDeclarations != null) {
 672                                         WriteLine ("WriteNamespaceDeclarations ((XmlSerializerNamespaces) " + ob + ".@" + map.NamespaceDeclarations.Name + ");");
 673                                         WriteLine ("");
 674                                 }
 675
 676                                 XmlTypeMapMember anyAttrMember = map.DefaultAnyAttributeMember;
 677                                 if (anyAttrMember != null)
 678                                 {
 679                                         if (!GenerateWriteMemberHook (xmlMapType, anyAttrMember))
 680                                         {
 681                                                 string cond = GenerateMemberHasValueCondition (anyAttrMember, ob, isValueList);
 682                                                 if (cond != null) WriteLineInd ("if (" + cond + ") {");
 683
 684                                                 string tmpVar = GetObTempVar ();
 685                                                 WriteLine ("ICollection " + tmpVar + " = " + GenerateGetMemberValue (anyAttrMember, ob, isValueList) + ";");
 686                                                 WriteLineInd ("if (" + tmpVar + " != null) {");
 687
 688                                                 string tmpVar2 = GetObTempVar ();
 689                                                 WriteLineInd ("foreach (XmlAttribute " + tmpVar2 + " in " + tmpVar + ")");
 690                                                 WriteLineInd ("if (" + tmpVar2 + ".NamespaceURI != xmlNamespace)");
 691                                                 WriteLine ("WriteXmlAttribute (" + tmpVar2 + ", " + ob + ");");
 692                                                 Unindent ();
 693                                                 Unindent ();
 694                                                 WriteLineUni ("}");
 695
 696                                                 if (cond != null) WriteLineUni ("}");
 697                                                 WriteLine ("");
 698                                                 GenerateEndHook ();
 699                                         }
 700                                 }
 701
 702                                 ICollection attributes = map.AttributeMembers;
 703                                 if (attributes != null)
 704                                 {
 705                                         foreach (XmlTypeMapMemberAttribute attr in attributes)
 706                                         {
 707                                                 if (GenerateWriteMemberHook (xmlMapType, attr)) continue;
 708
 709                                                 string val = GenerateGetMemberValue (attr, ob, isValueList);
 710                                                 string cond = GenerateMemberHasValueCondition (attr, ob, isValueList);
 711
 712                                                 if (cond != null) WriteLineInd ("if (" + cond + ") {");
 713
 714                                                 string strVal = GenerateGetStringValue (attr.MappedType, attr.TypeData, val);
 715                                                 WriteLine ("WriteAttribute (" + GetLiteral(attr.AttributeName) + ", " + GetLiteral(attr.Namespace) + ", " + strVal + ");");
 716
 717                                                 if (cond != null) WriteLineUni ("}");
 718                                                 GenerateEndHook ();
 719                                         }
 720                                         WriteLine ("");
 721                                 }
 722                                 GenerateEndHook ();
 723                         }
 724
 725                         if (!GenerateWriteHook (HookType.elements, xmlMapType))
 726                         {
 727                                 ICollection members = map.ElementMembers;
 728                                 if (members != null)
 729                                 {
 730                                         foreach (XmlTypeMapMemberElement member in members)
 731                                         {
 732                                                 if (GenerateWriteMemberHook (xmlMapType, member)) continue;
 733
 734                                                 string cond = GenerateMemberHasValueCondition (member, ob, isValueList);
 735                                                 if (cond != null) WriteLineInd ("if (" + cond + ") {");
 736
 737                                                 string memberValue = GenerateGetMemberValue (member, ob, isValueList);
 738                                                 Type memType = member.GetType();
 739
 740                                                 if (memType == typeof(XmlTypeMapMemberList))
 741                                                 {
 742                                                         GenerateWriteMemberElement ((XmlTypeMapElementInfo) member.ElementInfo[0], memberValue);
 743                                                 }
 744                                                 else if (memType == typeof(XmlTypeMapMemberFlatList))
 745                                                 {
 746                                                         WriteLineInd ("if (" + memberValue + " != null) {");
 747                                                         GenerateWriteListContent (ob, member.TypeData, ((XmlTypeMapMemberFlatList)member).ListMap, memberValue, false);
 748                                                         WriteLineUni ("}");
 749                                                 }
 750                                                 else if (memType == typeof(XmlTypeMapMemberAnyElement))
 751                                                 {
 752                                                         WriteLineInd ("if (" + memberValue + " != null) {");
 753                                                         GenerateWriteAnyElementContent ((XmlTypeMapMemberAnyElement)member, memberValue);
 754                                                         WriteLineUni ("}");
 755                                                 }
 756                                                 else if (memType == typeof(XmlTypeMapMemberAnyElement))
 757                                                 {
 758                                                         WriteLineInd ("if (" + memberValue + " != null) {");
 759                                                         GenerateWriteAnyElementContent ((XmlTypeMapMemberAnyElement)member, memberValue);
 760                                                         WriteLineUni ("}");
 761                                                 }
 762                                                 else if (memType == typeof(XmlTypeMapMemberAnyAttribute))
 763                                                 {
 764                                                         // Ignore
 765                                                 }
 766                                                 else if (memType == typeof(XmlTypeMapMemberElement))
 767                                                 {
 768                                                         if (member.ElementInfo.Count == 1) {
 769                                                                 GenerateWriteMemberElement ((XmlTypeMapElementInfo)member.ElementInfo[0], memberValue);
 770                                                         }
 771                                                         else if (member.ChoiceMember != null)
 772                                                         {
 773                                                                 string choiceValue = ob + ".@" + member.ChoiceMember;
 774                                                                 foreach (XmlTypeMapElementInfo elem in member.ElementInfo) {
 775                                                                         WriteLineInd ("if (" + choiceValue + " == " + GetLiteral(elem.ChoiceValue) + ") {");
 776                                                                         GenerateWriteMemberElement (elem, GetCast(elem.TypeData, member.TypeData, memberValue));
 777                                                                         WriteLineUni ("}");
 778                                                                 }
 779                                                         }
 780                                                         else
 781                                                         {
 782         //                                                      WriteLineInd ("if (" + memberValue + " == null) {");
 783         //                                                      GenerateWriteMemberElement ((XmlTypeMapElementInfo)member.ElementInfo[0], memberValue);
 784         //                                                      WriteLineUni ("}");
 785
 786                                                                 bool first = true;
 787                                                                 foreach (XmlTypeMapElementInfo elem in member.ElementInfo)
 788                                                                 {
 789                                                                         WriteLineInd ((first?"":"else ") + "if (" + memberValue + " is " + elem.TypeData.FullTypeName + ") {");
 790                                                                         GenerateWriteMemberElement (elem, GetCast(elem.TypeData, member.TypeData, memberValue));
 791                                                                         WriteLineUni ("}");
 792                                                                         first = false;
 793                                                                 }
 794                                                         }
 795                                                 }
 796                                                 else
 797                                                         throw new InvalidOperationException ("Unknown member type");
 798
 799                                                 if (cond != null)
 800                                                         WriteLineUni ("}");
 801
 802                                                 GenerateEndHook ();
 803                                         }
 804                                 }
 805                                 GenerateEndHook ();
 806                         }
 807                 }
 808
 809                 void GenerateWriteMemberElement (XmlTypeMapElementInfo elem, string memberValue)
 810                 {
 811                         switch (elem.TypeData.SchemaType)
 812                         {
 813                                 case SchemaTypes.XmlNode:
 814                                         string elemName = elem.WrappedElement ? elem.ElementName : "";
 815                                         if (_format == SerializationFormat.Literal)
 816                                                 WriteMetCall ("WriteElementLiteral", memberValue, GetLiteral(elemName), GetLiteral(elem.Namespace), GetLiteral(elem.IsNullable), "false");
 817                                         else
 818                                                 WriteMetCall ("WriteElementEncoded", memberValue, GetLiteral(elemName), GetLiteral(elem.Namespace), GetLiteral(elem.IsNullable), "false");
 819                                         break;
 820
 821                                 case SchemaTypes.Enum:
 822                                 case SchemaTypes.Primitive:
 823                                         if (_format == SerializationFormat.Literal)
 824                                                 GenerateWritePrimitiveValueLiteral (memberValue, elem.ElementName, elem.Namespace, elem.MappedType, elem.TypeData, elem.WrappedElement, elem.IsNullable);
 825                                         else
 826                                                 GenerateWritePrimitiveValueEncoded (memberValue, elem.ElementName, elem.Namespace, new XmlQualifiedName (elem.TypeData.XmlType, elem.DataTypeNamespace), elem.MappedType, elem.TypeData, elem.WrappedElement, elem.IsNullable);
 827                                         break;
 828
 829                                 case SchemaTypes.Array:
 830                                         WriteLineInd ("if (" + memberValue + " != null) {");
 831
 832                                         if (elem.MappedType.MultiReferenceType) {
 833                                                 WriteMetCall ("WriteReferencingElement", GetLiteral(elem.ElementName), GetLiteral(elem.Namespace), memberValue, GetLiteral(elem.IsNullable));
 834                                                 RegisterReferencingMap (elem.MappedType);
 835                                         }
 836                                         else {
 837                                                 WriteMetCall ("WriteStartElement", GetLiteral(elem.ElementName), GetLiteral(elem.Namespace), memberValue);
 838                                                 GenerateWriteListContent (null, elem.TypeData, (ListMap) elem.MappedType.ObjectMap, memberValue, false);
 839                                                 WriteMetCall ("WriteEndElement", memberValue);
 840                                         }
 841                                         WriteLineUni ("}");
 842
 843                                         if (elem.IsNullable) {
 844                                                 WriteLineInd ("else");
 845                                                 if (_format == SerializationFormat.Literal)
 846                                                         WriteMetCall ("WriteNullTagLiteral", GetLiteral(elem.ElementName), GetLiteral(elem.Namespace));
 847                                                 else
 848                                                         WriteMetCall ("WriteNullTagEncoded", GetLiteral(elem.ElementName), GetLiteral(elem.Namespace));
 849                                                 Unindent ();
 850                                         }
 851
 852                                         break;
 853
 854                                 case SchemaTypes.Class:
 855                                         if (elem.MappedType.MultiReferenceType) {
 856                                                 RegisterReferencingMap (elem.MappedType);
 857                                                 if (elem.MappedType.TypeData.Type == typeof(object))
 858                                                         WriteMetCall ("WritePotentiallyReferencingElement", GetLiteral(elem.ElementName), GetLiteral(elem.Namespace), memberValue, "null", "false", GetLiteral(elem.IsNullable));
 859                                                 else
 860                                                         WriteMetCall ("WriteReferencingElement", GetLiteral(elem.ElementName), GetLiteral(elem.Namespace), memberValue, GetLiteral(elem.IsNullable));
 861                                         }
 862                                         else
 863                                                 WriteMetCall (GetWriteObjectName(elem.MappedType), memberValue, GetLiteral(elem.ElementName), GetLiteral(elem.Namespace), GetLiteral(elem.IsNullable), "false", "true");
 864                                         break;
 865
 866                                 case SchemaTypes.XmlSerializable:
 867                                         WriteMetCall ("WriteSerializable", memberValue, GetLiteral(elem.ElementName), GetLiteral(elem.Namespace), GetLiteral(elem.IsNullable));
 868                                         break;
 869
 870                                 default:
 871                                         throw new NotSupportedException ("Invalid value type");
 872                         }
 873                 }
 874
 875                 void GenerateWriteListElement (XmlTypeMapping typeMap, string ob)
 876                 {
 877                         if (_format == SerializationFormat.Encoded)
 878                         {
 879                                 string n, ns;
 880                                 string itemCount = GenerateGetListCount (typeMap.TypeData, ob);
 881                                 GenerateGetArrayType ((ListMap) typeMap.ObjectMap, itemCount, out n, out ns);
 882
 883                                 string arrayType;
 884                                 if (ns != string.Empty)
 885                                         arrayType = "FromXmlQualifiedName (new XmlQualifiedName(" + n + "," + ns + "))";
 886                                 else
 887                                         arrayType = GetLiteral (n);
 888
 889                                 WriteMetCall ("WriteAttribute", GetLiteral("arrayType"), GetLiteral(XmlSerializer.EncodingNamespace), arrayType);
 890                         }
 891                         GenerateWriteListContent (null, typeMap.TypeData, (ListMap) typeMap.ObjectMap, ob, false);
 892                 }
 893
 894                 void GenerateWriteAnyElementContent (XmlTypeMapMemberAnyElement member, string memberValue)
 895                 {
 896                         bool singleElement = (member.TypeData.Type == typeof (XmlElement));
 897                         string var;
 898
 899                         if (singleElement)
 900                                 var = memberValue;
 901                         else {
 902                                 var = GetObTempVar ();
 903                                 WriteLineInd ("foreach (XmlNode " + var + " in " + memberValue + ") {");
 904                         }
 905
 906                         string elem = GetObTempVar ();
 907                         WriteLine ("XmlNode " + elem + " = " + var + ";");
 908                         WriteLine ("if (" + elem + " is XmlElement) {");
 909
 910                         if (!member.IsDefaultAny) {
 911                                 for (int n=0; n<member.ElementInfo.Count; n++) {
 912                                         XmlTypeMapElementInfo info = (XmlTypeMapElementInfo)member.ElementInfo[n];
 913                                         string txt = "(" + elem + ".Name == " + GetLiteral(info.ElementName) + " && " + elem + ".NamespaceURI == " + GetLiteral(info.Namespace) + ")";
 914                                         if (n == member.ElementInfo.Count-1) txt += ") {";
 915                                         if (n == 0) WriteLineInd ("if (" + txt);
 916                                         else WriteLine ("|| " + txt);
 917                                 }
 918                         }
 919                         WriteLine ("}");
 920                         WriteLine ("else " + elem + ".WriteTo (Writer);");
 921
 922                         if (_format == SerializationFormat.Literal)
 923                                 WriteLine ("WriteElementLiteral (" + elem + ", \"\", \"\", false, true);");
 924                         else
 925                                 WriteLine ("WriteElementEncoded (" + elem + ", \"\", \"\", false, true);");
 926
 927                         if (!member.IsDefaultAny) {
 928                                 WriteLineUni ("}");
 929                                 WriteLineInd ("else");
 930                                 WriteLine ("throw CreateUnknownAnyElementException (" + elem + ".Name, " + elem + ".NamespaceURI);");
 931                                 Unindent ();
 932                         }
 933
 934                         if (!singleElement)
 935                                 WriteLineUni ("}");
 936                 }
 937
 938                 void GenerateWritePrimitiveElement (XmlTypeMapping typeMap, string ob)
 939                 {
 940                         string strVal = GenerateGetStringValue (typeMap, typeMap.TypeData, ob);
 941                         WriteLine ("Writer.WriteString (" + strVal + ");");
 942                 }
 943
 944                 void GenerateWriteEnumElement (XmlTypeMapping typeMap, string ob)
 945                 {
 946                         string strVal = GenerateGetEnumXmlValue (typeMap, ob);
 947                         WriteLine ("Writer.WriteString (" + strVal + ");");
 948                 }
 949
 950                 string GenerateGetStringValue (XmlTypeMapping typeMap, TypeData type, string value)
 951                 {
 952                         if (type.SchemaType == SchemaTypes.Array) {
 953                                 string str = GetStrTempVar ();
 954                                 WriteLine ("string " + str + " = null;");
 955                                 WriteLineInd ("if (" + value + " != null) {");
 956                                 string res = GenerateWriteListContent (null, typeMap.TypeData, (ListMap)typeMap.ObjectMap, value, true);
 957                                 WriteLine (str + " = " + res + ".ToString ().Trim ();");
 958                                 WriteLineUni ("}");
 959                                 return str;
 960                         }
 961                         else if (type.SchemaType == SchemaTypes.Enum) {
 962                                 return GenerateGetEnumXmlValue (typeMap, value);
 963                         }
 964                         else if (type.Type == typeof (XmlQualifiedName))
 965                                 return "FromXmlQualifiedName (" + value + ")";
 966                         else if (value == null)
 967                                 return null;
 968                         else
 969                                 return XmlCustomFormatter.GenerateToXmlString (type, value);
 970                 }
 971
 972                 string GenerateGetEnumXmlValue (XmlTypeMapping typeMap, string ob)
 973                 {
 974                         return GetGetEnumValueName (typeMap) + " (" + ob + ")";
 975                 }
 976
 977                 string GenerateGetListCount (TypeData listType, string ob)
 978                 {
 979                         if (listType.Type.IsArray)
 980                                 return "ob.Length";
 981                         else
 982                                 return "ob.Count";
 983                 }
 984
 985                 void GenerateGetArrayType (ListMap map, string itemCount, out string localName, out string ns)
 986                 {
 987                         string arrayDim;
 988                         if (itemCount != "") arrayDim = "";
 989                         else arrayDim = "[]";
 990
 991                         XmlTypeMapElementInfo info = (XmlTypeMapElementInfo) map.ItemInfo[0];
 992                         if (info.TypeData.SchemaType == SchemaTypes.Array)
 993                         {
 994                                 string nm;
 995                                 GenerateGetArrayType ((ListMap)info.MappedType.ObjectMap, "", out nm, out ns);
 996                                 localName = nm + arrayDim;
 997                         }
 998                         else
 999                         {
1000                                 if (info.MappedType != null)
1001                                 {
1002                                         localName = info.MappedType.XmlType + arrayDim;
1003                                         ns = info.MappedType.Namespace;
1004                                 }
1005                                 else
1006                                 {
1007                                         localName = info.TypeData.XmlType + arrayDim;
1008                                         ns = info.DataTypeNamespace;
1009                                 }
1010                         }
1011                         if (itemCount != "") {
1012                                 localName = "\"" + localName + "[\" + " + itemCount + " + \"]\"";
1013                                 ns = GetLiteral (ns);
1014                         }
1015                 }
1016
1017                 string GenerateWriteListContent (string container, TypeData listType, ListMap map, string ob, bool writeToString)
1018                 {
1019                         string targetString = null;
1020
1021                         if (writeToString)
1022                         {
1023                                 targetString = GetStrTempVar ();
1024                                 WriteLine ("System.Text.StringBuilder " + targetString + " = new System.Text.StringBuilder();");
1025                         }
1026
1027                         if (listType.Type.IsArray)
1028                         {
1029                                 string itemVar = GetNumTempVar ();
1030                                 WriteLineInd ("for (int "+itemVar+" = 0; "+itemVar+" < " + ob + ".Length; "+itemVar+"++) {");
1031                                 GenerateListLoop (container, map, ob + "["+itemVar+"]", itemVar, listType.ListItemTypeData, targetString);
1032                                 WriteLineUni ("}");
1033                         }
1034                         else if (typeof(ICollection).IsAssignableFrom (listType.Type))
1035                         {
1036                                 string itemVar = GetNumTempVar ();
1037                                 WriteLineInd ("for (int "+itemVar+" = 0; "+itemVar+" < " + ob + ".Count; "+itemVar+"++) {");
1038                                 GenerateListLoop (container, map, ob + "["+itemVar+"]", itemVar, listType.ListItemTypeData, targetString);
1039                                 WriteLineUni ("}");
1040                         }
1041                         else if (typeof(IEnumerable).IsAssignableFrom (listType.Type))
1042                         {
1043                                 string itemVar = GetObTempVar ();
1044                                 WriteLineInd ("foreach (" + listType.ListItemTypeData.FullTypeName + " " + itemVar + " in " + ob + ") {");
1045                                 GenerateListLoop (container, map, itemVar, null, listType.ListItemTypeData, targetString);
1046                                 WriteLineUni ("}");
1047                         }
1048                         else
1049                                 throw new Exception ("Unsupported collection type");
1050
1051                         return targetString;
1052                 }
1053
1054                 void GenerateListLoop (string container, ListMap map, string item, string index, TypeData itemTypeData, string targetString)
1055                 {
1056                         bool multichoice = (map.ItemInfo.Count > 1);
1057
1058                         if (map.ChoiceMember != null && container != null && index != null) {
1059                                 WriteLineInd ("if ((" + container + ".@" + map.ChoiceMember + " == null) || (" + index + " >= " + container + ".@" + map.ChoiceMember + ".Length))");
1060                                 WriteLine ("throw CreateInvalidChoiceIdentifierValueException (" + container + ".GetType().ToString(), \"" + map.ChoiceMember + "\");");
1061                                 Unindent ();
1062                         }
1063
1064                         if (multichoice)
1065                                 WriteLine ("if (((object)" + item + ") == null) { }");
1066
1067                         foreach (XmlTypeMapElementInfo info in map.ItemInfo)
1068                         {
1069                                 if (map.ChoiceMember != null && multichoice)
1070                                         WriteLineInd ("else if (" + container + ".@" + map.ChoiceMember + "[" + index + "] == " + GetLiteral (info.ChoiceValue) + ") {");
1071                                 else if (multichoice)
1072                                         WriteLineInd ("else if (" + item + ".GetType() == typeof(" + info.TypeData.FullTypeName + ")) {");
1073
1074                                 if (targetString == null)
1075                                         GenerateWriteMemberElement (info, GetCast (info.TypeData, itemTypeData, item));
1076                                 else
1077                                 {
1078                                         string strVal = GenerateGetStringValue (info.MappedType, info.TypeData, GetCast (info.TypeData, itemTypeData, item));
1079                                         WriteLine (targetString + ".Append (" + strVal + ").Append (\" \");");
1080                                 }
1081
1082                                 if (multichoice)
1083                                         WriteLineUni ("}");
1084                         }
1085
1086                         if (multichoice)
1087                                 WriteLine ("else throw CreateUnknownTypeException (" + item + ");");
1088                 }
1089
1090                 void GenerateWritePrimitiveValueLiteral (string memberValue, string name, string ns, XmlTypeMapping mappedType, TypeData typeData, bool wrapped, bool isNullable)
1091                 {
1092                         if (!wrapped) {
1093                                 string strVal = GenerateGetStringValue (mappedType, typeData, memberValue);
1094                                 WriteMetCall ("WriteValue", strVal);
1095                         }
1096                         else if (isNullable) {
1097                                 if (typeData.Type == typeof(XmlQualifiedName))
1098                                         WriteMetCall ("WriteNullableQualifiedNameLiteral", GetLiteral(name), GetLiteral(ns), memberValue);
1099                                 else  {
1100                                         string strVal = GenerateGetStringValue (mappedType, typeData, memberValue);
1101                                         WriteMetCall ("WriteNullableStringLiteral", GetLiteral(name), GetLiteral(ns), strVal);
1102                                 }
1103                         }
1104                         else {
1105                                 if (typeData.Type == typeof(XmlQualifiedName))
1106                                         WriteMetCall ("WriteElementQualifiedName", GetLiteral(name), GetLiteral(ns), memberValue);
1107                                 else {
1108                                         string strVal = GenerateGetStringValue (mappedType, typeData, memberValue);
1109                                         WriteMetCall ("WriteElementString", GetLiteral(name),GetLiteral(ns), strVal);
1110                                 }
1111                         }
1112                 }
1113
1114                 void GenerateWritePrimitiveValueEncoded (string memberValue, string name, string ns, XmlQualifiedName xsiType, XmlTypeMapping mappedType, TypeData typeData, bool wrapped, bool isNullable)
1115                 {
1116                         if (!wrapped) {
1117                                 string strVal = GenerateGetStringValue (mappedType, typeData, memberValue);
1118                                 WriteMetCall ("WriteValue", strVal);
1119                         }
1120                         else if (isNullable) {
1121                                 if (typeData.Type == typeof(XmlQualifiedName))
1122                                         WriteMetCall ("WriteNullableQualifiedNameEncoded", GetLiteral(name), GetLiteral(ns), memberValue, GetLiteral(xsiType));
1123                                 else  {
1124                                         string strVal = GenerateGetStringValue (mappedType, typeData, memberValue);
1125                                         WriteMetCall ("WriteNullableStringEncoded", GetLiteral(name), GetLiteral(ns), strVal, GetLiteral(xsiType));
1126                                 }
1127                         }
1128                         else {
1129                                 if (typeData.Type == typeof(XmlQualifiedName))
1130                                         WriteMetCall ("WriteElementQualifiedName", GetLiteral(name), GetLiteral(ns), memberValue, GetLiteral(xsiType));
1131                                 else {
1132                                         string strVal = GenerateGetStringValue (mappedType, typeData, memberValue);
1133                                         WriteMetCall ("WriteElementString", GetLiteral(name),GetLiteral(ns), strVal, GetLiteral(xsiType));
1134                                 }
1135                         }
1136                 }
1137
1138                 string GenerateGetMemberValue (XmlTypeMapMember member, string ob, bool isValueList)
1139                 {
1140                         if (isValueList) return GetCast (member.TypeData, TypeTranslator.GetTypeData (typeof(object)), ob + "[" + member.Index + "]");
1141                         else return ob + ".@" + member.Name;
1142                 }
1143
1144                 string GenerateMemberHasValueCondition (XmlTypeMapMember member, string ob, bool isValueList)
1145                 {
1146                         if (isValueList) {
1147                                 return ob + ".Length > " + member.Index;
1148                         }
1149                         else if (member.DefaultValue != System.DBNull.Value) {
1150                                 string mem = ob + ".@" + member.Name;
1151                                 if (member.DefaultValue == null)
1152                                         return mem + " != null";
1153                                 else if (member.TypeData.SchemaType == SchemaTypes.Enum)
1154                                         return mem + " != " + GetCast (member.TypeData, GetLiteral (member.DefaultValue));
1155                                 else
1156                                         return mem + " != " + GetLiteral (member.DefaultValue);
1157                         }
1158                         else if (member.IsOptionalValueType)
1159                                 return ob + ".@" + member.Name + "Specified";
1160                         return null;
1161                 }
1162
1163                 void GenerateWriteInitCallbacks ()
1164                 {
1165                         WriteLine ("protected override void InitCallbacks ()");
1166                         WriteLineInd ("{");
1167
1168                         if (_format == SerializationFormat.Encoded)
1169                         {
1170                                 foreach (XmlMapping xmap in _mapsToGenerate)  {
1171                                         XmlTypeMapping map = xmap as XmlTypeMapping;
1172                                         if (map != null)
1173                                                 WriteMetCall ("AddWriteCallback", GetTypeOf(map.TypeData), GetLiteral(map.XmlType), GetLiteral(map.Namespace), "new XmlSerializationWriteCallback (" + GetWriteObjectCallbackName (map) + ")");
1174                                 }
1175                         }
1176
1177                         WriteLineUni ("}");
1178                         WriteLine ("");
1179
1180                         if (_format == SerializationFormat.Encoded)
1181                         {
1182                                 foreach (XmlTypeMapping xmap in _mapsToGenerate)  {
1183                                         XmlTypeMapping map = xmap as XmlTypeMapping;
1184                                         if (map == null) continue;
1185                                         if (map.TypeData.SchemaType == SchemaTypes.Enum)
1186                                                 WriteWriteEnumCallback (map);
1187                                         else
1188                                                 WriteWriteObjectCallback (map);
1189                                 }
1190                         }
1191                 }
1192
1193                 void WriteWriteEnumCallback (XmlTypeMapping map)
1194                 {
1195                         WriteLine ("void " + GetWriteObjectCallbackName (map) + " (object ob)");
1196                         WriteLineInd ("{");
1197                         WriteMetCall (GetWriteObjectName(map), GetCast (map.TypeData, "ob"), GetLiteral(map.ElementName), GetLiteral(map.Namespace), "false", "true", "false");
1198                         WriteLineUni ("}");
1199                         WriteLine ("");
1200                 }
1201
1202                 void WriteWriteObjectCallback (XmlTypeMapping map)
1203                 {
1204                         WriteLine ("void " + GetWriteObjectCallbackName (map) + " (object ob)");
1205                         WriteLineInd ("{");
1206                         WriteMetCall (GetWriteObjectName(map), GetCast (map.TypeData, "ob"), GetLiteral(map.ElementName), GetLiteral(map.Namespace), "false", "false", "false");
1207                         WriteLineUni ("}");
1208                         WriteLine ("");
1209                 }
1210
1211                 #endregion
1212
1213                 #region Reader Generation
1214
1215                 //*******************************************************
1216                 // Reader generation
1217                 //
1218
1219                 public void GenerateReader (string readerClassName, ArrayList maps)
1220                 {
1221                         if (_config == null || !_config.GenerateAsInternal)
1222                                 WriteLine ("public class " + readerClassName + " : XmlSerializationReader");
1223                         else
1224                                 WriteLine ("internal class " + readerClassName + " : XmlSerializationReader");
1225                         WriteLineInd ("{");
1226
1227                         _mapsToGenerate = new ArrayList ();
1228                         _fixupCallbacks = new ArrayList ();
1229                         InitHooks ();
1230
1231                         for (int n=0; n<maps.Count; n++)
1232                         {
1233                                 GenerationResult res = (GenerationResult) maps [n];
1234                                 _typeMap = res.Mapping;
1235                                 _format = _typeMap.Format;
1236                                 _result = res;
1237
1238                                 GenerateReadRoot ();
1239                         }
1240
1241                         for (int n=0; n<_mapsToGenerate.Count; n++)
1242                         {
1243                                 XmlTypeMapping map = _mapsToGenerate [n] as XmlTypeMapping;
1244                                 if (map == null) continue;
1245
1246                                 GenerateReadObject (map);
1247                                 if (map.TypeData.SchemaType == SchemaTypes.Enum)
1248                                         GenerateGetEnumValue (map);
1249                         }
1250
1251                         GenerateReadInitCallbacks ();
1252
1253                         if (_format == SerializationFormat.Encoded)
1254                         {
1255                                 GenerateFixupCallbacks ();
1256                                 GenerateFillerCallbacks ();
1257                         }
1258
1259                         WriteLineUni ("}");
1260                         UpdateGeneratedTypes (_mapsToGenerate);
1261                 }
1262
1263                 void GenerateReadRoot ()
1264                 {
1265                         WriteLine ("public object " + _result.ReadMethodName + " ()");
1266                         WriteLineInd ("{");
1267                         WriteLine ("Reader.MoveToContent();");
1268
1269                         if (_typeMap is XmlTypeMapping)
1270                         {
1271                                 XmlTypeMapping typeMap = (XmlTypeMapping) _typeMap;
1272
1273                                 if (_format == SerializationFormat.Literal)
1274                                 {
1275                                         if (typeMap.TypeData.SchemaType == SchemaTypes.XmlNode)
1276                                                 throw new Exception ("Not supported for XmlNode types");
1277
1278                                         WriteLineInd ("if (Reader.LocalName != " + GetLiteral (typeMap.ElementName) + " || Reader.NamespaceURI != " + GetLiteral (typeMap.Namespace) + ")");
1279                                         WriteLine ("throw CreateUnknownNodeException();");
1280                                         Unindent ();
1281
1282                                         WriteLine ("return " + GetReadObjectCall (typeMap, GetLiteral(typeMap.IsNullable), "true") + ";");
1283                                 }
1284                                 else
1285                                 {
1286                                         WriteLine ("object ob = null;");
1287                                         WriteLine ("Reader.MoveToContent();");
1288                                         WriteLine ("if (Reader.NodeType == System.Xml.XmlNodeType.Element) ");
1289                                         WriteLineInd ("{");
1290                                         WriteLineInd ("if (Reader.LocalName == " + GetLiteral(typeMap.ElementName) + " && Reader.NamespaceURI == " + GetLiteral (typeMap.Namespace) + ")");
1291                                         WriteLine ("ob = ReadReferencedElement();");
1292                                         Unindent ();
1293                                         WriteLineInd ("else ");
1294                                         WriteLine ("throw CreateUnknownNodeException();");
1295                                         Unindent ();
1296                                         WriteLineUni ("}");
1297                                         WriteLineInd ("else ");
1298                                         WriteLine ("UnknownNode(null);");
1299                                         Unindent ();
1300                                         WriteLine ("");
1301                                         WriteLine ("ReadReferencedElements();");
1302                                         WriteLine ("return ob;");
1303                                         RegisterReferencingMap (typeMap);
1304                                 }
1305                         }
1306                         else {
1307                                 WriteLine ("return " + GenerateReadMessage ((XmlMembersMapping)_typeMap) + ";");
1308                         }
1309
1310                         WriteLineUni ("}");
1311                         WriteLine ("");
1312                 }
1313
1314                 string GenerateReadMessage (XmlMembersMapping typeMap)
1315                 {
1316                         WriteLine ("object[] parameters = new object[" + typeMap.Count + "];");
1317                         WriteLine ("");
1318
1319                         if (typeMap.HasWrapperElement)
1320                         {
1321                                 if (_format == SerializationFormat.Encoded)
1322                                 {
1323                                         WriteLine ("while (Reader.NodeType == System.Xml.XmlNodeType.Element)");
1324                                         WriteLineInd ("{");
1325                                         WriteLine ("string root = Reader.GetAttribute (\"root\", " + GetLiteral(XmlSerializer.EncodingNamespace) + ");");
1326                                         WriteLine ("if (root == null || System.Xml.XmlConvert.ToBoolean(root)) break;");
1327                                         WriteLine ("ReadReferencedElement ();");
1328                                         WriteLine ("Reader.MoveToContent ();");
1329                                         WriteLineUni ("}");
1330                                         WriteLine ("");
1331                                         WriteLine ("if (Reader.NodeType != System.Xml.XmlNodeType.EndElement)");
1332                                         WriteLineInd ("{");
1333                                         WriteLineInd ("if (Reader.IsEmptyElement) {");
1334                                         WriteLine ("Reader.Skip();");
1335                                         WriteLineUni ("}");
1336                                         WriteLineInd ("else {");
1337                                         WriteLine ("Reader.ReadStartElement();");
1338                                         GenerateReadMembers (typeMap, (ClassMap)typeMap.ObjectMap, "parameters", true, false);
1339                                         WriteLine ("ReadEndElement();");
1340                                         WriteLineUni ("}");
1341                                         WriteLine ("");
1342                                         WriteLine ("Reader.MoveToContent();");
1343                                         WriteLineUni ("}");
1344                                 }
1345                                 else
1346                                 {
1347                                         WriteLine ("while (Reader.NodeType != System.Xml.XmlNodeType.EndElement)");
1348                                         WriteLineInd ("{");
1349                                         WriteLine ("if (Reader.IsStartElement(" + GetLiteral(typeMap.ElementName) + ", " + GetLiteral(typeMap.Namespace) + "))");
1350                                         WriteLineInd ("{");
1351                                         WriteLine ("if (Reader.IsEmptyElement) { Reader.Skip(); Reader.MoveToContent(); continue; }");
1352                                         WriteLine ("Reader.ReadStartElement();");
1353                                         GenerateReadMembers (typeMap, (ClassMap)typeMap.ObjectMap, "parameters", true, false);
1354                                         WriteLine ("ReadEndElement();");
1355                                         WriteLine ("break;");
1356                                         WriteLineUni ("}");
1357                                         WriteLineInd ("else ");
1358                                         WriteLine ("UnknownNode(null);");
1359                                         Unindent ();
1360                                         WriteLine ("");
1361                                         WriteLine ("Reader.MoveToContent();");
1362                                         WriteLineUni ("}");
1363                                 }
1364                         }
1365                         else
1366                                 GenerateReadMembers (typeMap, (ClassMap)typeMap.ObjectMap, "parameters", true, _format == SerializationFormat.Encoded);
1367
1368                         if (_format == SerializationFormat.Encoded)
1369                                 WriteLine ("ReadReferencedElements();");
1370
1371                         return "parameters";
1372                 }
1373
1374                 void GenerateReadObject (XmlTypeMapping typeMap)
1375                 {
1376                         string isNullable;
1377                         if (_format == SerializationFormat.Literal) {
1378                                 WriteLine ("public " + typeMap.TypeFullName + " " + GetReadObjectName (typeMap) + " (bool isNullable, bool checkType)");
1379                                 isNullable = "isNullable";
1380                         }
1381                         else {
1382                                 WriteLine ("public object " + GetReadObjectName (typeMap) + " ()");
1383                                 isNullable = "true";
1384                         }
1385
1386                         WriteLineInd ("{");
1387
1388                         PushHookContext ();
1389
1390                         SetHookVar ("$TYPE", typeMap.TypeName);
1391                         SetHookVar ("$FULLTYPE", typeMap.TypeFullName);
1392                         SetHookVar ("$NULLABLE", "isNullable");
1393
1394                         switch (typeMap.TypeData.SchemaType)
1395                         {
1396                                 case SchemaTypes.Class: GenerateReadClassInstance (typeMap, isNullable, "checkType"); break;
1397                                 case SchemaTypes.Array:
1398                                         WriteLine ("return " + GenerateReadListElement (typeMap, null, isNullable, true) + ";");
1399                                         break;
1400                                 case SchemaTypes.XmlNode: GenerateReadXmlNodeElement (typeMap, isNullable); break;
1401                                 case SchemaTypes.Primitive: GenerateReadPrimitiveElement (typeMap, isNullable); break;
1402                                 case SchemaTypes.Enum: GenerateReadEnumElement (typeMap, isNullable); break;
1403                                 case SchemaTypes.XmlSerializable: GenerateReadXmlSerializableElement (typeMap, isNullable); break;
1404                                 default: throw new Exception ("Unsupported map type");
1405                         }
1406
1407                         WriteLineUni ("}");
1408                         WriteLine ("");
1409                         PopHookContext ();
1410                 }
1411
1412                 void GenerateReadClassInstance (XmlTypeMapping typeMap, string isNullable, string checkType)
1413                 {
1414                         SetHookVar ("$OBJECT", "ob");
1415                         if (!typeMap.TypeData.IsValueType)
1416                         {
1417                                 WriteLine (typeMap.TypeFullName + " ob = null;");
1418
1419                                 if (GenerateReadHook (HookType.type, typeMap.TypeData.Type)) {
1420                                         WriteLine ("return ob;");
1421                                         return;
1422                                 }
1423
1424                                 if (_format == SerializationFormat.Literal) {
1425                                         WriteLine ("if (" + isNullable + " && ReadNull()) return null;");
1426                                         WriteLine ("");
1427                                         WriteLine ("if (checkType) ");
1428                                         WriteLineInd ("{");
1429                                 }
1430                                 else {
1431                                         WriteLine ("if (ReadNull()) return null;");
1432                                         WriteLine ("");
1433                                 }
1434                         }
1435                         else
1436                         {
1437                                 WriteLine (typeMap.TypeFullName + " ob = new " + typeMap.TypeFullName + " ();");
1438
1439                                 if (GenerateReadHook (HookType.type, typeMap.TypeData.Type)) {
1440                                         WriteLine ("return ob;");
1441                                         return;
1442                                 }
1443                         }
1444
1445                         WriteLine ("System.Xml.XmlQualifiedName t = GetXsiType();");
1446                         WriteLine ("if (t == null)");
1447                         if (typeMap.TypeData.Type != typeof(object))
1448                                 WriteLine ("\t;");
1449                         else
1450                                 WriteLine ("\treturn " + GetCast (typeMap.TypeData, "ReadTypedPrimitive (new System.Xml.XmlQualifiedName(\"anyType\", System.Xml.Schema.XmlSchema.Namespace))") + ";");
1451
1452                         foreach (XmlTypeMapping realMap in typeMap.DerivedTypes)
1453                         {
1454                                 WriteLineInd ("else if (t.Name == " + GetLiteral (realMap.XmlType) + " && t.Namespace == " + GetLiteral (realMap.XmlTypeNamespace) + ")");
1455                                 WriteLine ("return " + GetReadObjectCall(realMap, isNullable, checkType) + ";");
1456                                 Unindent ();
1457                         }
1458
1459                         WriteLine ("else if (t.Name != " + GetLiteral (typeMap.XmlType) + " || t.Namespace != " + GetLiteral (typeMap.XmlTypeNamespace) + ")");
1460                         if (typeMap.TypeData.Type == typeof(object))
1461                                 WriteLine ("\treturn " + GetCast (typeMap.TypeData, "ReadTypedPrimitive (t)") + ";");
1462                         else
1463                                 WriteLine ("\tthrow CreateUnknownTypeException(t);");
1464
1465                         if (!typeMap.TypeData.IsValueType)
1466                         {
1467                                 if (_format == SerializationFormat.Literal)
1468                                         WriteLineUni ("}");
1469
1470                                 if (typeMap.TypeData.Type.IsAbstract) {
1471                                         GenerateEndHook ();
1472                                         WriteLine ("return ob;");
1473                                         return;
1474                                 }
1475
1476                                 WriteLine ("");
1477                                 WriteLine ("ob = new " + typeMap.TypeFullName + " ();");
1478                         }
1479
1480                         WriteLine ("");
1481
1482                         WriteLine ("Reader.MoveToElement();");
1483                         WriteLine ("");
1484
1485                         GenerateReadMembers (typeMap, (ClassMap)typeMap.ObjectMap, "ob", false, false);
1486
1487                         WriteLine ("");
1488
1489                         GenerateEndHook ();
1490                         WriteLine ("return ob;");
1491                 }
1492
1493                 void GenerateReadMembers (XmlMapping xmlMap, ClassMap map, string ob, bool isValueList, bool readByOrder)
1494                 {
1495                         XmlTypeMapping typeMap = xmlMap as XmlTypeMapping;
1496                         Type xmlMapType = (typeMap != null) ? typeMap.TypeData.Type : typeof(object[]);
1497
1498                         // Load the default value of members
1499                         if (map.MembersWithDefault != null)
1500                         {
1501                                 ArrayList members = map.MembersWithDefault;
1502                                 for (int n=0; n<members.Count; n++) {
1503                                         XmlTypeMapMember mem = (XmlTypeMapMember) members[n];
1504                                         GenerateSetMemberValueFromAttr (mem, ob, GetLiteral (mem.DefaultValue), isValueList);
1505                                 }
1506                         }
1507
1508                         // A value list cannot have attributes
1509
1510                         bool first;
1511                         if (!isValueList && !GenerateReadHook (HookType.attributes, xmlMapType))
1512                         {
1513                                 // Reads attributes
1514
1515                                 XmlTypeMapMember anyAttrMember = map.DefaultAnyAttributeMember;
1516
1517                                 if (anyAttrMember != null)
1518                                 {
1519                                         WriteLine ("int anyAttributeIndex = 0;");
1520                                         WriteLine (anyAttrMember.TypeData.FullTypeName + " anyAttributeArray = null;");
1521                                 }
1522
1523                                 WriteLine ("while (Reader.MoveToNextAttribute())");
1524                                 WriteLineInd ("{");
1525                                 first = true;
1526                                 if (map.AttributeMembers != null) {
1527                                         foreach (XmlTypeMapMemberAttribute at in map.AttributeMembers)
1528                                         {
1529                                                 WriteLineInd ((first?"":"else ") + "if (Reader.LocalName == " + GetLiteral (at.AttributeName) + " && Reader.NamespaceURI == " + GetLiteral (at.Namespace) + ") {");
1530                                                 if (!GenerateReadMemberHook (xmlMapType, at)) {
1531                                                         GenerateSetMemberValue (at, ob, GenerateGetValueFromXmlString ("Reader.Value", at.TypeData, at.MappedType), isValueList);
1532                                                         GenerateEndHook ();
1533                                                 }
1534                                                 WriteLineUni ("}");
1535                                                 first = false;
1536                                         }
1537                                 }
1538                                 WriteLineInd ((first?"":"else ") + "if (IsXmlnsAttribute (Reader.Name)) {");
1539
1540                                 // If the map has NamespaceDeclarations,
1541                                 // then store this xmlns to the given member.
1542                                 // If the instance doesn't exist, then create.
1543
1544                                 if (map.NamespaceDeclarations != null) {
1545                                         if (!GenerateReadMemberHook (xmlMapType, map.NamespaceDeclarations)) {
1546                                                 string nss = ob + ".@" + map.NamespaceDeclarations.Name;
1547                                                 WriteLine ("if (" + nss + " == null) " + nss + " = new XmlSerializerNamespaces ();");
1548                                                 WriteLineInd ("if (Reader.Prefix == \"xmlns\")");
1549                                                 WriteLine (nss + ".Add (Reader.LocalName, Reader.Value);");
1550                                                 Unindent ();
1551                                                 WriteLineInd ("else");
1552                                                 WriteLine (nss + ".Add (\"\", Reader.Value);");
1553                                                 Unindent ();
1554                                                 GenerateEndHook ();
1555                                         }
1556                                 }
1557
1558                                 WriteLineUni ("}");
1559                                 WriteLineInd ("else {");
1560
1561                                 if (anyAttrMember != null)
1562                                 {
1563                                         if (!GenerateReadArrayMemberHook (xmlMapType, anyAttrMember, "anyAttributeIndex")) {
1564                                                 WriteLine ("System.Xml.XmlAttribute attr = (System.Xml.XmlAttribute) Document.ReadNode(Reader);");
1565                                                 if (typeof(System.Xml.Schema.XmlSchemaAnnotated).IsAssignableFrom (xmlMapType))
1566                                                         WriteLine ("ParseWsdlArrayType (attr);");
1567                                                 GenerateAddListValue (anyAttrMember.TypeData, "anyAttributeArray", "anyAttributeIndex", GetCast (anyAttrMember.TypeData.ListItemTypeData, "attr"), true);
1568                                                 GenerateEndHook ();
1569                                         }
1570                                         WriteLine ("anyAttributeIndex++;");
1571                                 }
1572                                 else {
1573                                         if (!GenerateReadHook (HookType.unknownAttribute, xmlMapType)) {
1574                                                 WriteLine ("UnknownNode (" + ob + ");");
1575                                                 GenerateEndHook ();
1576                                         }
1577                                 }
1578
1579                                 WriteLineUni ("}");
1580                                 WriteLineUni ("}");
1581
1582                                 if (anyAttrMember != null && !MemberHasReadReplaceHook (xmlMapType, anyAttrMember))
1583                                 {
1584                                         WriteLine ("");
1585                                         WriteLine("anyAttributeArray = (" + anyAttrMember.TypeData.FullTypeName + ") ShrinkArray (anyAttributeArray, anyAttributeIndex, " + GetTypeOf(anyAttrMember.TypeData.Type.GetElementType()) + ", true);");
1586                                         GenerateSetMemberValue (anyAttrMember, ob, "anyAttributeArray", isValueList);
1587                                 }
1588                                 WriteLine ("");
1589
1590                                 GenerateEndHook ();
1591                         }
1592
1593                         if (!isValueList)
1594                         {
1595                                 WriteLine ("Reader.MoveToElement();");
1596                                 WriteLineInd ("if (Reader.IsEmptyElement) {");
1597                                 WriteLine ("Reader.Skip ();");
1598                                 GenerateSetListMembersDefaults (typeMap, map, ob, isValueList);
1599                                 WriteLine ("return " + ob + ";");
1600                                 WriteLineUni ("}");
1601                                 WriteLine ("");
1602
1603                                 WriteLine ("Reader.ReadStartElement();");
1604                         }
1605
1606                         // Reads elements
1607
1608                         WriteLine("Reader.MoveToContent();");
1609                         WriteLine ("");
1610
1611                         if (!GenerateReadHook (HookType.elements, xmlMapType))
1612                         {
1613                                 string[] readFlag = null;
1614                                 if (map.ElementMembers != null && !readByOrder)
1615                                 {
1616                                         string readFlagsVars = "bool ";
1617                                         readFlag = new string[map.ElementMembers.Count];
1618                                         for (int n=0; n<map.ElementMembers.Count; n++) {
1619                                                 readFlag[n] = GetBoolTempVar ();
1620                                                 if (n > 0) readFlagsVars += ", ";
1621                                                 readFlagsVars += readFlag[n] + "=false";
1622                                         }
1623                                         if (map.ElementMembers.Count > 0) WriteLine (readFlagsVars + ";");
1624                                         WriteLine ("");
1625                                 }
1626
1627                                 string[] indexes = null;
1628                                 string[] flatLists = null;
1629                                 string[] flatListsChoices = null;
1630
1631                                 if (map.FlatLists != null)
1632                                 {
1633                                         indexes = new string[map.FlatLists.Count];
1634                                         flatLists = new string[map.FlatLists.Count];
1635
1636                                         string code = "int ";
1637                                         for (int n=0; n<map.FlatLists.Count; n++)
1638                                         {
1639                                                 XmlTypeMapMemberElement mem = (XmlTypeMapMemberElement)map.FlatLists[n];
1640                                                 indexes[n] = GetNumTempVar ();
1641                                                 if (n > 0) code += ", ";
1642                                                 code += indexes[n] + "=0";
1643                                                 if (!MemberHasReadReplaceHook (xmlMapType, mem)) {
1644                                                         flatLists[n] = GetObTempVar ();
1645                                                         string rval;
1646                                                         WriteLine (mem.TypeData.FullTypeName + " " + flatLists[n] + ";");
1647                                                         if (IsReadOnly (typeMap, mem, mem.TypeData, isValueList)) {
1648                                                                 rval = GenerateGetMemberValue (mem, ob, isValueList);
1649                                                                 WriteLine (flatLists[n] + " = " + rval + ";");
1650                                                         } else if (mem.TypeData.Type.IsArray) {
1651                                                                 rval = GenerateInitializeList (mem.TypeData);
1652                                                                 WriteLine (flatLists[n] + " = " + rval + ";");
1653                                                         } else {
1654                                                                 WriteLine (flatLists[n] + " = " + GenerateGetMemberValue (mem, ob, isValueList) + ";");
1655                                                                 WriteLineInd ("if (((object)" + flatLists[n] + ") == null) {");
1656                                                                 WriteLine (flatLists[n] + " = " + GenerateInitializeList (mem.TypeData) + ";");
1657                                                                 GenerateSetMemberValue (mem, ob, flatLists[n], isValueList);
1658                                                                 WriteLineUni ("}");
1659                                                         }
1660                                                 }
1661
1662                                                 if (mem.ChoiceMember != null) {
1663                                                         if (flatListsChoices == null)
1664                                                                 flatListsChoices = new string [map.FlatLists.Count];
1665                                                         flatListsChoices[n] = GetObTempVar ();
1666                                                         string rval = GenerateInitializeList (mem.ChoiceTypeData);
1667                                                         WriteLine (mem.ChoiceTypeData.FullTypeName + " " + flatListsChoices[n] + " = " + rval + ";");
1668                                                 }
1669                                         }
1670                                         WriteLine (code + ";");
1671                                         WriteLine ("");
1672                                 }
1673
1674                                 if (_format == SerializationFormat.Encoded && map.ElementMembers != null)
1675                                 {
1676                                         _fixupCallbacks.Add (xmlMap);
1677                                         WriteLine ("Fixup fixup = new Fixup(" + ob + ", new XmlSerializationFixupCallback(" + GetFixupCallbackName (xmlMap) + "), " + map.ElementMembers.Count + ");");
1678                                         WriteLine ("AddFixup (fixup);");
1679                                         WriteLine ("");
1680                                 }
1681
1682                                 ArrayList infos = null;
1683
1684                                 int maxInd;
1685                                 if (readByOrder) {
1686                                         if (map.ElementMembers != null) maxInd = map.ElementMembers.Count;
1687                                         else maxInd = 0;
1688                                 }
1689                                 else
1690                                 {
1691                                         infos = new ArrayList ();
1692                                         infos.AddRange (map.AllElementInfos);
1693                                         maxInd = infos.Count;
1694
1695                                         WriteLine ("while (Reader.NodeType != System.Xml.XmlNodeType.EndElement) ");
1696                                         WriteLineInd ("{");
1697                                         WriteLine ("if (Reader.NodeType == System.Xml.XmlNodeType.Element) ");
1698                                         WriteLineInd ("{");
1699                                 }
1700
1701                                 first = true;
1702                                 for (int ind = 0; ind < maxInd; ind++)
1703                                 {
1704                                         XmlTypeMapElementInfo info = readByOrder ? map.GetElement (ind) : (XmlTypeMapElementInfo) infos [ind];
1705
1706                                         if (!readByOrder)
1707                                         {
1708                                                 if (info.IsTextElement || info.IsUnnamedAnyElement) continue;
1709                                                 string elemCond = first ? "" : "else ";
1710                                                 elemCond += "if (";
1711                                                 if (!(info.Member.IsReturnValue && _format == SerializationFormat.Encoded)) {
1712                                                         elemCond += "Reader.LocalName == " + GetLiteral (info.ElementName);
1713                                                         if (!map.IgnoreMemberNamespace) elemCond += " && Reader.NamespaceURI == " + GetLiteral (info.Namespace);
1714                                                         elemCond += " && ";
1715                                                 }
1716                                                 elemCond += "!" + readFlag[info.Member.Index] + ") {";
1717                                                 WriteLineInd (elemCond);
1718                                         }
1719
1720                                         if (info.Member.GetType() == typeof (XmlTypeMapMemberList))
1721                                         {
1722                                                 if (_format == SerializationFormat.Encoded && info.MultiReferenceType)
1723                                                 {
1724                                                         string list = GetObTempVar ();
1725                                                         WriteLine ("object " + list + " = ReadReferencingElement (out fixup.Ids[" + info.Member.Index + "]);");
1726                                                         RegisterReferencingMap (info.MappedType);
1727
1728                                                         WriteLineInd ("if (fixup.Ids[" + info.Member.Index + "] == null) {");   // Already read
1729                                                         if (IsReadOnly (typeMap, info.Member, info.TypeData, isValueList))
1730                                                                 WriteLine ("throw CreateReadOnlyCollectionException (" + GetLiteral(info.TypeData.FullTypeName) + ");");
1731                                                         else
1732                                                                 GenerateSetMemberValue (info.Member, ob, GetCast (info.Member.TypeData,list), isValueList);
1733                                                         WriteLineUni ("}");
1734
1735                                                         if (!info.MappedType.TypeData.Type.IsArray)
1736                                                         {
1737                                                                 WriteLineInd ("else {");
1738                                                                 if (IsReadOnly (typeMap, info.Member, info.TypeData, isValueList))
1739                                                                         WriteLine (list + " = " + GenerateGetMemberValue (info.Member, ob, isValueList) + ";");
1740                                                                 else {
1741                                                                         WriteLine (list + " = " + GenerateCreateList (info.MappedType.TypeData.Type) + ";");
1742                                                                         GenerateSetMemberValue (info.Member, ob, GetCast (info.Member.TypeData,list), isValueList);
1743                                                                 }
1744                                                                 WriteLine ("AddFixup (new CollectionFixup (" + list + ", new XmlSerializationCollectionFixupCallback (" + GetFillListName(info.Member.TypeData) + "), fixup.Ids[" + info.Member.Index + "]));");
1745                                                                 WriteLine ("fixup.Ids[" + info.Member.Index + "] = null;");             // The member already has the value, no further fix needed.
1746                                                                 WriteLineUni ("}");
1747                                                         }
1748                                                 }
1749                                                 else
1750                                                 {
1751                                                         if (!GenerateReadMemberHook (xmlMapType, info.Member)) {
1752                                                                 if (IsReadOnly (typeMap, info.Member, info.TypeData, isValueList)) {
1753                                                                         GenerateReadListElement (info.MappedType, GenerateGetMemberValue (info.Member, ob, isValueList), GetLiteral(info.IsNullable), false);
1754                                                                 } else if (info.MappedType.TypeData.Type.IsArray) {
1755                                                                         if (info.IsNullable)
1756                                                                                 GenerateSetMemberValue (info.Member, ob, GenerateReadListElement (info.MappedType, null, GetLiteral(info.IsNullable), true), isValueList);
1757                                                                         else {
1758                                                                                 string list = GetObTempVar ();
1759                                                                                 WriteLine (info.MappedType.TypeFullName + " " + list + " = " + GenerateReadListElement (info.MappedType, null, GetLiteral(info.IsNullable), true) + ";");
1760                                                                                 WriteLineInd ("if (((object)" + list + ") != null) {");
1761                                                                                 GenerateSetMemberValue (info.Member, ob, list, isValueList);
1762                                                                                 WriteLineUni ("}");
1763                                                                         }
1764                                                                 } else {
1765                                                                         string list = GetObTempVar ();
1766                                                                         WriteLine (info.MappedType.TypeFullName + " " + list + " = " + GenerateGetMemberValue (info.Member, ob, isValueList) + ";");
1767                                                                         WriteLineInd ("if (((object)" + list + ") == null) {");
1768                                                                         WriteLine (list + " = " + GenerateCreateList (info.MappedType.TypeData.Type) + ";");
1769                                                                         GenerateSetMemberValue (info.Member, ob, list, isValueList);
1770                                                                         WriteLineUni ("}");
1771                                                                         GenerateReadListElement (info.MappedType, list, GetLiteral(info.IsNullable), true);
1772                                                                 }
1773                                                                 GenerateEndHook ();
1774                                                         }
1775                                                 }
1776                                                 if (!readByOrder)
1777                                                         WriteLine (readFlag[info.Member.Index] + " = true;");
1778                                         }
1779                                         else if (info.Member.GetType() == typeof (XmlTypeMapMemberFlatList))
1780                                         {
1781                                                 XmlTypeMapMemberFlatList mem = (XmlTypeMapMemberFlatList)info.Member;
1782                                                 if (!GenerateReadArrayMemberHook (xmlMapType, info.Member, indexes[mem.FlatArrayIndex])) {
1783                                                         GenerateAddListValue (mem.TypeData, flatLists[mem.FlatArrayIndex], indexes[mem.FlatArrayIndex], GenerateReadObjectElement (info), !IsReadOnly (typeMap, info.Member, info.TypeData, isValueList));
1784                                                         if (mem.ChoiceMember != null) {
1785                                                                 GenerateAddListValue (mem.ChoiceTypeData, flatListsChoices[mem.FlatArrayIndex], indexes[mem.FlatArrayIndex], GetLiteral (info.ChoiceValue), true);
1786                                                         }
1787                                                         GenerateEndHook ();
1788                                                 }
1789                                                 WriteLine (indexes[mem.FlatArrayIndex] + "++;");
1790                                         }
1791                                         else if (info.Member.GetType() == typeof (XmlTypeMapMemberAnyElement))
1792                                         {
1793                                                 XmlTypeMapMemberAnyElement mem = (XmlTypeMapMemberAnyElement)info.Member;
1794                                                 if (mem.TypeData.IsListType) {
1795                                                         if (!GenerateReadArrayMemberHook (xmlMapType, info.Member, indexes[mem.FlatArrayIndex])) {
1796                                                                 GenerateAddListValue (mem.TypeData, flatLists[mem.FlatArrayIndex], indexes[mem.FlatArrayIndex], GetReadXmlNode (mem.TypeData.ListItemTypeData, false), true);
1797                                                                 GenerateEndHook ();
1798                                                         }
1799                                                         WriteLine (indexes[mem.FlatArrayIndex] + "++;");
1800                                                 }
1801                                                 else {
1802                                                         if (!GenerateReadMemberHook (xmlMapType, info.Member)) {
1803                                                                 GenerateSetMemberValue (mem, ob, GetReadXmlNode(mem.TypeData, false), isValueList);
1804                                                                 GenerateEndHook ();
1805                                                         }
1806                                                 }
1807                                         }
1808                                         else if (info.Member.GetType() == typeof(XmlTypeMapMemberElement))
1809                                         {
1810                                                 if (!readByOrder)
1811                                                         WriteLine (readFlag[info.Member.Index] + " = true;");
1812                                                 if (_format == SerializationFormat.Encoded)
1813                                                 {
1814                                                         string val = GetObTempVar ();
1815                                                         RegisterReferencingMap (info.MappedType);
1816
1817                                                         if (info.Member.TypeData.SchemaType != SchemaTypes.Primitive)
1818                                                                 WriteLine ("object " + val + " = ReadReferencingElement (out fixup.Ids[" + info.Member.Index + "]);");
1819                                                         else
1820                                                                 WriteLine ("object " + val + " = ReadReferencingElement (" + GetLiteral(info.Member.TypeData.XmlType) + ", " + GetLiteral(System.Xml.Schema.XmlSchema.Namespace) + ", out fixup.Ids[" + info.Member.Index + "]);");
1821
1822                                                         if (info.MultiReferenceType)
1823                                                                 WriteLineInd ("if (fixup.Ids[" + info.Member.Index + "] == null) {");   // already read
1824                                                         else
1825                                                                 WriteLineInd ("if (" + val + " != null) {");    // null value
1826
1827                                                         GenerateSetMemberValue (info.Member, ob, GetCast (info.Member.TypeData,val), isValueList);
1828                                                         WriteLineUni ("}");
1829                                                 }
1830                                                 else if (!GenerateReadMemberHook (xmlMapType, info.Member)) {
1831                                                         if (info.ChoiceValue != null) {
1832                                                                 XmlTypeMapMemberElement imem = (XmlTypeMapMemberElement) info.Member;
1833                                                                 WriteLine (ob + ".@" + imem.ChoiceMember + " = " + GetLiteral(info.ChoiceValue) + ";");
1834                                                         }
1835                                                         GenerateSetMemberValue (info.Member, ob, GenerateReadObjectElement (info), isValueList);
1836                                                         GenerateEndHook ();
1837                                                 }
1838                                         }
1839                                         else
1840                                                 throw new InvalidOperationException ("Unknown member type");
1841
1842                                         if (!readByOrder)
1843                                                 WriteLineUni ("}");
1844                                         else
1845                                                 WriteLine ("Reader.MoveToContent();");
1846                                         first = false;
1847                                 }
1848
1849                                 if (!readByOrder)
1850                                 {
1851                                         if (!first) WriteLineInd ("else {");
1852
1853                                         if (map.DefaultAnyElementMember != null)
1854                                         {
1855                                                 XmlTypeMapMemberAnyElement mem = map.DefaultAnyElementMember;
1856                                                 if (mem.TypeData.IsListType) {
1857                                                         if (!GenerateReadArrayMemberHook (xmlMapType, mem, indexes[mem.FlatArrayIndex])) {
1858                                                                 GenerateAddListValue (mem.TypeData, flatLists[mem.FlatArrayIndex], indexes[mem.FlatArrayIndex], GetReadXmlNode(mem.TypeData.ListItemTypeData, false), true);
1859                                                                 GenerateEndHook ();
1860                                                         }
1861                                                         WriteLine (indexes[mem.FlatArrayIndex] + "++;");
1862                                                 }
1863                                                 else if (! GenerateReadMemberHook (xmlMapType, mem)) {
1864                                                         GenerateSetMemberValue (mem, ob, GetReadXmlNode(mem.TypeData, false), isValueList);
1865                                                         GenerateEndHook ();
1866                                                 }
1867                                         }
1868                                         else {
1869                                                 if (!GenerateReadHook (HookType.unknownElement, xmlMapType)) {
1870                                                         WriteLine ("UnknownNode (" + ob + ");");
1871                                                         GenerateEndHook ();
1872                                                 }
1873                                         }
1874
1875                                         if (!first) WriteLineUni ("}");
1876
1877                                         WriteLineUni ("}");
1878
1879                                         if (map.XmlTextCollector != null)
1880                                         {
1881                                                 WriteLine ("else if (Reader.NodeType == System.Xml.XmlNodeType.Text)");
1882                                                 WriteLineInd ("{");
1883
1884                                                 if (map.XmlTextCollector is XmlTypeMapMemberExpandable)
1885                                                 {
1886                                                         XmlTypeMapMemberExpandable mem = (XmlTypeMapMemberExpandable)map.XmlTextCollector;
1887                                                         XmlTypeMapMemberFlatList flatl = mem as XmlTypeMapMemberFlatList;
1888                                                         TypeData itype = (flatl == null) ? mem.TypeData.ListItemTypeData : flatl.ListMap.FindTextElement().TypeData;
1889
1890                                                         if (!GenerateReadArrayMemberHook (xmlMapType, map.XmlTextCollector, indexes[mem.FlatArrayIndex])) {
1891                                                                 string val = (itype.Type == typeof (string)) ? "Reader.ReadString()" : GetReadXmlNode (itype, false);
1892                                                                 GenerateAddListValue (mem.TypeData, flatLists[mem.FlatArrayIndex], indexes[mem.FlatArrayIndex], val, true);
1893                                                                 GenerateEndHook ();
1894                                                         }
1895                                                         WriteLine (indexes[mem.FlatArrayIndex] + "++;");
1896                                                 }
1897                                                 else if (!GenerateReadMemberHook (xmlMapType, map.XmlTextCollector))
1898                                                 {
1899                                                         XmlTypeMapMemberElement mem = (XmlTypeMapMemberElement) map.XmlTextCollector;
1900                                                         XmlTypeMapElementInfo info = (XmlTypeMapElementInfo) mem.ElementInfo [0];
1901                                                         if (info.TypeData.Type == typeof (string))
1902                                                                 GenerateSetMemberValue (mem, ob, "ReadString (" + GenerateGetMemberValue (mem, ob, isValueList) + ")", isValueList);
1903                                                         else
1904                                                                 GenerateSetMemberValue (mem, ob, GenerateGetValueFromXmlString ("Reader.ReadString()", info.TypeData, info.MappedType), isValueList);
1905                                                         GenerateEndHook ();
1906                                                 }
1907                                                 WriteLineUni ("}");
1908                                         }
1909
1910                                         WriteLine ("else");
1911                                         WriteLine ("\tUnknownNode(" + ob + ");");
1912                                         WriteLine ("");
1913                                         WriteLine ("Reader.MoveToContent();");
1914                                         WriteLineUni ("}");
1915                                 }
1916                                 else
1917                                         WriteLine ("Reader.MoveToContent();");
1918
1919                                 if (flatLists != null)
1920                                 {
1921                                         WriteLine ("");
1922                                         foreach (XmlTypeMapMemberExpandable mem in map.FlatLists)
1923                                         {
1924                                                 if (MemberHasReadReplaceHook (xmlMapType, mem)) continue;
1925
1926                                                 string list = flatLists[mem.FlatArrayIndex];
1927                                                 if (mem.TypeData.Type.IsArray)
1928                                                         WriteLine (list + " = (" + mem.TypeData.FullTypeName + ") ShrinkArray (" + list + ", " + indexes[mem.FlatArrayIndex] + ", " + GetTypeOf(mem.TypeData.Type.GetElementType()) + ", true);");
1929                                                 if (!IsReadOnly (typeMap, mem, mem.TypeData, isValueList) && mem.TypeData.Type.IsArray)
1930                                                         GenerateSetMemberValue (mem, ob, list, isValueList);
1931                                         }
1932                                 }
1933
1934                                 if (flatListsChoices != null)
1935                                 {
1936                                         WriteLine ("");
1937                                         foreach (XmlTypeMapMemberExpandable mem in map.FlatLists)
1938                                         {
1939                                                 if (MemberHasReadReplaceHook (xmlMapType, mem)) continue;
1940                                                 if (mem.ChoiceMember == null) continue;
1941
1942                                                 string list = flatListsChoices[mem.FlatArrayIndex];
1943                                                 WriteLine (list + " = (" + mem.ChoiceTypeData.FullTypeName + ") ShrinkArray (" + list + ", " + indexes[mem.FlatArrayIndex] + ", " + GetTypeOf(mem.ChoiceTypeData.Type.GetElementType()) + ", true);");
1944                                                 WriteLine (ob + ".@" + mem.ChoiceMember + " = " + list + ";");
1945                                         }
1946                                 }
1947
1948                                 GenerateSetListMembersDefaults (typeMap, map, ob, isValueList);
1949
1950                                 GenerateEndHook ();
1951                         }
1952
1953                         if (!isValueList)
1954                         {
1955                                 WriteLine ("");
1956                                 WriteLine ("ReadEndElement();");
1957                         }
1958                 }
1959
1960                 void GenerateSetListMembersDefaults (XmlTypeMapping typeMap, ClassMap map, string ob, bool isValueList)
1961                 {
1962                         if (map.ListMembers != null)
1963                         {
1964                                 ArrayList members = map.ListMembers;
1965                                 for (int n=0; n<members.Count; n++) {
1966                                         XmlTypeMapMember mem = (XmlTypeMapMember) members[n];
1967                                         if (IsReadOnly (typeMap, mem, mem.TypeData, isValueList))
1968                                                 continue;
1969                                         WriteLineInd ("if (" + GenerateGetMemberValue (mem, ob, isValueList) + " == null) {");
1970                                         GenerateSetMemberValue (mem, ob, GenerateInitializeList (mem.TypeData), isValueList);
1971                                         WriteLineUni ("}");
1972                                 }
1973                         }
1974                 }
1975
1976                 bool IsReadOnly (XmlTypeMapping map, XmlTypeMapMember member, TypeData memType, bool isValueList)
1977                 {
1978                         if (isValueList) return !memType.HasPublicConstructor;
1979                         else return member.IsReadOnly (map.TypeData.Type) || !memType.HasPublicConstructor;
1980                 }
1981
1982                 void GenerateSetMemberValue (XmlTypeMapMember member, string ob, string value, bool isValueList)
1983                 {
1984                         if (isValueList) WriteLine (ob + "[" + member.Index + "] = " + value + ";");
1985                         else {
1986                                 WriteLine (ob + ".@" + member.Name + " = " + value + ";");
1987                                 if (member.IsOptionalValueType)
1988                                         WriteLine (ob + "." + member.Name + "Specified = true;");
1989                         }
1990                 }
1991
1992                 void GenerateSetMemberValueFromAttr (XmlTypeMapMember member, string ob, string value, bool isValueList)
1993                 {
1994                         // Enumeration values specified in custom attributes are stored as integer
1995                         // values if the custom attribute property is of type object. So, it is
1996                         // necessary to convert to the enum type before asigning the value to the field.
1997
1998                         if (member.TypeData.Type.IsEnum)
1999                                 value = GetCast (member.TypeData.Type, value);
2000                         GenerateSetMemberValue (member, ob, value, isValueList);
2001                 }
2002
2003                 string GenerateReadObjectElement (XmlTypeMapElementInfo elem)
2004                 {
2005                         switch (elem.TypeData.SchemaType)
2006                         {
2007                                 case SchemaTypes.XmlNode:
2008                                         return GetReadXmlNode (elem.TypeData, true);
2009
2010                                 case SchemaTypes.Primitive:
2011                                 case SchemaTypes.Enum:
2012                                         return GenerateReadPrimitiveValue (elem);
2013
2014                                 case SchemaTypes.Array:
2015                                         return GenerateReadListElement (elem.MappedType, null, GetLiteral(elem.IsNullable), true);
2016
2017                                 case SchemaTypes.Class:
2018                                         return GetReadObjectCall (elem.MappedType, GetLiteral(elem.IsNullable), "true");
2019
2020                                 case SchemaTypes.XmlSerializable:
2021                                         return GetCast (elem.TypeData, "ReadSerializable (new " + elem.TypeData.FullTypeName + " ())");
2022
2023                                 default:
2024                                         throw new NotSupportedException ("Invalid value type");
2025                         }
2026                 }
2027
2028                 string GenerateReadPrimitiveValue (XmlTypeMapElementInfo elem)
2029                 {
2030                         if (elem.TypeData.Type == typeof (XmlQualifiedName)) {
2031                                 if (elem.IsNullable) return "ReadNullableQualifiedName ()";
2032                                 else return "ReadElementQualifiedName ()";
2033                         }
2034                         else if (elem.IsNullable)
2035                                 return GenerateGetValueFromXmlString ("ReadNullableString ()", elem.TypeData, elem.MappedType);
2036                         else
2037                                 return GenerateGetValueFromXmlString ("Reader.ReadElementString ()", elem.TypeData, elem.MappedType);
2038                 }
2039
2040                 string GenerateGetValueFromXmlString (string value, TypeData typeData, XmlTypeMapping typeMap)
2041                 {
2042                         if (typeData.SchemaType == SchemaTypes.Array)
2043                                 return GenerateReadListString (typeMap, value);
2044                         else if (typeData.SchemaType == SchemaTypes.Enum)
2045                                 return GenerateGetEnumValue (typeMap, value);
2046                         else if (typeData.Type == typeof (XmlQualifiedName))
2047                                 return "ToXmlQualifiedName (" + value + ")";
2048                         else
2049                                 return XmlCustomFormatter.GenerateFromXmlString (typeData, value);
2050                 }
2051
2052                 string GenerateReadListElement (XmlTypeMapping typeMap, string list, string isNullable, bool canCreateInstance)
2053                 {
2054                         Type listType = typeMap.TypeData.Type;
2055                         ListMap listMap = (ListMap)typeMap.ObjectMap;
2056                         bool doNullCheck = typeMap.TypeData.Type.IsArray;
2057
2058                         if (canCreateInstance && typeMap.TypeData.HasPublicConstructor)
2059                         {
2060                                 if (list == null) {
2061                                         list = GetObTempVar ();
2062                                         WriteLine (typeMap.TypeFullName + " " + list + " = null;");
2063                                         if (doNullCheck)
2064                                                 WriteLineInd ("if (!ReadNull()) {");
2065                                         WriteLine (list + " = " + GenerateCreateList (listType) + ";");
2066                                 } else {
2067                                         if (doNullCheck)
2068                                                 WriteLineInd ("if (!ReadNull()) {");
2069                                 }
2070                         }
2071                         else
2072                         {
2073                                 if (list != null) {
2074                                         WriteLineInd ("if (((object)" + list + ") == null)");
2075                                         WriteLine ("throw CreateReadOnlyCollectionException (" + GetLiteral (typeMap.TypeFullName) + ");");
2076                                         Unindent ();
2077                                         doNullCheck = false;
2078                                 }
2079                                 else {
2080                                         WriteLine ("throw CreateReadOnlyCollectionException (" + GetLiteral (typeMap.TypeFullName) + ");");
2081                                         return list;
2082                                 }
2083                         }
2084
2085                         WriteLineInd ("if (Reader.IsEmptyElement) {");
2086                         WriteLine ("Reader.Skip();");
2087                         if (listType.IsArray)
2088                                 WriteLine (list + " = (" + typeMap.TypeFullName + ") ShrinkArray (" + list + ", 0, " + GetTypeOf(listType.GetElementType()) + ", false);");
2089
2090                         Unindent ();
2091                         WriteLineInd ("} else {");
2092
2093                         string index = GetNumTempVar ();
2094                         WriteLine ("int " + index + " = 0;");
2095                         WriteLine ("Reader.ReadStartElement();");
2096                         WriteLine ("Reader.MoveToContent();");
2097                         WriteLine ("");
2098
2099                         WriteLine ("while (Reader.NodeType != System.Xml.XmlNodeType.EndElement) ");
2100                         WriteLineInd ("{");
2101                         WriteLine ("if (Reader.NodeType == System.Xml.XmlNodeType.Element) ");
2102                         WriteLineInd ("{");
2103
2104                         bool first = true;
2105                         foreach (XmlTypeMapElementInfo elemInfo in listMap.ItemInfo)
2106                         {
2107                                 WriteLineInd ((first?"":"else ") + "if (Reader.LocalName == " + GetLiteral (elemInfo.ElementName) + " && Reader.NamespaceURI == " + GetLiteral (elemInfo.Namespace) + ") {");
2108                                 GenerateAddListValue (typeMap.TypeData, list, index, GenerateReadObjectElement (elemInfo), false);
2109                                 WriteLine (index + "++;");
2110                                 WriteLineUni ("}");
2111                                 first = false;
2112                         }
2113                         if (!first) WriteLine ("else UnknownNode (null);");
2114                         else WriteLine ("UnknownNode (null);");
2115
2116                         WriteLineUni ("}");
2117                         WriteLine ("else UnknownNode (null);");
2118                         WriteLine ("");
2119                         WriteLine ("Reader.MoveToContent();");
2120                         WriteLineUni ("}");
2121
2122                         WriteLine ("ReadEndElement();");
2123
2124                         if (listType.IsArray)
2125                                 WriteLine (list + " = (" + typeMap.TypeFullName + ") ShrinkArray (" + list + ", " + index + ", " + GetTypeOf(listType.GetElementType()) + ", false);");
2126
2127                         WriteLineUni ("}");
2128                         if (doNullCheck)
2129                                 WriteLineUni ("}");
2130
2131                         return list;
2132                 }
2133
2134                 string GenerateReadListString (XmlTypeMapping typeMap, string values)
2135                 {
2136                         Type listType = typeMap.TypeData.Type;
2137                         ListMap listMap = (ListMap)typeMap.ObjectMap;
2138                         string itemType = listType.GetElementType().FullName;
2139
2140                         string list = GetObTempVar ();
2141                         WriteLine (itemType + "[] " + list + ";");
2142
2143                         string var = GetStrTempVar ();
2144                         WriteLine ("string " + var + " = " + values + ".Trim();");
2145                         WriteLineInd ("if (" + var + " != string.Empty) {");
2146
2147                         string valueArray = GetObTempVar ();
2148                         WriteLine ("string[] " + valueArray + " = " + var + ".Split (' ');");
2149
2150                         WriteLine (list + " = new " + itemType + " [" + valueArray + ".Length];");
2151
2152                         XmlTypeMapElementInfo info = (XmlTypeMapElementInfo)listMap.ItemInfo[0];
2153
2154                         string index = GetNumTempVar ();
2155                         WriteLineInd ("for (int " + index + " = 0; " + index + " < " + valueArray + ".Length; " + index + "++)");
2156                         WriteLine (list + "[" + index + "] = " + GenerateGetValueFromXmlString (valueArray + "[" + index + "]", info.TypeData, info.MappedType) + ";");
2157                         Unindent ();
2158                         WriteLineUni ("}");
2159                         WriteLine ("else");
2160                         WriteLine ("\t" + list + " = new " + itemType + " [0];");
2161
2162                         return list;
2163                 }
2164
2165                 void GenerateAddListValue (TypeData listType, string list, string index, string value, bool canCreateInstance)
2166                 {
2167                         Type type = listType.Type;
2168                         if (type.IsArray)
2169                         {
2170                                 WriteLine (list + " = (" + type.FullName + ") EnsureArrayIndex (" + list + ", " + index + ", " + GetTypeOf(type.GetElementType()) + ");");
2171                                 WriteLine (list + "[" + index + "] = " + value + ";");
2172                         }
2173                         else    // Must be IEnumerable
2174                         {
2175                                 WriteLine ("if (((object)" + list + ") == null)");
2176                                 if (canCreateInstance)
2177                                         WriteLine ("\t" + list + " = new " + listType.FullTypeName + "();");
2178                                 else
2179                                         WriteLine ("\tthrow CreateReadOnlyCollectionException (" + GetLiteral (listType.FullTypeName) + ");");
2180
2181                                 WriteLine (list + ".Add (" + value + ");");
2182                         }
2183                 }
2184
2185                 string GenerateCreateList (Type listType)
2186                 {
2187                         if (listType.IsArray)
2188                                 return "(" + listType.FullName + ") EnsureArrayIndex (null, 0, " + GetTypeOf(listType.GetElementType()) + ")";
2189                         else
2190                                 return "new " + listType.FullName + "()";
2191                 }
2192
2193                 string GenerateInitializeList (TypeData listType)
2194                 {
2195                         if (listType.Type.IsArray)
2196                                 return "null";
2197                         else
2198                                 return "new " + listType.Type.FullName + "()";
2199                 }
2200
2201                 void GenerateFillerCallbacks ()
2202                 {
2203                         foreach (TypeData td in _listsToFill)
2204                         {
2205                                 string metName = GetFillListName (td);
2206                                 WriteLine ("void " + metName + " (object list, object source)");
2207                                 WriteLineInd ("{");
2208                                 WriteLine ("if (((object)list) == null) throw CreateReadOnlyCollectionException (" + GetLiteral (td.FullTypeName) + ");");
2209                                 WriteLine ("");
2210
2211                                 WriteLine (td.FullTypeName + " dest = (" + td.FullTypeName + ") list;");
2212                                 WriteLine ("foreach (object ob in (IEnumerable)source)");
2213                                 WriteLine ("\tdest.Add (" + GetCast (td.ListItemTypeData, "ob") + ");");
2214                                 WriteLineUni ("}");
2215                                 WriteLine ("");
2216                         }
2217                 }
2218
2219                 void GenerateReadXmlNodeElement (XmlTypeMapping typeMap, string isNullable)
2220                 {
2221                         WriteLine ("return " + GetReadXmlNode (typeMap.TypeData, false) + ";");
2222                 }
2223
2224                 void GenerateReadPrimitiveElement (XmlTypeMapping typeMap, string isNullable)
2225                 {
2226                         WriteLine ("XmlQualifiedName t = GetXsiType();");
2227                         WriteLine ("if (t == null) t = new XmlQualifiedName (" + GetLiteral(typeMap.XmlType) + ", " + GetLiteral(typeMap.Namespace) + ");");
2228                         WriteLine ("return " + GetCast (typeMap.TypeData, "ReadTypedPrimitive (t)") + ";");
2229                 }
2230
2231                 void GenerateReadEnumElement (XmlTypeMapping typeMap, string isNullable)
2232                 {
2233                         WriteLine ("Reader.ReadStartElement ();");
2234                         WriteLine (typeMap.TypeFullName + " res = " + GenerateGetEnumValue (typeMap, "Reader.ReadString()") + ";");
2235                         WriteLine ("Reader.ReadEndElement ();");
2236                         WriteLine ("return res;");
2237                 }
2238
2239                 string GenerateGetEnumValue (XmlTypeMapping typeMap, string val)
2240                 {
2241                         return GetGetEnumValueName (typeMap) + " (" + val + ")";
2242                 }
2243
2244                 void GenerateGetEnumValue (XmlTypeMapping typeMap)
2245                 {
2246                         string metName = GetGetEnumValueName (typeMap);
2247                         EnumMap map = (EnumMap) typeMap.ObjectMap;
2248
2249                         if (map.IsFlags)
2250                         {
2251                                 string switchMethod =  metName + "_Switch";
2252                                 WriteLine (typeMap.TypeFullName + " " + metName + " (string xmlName)");
2253                                 WriteLineInd ("{");
2254                                 WriteLine ("xmlName = xmlName.Trim();");
2255                                 WriteLine ("if (xmlName.Length == 0) return (" + typeMap.TypeFullName + ")0;");
2256                                 WriteLine ("if (xmlName.IndexOf (' ') != -1)");
2257                                 WriteLineInd ("{");
2258                                 WriteLine (typeMap.TypeFullName + " sb = (" + typeMap.TypeFullName + ")0;");
2259                                 WriteLine ("string[] enumNames = xmlName.ToString().Split (' ');");
2260                                 WriteLine ("foreach (string name in enumNames)");
2261                                 WriteLineInd ("{");
2262                                 WriteLine ("if (name == string.Empty) continue;");
2263                                 WriteLine ("sb |= " + switchMethod + " (name); ");
2264                                 WriteLineUni ("}");
2265                                 WriteLine ("return sb;");
2266                                 WriteLineUni ("}");
2267                                 WriteLine ("else");
2268                                 WriteLine ("\treturn " + switchMethod + " (xmlName);");
2269                                 WriteLineUni ("}");
2270                                 metName = switchMethod;
2271                         }
2272
2273                         WriteLine (typeMap.TypeFullName + " " + metName + " (string xmlName)");
2274                         WriteLineInd ("{");
2275                         GenerateGetSingleEnumValue (typeMap, "xmlName");
2276                         WriteLineUni ("}");
2277                         WriteLine ("");
2278                 }
2279
2280                 void GenerateGetSingleEnumValue (XmlTypeMapping typeMap, string val)
2281                 {
2282                         EnumMap map = (EnumMap) typeMap.ObjectMap;
2283                         WriteLine ("switch (" + val + ")");
2284                         WriteLineInd ("{");
2285                         foreach (EnumMap.EnumMapMember mem in map.Members)
2286                         {
2287                                 WriteLine ("case " + GetLiteral (mem.XmlName) + ": return " + typeMap.TypeFullName + "." + mem.EnumName + ";");
2288                         }
2289                         WriteLineInd ("default:");
2290                         WriteLineInd ("try {");
2291                         WriteLine ("return (" + typeMap.TypeFullName + ") Int64.Parse (" + val + ", CultureInfo.InvariantCulture);");
2292                         WriteLineUni ("}");
2293                         WriteLineInd ("catch {");
2294                         WriteLine ("throw CreateUnknownConstantException (" + val + ", typeof(" + typeMap.TypeFullName + "));");
2295                         WriteLineUni ("}");
2296                         Unindent ();
2297                         WriteLineUni ("}");
2298                 }
2299
2300                 void GenerateReadXmlSerializableElement (XmlTypeMapping typeMap, string isNullable)
2301                 {
2302                         WriteLine ("Reader.MoveToContent ();");
2303                         WriteLine ("if (Reader.NodeType == XmlNodeType.Element)");
2304                         WriteLineInd ("{");
2305                         WriteLine ("if (Reader.LocalName == " + GetLiteral (typeMap.ElementName) + " && Reader.NamespaceURI == " + GetLiteral (typeMap.Namespace) + ")");
2306                         WriteLine ("\treturn ReadSerializable (new " + typeMap.TypeData.FullTypeName + "());");
2307                         WriteLine ("else");
2308                         WriteLine ("\tthrow CreateUnknownNodeException ();");
2309                         WriteLineUni ("}");
2310                         WriteLine ("else UnknownNode (null);");
2311                         WriteLine ("");
2312                         WriteLine ("return null;");
2313                 }
2314
2315                 void GenerateReadInitCallbacks ()
2316                 {
2317                         WriteLine ("protected override void InitCallbacks ()");
2318                         WriteLineInd ("{");
2319
2320                         if (_format == SerializationFormat.Encoded)
2321                         {
2322                                 foreach (XmlMapping xmap in _mapsToGenerate)
2323                                 {
2324                                         XmlTypeMapping map = xmap as XmlTypeMapping;
2325                                         if (map == null) continue;
2326                                         if (map.TypeData.SchemaType == SchemaTypes.Class || map.TypeData.SchemaType == SchemaTypes.Enum)
2327                                                 WriteMetCall ("AddReadCallback", GetLiteral (map.XmlType), GetLiteral(map.Namespace), GetTypeOf(map.TypeData.Type), "new XmlSerializationReadCallback (" + GetReadObjectName (map) + ")");
2328                                 }
2329                         }
2330
2331                         WriteLineUni ("}");
2332                         WriteLine ("");
2333
2334                         WriteLine ("protected override void InitIDs ()");
2335                         WriteLine ("{");
2336                         WriteLine ("}");
2337                         WriteLine ("");
2338                 }
2339
2340                 void GenerateFixupCallbacks ()
2341                 {
2342                         foreach (XmlMapping map in _fixupCallbacks)
2343                         {
2344                                 bool isList = map is XmlMembersMapping;
2345                                 string tname = !isList ? ((XmlTypeMapping)map).TypeFullName : "object[]";
2346                                 WriteLine ("void " + GetFixupCallbackName (map) + " (object obfixup)");
2347                                 WriteLineInd ("{");
2348                                 WriteLine ("Fixup fixup = (Fixup)obfixup;");
2349                                 WriteLine (tname + " source = (" + tname + ") fixup.Source;");
2350                                 WriteLine ("string[] ids = fixup.Ids;");
2351                                 WriteLine ("");
2352
2353                                 ClassMap cmap = (ClassMap)map.ObjectMap;
2354                                 ICollection members = cmap.ElementMembers;
2355                                 if (members != null) {
2356                                         foreach (XmlTypeMapMember member in members)
2357                                         {
2358                                                 WriteLineInd ("if (ids[" + member.Index + "] != null)");
2359                                                 string val = "GetTarget(ids[" + member.Index + "])";
2360                                                 if (!isList) val = GetCast (member.TypeData, val);
2361                                                 GenerateSetMemberValue (member, "source", val, isList);
2362                                                 Unindent ();
2363                                         }
2364                                 }
2365                                 WriteLineUni ("}");
2366                                 WriteLine ("");
2367                         }
2368                 }
2369
2370                 string GetReadXmlNode (TypeData type, bool wrapped)
2371                 {
2372                         if (type.Type == typeof (XmlDocument))
2373                                 return GetCast (type, TypeTranslator.GetTypeData (typeof(XmlDocument)), "ReadXmlDocument (" + GetLiteral(wrapped) + ")");
2374                         else
2375                                 return GetCast (type, TypeTranslator.GetTypeData (typeof(XmlNode)), "ReadXmlNode (" + GetLiteral(wrapped) + ")");
2376                 }
2377
2378                 #endregion
2379
2380                 #region Helper methods
2381
2382                 //*******************************************************
2383                 // Helper methods
2384                 //
2385
2386                 ArrayList _listsToFill = new ArrayList ();
2387                 Hashtable _hookVariables;
2388                 Stack _hookContexts;
2389                 Stack _hookOpenHooks;
2390
2391                 class HookInfo {
2392                         public HookType HookType;
2393                         public Type Type;
2394                         public string Member;
2395                         public HookDir Direction;
2396                 }
2397
2398                 void InitHooks ()
2399                 {
2400                         _hookContexts = new Stack ();
2401                         _hookOpenHooks = new Stack ();
2402                         _hookVariables = new Hashtable ();
2403                 }
2404
2405                 void PushHookContext ()
2406                 {
2407                         _hookContexts.Push (_hookVariables);
2408                         _hookVariables = (Hashtable) _hookVariables.Clone ();
2409                 }
2410
2411                 void PopHookContext ()
2412                 {
2413                         _hookVariables = (Hashtable) _hookContexts.Pop ();
2414                 }
2415
2416                 void SetHookVar (string var, string value)
2417                 {
2418                         _hookVariables [var] = value;
2419                 }
2420
2421                 bool GenerateReadHook (HookType hookType, Type type)
2422                 {
2423                         return GenerateHook (hookType, HookDir.Read, type, null);
2424                 }
2425
2426                 bool GenerateWriteHook (HookType hookType, Type type)
2427                 {
2428                         return GenerateHook (hookType, HookDir.Write, type, null);
2429                 }
2430
2431                 bool GenerateWriteMemberHook (Type type, XmlTypeMapMember member)
2432                 {
2433                         SetHookVar ("$MEMBER", member.Name);
2434                         return GenerateHook (HookType.member, HookDir.Write, type, member.Name);
2435                 }
2436
2437                 bool GenerateReadMemberHook (Type type, XmlTypeMapMember member)
2438                 {
2439                         SetHookVar ("$MEMBER", member.Name);
2440                         return GenerateHook (HookType.member, HookDir.Read, type, member.Name);
2441                 }
2442
2443                 bool GenerateReadArrayMemberHook (Type type, XmlTypeMapMember member, string index)
2444                 {
2445                         SetHookVar ("$INDEX", index);
2446                         return GenerateReadMemberHook (type, member);
2447                 }
2448
2449                 bool MemberHasReadReplaceHook (Type type, XmlTypeMapMember member)
2450                 {
2451                         if (_config == null) return false;
2452                         return _config.GetHooks (HookType.member, HookDir.Read, HookAction.Replace, type, member.Name).Count > 0;
2453                 }
2454
2455                 bool GenerateHook (HookType hookType, HookDir dir, Type type, string member)
2456                 {
2457                         GenerateHooks (hookType, dir, type, null, HookAction.InsertBefore);
2458                         if (GenerateHooks (hookType, dir, type, null, HookAction.Replace))
2459                         {
2460                                 GenerateHooks (hookType, dir, type, null, HookAction.InsertAfter);
2461                                 return true;
2462                         }
2463                         else
2464                         {
2465                                 HookInfo hi = new HookInfo ();
2466                                 hi.HookType = hookType;
2467                                 hi.Type = type;
2468                                 hi.Member = member;
2469                                 hi.Direction = dir;
2470                                 _hookOpenHooks.Push (hi);
2471                                 return false;
2472                         }
2473                 }
2474
2475                 void GenerateEndHook ()
2476                 {
2477                         HookInfo hi = (HookInfo) _hookOpenHooks.Pop();
2478                         GenerateHooks (hi.HookType, hi.Direction, hi.Type, hi.Member, HookAction.InsertAfter);
2479                 }
2480
2481                 bool GenerateHooks (HookType hookType, HookDir dir, Type type, string member, HookAction action)
2482                 {
2483                         if (_config == null) return false;
2484                         ArrayList hooks = _config.GetHooks (hookType, dir, action, type, null);
2485                         if (hooks.Count == 0) return false;
2486                         foreach (Hook hook in hooks)
2487                         {
2488                                 string code = hook.GetCode (action);
2489                                 foreach (DictionaryEntry de in _hookVariables)
2490                                         code = code.Replace ((string)de.Key, (string)de.Value);
2491                                 WriteMultilineCode (code);
2492                         }
2493                         return true;
2494                 }
2495
2496                 string GetRootTypeName ()
2497                 {
2498                         if (_typeMap is XmlTypeMapping) return ((XmlTypeMapping)_typeMap).TypeFullName;
2499                         else return "object[]";
2500                 }
2501
2502                 string GetNumTempVar ()
2503                 {
2504                         return "n" + (_tempVarId++);
2505                 }
2506
2507                 string GetObTempVar ()
2508                 {
2509                         return "o" + (_tempVarId++);
2510                 }
2511
2512                 string GetStrTempVar ()
2513                 {
2514                         return "s" + (_tempVarId++);
2515                 }
2516
2517                 string GetBoolTempVar ()
2518                 {
2519                         return "b" + (_tempVarId++);
2520                 }
2521
2522                 string GetUniqueName (string uniqueGroup, object ob, string name)
2523                 {
2524                         name = name.Replace ("[]","_array");
2525                         Hashtable names = (Hashtable) _uniqueNames [uniqueGroup];
2526                         if (names == null) {
2527                                 names = new Hashtable ();
2528                                 _uniqueNames [uniqueGroup] = names;
2529                         }
2530
2531                         string res = (string) names [ob];
2532                         if (res != null) return res;
2533
2534                         foreach (string n in names.Values)
2535                                 if (n == name) return GetUniqueName (uniqueGroup, ob, name + (_methodId++));
2536
2537                         names [ob] = name;
2538                         return name;
2539                 }
2540
2541                 void RegisterReferencingMap (XmlTypeMapping typeMap)
2542                 {
2543                         if (typeMap != null && !_mapsToGenerate.Contains (typeMap))
2544                                 _mapsToGenerate.Add (typeMap);
2545                 }
2546
2547                 string GetWriteObjectName (XmlTypeMapping typeMap)
2548                 {
2549                         if (!_mapsToGenerate.Contains (typeMap)) _mapsToGenerate.Add (typeMap);
2550                         return GetUniqueName ("rw", typeMap, "WriteObject_" + typeMap.XmlType);
2551                 }
2552
2553                 string GetReadObjectName (XmlTypeMapping typeMap)
2554                 {
2555                         if (!_mapsToGenerate.Contains (typeMap)) _mapsToGenerate.Add (typeMap);
2556                         return GetUniqueName ("rr", typeMap, "ReadObject_" + typeMap.XmlType);
2557                 }
2558
2559                 string GetGetEnumValueName (XmlTypeMapping typeMap)
2560                 {
2561                         if (!_mapsToGenerate.Contains (typeMap)) _mapsToGenerate.Add (typeMap);
2562                         return GetUniqueName ("ge", typeMap, "GetEnumValue_" + typeMap.XmlType);
2563                 }
2564
2565                 string GetWriteObjectCallbackName (XmlTypeMapping typeMap)
2566                 {
2567                         if (!_mapsToGenerate.Contains (typeMap)) _mapsToGenerate.Add (typeMap);
2568                         return GetUniqueName ("wc", typeMap, "WriteCallback_" + typeMap.XmlType);
2569                 }
2570
2571                 string GetFixupCallbackName (XmlMapping typeMap)
2572                 {
2573                         if (!_mapsToGenerate.Contains (typeMap)) _mapsToGenerate.Add (typeMap);
2574
2575                         if (typeMap is XmlTypeMapping)
2576                                 return GetUniqueName ("fc", typeMap, "FixupCallback_" + ((XmlTypeMapping)typeMap).XmlType);
2577                         else
2578                                 return GetUniqueName ("fc", typeMap, "FixupCallback__Message");
2579                 }
2580
2581                 string GetUniqueClassName (string s)
2582                 {
2583                         return classNames.AddUnique (s, null);
2584                 }
2585
2586                 string GetReadObjectCall (XmlTypeMapping typeMap, string isNullable, string checkType)
2587                 {
2588                         if (_format == SerializationFormat.Literal)
2589                                 return GetReadObjectName (typeMap) + " (" + isNullable + ", " + checkType + ")";
2590                         else
2591                                 return GetCast (typeMap.TypeData, GetReadObjectName (typeMap) + " ()");
2592                 }
2593
2594                 string GetFillListName (TypeData td)
2595                 {
2596                         if (!_listsToFill.Contains (td)) _listsToFill.Add (td);
2597                         return GetUniqueName ("fl", td, "Fill_" + td.TypeName);
2598                 }
2599
2600                 string GetCast (TypeData td, TypeData tdval, string val)
2601                 {
2602                         if (td.FullTypeName == tdval.FullTypeName) return val;
2603                         else return GetCast (td, val);
2604                 }
2605
2606                 string GetCast (TypeData td, string val)
2607                 {
2608                         return "((" + td.FullTypeName + ") " + val + ")";
2609                 }
2610
2611                 string GetCast (Type td, string val)
2612                 {
2613                         return "((" + td.FullName + ") " + val + ")";
2614                 }
2615
2616                 string GetTypeOf (TypeData td)
2617                 {
2618                         return "typeof(" + td.FullTypeName + ")";
2619                 }
2620
2621                 string GetTypeOf (Type td)
2622                 {
2623                         return "typeof(" + td.FullName.Replace ('+','.') + ")";
2624                 }
2625
2626                 string GetLiteral (object ob)
2627                 {
2628                         if (ob == null) return "null";
2629                         if (ob is string) return "\"" + ob.ToString().Replace("\"","\"\"") + "\"";
2630                         if (ob is bool) return ((bool)ob) ? "true" : "false";
2631                         if (ob is XmlQualifiedName) {
2632                                 XmlQualifiedName qn = (XmlQualifiedName)ob;
2633                                 return "new XmlQualifiedName (" + GetLiteral(qn.Name) + "," + GetLiteral(qn.Namespace) + ")";
2634                         }
2635                         if (ob is Enum) return ob.GetType () + "." + ob;
2636                         return (ob is IFormattable) ? ((IFormattable) ob).ToString (null, CultureInfo.InvariantCulture) : ob.ToString ();
2637                 }
2638
2639                 void WriteLineInd (string code)
2640                 {
2641                         WriteLine (code);
2642                         _indent++;
2643                 }
2644
2645                 void WriteLineUni (string code)
2646                 {
2647                         if (_indent > 0) _indent--;
2648                         WriteLine (code);
2649                 }
2650
2651                 void WriteLine (string code)
2652                 {
2653                         if (code != "") _writer.Write (new String ('\t',_indent));
2654                         _writer.WriteLine (code);
2655                 }
2656
2657                 void WriteMultilineCode (string code)
2658                 {
2659                         string tabs = new string ('\t',_indent);
2660                         code = code.Replace ("\r","");
2661                         code = code.Replace ("\t","");
2662                         while (code.StartsWith ("\n")) code = code.Substring (1);
2663                         while (code.EndsWith ("\n")) code = code.Substring (0, code.Length - 1);
2664                         code = code.Replace ("\n", "\n" + tabs);
2665                         WriteLine (code);
2666                 }
2667
2668                 string Params (params string[] pars)
2669                 {
2670                         string res = "";
2671                         foreach (string p in pars)
2672                         {
2673                                 if (res != "") res += ", ";
2674                                 res += p;
2675                         }
2676                         return res;
2677                 }
2678
2679                 void WriteMetCall (string method, params string[] pars)
2680                 {
2681                         WriteLine (method + " (" + Params (pars) + ");");
2682                 }
2683
2684                 void Unindent ()
2685                 {
2686                         _indent--;
2687                 }
2688
2689                 #endregion
2690
2691         }
2692
2693         internal class GenerationResult
2694         {
2695                 public XmlMapping Mapping;
2696                 public string ReaderClassName;
2697                 public string ReadMethodName;
2698                 public string WriterClassName;
2699                 public string WriteMethodName;
2700                 public string Namespace;
2701                 public string SerializerClassName;
2702         }
2703
2704 }