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 ("System.Text.StringBuilder sb = new System.Text.StringBuilder ();");
 520                                 WriteLine ("string[] enumNames = val.ToString().Split (',');");
 521                                 WriteLine ("foreach (string name in enumNames)");
 522                                 WriteLineInd ("{");
 523                                 WriteLine ("switch (name.Trim())");
 524                                 WriteLineInd ("{");
 525
 526                                 foreach (EnumMap.EnumMapMember mem in emap.Members)
 527                                         WriteLine ("case " + GetLiteral(mem.EnumName) + ": sb.Append (" + GetLiteral(mem.XmlName) + ").Append (' '); break; ");
 528
 529                                 WriteLine ("default: sb.Append (name.Trim()).Append (' '); break; ");
 530                                 WriteLineUni ("}");
 531                                 WriteLineUni ("}");
 532                                 WriteLine ("return sb.ToString ().Trim();");
 533                                 Unindent ();
 534                         }
 535                         else
 536                                 WriteLine ("default: return ((long)val).ToString(CultureInfo.InvariantCulture);");
 537
 538                         WriteLineUni ("}");
 539
 540                         WriteLineUni ("}");
 541                         WriteLine ("");
 542                 }
 543
 544                 void GenerateWriteObject (XmlTypeMapping typeMap)
 545                 {
 546                         WriteLine ("void " + GetWriteObjectName (typeMap) + " (" + typeMap.TypeFullName + " ob, string element, string namesp, bool isNullable, bool needType, bool writeWrappingElem)");
 547                         WriteLineInd ("{");
 548
 549                         PushHookContext ();
 550
 551                         SetHookVar ("$TYPE", typeMap.TypeName);
 552                         SetHookVar ("$FULLTYPE", typeMap.TypeFullName);
 553                         SetHookVar ("$OBJECT", "ob");
 554                         SetHookVar ("$ELEMENT", "element");
 555                         SetHookVar ("$NAMESPACE", "namesp");
 556                         SetHookVar ("$NULLABLE", "isNullable");
 557
 558                         if (GenerateWriteHook (HookType.type, typeMap.TypeData.Type))
 559                         {
 560                                 WriteLineUni ("}");
 561                                 WriteLine ("");
 562                                 PopHookContext ();
 563                                 return;
 564                         }
 565
 566                         if (!typeMap.TypeData.IsValueType)
 567                         {
 568                                 WriteLine ("if (((object)ob) == null)");
 569                                 WriteLineInd ("{");
 570                                 WriteLineInd ("if (isNullable)");
 571
 572                                 if (_format == SerializationFormat.Literal)
 573                                         WriteLine ("WriteNullTagLiteral(element, namesp);");
 574                                 else
 575                                         WriteLine ("WriteNullTagEncoded (element, namesp);");
 576
 577                                 WriteLineUni ("return;");
 578                                 WriteLineUni ("}");
 579                                 WriteLine ("");
 580                         }
 581
 582                         if (typeMap.TypeData.SchemaType == SchemaTypes.XmlNode)
 583                         {
 584                                 if (_format == SerializationFormat.Literal)
 585                                         WriteLine ("WriteElementLiteral (ob, \"\", \"\", true, false);");
 586                                 else
 587                                         WriteLine ("WriteElementEncoded (ob, \"\", \"\", true, false);");
 588
 589                                 GenerateEndHook ();
 590                                 WriteLineUni ("}");
 591                                 WriteLine ("");
 592                                 PopHookContext ();
 593                                 return;
 594                         }
 595
 596                         if (typeMap.TypeData.SchemaType == SchemaTypes.XmlSerializable)
 597                         {
 598                                 WriteLine ("WriteSerializable (ob, element, namesp, isNullable);");
 599
 600                                 GenerateEndHook ();
 601                                 WriteLineUni ("}");
 602                                 WriteLine ("");
 603                                 PopHookContext ();
 604                                 return;
 605                         }
 606
 607                         ArrayList types = typeMap.DerivedTypes;
 608
 609                         WriteLine ("System.Type type = ob.GetType ();");
 610                         WriteLine ("if (type == typeof(" + typeMap.TypeFullName + "))");
 611                         WriteLine ("\t;");
 612
 613                         for (int n=0; n<types.Count; n++)
 614                         {
 615                                 XmlTypeMapping map = (XmlTypeMapping)types[n];
 616
 617                                 WriteLineInd ("else if (type == typeof(" + map.TypeFullName + ")) { ");
 618                                 WriteLine (GetWriteObjectName (map) + "((" + map.TypeFullName + ")ob, element, namesp, isNullable, true, writeWrappingElem);");
 619                                 WriteLine ("return;");
 620                                 WriteLineUni ("}");
 621                         }
 622
 623                         if (typeMap.TypeData.Type == typeof (object)) {
 624                                 WriteLineInd ("else {");
 625                                 WriteLine ("WriteTypedPrimitive (element, namesp, ob, true);");
 626                                 WriteLine ("return;");
 627                                 WriteLineUni ("}");
 628                         }
 629                         else
 630                         {
 631                                 WriteLineInd ("else {");
 632                                 WriteLine ("throw CreateUnknownTypeException (ob);");
 633                                 WriteLineUni ("}");
 634                                 WriteLine ("");
 635
 636                                 WriteLineInd ("if (writeWrappingElem) {");
 637                                 if (_format == SerializationFormat.Encoded) WriteLine ("needType = true;");
 638                                 WriteLine ("WriteStartElement (element, namesp, ob);");
 639                                 WriteLineUni ("}");
 640                                 WriteLine ("");
 641
 642                                 WriteLine ("if (needType) WriteXsiType(" + GetLiteral(typeMap.XmlType) + ", " + GetLiteral(typeMap.XmlTypeNamespace) + ");");
 643                                 WriteLine ("");
 644
 645                                 switch (typeMap.TypeData.SchemaType)
 646                                 {
 647                                         case SchemaTypes.Class: GenerateWriteObjectElement (typeMap, "ob", false); break;
 648                                         case SchemaTypes.Array: GenerateWriteListElement (typeMap, "ob"); break;
 649                                         case SchemaTypes.Primitive: GenerateWritePrimitiveElement (typeMap, "ob"); break;
 650                                         case SchemaTypes.Enum: GenerateWriteEnumElement (typeMap, "ob"); break;
 651                                 }
 652
 653                                 WriteLine ("if (writeWrappingElem) WriteEndElement (ob);");
 654                         }
 655
 656                         GenerateEndHook ();
 657                         WriteLineUni ("}");
 658                         WriteLine ("");
 659                         PopHookContext ();
 660                 }
 661
 662                 void GenerateWriteObjectElement (XmlMapping xmlMap, string ob, bool isValueList)
 663                 {
 664                         XmlTypeMapping typeMap = xmlMap as XmlTypeMapping;
 665                         Type xmlMapType = (typeMap != null) ? typeMap.TypeData.Type : typeof(object[]);
 666
 667                         ClassMap map = (ClassMap)xmlMap.ObjectMap;
 668                         if (!GenerateWriteHook (HookType.attributes, xmlMapType))
 669                         {
 670                                 if (map.NamespaceDeclarations != null) {
 671                                         WriteLine ("WriteNamespaceDeclarations ((XmlSerializerNamespaces) " + ob + ".@" + map.NamespaceDeclarations.Name + ");");
 672                                         WriteLine ("");
 673                                 }
 674
 675                                 XmlTypeMapMember anyAttrMember = map.DefaultAnyAttributeMember;
 676                                 if (anyAttrMember != null)
 677                                 {
 678                                         if (!GenerateWriteMemberHook (xmlMapType, anyAttrMember))
 679                                         {
 680                                                 string cond = GenerateMemberHasValueCondition (anyAttrMember, ob, isValueList);
 681                                                 if (cond != null) WriteLineInd ("if (" + cond + ") {");
 682
 683                                                 string tmpVar = GetObTempVar ();
 684                                                 WriteLine ("ICollection " + tmpVar + " = " + GenerateGetMemberValue (anyAttrMember, ob, isValueList) + ";");
 685                                                 WriteLineInd ("if (" + tmpVar + " != null) {");
 686
 687                                                 string tmpVar2 = GetObTempVar ();
 688                                                 WriteLineInd ("foreach (XmlAttribute " + tmpVar2 + " in " + tmpVar + ")");
 689                                                 WriteLineInd ("if (" + tmpVar2 + ".NamespaceURI != xmlNamespace)");
 690                                                 WriteLine ("WriteXmlAttribute (" + tmpVar2 + ", " + ob + ");");
 691                                                 Unindent ();
 692                                                 Unindent ();
 693                                                 WriteLineUni ("}");
 694
 695                                                 if (cond != null) WriteLineUni ("}");
 696                                                 WriteLine ("");
 697                                                 GenerateEndHook ();
 698                                         }
 699                                 }
 700
 701                                 ICollection attributes = map.AttributeMembers;
 702                                 if (attributes != null)
 703                                 {
 704                                         foreach (XmlTypeMapMemberAttribute attr in attributes)
 705                                         {
 706                                                 if (GenerateWriteMemberHook (xmlMapType, attr)) continue;
 707
 708                                                 string val = GenerateGetMemberValue (attr, ob, isValueList);
 709                                                 string cond = GenerateMemberHasValueCondition (attr, ob, isValueList);
 710
 711                                                 if (cond != null) WriteLineInd ("if (" + cond + ") {");
 712
 713                                                 string strVal = GenerateGetStringValue (attr.MappedType, attr.TypeData, val);
 714                                                 WriteLine ("WriteAttribute (" + GetLiteral(attr.AttributeName) + ", " + GetLiteral(attr.Namespace) + ", " + strVal + ");");
 715
 716                                                 if (cond != null) WriteLineUni ("}");
 717                                                 GenerateEndHook ();
 718                                         }
 719                                         WriteLine ("");
 720                                 }
 721                                 GenerateEndHook ();
 722                         }
 723
 724                         if (!GenerateWriteHook (HookType.elements, xmlMapType))
 725                         {
 726                                 ICollection members = map.ElementMembers;
 727                                 if (members != null)
 728                                 {
 729                                         foreach (XmlTypeMapMemberElement member in members)
 730                                         {
 731                                                 if (GenerateWriteMemberHook (xmlMapType, member)) continue;
 732
 733                                                 string cond = GenerateMemberHasValueCondition (member, ob, isValueList);
 734                                                 if (cond != null) WriteLineInd ("if (" + cond + ") {");
 735
 736                                                 string memberValue = GenerateGetMemberValue (member, ob, isValueList);
 737                                                 Type memType = member.GetType();
 738
 739                                                 if (memType == typeof(XmlTypeMapMemberList))
 740                                                 {
 741                                                         GenerateWriteMemberElement ((XmlTypeMapElementInfo) member.ElementInfo[0], memberValue);
 742                                                 }
 743                                                 else if (memType == typeof(XmlTypeMapMemberFlatList))
 744                                                 {
 745                                                         WriteLineInd ("if (" + memberValue + " != null) {");
 746                                                         GenerateWriteListContent (member.TypeData, ((XmlTypeMapMemberFlatList)member).ListMap, memberValue, false);
 747                                                         WriteLineUni ("}");
 748                                                 }
 749                                                 else if (memType == typeof(XmlTypeMapMemberAnyElement))
 750                                                 {
 751                                                         WriteLineInd ("if (" + memberValue + " != null) {");
 752                                                         GenerateWriteAnyElementContent ((XmlTypeMapMemberAnyElement)member, memberValue);
 753                                                         WriteLineUni ("}");
 754                                                 }
 755                                                 else if (memType == typeof(XmlTypeMapMemberAnyElement))
 756                                                 {
 757                                                         WriteLineInd ("if (" + memberValue + " != null) {");
 758                                                         GenerateWriteAnyElementContent ((XmlTypeMapMemberAnyElement)member, memberValue);
 759                                                         WriteLineUni ("}");
 760                                                 }
 761                                                 else if (memType == typeof(XmlTypeMapMemberAnyAttribute))
 762                                                 {
 763                                                         // Ignore
 764                                                 }
 765                                                 else if (memType == typeof(XmlTypeMapMemberElement))
 766                                                 {
 767                                                         if (member.ElementInfo.Count == 1) {
 768                                                                 GenerateWriteMemberElement ((XmlTypeMapElementInfo)member.ElementInfo[0], memberValue);
 769                                                         }
 770                                                         else if (member.ChoiceMember != null)
 771                                                         {
 772                                                                 string choiceValue = ob + ".@" + member.ChoiceMember;
 773                                                                 foreach (XmlTypeMapElementInfo elem in member.ElementInfo) {
 774                                                                         WriteLineInd ("if (" + choiceValue + " == " + GetLiteral(elem.ChoiceValue) + ") {");
 775                                                                         GenerateWriteMemberElement (elem, GetCast(elem.TypeData, member.TypeData, memberValue));
 776                                                                         WriteLineUni ("}");
 777                                                                 }
 778                                                         }
 779                                                         else
 780                                                         {
 781         //                                                      WriteLineInd ("if (" + memberValue + " == null) {");
 782         //                                                      GenerateWriteMemberElement ((XmlTypeMapElementInfo)member.ElementInfo[0], memberValue);
 783         //                                                      WriteLineUni ("}");
 784
 785                                                                 bool first = true;
 786                                                                 foreach (XmlTypeMapElementInfo elem in member.ElementInfo)
 787                                                                 {
 788                                                                         WriteLineInd ((first?"":"else ") + "if (" + memberValue + " is " + elem.TypeData.FullTypeName + ") {");
 789                                                                         GenerateWriteMemberElement (elem, GetCast(elem.TypeData, member.TypeData, memberValue));
 790                                                                         WriteLineUni ("}");
 791                                                                         first = false;
 792                                                                 }
 793                                                         }
 794                                                 }
 795                                                 else
 796                                                         throw new InvalidOperationException ("Unknown member type");
 797
 798                                                 if (cond != null)
 799                                                         WriteLineUni ("}");
 800
 801                                                 GenerateEndHook ();
 802                                         }
 803                                 }
 804                                 GenerateEndHook ();
 805                         }
 806                 }
 807
 808                 void GenerateWriteMemberElement (XmlTypeMapElementInfo elem, string memberValue)
 809                 {
 810                         switch (elem.TypeData.SchemaType)
 811                         {
 812                                 case SchemaTypes.XmlNode:
 813                                         string elemName = elem.WrappedElement ? elem.ElementName : "";
 814                                         if (_format == SerializationFormat.Literal)
 815                                                 WriteMetCall ("WriteElementLiteral", memberValue, GetLiteral(elemName), GetLiteral(elem.Namespace), GetLiteral(elem.IsNullable), "false");
 816                                         else
 817                                                 WriteMetCall ("WriteElementEncoded", memberValue, GetLiteral(elemName), GetLiteral(elem.Namespace), GetLiteral(elem.IsNullable), "false");
 818                                         break;
 819
 820                                 case SchemaTypes.Enum:
 821                                 case SchemaTypes.Primitive:
 822                                         if (_format == SerializationFormat.Literal)
 823                                                 GenerateWritePrimitiveValueLiteral (memberValue, elem.ElementName, elem.Namespace, elem.MappedType, elem.TypeData, elem.WrappedElement, elem.IsNullable);
 824                                         else
 825                                                 GenerateWritePrimitiveValueEncoded (memberValue, elem.ElementName, elem.Namespace, new XmlQualifiedName (elem.TypeData.XmlType, elem.DataTypeNamespace), elem.MappedType, elem.TypeData, elem.WrappedElement, elem.IsNullable);
 826                                         break;
 827
 828                                 case SchemaTypes.Array:
 829                                         WriteLineInd ("if (" + memberValue + " != null) {");
 830
 831                                         if (elem.MappedType.MultiReferenceType) {
 832                                                 WriteMetCall ("WriteReferencingElement", GetLiteral(elem.ElementName), GetLiteral(elem.Namespace), memberValue, GetLiteral(elem.IsNullable));
 833                                                 RegisterReferencingMap (elem.MappedType);
 834                                         }
 835                                         else {
 836                                                 WriteMetCall ("WriteStartElement", GetLiteral(elem.ElementName), GetLiteral(elem.Namespace), memberValue);
 837                                                 GenerateWriteListContent (elem.TypeData, (ListMap) elem.MappedType.ObjectMap, memberValue, false);
 838                                                 WriteMetCall ("WriteEndElement", memberValue);
 839                                         }
 840                                         WriteLineUni ("}");
 841
 842                                         if (elem.IsNullable) {
 843                                                 WriteLineInd ("else");
 844                                                 if (_format == SerializationFormat.Literal)
 845                                                         WriteMetCall ("WriteNullTagLiteral", GetLiteral(elem.ElementName), GetLiteral(elem.Namespace));
 846                                                 else
 847                                                         WriteMetCall ("WriteNullTagEncoded", GetLiteral(elem.ElementName), GetLiteral(elem.Namespace));
 848                                                 Unindent ();
 849                                         }
 850
 851                                         break;
 852
 853                                 case SchemaTypes.Class:
 854                                         if (elem.MappedType.MultiReferenceType) {
 855                                                 RegisterReferencingMap (elem.MappedType);
 856                                                 if (elem.MappedType.TypeData.Type == typeof(object))
 857                                                         WriteMetCall ("WritePotentiallyReferencingElement", GetLiteral(elem.ElementName), GetLiteral(elem.Namespace), memberValue, "null", "false", GetLiteral(elem.IsNullable));
 858                                                 else
 859                                                         WriteMetCall ("WriteReferencingElement", GetLiteral(elem.ElementName), GetLiteral(elem.Namespace), memberValue, GetLiteral(elem.IsNullable));
 860                                         }
 861                                         else
 862                                                 WriteMetCall (GetWriteObjectName(elem.MappedType), memberValue, GetLiteral(elem.ElementName), GetLiteral(elem.Namespace), GetLiteral(elem.IsNullable), "false", "true");
 863                                         break;
 864
 865                                 case SchemaTypes.XmlSerializable:
 866                                         WriteMetCall ("WriteSerializable", memberValue, GetLiteral(elem.ElementName), GetLiteral(elem.Namespace), GetLiteral(elem.IsNullable));
 867                                         break;
 868
 869                                 default:
 870                                         throw new NotSupportedException ("Invalid value type");
 871                         }
 872                 }
 873
 874                 void GenerateWriteListElement (XmlTypeMapping typeMap, string ob)
 875                 {
 876                         if (_format == SerializationFormat.Encoded)
 877                         {
 878                                 string n, ns;
 879                                 string itemCount = GenerateGetListCount (typeMap.TypeData, ob);
 880                                 GenerateGetArrayType ((ListMap) typeMap.ObjectMap, itemCount, out n, out ns);
 881
 882                                 string arrayType;
 883                                 if (ns != string.Empty)
 884                                         arrayType = "FromXmlQualifiedName (new XmlQualifiedName(" + n + "," + ns + "))";
 885                                 else
 886                                         arrayType = GetLiteral (n);
 887
 888                                 WriteMetCall ("WriteAttribute", GetLiteral("arrayType"), GetLiteral(XmlSerializer.EncodingNamespace), arrayType);
 889                         }
 890                         GenerateWriteListContent (typeMap.TypeData, (ListMap) typeMap.ObjectMap, ob, false);
 891                 }
 892
 893                 void GenerateWriteAnyElementContent (XmlTypeMapMemberAnyElement member, string memberValue)
 894                 {
 895                         bool singleElement = (member.TypeData.Type == typeof (XmlElement));
 896                         string var;
 897
 898                         if (singleElement)
 899                                 var = memberValue;
 900                         else {
 901                                 var = GetObTempVar ();
 902                                 WriteLineInd ("foreach (XmlNode " + var + " in " + memberValue + ") {");
 903                         }
 904
 905                         string elem = GetObTempVar ();
 906                         WriteLine ("XmlElement " + elem + " = " + var + " as XmlElement;");
 907                         WriteLine ("if (" + elem + " == null) throw CreateUnknownTypeException (" + elem + ");");
 908
 909                         if (!member.IsDefaultAny) {
 910                                 for (int n=0; n<member.ElementInfo.Count; n++) {
 911                                         XmlTypeMapElementInfo info = (XmlTypeMapElementInfo)member.ElementInfo[n];
 912                                         string txt = "(" + elem + ".Name == " + GetLiteral(info.ElementName) + " && " + elem + ".NamespaceURI == " + GetLiteral(info.Namespace) + ")";
 913                                         if (n == member.ElementInfo.Count-1) txt += ") {";
 914                                         if (n == 0) WriteLineInd ("if (" + txt);
 915                                         else WriteLine ("|| " + txt);
 916                                 }
 917                         }
 918
 919                         if (_format == SerializationFormat.Literal)
 920                                 WriteLine ("WriteElementLiteral (" + elem + ", \"\", \"\", false, true);");
 921                         else
 922                                 WriteLine ("WriteElementEncoded (" + elem + ", \"\", \"\", false, true);");
 923
 924                         if (!member.IsDefaultAny) {
 925                                 WriteLineUni ("}");
 926                                 WriteLineInd ("else");
 927                                 WriteLine ("throw CreateUnknownAnyElementException (" + elem + ".Name, " + elem + ".NamespaceURI);");
 928                                 Unindent ();
 929                         }
 930
 931                         if (!singleElement)
 932                                 WriteLineUni ("}");
 933                 }
 934
 935                 void GenerateWritePrimitiveElement (XmlTypeMapping typeMap, string ob)
 936                 {
 937                         string strVal = GenerateGetStringValue (typeMap, typeMap.TypeData, ob);
 938                         WriteLine ("Writer.WriteString (" + strVal + ");");
 939                 }
 940
 941                 void GenerateWriteEnumElement (XmlTypeMapping typeMap, string ob)
 942                 {
 943                         string strVal = GenerateGetEnumXmlValue (typeMap, ob);
 944                         WriteLine ("Writer.WriteString (" + strVal + ");");
 945                 }
 946
 947                 string GenerateGetStringValue (XmlTypeMapping typeMap, TypeData type, string value)
 948                 {
 949                         if (type.SchemaType == SchemaTypes.Array) {
 950                                 string str = GetStrTempVar ();
 951                                 WriteLine ("string " + str + " = null;");
 952                                 WriteLineInd ("if (" + value + " != null) {");
 953                                 string res = GenerateWriteListContent (typeMap.TypeData, (ListMap)typeMap.ObjectMap, value, true);
 954                                 WriteLine (str + " = " + res + ".ToString ().Trim ();");
 955                                 WriteLineUni ("}");
 956                                 return str;
 957                         }
 958                         else if (type.SchemaType == SchemaTypes.Enum) {
 959                                 return GenerateGetEnumXmlValue (typeMap, value);
 960                         }
 961                         else if (type.Type == typeof (XmlQualifiedName))
 962                                 return "FromXmlQualifiedName (" + value + ")";
 963                         else if (value == null)
 964                                 return null;
 965                         else
 966                                 return XmlCustomFormatter.GenerateToXmlString (type, value);
 967                 }
 968
 969                 string GenerateGetEnumXmlValue (XmlTypeMapping typeMap, string ob)
 970                 {
 971                         return GetGetEnumValueName (typeMap) + " (" + ob + ")";
 972                 }
 973
 974                 string GenerateGetListCount (TypeData listType, string ob)
 975                 {
 976                         if (listType.Type.IsArray)
 977                                 return "ob.Length";
 978                         else
 979                                 return "ob.Count";
 980                 }
 981
 982                 void GenerateGetArrayType (ListMap map, string itemCount, out string localName, out string ns)
 983                 {
 984                         string arrayDim;
 985                         if (itemCount != "") arrayDim = "";
 986                         else arrayDim = "[]";
 987
 988                         XmlTypeMapElementInfo info = (XmlTypeMapElementInfo) map.ItemInfo[0];
 989                         if (info.TypeData.SchemaType == SchemaTypes.Array)
 990                         {
 991                                 string nm;
 992                                 GenerateGetArrayType ((ListMap)info.MappedType.ObjectMap, "", out nm, out ns);
 993                                 localName = nm + arrayDim;
 994                         }
 995                         else
 996                         {
 997                                 if (info.MappedType != null)
 998                                 {
 999                                         localName = info.MappedType.XmlType + arrayDim;
1000                                         ns = info.MappedType.Namespace;
1001                                 }
1002                                 else
1003                                 {
1004                                         localName = info.TypeData.XmlType + arrayDim;
1005                                         ns = info.DataTypeNamespace;
1006                                 }
1007                         }
1008                         if (itemCount != "") {
1009                                 localName = "\"" + localName + "[\" + " + itemCount + " + \"]\"";
1010                                 ns = GetLiteral (ns);
1011                         }
1012                 }
1013
1014                 string GenerateWriteListContent (TypeData listType, ListMap map, string ob, bool writeToString)
1015                 {
1016                         string targetString = null;
1017
1018                         if (writeToString)
1019                         {
1020                                 targetString = GetStrTempVar ();
1021                                 WriteLine ("System.Text.StringBuilder " + targetString + " = new System.Text.StringBuilder();");
1022                         }
1023
1024                         if (listType.Type.IsArray)
1025                         {
1026                                 string itemVar = GetNumTempVar ();
1027                                 WriteLineInd ("for (int "+itemVar+" = 0; "+itemVar+" < " + ob + ".Length; "+itemVar+"++) {");
1028                                 GenerateListLoop (map, ob + "["+itemVar+"]", listType.ListItemTypeData, targetString);
1029                                 WriteLineUni ("}");
1030                         }
1031                         else if (typeof(ICollection).IsAssignableFrom (listType.Type))
1032                         {
1033                                 string itemVar = GetNumTempVar ();
1034                                 WriteLineInd ("for (int "+itemVar+" = 0; "+itemVar+" < " + ob + ".Count; "+itemVar+"++) {");
1035                                 GenerateListLoop (map, ob + "["+itemVar+"]", listType.ListItemTypeData, targetString);
1036                                 WriteLineUni ("}");
1037                         }
1038                         else if (typeof(IEnumerable).IsAssignableFrom (listType.Type))
1039                         {
1040                                 string itemVar = GetObTempVar ();
1041                                 WriteLineInd ("foreach (" + listType.ListItemTypeData.FullTypeName + " " + itemVar + " in " + ob + ") {");
1042                                 GenerateListLoop (map, itemVar, listType.ListItemTypeData, targetString);
1043                                 WriteLineUni ("}");
1044                         }
1045                         else
1046                                 throw new Exception ("Unsupported collection type");
1047
1048                         return targetString;
1049                 }
1050
1051                 void GenerateListLoop (ListMap map, string item, TypeData itemTypeData, string targetString)
1052                 {
1053                         bool multichoice = (map.ItemInfo.Count > 1);
1054
1055                         if (multichoice)
1056                                 WriteLine ("if (((object)" + item + ") == null) { }");
1057
1058                         foreach (XmlTypeMapElementInfo info in map.ItemInfo)
1059                         {
1060                                 if (multichoice)
1061                                         WriteLineInd ("else if (" + item + ".GetType() == typeof(" + info.TypeData.FullTypeName + ")) {");
1062
1063                                 if (targetString == null)
1064                                         GenerateWriteMemberElement (info, GetCast (info.TypeData, itemTypeData, item));
1065                                 else
1066                                 {
1067                                         string strVal = GenerateGetStringValue (info.MappedType, info.TypeData, GetCast (info.TypeData, itemTypeData, item));
1068                                         WriteLine (targetString + ".Append (" + strVal + ").Append (\" \");");
1069                                 }
1070
1071                                 if (multichoice)
1072                                         WriteLineUni ("}");
1073                         }
1074
1075                         if (multichoice)
1076                                 WriteLine ("else throw CreateUnknownTypeException (" + item + ");");
1077                 }
1078
1079                 void GenerateWritePrimitiveValueLiteral (string memberValue, string name, string ns, XmlTypeMapping mappedType, TypeData typeData, bool wrapped, bool isNullable)
1080                 {
1081                         if (!wrapped) {
1082                                 string strVal = GenerateGetStringValue (mappedType, typeData, memberValue);
1083                                 WriteMetCall ("WriteValue", strVal);
1084                         }
1085                         else if (isNullable) {
1086                                 if (typeData.Type == typeof(XmlQualifiedName))
1087                                         WriteMetCall ("WriteNullableQualifiedNameLiteral", GetLiteral(name), GetLiteral(ns), memberValue);
1088                                 else  {
1089                                         string strVal = GenerateGetStringValue (mappedType, typeData, memberValue);
1090                                         WriteMetCall ("WriteNullableStringLiteral", GetLiteral(name), GetLiteral(ns), strVal);
1091                                 }
1092                         }
1093                         else {
1094                                 if (typeData.Type == typeof(XmlQualifiedName))
1095                                         WriteMetCall ("WriteElementQualifiedName", GetLiteral(name), GetLiteral(ns), memberValue);
1096                                 else {
1097                                         string strVal = GenerateGetStringValue (mappedType, typeData, memberValue);
1098                                         WriteMetCall ("WriteElementString", GetLiteral(name),GetLiteral(ns), strVal);
1099                                 }
1100                         }
1101                 }
1102
1103                 void GenerateWritePrimitiveValueEncoded (string memberValue, string name, string ns, XmlQualifiedName xsiType, XmlTypeMapping mappedType, TypeData typeData, bool wrapped, bool isNullable)
1104                 {
1105                         if (!wrapped) {
1106                                 string strVal = GenerateGetStringValue (mappedType, typeData, memberValue);
1107                                 WriteMetCall ("WriteValue", strVal);
1108                         }
1109                         else if (isNullable) {
1110                                 if (typeData.Type == typeof(XmlQualifiedName))
1111                                         WriteMetCall ("WriteNullableQualifiedNameEncoded", GetLiteral(name), GetLiteral(ns), memberValue, GetLiteral(xsiType));
1112                                 else  {
1113                                         string strVal = GenerateGetStringValue (mappedType, typeData, memberValue);
1114                                         WriteMetCall ("WriteNullableStringEncoded", GetLiteral(name), GetLiteral(ns), strVal, GetLiteral(xsiType));
1115                                 }
1116                         }
1117                         else {
1118                                 if (typeData.Type == typeof(XmlQualifiedName))
1119                                         WriteMetCall ("WriteElementQualifiedName", GetLiteral(name), GetLiteral(ns), memberValue, GetLiteral(xsiType));
1120                                 else {
1121                                         string strVal = GenerateGetStringValue (mappedType, typeData, memberValue);
1122                                         WriteMetCall ("WriteElementString", GetLiteral(name),GetLiteral(ns), strVal, GetLiteral(xsiType));
1123                                 }
1124                         }
1125                 }
1126
1127                 string GenerateGetMemberValue (XmlTypeMapMember member, string ob, bool isValueList)
1128                 {
1129                         if (isValueList) return GetCast (member.TypeData, TypeTranslator.GetTypeData (typeof(object)), ob + "[" + member.Index + "]");
1130                         else return ob + ".@" + member.Name;
1131                 }
1132
1133                 string GenerateMemberHasValueCondition (XmlTypeMapMember member, string ob, bool isValueList)
1134                 {
1135                         if (isValueList) {
1136                                 return ob + ".Length > " + member.Index;
1137                         }
1138                         else if (member.DefaultValue != System.DBNull.Value) {
1139                                 string mem = ob + ".@" + member.Name;
1140                                 if (member.DefaultValue == null)
1141                                         return mem + " != null";
1142                                 else if (member.TypeData.SchemaType == SchemaTypes.Enum)
1143                                         return mem + " != " + GetCast (member.TypeData, GetLiteral (member.DefaultValue));
1144                                 else
1145                                         return mem + " != " + GetLiteral (member.DefaultValue);
1146                         }
1147                         else if (member.IsOptionalValueType)
1148                                 return ob + ".@" + member.Name + "Specified";
1149                         return null;
1150                 }
1151
1152                 void GenerateWriteInitCallbacks ()
1153                 {
1154                         WriteLine ("protected override void InitCallbacks ()");
1155                         WriteLineInd ("{");
1156
1157                         if (_format == SerializationFormat.Encoded)
1158                         {
1159                                 foreach (XmlMapping xmap in _mapsToGenerate)  {
1160                                         XmlTypeMapping map = xmap as XmlTypeMapping;
1161                                         if (map != null)
1162                                                 WriteMetCall ("AddWriteCallback", GetTypeOf(map.TypeData), GetLiteral(map.XmlType), GetLiteral(map.Namespace), "new XmlSerializationWriteCallback (" + GetWriteObjectCallbackName (map) + ")");
1163                                 }
1164                         }
1165
1166                         WriteLineUni ("}");
1167                         WriteLine ("");
1168
1169                         if (_format == SerializationFormat.Encoded)
1170                         {
1171                                 foreach (XmlTypeMapping xmap in _mapsToGenerate)  {
1172                                         XmlTypeMapping map = xmap as XmlTypeMapping;
1173                                         if (map == null) continue;
1174                                         if (map.TypeData.SchemaType == SchemaTypes.Enum)
1175                                                 WriteWriteEnumCallback (map);
1176                                         else
1177                                                 WriteWriteObjectCallback (map);
1178                                 }
1179                         }
1180                 }
1181
1182                 void WriteWriteEnumCallback (XmlTypeMapping map)
1183                 {
1184                         WriteLine ("void " + GetWriteObjectCallbackName (map) + " (object ob)");
1185                         WriteLineInd ("{");
1186                         WriteMetCall (GetWriteObjectName(map), GetCast (map.TypeData, "ob"), GetLiteral(map.ElementName), GetLiteral(map.Namespace), "false", "true", "false");
1187                         WriteLineUni ("}");
1188                         WriteLine ("");
1189                 }
1190
1191                 void WriteWriteObjectCallback (XmlTypeMapping map)
1192                 {
1193                         WriteLine ("void " + GetWriteObjectCallbackName (map) + " (object ob)");
1194                         WriteLineInd ("{");
1195                         WriteMetCall (GetWriteObjectName(map), GetCast (map.TypeData, "ob"), GetLiteral(map.ElementName), GetLiteral(map.Namespace), "false", "false", "false");
1196                         WriteLineUni ("}");
1197                         WriteLine ("");
1198                 }
1199
1200                 #endregion
1201
1202                 #region Reader Generation
1203
1204                 //*******************************************************
1205                 // Reader generation
1206                 //
1207
1208                 public void GenerateReader (string readerClassName, ArrayList maps)
1209                 {
1210                         if (_config == null || !_config.GenerateAsInternal)
1211                                 WriteLine ("public class " + readerClassName + " : XmlSerializationReader");
1212                         else
1213                                 WriteLine ("internal class " + readerClassName + " : XmlSerializationReader");
1214                         WriteLineInd ("{");
1215
1216                         _mapsToGenerate = new ArrayList ();
1217                         _fixupCallbacks = new ArrayList ();
1218                         InitHooks ();
1219
1220                         for (int n=0; n<maps.Count; n++)
1221                         {
1222                                 GenerationResult res = (GenerationResult) maps [n];
1223                                 _typeMap = res.Mapping;
1224                                 _format = _typeMap.Format;
1225                                 _result = res;
1226
1227                                 GenerateReadRoot ();
1228                         }
1229
1230                         for (int n=0; n<_mapsToGenerate.Count; n++)
1231                         {
1232                                 XmlTypeMapping map = _mapsToGenerate [n] as XmlTypeMapping;
1233                                 if (map == null) continue;
1234
1235                                 GenerateReadObject (map);
1236                                 if (map.TypeData.SchemaType == SchemaTypes.Enum)
1237                                         GenerateGetEnumValue (map);
1238                         }
1239
1240                         GenerateReadInitCallbacks ();
1241
1242                         if (_format == SerializationFormat.Encoded)
1243                         {
1244                                 GenerateFixupCallbacks ();
1245                                 GenerateFillerCallbacks ();
1246                         }
1247
1248                         WriteLineUni ("}");
1249                         UpdateGeneratedTypes (_mapsToGenerate);
1250                 }
1251
1252                 void GenerateReadRoot ()
1253                 {
1254                         WriteLine ("public object " + _result.ReadMethodName + " ()");
1255                         WriteLineInd ("{");
1256                         WriteLine ("Reader.MoveToContent();");
1257
1258                         if (_typeMap is XmlTypeMapping)
1259                         {
1260                                 XmlTypeMapping typeMap = (XmlTypeMapping) _typeMap;
1261
1262                                 if (_format == SerializationFormat.Literal)
1263                                 {
1264                                         if (typeMap.TypeData.SchemaType == SchemaTypes.XmlNode)
1265                                                 throw new Exception ("Not supported for XmlNode types");
1266
1267                                         WriteLineInd ("if (Reader.LocalName != " + GetLiteral (typeMap.ElementName) + " || Reader.NamespaceURI != " + GetLiteral (typeMap.Namespace) + ")");
1268                                         WriteLine ("throw CreateUnknownNodeException();");
1269                                         Unindent ();
1270
1271                                         WriteLine ("return " + GetReadObjectCall (typeMap, "true", "true") + ";");
1272                                 }
1273                                 else
1274                                 {
1275                                         WriteLine ("object ob = null;");
1276                                         WriteLine ("Reader.MoveToContent();");
1277                                         WriteLine ("if (Reader.NodeType == System.Xml.XmlNodeType.Element) ");
1278                                         WriteLineInd ("{");
1279                                         WriteLineInd ("if (Reader.LocalName == " + GetLiteral(typeMap.ElementName) + " && Reader.NamespaceURI == " + GetLiteral (typeMap.Namespace) + ")");
1280                                         WriteLine ("ob = ReadReferencedElement();");
1281                                         Unindent ();
1282                                         WriteLineInd ("else ");
1283                                         WriteLine ("throw CreateUnknownNodeException();");
1284                                         Unindent ();
1285                                         WriteLineUni ("}");
1286                                         WriteLineInd ("else ");
1287                                         WriteLine ("UnknownNode(null);");
1288                                         Unindent ();
1289                                         WriteLine ("");
1290                                         WriteLine ("ReadReferencedElements();");
1291                                         WriteLine ("return ob;");
1292                                         RegisterReferencingMap (typeMap);
1293                                 }
1294                         }
1295                         else {
1296                                 WriteLine ("return " + GenerateReadMessage ((XmlMembersMapping)_typeMap) + ";");
1297                         }
1298
1299                         WriteLineUni ("}");
1300                         WriteLine ("");
1301                 }
1302
1303                 string GenerateReadMessage (XmlMembersMapping typeMap)
1304                 {
1305                         WriteLine ("object[] parameters = new object[" + typeMap.Count + "];");
1306                         WriteLine ("");
1307
1308                         if (typeMap.HasWrapperElement)
1309                         {
1310                                 if (_format == SerializationFormat.Encoded)
1311                                 {
1312                                         WriteLine ("while (Reader.NodeType == System.Xml.XmlNodeType.Element)");
1313                                         WriteLineInd ("{");
1314                                         WriteLine ("string root = Reader.GetAttribute (\"root\", " + GetLiteral(XmlSerializer.EncodingNamespace) + ");");
1315                                         WriteLine ("if (root == null || System.Xml.XmlConvert.ToBoolean(root)) break;");
1316                                         WriteLine ("ReadReferencedElement ();");
1317                                         WriteLine ("Reader.MoveToContent ();");
1318                                         WriteLineUni ("}");
1319                                         WriteLine ("");
1320                                         WriteLine ("if (Reader.NodeType != System.Xml.XmlNodeType.EndElement)");
1321                                         WriteLineInd ("{");
1322                                         WriteLineInd ("if (Reader.IsEmptyElement) {");
1323                                         WriteLine ("Reader.Skip();");
1324                                         WriteLineUni ("}");
1325                                         WriteLineInd ("else {");
1326                                         WriteLine ("Reader.ReadStartElement();");
1327                                         GenerateReadMembers (typeMap, (ClassMap)typeMap.ObjectMap, "parameters", true, false);
1328                                         WriteLine ("ReadEndElement();");
1329                                         WriteLineUni ("}");
1330                                         WriteLine ("");
1331                                         WriteLine ("Reader.MoveToContent();");
1332                                         WriteLineUni ("}");
1333                                 }
1334                                 else
1335                                 {
1336                                         WriteLine ("while (Reader.NodeType != System.Xml.XmlNodeType.EndElement)");
1337                                         WriteLineInd ("{");
1338                                         WriteLine ("if (Reader.IsStartElement(" + GetLiteral(typeMap.ElementName) + ", " + GetLiteral(typeMap.Namespace) + "))");
1339                                         WriteLineInd ("{");
1340                                         WriteLine ("if (Reader.IsEmptyElement) { Reader.Skip(); Reader.MoveToContent(); continue; }");
1341                                         WriteLine ("Reader.ReadStartElement();");
1342                                         GenerateReadMembers (typeMap, (ClassMap)typeMap.ObjectMap, "parameters", true, false);
1343                                         WriteLine ("ReadEndElement();");
1344                                         WriteLine ("break;");
1345                                         WriteLineUni ("}");
1346                                         WriteLineInd ("else ");
1347                                         WriteLine ("UnknownNode(null);");
1348                                         Unindent ();
1349                                         WriteLine ("");
1350                                         WriteLine ("Reader.MoveToContent();");
1351                                         WriteLineUni ("}");
1352                                 }
1353                         }
1354                         else
1355                                 GenerateReadMembers (typeMap, (ClassMap)typeMap.ObjectMap, "parameters", true, _format == SerializationFormat.Encoded);
1356
1357                         if (_format == SerializationFormat.Encoded)
1358                                 WriteLine ("ReadReferencedElements();");
1359
1360                         return "parameters";
1361                 }
1362
1363                 void GenerateReadObject (XmlTypeMapping typeMap)
1364                 {
1365                         string isNullable;
1366                         if (_format == SerializationFormat.Literal) {
1367                                 WriteLine ("public " + typeMap.TypeFullName + " " + GetReadObjectName (typeMap) + " (bool isNullable, bool checkType)");
1368                                 isNullable = "isNullable";
1369                         }
1370                         else {
1371                                 WriteLine ("public object " + GetReadObjectName (typeMap) + " ()");
1372                                 isNullable = "true";
1373                         }
1374
1375                         WriteLineInd ("{");
1376
1377                         PushHookContext ();
1378
1379                         SetHookVar ("$TYPE", typeMap.TypeName);
1380                         SetHookVar ("$FULLTYPE", typeMap.TypeFullName);
1381                         SetHookVar ("$NULLABLE", "isNullable");
1382
1383                         switch (typeMap.TypeData.SchemaType)
1384                         {
1385                                 case SchemaTypes.Class: GenerateReadClassInstance (typeMap, isNullable, "checkType"); break;
1386                                 case SchemaTypes.Array:
1387                                         WriteLine ("return " + GenerateReadListElement (typeMap, null, isNullable, true) + ";");
1388                                         break;
1389                                 case SchemaTypes.XmlNode: GenerateReadXmlNodeElement (typeMap, isNullable); break;
1390                                 case SchemaTypes.Primitive: GenerateReadPrimitiveElement (typeMap, isNullable); break;
1391                                 case SchemaTypes.Enum: GenerateReadEnumElement (typeMap, isNullable); break;
1392                                 case SchemaTypes.XmlSerializable: GenerateReadXmlSerializableElement (typeMap, isNullable); break;
1393                                 default: throw new Exception ("Unsupported map type");
1394                         }
1395
1396                         WriteLineUni ("}");
1397                         WriteLine ("");
1398                         PopHookContext ();
1399                 }
1400
1401                 void GenerateReadClassInstance (XmlTypeMapping typeMap, string isNullable, string checkType)
1402                 {
1403                         SetHookVar ("$OBJECT", "ob");
1404                         if (!typeMap.TypeData.IsValueType)
1405                         {
1406                                 WriteLine (typeMap.TypeFullName + " ob = null;");
1407
1408                                 if (GenerateReadHook (HookType.type, typeMap.TypeData.Type)) {
1409                                         WriteLine ("return ob;");
1410                                         return;
1411                                 }
1412
1413                                 if (_format == SerializationFormat.Literal) {
1414                                         WriteLine ("if (" + isNullable + " && ReadNull()) return null;");
1415                                         WriteLine ("");
1416                                         WriteLine ("if (checkType) ");
1417                                         WriteLineInd ("{");
1418                                 }
1419                                 else {
1420                                         WriteLine ("if (ReadNull()) return null;");
1421                                         WriteLine ("");
1422                                 }
1423                         }
1424                         else
1425                         {
1426                                 WriteLine (typeMap.TypeFullName + " ob = new " + typeMap.TypeFullName + " ();");
1427
1428                                 if (GenerateReadHook (HookType.type, typeMap.TypeData.Type)) {
1429                                         WriteLine ("return ob;");
1430                                         return;
1431                                 }
1432                         }
1433
1434                         WriteLine ("System.Xml.XmlQualifiedName t = GetXsiType();");
1435                         WriteLine ("if (t == null)");
1436                         if (typeMap.TypeData.Type != typeof(object))
1437                                 WriteLine ("\t;");
1438                         else
1439                                 WriteLine ("\treturn " + GetCast (typeMap.TypeData, "ReadTypedPrimitive (new System.Xml.XmlQualifiedName(\"anyType\", System.Xml.Schema.XmlSchema.Namespace))") + ";");
1440
1441                         foreach (XmlTypeMapping realMap in typeMap.DerivedTypes)
1442                         {
1443                                 WriteLineInd ("else if (t.Name == " + GetLiteral (realMap.XmlType) + " && t.Namespace == " + GetLiteral (realMap.XmlTypeNamespace) + ")");
1444                                 WriteLine ("return " + GetReadObjectCall(realMap, isNullable, checkType) + ";");
1445                                 Unindent ();
1446                         }
1447
1448                         WriteLine ("else if (t.Name != " + GetLiteral (typeMap.XmlType) + " || t.Namespace != " + GetLiteral (typeMap.XmlTypeNamespace) + ")");
1449                         if (typeMap.TypeData.Type == typeof(object))
1450                                 WriteLine ("\treturn " + GetCast (typeMap.TypeData, "ReadTypedPrimitive (t)") + ";");
1451                         else
1452                                 WriteLine ("\tthrow CreateUnknownTypeException(t);");
1453
1454                         if (!typeMap.TypeData.IsValueType)
1455                         {
1456                                 if (_format == SerializationFormat.Literal)
1457                                         WriteLineUni ("}");
1458
1459                                 if (typeMap.TypeData.Type.IsAbstract) {
1460                                         GenerateEndHook ();
1461                                         WriteLine ("return ob;");
1462                                         return;
1463                                 }
1464
1465                                 WriteLine ("");
1466                                 WriteLine ("ob = new " + typeMap.TypeFullName + " ();");
1467                         }
1468
1469                         WriteLine ("");
1470
1471                         WriteLine ("Reader.MoveToElement();");
1472                         WriteLine ("");
1473
1474                         GenerateReadMembers (typeMap, (ClassMap)typeMap.ObjectMap, "ob", false, false);
1475
1476                         WriteLine ("");
1477
1478                         GenerateEndHook ();
1479                         WriteLine ("return ob;");
1480                 }
1481
1482                 void GenerateReadMembers (XmlMapping xmlMap, ClassMap map, string ob, bool isValueList, bool readByOrder)
1483                 {
1484                         XmlTypeMapping typeMap = xmlMap as XmlTypeMapping;
1485                         Type xmlMapType = (typeMap != null) ? typeMap.TypeData.Type : typeof(object[]);
1486
1487                         // Load the default value of members
1488                         if (map.MembersWithDefault != null)
1489                         {
1490                                 ArrayList members = map.MembersWithDefault;
1491                                 for (int n=0; n<members.Count; n++) {
1492                                         XmlTypeMapMember mem = (XmlTypeMapMember) members[n];
1493                                         GenerateSetMemberValueFromAttr (mem, ob, GetLiteral (mem.DefaultValue), isValueList);
1494                                 }
1495                         }
1496
1497                         // A value list cannot have attributes
1498
1499                         bool first;
1500                         if (!isValueList && !GenerateReadHook (HookType.attributes, xmlMapType))
1501                         {
1502                                 // Reads attributes
1503
1504                                 XmlTypeMapMember anyAttrMember = map.DefaultAnyAttributeMember;
1505
1506                                 if (anyAttrMember != null)
1507                                 {
1508                                         WriteLine ("int anyAttributeIndex = 0;");
1509                                         WriteLine (anyAttrMember.TypeData.FullTypeName + " anyAttributeArray = null;");
1510                                 }
1511
1512                                 WriteLine ("while (Reader.MoveToNextAttribute())");
1513                                 WriteLineInd ("{");
1514                                 first = true;
1515                                 if (map.AttributeMembers != null) {
1516                                         foreach (XmlTypeMapMemberAttribute at in map.AttributeMembers)
1517                                         {
1518                                                 WriteLineInd ((first?"":"else ") + "if (Reader.LocalName == " + GetLiteral (at.AttributeName) + " && Reader.NamespaceURI == " + GetLiteral (at.Namespace) + ") {");
1519                                                 if (!GenerateReadMemberHook (xmlMapType, at)) {
1520                                                         GenerateSetMemberValue (at, ob, GenerateGetValueFromXmlString ("Reader.Value", at.TypeData, at.MappedType), isValueList);
1521                                                         GenerateEndHook ();
1522                                                 }
1523                                                 WriteLineUni ("}");
1524                                                 first = false;
1525                                         }
1526                                 }
1527                                 WriteLineInd ((first?"":"else ") + "if (IsXmlnsAttribute (Reader.Name)) {");
1528
1529                                 // If the map has NamespaceDeclarations,
1530                                 // then store this xmlns to the given member.
1531                                 // If the instance doesn't exist, then create.
1532
1533                                 if (map.NamespaceDeclarations != null) {
1534                                         if (!GenerateReadMemberHook (xmlMapType, map.NamespaceDeclarations)) {
1535                                                 string nss = ob + ".@" + map.NamespaceDeclarations.Name;
1536                                                 WriteLine ("if (" + nss + " == null) " + nss + " = new XmlSerializerNamespaces ();");
1537                                                 WriteLineInd ("if (Reader.Prefix == \"xmlns\")");
1538                                                 WriteLine (nss + ".Add (Reader.LocalName, Reader.Value);");
1539                                                 Unindent ();
1540                                                 WriteLineInd ("else");
1541                                                 WriteLine (nss + ".Add (\"\", Reader.Value);");
1542                                                 Unindent ();
1543                                                 GenerateEndHook ();
1544                                         }
1545                                 }
1546
1547                                 WriteLineUni ("}");
1548                                 WriteLineInd ("else {");
1549
1550                                 if (anyAttrMember != null)
1551                                 {
1552                                         if (!GenerateReadArrayMemberHook (xmlMapType, anyAttrMember, "anyAttributeIndex")) {
1553                                                 WriteLine ("System.Xml.XmlAttribute attr = (System.Xml.XmlAttribute) Document.ReadNode(Reader);");
1554                                                 if (typeof(System.Xml.Schema.XmlSchemaAnnotated).IsAssignableFrom (xmlMapType))
1555                                                         WriteLine ("ParseWsdlArrayType (attr);");
1556                                                 GenerateAddListValue (anyAttrMember.TypeData, "anyAttributeArray", "anyAttributeIndex", GetCast (anyAttrMember.TypeData.ListItemTypeData, "attr"), true);
1557                                                 GenerateEndHook ();
1558                                         }
1559                                         WriteLine ("anyAttributeIndex++;");
1560                                 }
1561                                 else {
1562                                         if (!GenerateReadHook (HookType.unknownAttribute, xmlMapType)) {
1563                                                 WriteLine ("UnknownNode (" + ob + ");");
1564                                                 GenerateEndHook ();
1565                                         }
1566                                 }
1567
1568                                 WriteLineUni ("}");
1569                                 WriteLineUni ("}");
1570
1571                                 if (anyAttrMember != null && !MemberHasReadReplaceHook (xmlMapType, anyAttrMember))
1572                                 {
1573                                         WriteLine ("");
1574                                         WriteLine("anyAttributeArray = (" + anyAttrMember.TypeData.FullTypeName + ") ShrinkArray (anyAttributeArray, anyAttributeIndex, " + GetTypeOf(anyAttrMember.TypeData.Type.GetElementType()) + ", true);");
1575                                         GenerateSetMemberValue (anyAttrMember, ob, "anyAttributeArray", isValueList);
1576                                 }
1577                                 WriteLine ("");
1578
1579                                 GenerateEndHook ();
1580                         }
1581
1582                         if (!isValueList)
1583                         {
1584                                 WriteLine ("Reader.MoveToElement();");
1585                                 WriteLineInd ("if (Reader.IsEmptyElement) {");
1586                                 WriteLine ("Reader.Skip ();");
1587                                 GenerateSetListMembersDefaults (typeMap, map, ob, isValueList);
1588                                 WriteLine ("return " + ob + ";");
1589                                 WriteLineUni ("}");
1590                                 WriteLine ("");
1591
1592                                 WriteLine ("Reader.ReadStartElement();");
1593                         }
1594
1595                         // Reads elements
1596
1597                         WriteLine("Reader.MoveToContent();");
1598                         WriteLine ("");
1599
1600                         if (!GenerateReadHook (HookType.elements, xmlMapType))
1601                         {
1602                                 string[] readFlag = null;
1603                                 if (map.ElementMembers != null && !readByOrder)
1604                                 {
1605                                         string readFlagsVars = "bool ";
1606                                         readFlag = new string[map.ElementMembers.Count];
1607                                         for (int n=0; n<map.ElementMembers.Count; n++) {
1608                                                 readFlag[n] = GetBoolTempVar ();
1609                                                 if (n > 0) readFlagsVars += ", ";
1610                                                 readFlagsVars += readFlag[n] + "=false";
1611                                         }
1612                                         if (map.ElementMembers.Count > 0) WriteLine (readFlagsVars + ";");
1613                                         WriteLine ("");
1614                                 }
1615
1616                                 string[] indexes = null;
1617                                 string[] flatLists = null;
1618
1619                                 if (map.FlatLists != null)
1620                                 {
1621                                         indexes = new string[map.FlatLists.Count];
1622                                         flatLists = new string[map.FlatLists.Count];
1623
1624                                         string code = "int ";
1625                                         for (int n=0; n<map.FlatLists.Count; n++)
1626                                         {
1627                                                 XmlTypeMapMember mem = (XmlTypeMapMember)map.FlatLists[n];
1628                                                 indexes[n] = GetNumTempVar ();
1629                                                 if (n > 0) code += ", ";
1630                                                 code += indexes[n] + "=0";
1631                                                 if (!MemberHasReadReplaceHook (xmlMapType, mem)) {
1632                                                         flatLists[n] = GetObTempVar ();
1633                                                         string rval;
1634                                                         if (IsReadOnly (typeMap, mem, mem.TypeData, isValueList))
1635                                                                 rval = ob + ".@" + mem.Name;
1636                                                         else
1637                                                                 rval = GenerateInitializeList (mem.TypeData);
1638                                                         WriteLine (mem.TypeData.FullTypeName + " " + flatLists[n] + " = " + rval + ";");
1639                                                 }
1640                                         }
1641                                         WriteLine (code + ";");
1642                                         WriteLine ("");
1643                                 }
1644
1645                                 if (_format == SerializationFormat.Encoded && map.ElementMembers != null)
1646                                 {
1647                                         _fixupCallbacks.Add (xmlMap);
1648                                         WriteLine ("Fixup fixup = new Fixup(" + ob + ", new XmlSerializationFixupCallback(" + GetFixupCallbackName (xmlMap) + "), " + map.ElementMembers.Count + ");");
1649                                         WriteLine ("AddFixup (fixup);");
1650                                         WriteLine ("");
1651                                 }
1652
1653                                 ArrayList infos = null;
1654
1655                                 int maxInd;
1656                                 if (readByOrder) {
1657                                         if (map.ElementMembers != null) maxInd = map.ElementMembers.Count;
1658                                         else maxInd = 0;
1659                                 }
1660                                 else
1661                                 {
1662                                         infos = new ArrayList ();
1663                                         infos.AddRange (map.AllElementInfos);
1664                                         maxInd = infos.Count;
1665
1666                                         WriteLine ("while (Reader.NodeType != System.Xml.XmlNodeType.EndElement) ");
1667                                         WriteLineInd ("{");
1668                                         WriteLine ("if (Reader.NodeType == System.Xml.XmlNodeType.Element) ");
1669                                         WriteLineInd ("{");
1670                                 }
1671
1672                                 first = true;
1673                                 for (int ind = 0; ind < maxInd; ind++)
1674                                 {
1675                                         XmlTypeMapElementInfo info = readByOrder ? map.GetElement (ind) : (XmlTypeMapElementInfo) infos [ind];
1676
1677                                         if (!readByOrder)
1678                                         {
1679                                                 if (info.IsTextElement || info.IsUnnamedAnyElement) continue;
1680                                                 string elemCond = first ? "" : "else ";
1681                                                 elemCond += "if (";
1682                                                 if (!(info.Member.IsReturnValue && _format == SerializationFormat.Encoded)) {
1683                                                         elemCond += "Reader.LocalName == " + GetLiteral (info.ElementName);
1684                                                         if (!map.IgnoreMemberNamespace) elemCond += " && Reader.NamespaceURI == " + GetLiteral (info.Namespace);
1685                                                         elemCond += " && ";
1686                                                 }
1687                                                 elemCond += "!" + readFlag[info.Member.Index] + ") {";
1688                                                 WriteLineInd (elemCond);
1689                                         }
1690
1691                                         if (info.Member.GetType() == typeof (XmlTypeMapMemberList))
1692                                         {
1693                                                 if (_format == SerializationFormat.Encoded && info.MultiReferenceType)
1694                                                 {
1695                                                         string list = GetObTempVar ();
1696                                                         WriteLine ("object " + list + " = ReadReferencingElement (out fixup.Ids[" + info.Member.Index + "]);");
1697                                                         RegisterReferencingMap (info.MappedType);
1698
1699                                                         WriteLineInd ("if (fixup.Ids[" + info.Member.Index + "] == null) {");   // Already read
1700                                                         if (IsReadOnly (typeMap, info.Member, info.TypeData, isValueList))
1701                                                                 WriteLine ("throw CreateReadOnlyCollectionException (" + GetLiteral(info.TypeData.FullTypeName) + ");");
1702                                                         else
1703                                                                 GenerateSetMemberValue (info.Member, ob, GetCast (info.Member.TypeData,list), isValueList);
1704                                                         WriteLineUni ("}");
1705
1706                                                         if (!info.MappedType.TypeData.Type.IsArray)
1707                                                         {
1708                                                                 WriteLineInd ("else {");
1709                                                                 if (IsReadOnly (typeMap, info.Member, info.TypeData, isValueList))
1710                                                                         WriteLine (list + " = " + GenerateGetMemberValue (info.Member, ob, isValueList) + ";");
1711                                                                 else {
1712                                                                         WriteLine (list + " = " + GenerateCreateList (info.MappedType.TypeData.Type) + ";");
1713                                                                         GenerateSetMemberValue (info.Member, ob, GetCast (info.Member.TypeData,list), isValueList);
1714                                                                 }
1715                                                                 WriteLine ("AddFixup (new CollectionFixup (" + list + ", new XmlSerializationCollectionFixupCallback (" + GetFillListName(info.Member.TypeData) + "), fixup.Ids[" + info.Member.Index + "]));");
1716                                                                 WriteLine ("fixup.Ids[" + info.Member.Index + "] = null;");             // The member already has the value, no further fix needed.
1717                                                                 WriteLineUni ("}");
1718                                                         }
1719                                                 }
1720                                                 else
1721                                                 {
1722                                                         if (!GenerateReadMemberHook (xmlMapType, info.Member)) {
1723                                                                 if (IsReadOnly (typeMap, info.Member, info.TypeData, isValueList)) GenerateReadListElement (info.MappedType, GenerateGetMemberValue (info.Member, ob, isValueList), GetLiteral(info.IsNullable), false);
1724                                                                 else GenerateSetMemberValue (info.Member, ob, GenerateReadListElement (info.MappedType, null, GetLiteral(info.IsNullable), true), isValueList);
1725                                                                 GenerateEndHook ();
1726                                                         }
1727                                                 }
1728                                                 if (!readByOrder)
1729                                                         WriteLine (readFlag[info.Member.Index] + " = true;");
1730                                         }
1731                                         else if (info.Member.GetType() == typeof (XmlTypeMapMemberFlatList))
1732                                         {
1733                                                 XmlTypeMapMemberFlatList mem = (XmlTypeMapMemberFlatList)info.Member;
1734                                                 if (!GenerateReadArrayMemberHook (xmlMapType, info.Member, indexes[mem.FlatArrayIndex])) {
1735                                                         GenerateAddListValue (mem.TypeData, flatLists[mem.FlatArrayIndex], indexes[mem.FlatArrayIndex], GenerateReadObjectElement (info), !IsReadOnly (typeMap, info.Member, info.TypeData, isValueList));
1736                                                         GenerateEndHook ();
1737                                                 }
1738                                                 WriteLine (indexes[mem.FlatArrayIndex] + "++;");
1739                                         }
1740                                         else if (info.Member.GetType() == typeof (XmlTypeMapMemberAnyElement))
1741                                         {
1742                                                 XmlTypeMapMemberAnyElement mem = (XmlTypeMapMemberAnyElement)info.Member;
1743                                                 if (mem.TypeData.IsListType) {
1744                                                         if (!GenerateReadArrayMemberHook (xmlMapType, info.Member, indexes[mem.FlatArrayIndex])) {
1745                                                                 GenerateAddListValue (mem.TypeData, flatLists[mem.FlatArrayIndex], indexes[mem.FlatArrayIndex], GetReadXmlNode (mem.TypeData.ListItemTypeData, false), true);
1746                                                                 GenerateEndHook ();
1747                                                         }
1748                                                         WriteLine (indexes[mem.FlatArrayIndex] + "++;");
1749                                                 }
1750                                                 else {
1751                                                         if (!GenerateReadMemberHook (xmlMapType, info.Member)) {
1752                                                                 GenerateSetMemberValue (mem, ob, GetReadXmlNode(mem.TypeData, false), isValueList);
1753                                                                 GenerateEndHook ();
1754                                                         }
1755                                                 }
1756                                         }
1757                                         else if (info.Member.GetType() == typeof(XmlTypeMapMemberElement))
1758                                         {
1759                                                 if (!readByOrder)
1760                                                         WriteLine (readFlag[info.Member.Index] + " = true;");
1761                                                 if (_format == SerializationFormat.Encoded)
1762                                                 {
1763                                                         string val = GetObTempVar ();
1764                                                         RegisterReferencingMap (info.MappedType);
1765
1766                                                         if (info.Member.TypeData.SchemaType != SchemaTypes.Primitive)
1767                                                                 WriteLine ("object " + val + " = ReadReferencingElement (out fixup.Ids[" + info.Member.Index + "]);");
1768                                                         else
1769                                                                 WriteLine ("object " + val + " = ReadReferencingElement (" + GetLiteral(info.Member.TypeData.XmlType) + ", " + GetLiteral(System.Xml.Schema.XmlSchema.Namespace) + ", out fixup.Ids[" + info.Member.Index + "]);");
1770
1771                                                         if (info.MultiReferenceType)
1772                                                                 WriteLineInd ("if (fixup.Ids[" + info.Member.Index + "] == null) {");   // already read
1773                                                         else
1774                                                                 WriteLineInd ("if (" + val + " != null) {");    // null value
1775
1776                                                         GenerateSetMemberValue (info.Member, ob, GetCast (info.Member.TypeData,val), isValueList);
1777                                                         WriteLineUni ("}");
1778                                                 }
1779                                                 else if (!GenerateReadMemberHook (xmlMapType, info.Member)) {
1780                                                         if (info.ChoiceValue != null) {
1781                                                                 XmlTypeMapMemberElement imem = (XmlTypeMapMemberElement) info.Member;
1782                                                                 WriteLine (ob + ".@" + imem.ChoiceMember + " = " + GetLiteral(info.ChoiceValue) + ";");
1783                                                         }
1784                                                         GenerateSetMemberValue (info.Member, ob, GenerateReadObjectElement (info), isValueList);
1785                                                         GenerateEndHook ();
1786                                                 }
1787                                         }
1788                                         else
1789                                                 throw new InvalidOperationException ("Unknown member type");
1790
1791                                         if (!readByOrder)
1792                                                 WriteLineUni ("}");
1793                                         else
1794                                                 WriteLine ("Reader.MoveToContent();");
1795                                         first = false;
1796                                 }
1797
1798                                 if (!readByOrder)
1799                                 {
1800                                         if (!first) WriteLineInd ("else {");
1801
1802                                         if (map.DefaultAnyElementMember != null)
1803                                         {
1804                                                 XmlTypeMapMemberAnyElement mem = map.DefaultAnyElementMember;
1805                                                 if (mem.TypeData.IsListType) {
1806                                                         if (!GenerateReadArrayMemberHook (xmlMapType, mem, indexes[mem.FlatArrayIndex])) {
1807                                                                 GenerateAddListValue (mem.TypeData, flatLists[mem.FlatArrayIndex], indexes[mem.FlatArrayIndex], GetReadXmlNode(mem.TypeData.ListItemTypeData, false), true);
1808                                                                 GenerateEndHook ();
1809                                                         }
1810                                                         WriteLine (indexes[mem.FlatArrayIndex] + "++;");
1811                                                 }
1812                                                 else if (! GenerateReadMemberHook (xmlMapType, mem)) {
1813                                                         GenerateSetMemberValue (mem, ob, GetReadXmlNode(mem.TypeData, false), isValueList);
1814                                                         GenerateEndHook ();
1815                                                 }
1816                                         }
1817                                         else {
1818                                                 if (!GenerateReadHook (HookType.unknownElement, xmlMapType)) {
1819                                                         WriteLine ("UnknownNode (" + ob + ");");
1820                                                         GenerateEndHook ();
1821                                                 }
1822                                         }
1823
1824                                         if (!first) WriteLineUni ("}");
1825
1826                                         WriteLineUni ("}");
1827
1828                                         if (map.XmlTextCollector != null)
1829                                         {
1830                                                 WriteLine ("else if (Reader.NodeType == System.Xml.XmlNodeType.Text)");
1831                                                 WriteLineInd ("{");
1832
1833                                                 if (map.XmlTextCollector is XmlTypeMapMemberExpandable)
1834                                                 {
1835                                                         XmlTypeMapMemberExpandable mem = (XmlTypeMapMemberExpandable)map.XmlTextCollector;
1836                                                         XmlTypeMapMemberFlatList flatl = mem as XmlTypeMapMemberFlatList;
1837                                                         TypeData itype = (flatl == null) ? mem.TypeData.ListItemTypeData : flatl.ListMap.FindTextElement().TypeData;
1838
1839                                                         if (!GenerateReadArrayMemberHook (xmlMapType, map.XmlTextCollector, indexes[mem.FlatArrayIndex])) {
1840                                                                 string val = (itype.Type == typeof (string)) ? "Reader.ReadString()" : GetReadXmlNode (itype, false);
1841                                                                 GenerateAddListValue (mem.TypeData, flatLists[mem.FlatArrayIndex], indexes[mem.FlatArrayIndex], val, true);
1842                                                                 GenerateEndHook ();
1843                                                         }
1844                                                         WriteLine (indexes[mem.FlatArrayIndex] + "++;");
1845                                                 }
1846                                                 else if (!GenerateReadMemberHook (xmlMapType, map.XmlTextCollector))
1847                                                 {
1848                                                         XmlTypeMapMemberElement mem = (XmlTypeMapMemberElement) map.XmlTextCollector;
1849                                                         XmlTypeMapElementInfo info = (XmlTypeMapElementInfo) mem.ElementInfo [0];
1850                                                         if (info.TypeData.Type == typeof (string))
1851                                                                 GenerateSetMemberValue (mem, ob, "ReadString (" + GenerateGetMemberValue (mem, ob, isValueList) + ")", isValueList);
1852                                                         else
1853                                                                 GenerateSetMemberValue (mem, ob, GenerateGetValueFromXmlString ("Reader.ReadString()", info.TypeData, info.MappedType), isValueList);
1854                                                         GenerateEndHook ();
1855                                                 }
1856                                                 WriteLineUni ("}");
1857                                         }
1858
1859                                         WriteLine ("else");
1860                                         WriteLine ("\tUnknownNode(" + ob + ");");
1861                                         WriteLine ("");
1862                                         WriteLine ("Reader.MoveToContent();");
1863                                         WriteLineUni ("}");
1864                                 }
1865                                 else
1866                                         WriteLine ("Reader.MoveToContent();");
1867
1868                                 if (flatLists != null)
1869                                 {
1870                                         WriteLine ("");
1871                                         foreach (XmlTypeMapMemberExpandable mem in map.FlatLists)
1872                                         {
1873                                                 if (MemberHasReadReplaceHook (xmlMapType, mem)) continue;
1874
1875                                                 string list = flatLists[mem.FlatArrayIndex];
1876                                                 if (mem.TypeData.Type.IsArray)
1877                                                         WriteLine (list + " = (" + mem.TypeData.FullTypeName + ") ShrinkArray (" + list + ", " + indexes[mem.FlatArrayIndex] + ", " + GetTypeOf(mem.TypeData.Type.GetElementType()) + ", true);");
1878                                                 if (!IsReadOnly (typeMap, mem, mem.TypeData, isValueList))
1879                                                         GenerateSetMemberValue (mem, ob, list, isValueList);
1880                                         }
1881                                 }
1882
1883                                 GenerateSetListMembersDefaults (typeMap, map, ob, isValueList);
1884
1885                                 GenerateEndHook ();
1886                         }
1887
1888                         if (!isValueList)
1889                         {
1890                                 WriteLine ("");
1891                                 WriteLine ("ReadEndElement();");
1892                         }
1893                 }
1894
1895                 void GenerateSetListMembersDefaults (XmlTypeMapping typeMap, ClassMap map, string ob, bool isValueList)
1896                 {
1897                         if (map.ListMembers != null)
1898                         {
1899                                 ArrayList members = map.ListMembers;
1900                                 for (int n=0; n<members.Count; n++) {
1901                                         XmlTypeMapMember mem = (XmlTypeMapMember) members[n];
1902                                         if (IsReadOnly (typeMap, mem, mem.TypeData, isValueList))
1903                                                 continue;
1904                                         WriteLineInd ("if (" + GenerateGetMemberValue (mem, ob, isValueList) + " == null) {");
1905                                         GenerateSetMemberValue (mem, ob, GenerateInitializeList (mem.TypeData), isValueList);
1906                                         WriteLineUni ("}");
1907                                 }
1908                         }
1909                 }
1910
1911                 bool IsReadOnly (XmlTypeMapping map, XmlTypeMapMember member, TypeData memType, bool isValueList)
1912                 {
1913                         if (isValueList) return !memType.HasPublicConstructor;
1914                         else return member.IsReadOnly (map.TypeData.Type) || !memType.HasPublicConstructor;
1915                 }
1916
1917                 void GenerateSetMemberValue (XmlTypeMapMember member, string ob, string value, bool isValueList)
1918                 {
1919                         if (isValueList) WriteLine (ob + "[" + member.Index + "] = " + value + ";");
1920                         else {
1921                                 WriteLine (ob + ".@" + member.Name + " = " + value + ";");
1922                                 if (member.IsOptionalValueType)
1923                                         WriteLine (ob + "." + member.Name + "Specified = true;");
1924                         }
1925                 }
1926
1927                 void GenerateSetMemberValueFromAttr (XmlTypeMapMember member, string ob, string value, bool isValueList)
1928                 {
1929                         // Enumeration values specified in custom attributes are stored as integer
1930                         // values if the custom attribute property is of type object. So, it is
1931                         // necessary to convert to the enum type before asigning the value to the field.
1932
1933                         if (member.TypeData.Type.IsEnum)
1934                                 value = GetCast (member.TypeData.Type, value);
1935                         GenerateSetMemberValue (member, ob, value, isValueList);
1936                 }
1937
1938                 string GenerateReadObjectElement (XmlTypeMapElementInfo elem)
1939                 {
1940                         switch (elem.TypeData.SchemaType)
1941                         {
1942                                 case SchemaTypes.XmlNode:
1943                                         return GetReadXmlNode (elem.TypeData, true);
1944
1945                                 case SchemaTypes.Primitive:
1946                                 case SchemaTypes.Enum:
1947                                         return GenerateReadPrimitiveValue (elem);
1948
1949                                 case SchemaTypes.Array:
1950                                         return GenerateReadListElement (elem.MappedType, null, GetLiteral(elem.IsNullable), true);
1951
1952                                 case SchemaTypes.Class:
1953                                         return GetReadObjectCall (elem.MappedType, GetLiteral(elem.IsNullable), "true");
1954
1955                                 case SchemaTypes.XmlSerializable:
1956                                         return GetCast (elem.TypeData, "ReadSerializable (new " + elem.TypeData.FullTypeName + " ())");
1957
1958                                 default:
1959                                         throw new NotSupportedException ("Invalid value type");
1960                         }
1961                 }
1962
1963                 string GenerateReadPrimitiveValue (XmlTypeMapElementInfo elem)
1964                 {
1965                         if (elem.TypeData.Type == typeof (XmlQualifiedName)) {
1966                                 if (elem.IsNullable) return "ReadNullableQualifiedName ()";
1967                                 else return "ReadElementQualifiedName ()";
1968                         }
1969                         else if (elem.IsNullable)
1970                                 return GenerateGetValueFromXmlString ("ReadNullableString ()", elem.TypeData, elem.MappedType);
1971                         else
1972                                 return GenerateGetValueFromXmlString ("Reader.ReadElementString ()", elem.TypeData, elem.MappedType);
1973                 }
1974
1975                 string GenerateGetValueFromXmlString (string value, TypeData typeData, XmlTypeMapping typeMap)
1976                 {
1977                         if (typeData.SchemaType == SchemaTypes.Array)
1978                                 return GenerateReadListString (typeMap, value);
1979                         else if (typeData.SchemaType == SchemaTypes.Enum)
1980                                 return GenerateGetEnumValue (typeMap, value);
1981                         else if (typeData.Type == typeof (XmlQualifiedName))
1982                                 return "ToXmlQualifiedName (" + value + ")";
1983                         else
1984                                 return XmlCustomFormatter.GenerateFromXmlString (typeData, value);
1985                 }
1986
1987                 string GenerateReadListElement (XmlTypeMapping typeMap, string list, string isNullable, bool canCreateInstance)
1988                 {
1989                         Type listType = typeMap.TypeData.Type;
1990                         ListMap listMap = (ListMap)typeMap.ObjectMap;
1991
1992                         if (canCreateInstance && typeMap.TypeData.HasPublicConstructor)
1993                         {
1994                                 list = GetObTempVar ();
1995                                 WriteLine (typeMap.TypeFullName + " " + list + " = null;");
1996                                 WriteLineInd ("if (!ReadNull()) {");
1997                                 WriteLine (list + " = " + GenerateCreateList (listType) + ";");
1998                         }
1999                         else
2000                         {
2001                                 if (list != null) {
2002                                         WriteLineInd ("if (((object)" + list + ") == null)");
2003                                         WriteLine ("throw CreateReadOnlyCollectionException (" + GetLiteral (typeMap.TypeFullName) + ");");
2004                                         Unindent ();
2005                                         WriteLineInd ("if (!ReadNull()) {");
2006                                 }
2007                                 else {
2008                                         list = GetObTempVar ();
2009                                         WriteLine (typeMap.TypeFullName + " " + list + " = null;");
2010                                         WriteLineInd ("if (((object)" + list + ") == null)");
2011                                         WriteLine ("throw CreateReadOnlyCollectionException (" + GetLiteral (typeMap.TypeFullName) + ");");
2012                                         Unindent ();
2013                                         return list;
2014                                 }
2015                         }
2016
2017                         WriteLineInd ("if (Reader.IsEmptyElement) {");
2018                         WriteLine ("Reader.Skip();");
2019                         if (listType.IsArray)
2020                                 WriteLine (list + " = (" + typeMap.TypeFullName + ") ShrinkArray (" + list + ", 0, " + GetTypeOf(listType.GetElementType()) + ", " + isNullable + ");");
2021
2022                         Unindent ();
2023                         WriteLineInd ("} else {");
2024
2025                         string index = GetNumTempVar ();
2026                         WriteLine ("int " + index + " = 0;");
2027                         WriteLine ("Reader.ReadStartElement();");
2028                         WriteLine ("Reader.MoveToContent();");
2029                         WriteLine ("");
2030
2031                         WriteLine ("while (Reader.NodeType != System.Xml.XmlNodeType.EndElement) ");
2032                         WriteLineInd ("{");
2033                         WriteLine ("if (Reader.NodeType == System.Xml.XmlNodeType.Element) ");
2034                         WriteLineInd ("{");
2035
2036                         bool first = true;
2037                         foreach (XmlTypeMapElementInfo elemInfo in listMap.ItemInfo)
2038                         {
2039                                 WriteLineInd ((first?"":"else ") + "if (Reader.LocalName == " + GetLiteral (elemInfo.ElementName) + " && Reader.NamespaceURI == " + GetLiteral (elemInfo.Namespace) + ") {");
2040                                 GenerateAddListValue (typeMap.TypeData, list, index, GenerateReadObjectElement (elemInfo), false);
2041                                 WriteLine (index + "++;");
2042                                 WriteLineUni ("}");
2043                                 first = false;
2044                         }
2045                         if (!first) WriteLine ("else UnknownNode (null);");
2046                         else WriteLine ("UnknownNode (null);");
2047
2048                         WriteLineUni ("}");
2049                         WriteLine ("else UnknownNode (null);");
2050                         WriteLine ("");
2051                         WriteLine ("Reader.MoveToContent();");
2052                         WriteLineUni ("}");
2053
2054                         WriteLine ("ReadEndElement();");
2055
2056                         if (listType.IsArray)
2057                                 WriteLine (list + " = (" + typeMap.TypeFullName + ") ShrinkArray (" + list + ", " + index + ", " + GetTypeOf(listType.GetElementType()) + ", " + isNullable + ");");
2058
2059                         WriteLineUni ("}");
2060                         WriteLineUni ("}");
2061
2062                         return list;
2063                 }
2064
2065                 string GenerateReadListString (XmlTypeMapping typeMap, string values)
2066                 {
2067                         Type listType = typeMap.TypeData.Type;
2068                         ListMap listMap = (ListMap)typeMap.ObjectMap;
2069                         string itemType = listType.GetElementType().FullName;
2070
2071                         string list = GetObTempVar ();
2072                         WriteLine (itemType + "[] " + list + ";");
2073
2074                         string var = GetStrTempVar ();
2075                         WriteLine ("string " + var + " = " + values + ".Trim();");
2076                         WriteLineInd ("if (" + var + " != string.Empty) {");
2077
2078                         string valueArray = GetObTempVar ();
2079                         WriteLine ("string[] " + valueArray + " = " + var + ".Split (' ');");
2080
2081                         WriteLine (list + " = new " + itemType + " [" + valueArray + ".Length];");
2082
2083                         XmlTypeMapElementInfo info = (XmlTypeMapElementInfo)listMap.ItemInfo[0];
2084
2085                         string index = GetNumTempVar ();
2086                         WriteLineInd ("for (int " + index + " = 0; " + index + " < " + valueArray + ".Length; " + index + "++)");
2087                         WriteLine (list + "[" + index + "] = " + GenerateGetValueFromXmlString (valueArray + "[" + index + "]", info.TypeData, info.MappedType) + ";");
2088                         Unindent ();
2089                         WriteLineUni ("}");
2090                         WriteLine ("else");
2091                         WriteLine ("\t" + list + " = new " + itemType + " [0];");
2092
2093                         return list;
2094                 }
2095
2096                 void GenerateAddListValue (TypeData listType, string list, string index, string value, bool canCreateInstance)
2097                 {
2098                         Type type = listType.Type;
2099                         if (type.IsArray)
2100                         {
2101                                 WriteLine (list + " = (" + type.FullName + ") EnsureArrayIndex (" + list + ", " + index + ", " + GetTypeOf(type.GetElementType()) + ");");
2102                                 WriteLine (list + "[" + index + "] = " + value + ";");
2103                         }
2104                         else    // Must be IEnumerable
2105                         {
2106                                 WriteLine ("if (((object)" + list + ") == null)");
2107                                 if (canCreateInstance)
2108                                         WriteLine ("\t" + list + " = new " + listType.FullTypeName + "();");
2109                                 else
2110                                         WriteLine ("\tthrow CreateReadOnlyCollectionException (" + GetLiteral (listType.FullTypeName) + ");");
2111
2112                                 WriteLine (list + ".Add (" + value + ");");
2113                         }
2114                 }
2115
2116                 string GenerateCreateList (Type listType)
2117                 {
2118                         if (listType.IsArray)
2119                                 return "(" + listType.FullName + ") EnsureArrayIndex (null, 0, " + GetTypeOf(listType.GetElementType()) + ")";
2120                         else
2121                                 return "new " + listType.FullName + "()";
2122                 }
2123
2124                 string GenerateInitializeList (TypeData listType)
2125                 {
2126                         if (listType.Type.IsArray)
2127                                 return "null";
2128                         else
2129                                 return "new " + listType.Type.FullName + "()";
2130                 }
2131
2132                 void GenerateFillerCallbacks ()
2133                 {
2134                         foreach (TypeData td in _listsToFill)
2135                         {
2136                                 string metName = GetFillListName (td);
2137                                 WriteLine ("void " + metName + " (object list, object source)");
2138                                 WriteLineInd ("{");
2139                                 WriteLine ("if (((object)list) == null) throw CreateReadOnlyCollectionException (" + GetLiteral (td.FullTypeName) + ");");
2140                                 WriteLine ("");
2141
2142                                 WriteLine (td.FullTypeName + " dest = (" + td.FullTypeName + ") list;");
2143                                 WriteLine ("foreach (object ob in (IEnumerable)source)");
2144                                 WriteLine ("\tdest.Add (" + GetCast (td.ListItemTypeData, "ob") + ");");
2145                                 WriteLineUni ("}");
2146                                 WriteLine ("");
2147                         }
2148                 }
2149
2150                 void GenerateReadXmlNodeElement (XmlTypeMapping typeMap, string isNullable)
2151                 {
2152                         WriteLine ("return " + GetReadXmlNode (typeMap.TypeData, false) + ";");
2153                 }
2154
2155                 void GenerateReadPrimitiveElement (XmlTypeMapping typeMap, string isNullable)
2156                 {
2157                         WriteLine ("XmlQualifiedName t = GetXsiType();");
2158                         WriteLine ("if (t == null) t = new XmlQualifiedName (" + GetLiteral(typeMap.XmlType) + ", " + GetLiteral(typeMap.Namespace) + ");");
2159                         WriteLine ("return " + GetCast (typeMap.TypeData, "ReadTypedPrimitive (t)") + ";");
2160                 }
2161
2162                 void GenerateReadEnumElement (XmlTypeMapping typeMap, string isNullable)
2163                 {
2164                         WriteLine ("Reader.ReadStartElement ();");
2165                         WriteLine (typeMap.TypeFullName + " res = " + GenerateGetEnumValue (typeMap, "Reader.ReadString()") + ";");
2166                         WriteLine ("Reader.ReadEndElement ();");
2167                         WriteLine ("return res;");
2168                 }
2169
2170                 string GenerateGetEnumValue (XmlTypeMapping typeMap, string val)
2171                 {
2172                         return GetGetEnumValueName (typeMap) + " (" + val + ")";
2173                 }
2174
2175                 void GenerateGetEnumValue (XmlTypeMapping typeMap)
2176                 {
2177                         string metName = GetGetEnumValueName (typeMap);
2178                         EnumMap map = (EnumMap) typeMap.ObjectMap;
2179
2180                         if (map.IsFlags)
2181                         {
2182                                 string switchMethod =  metName + "_Switch";
2183                                 WriteLine (typeMap.TypeFullName + " " + metName + " (string xmlName)");
2184                                 WriteLineInd ("{");
2185                                 WriteLine ("xmlName = xmlName.Trim();");
2186                                 WriteLine ("if (xmlName.Length == 0) return (" + typeMap.TypeFullName + ")0;");
2187                                 WriteLine ("if (xmlName.IndexOf (' ') != -1)");
2188                                 WriteLineInd ("{");
2189                                 WriteLine (typeMap.TypeFullName + " sb = (" + typeMap.TypeFullName + ")0;");
2190                                 WriteLine ("string[] enumNames = xmlName.ToString().Split (' ');");
2191                                 WriteLine ("foreach (string name in enumNames)");
2192                                 WriteLineInd ("{");
2193                                 WriteLine ("if (name == string.Empty) continue;");
2194                                 WriteLine ("sb |= " + switchMethod + " (name); ");
2195                                 WriteLineUni ("}");
2196                                 WriteLine ("return sb;");
2197                                 WriteLineUni ("}");
2198                                 WriteLine ("else");
2199                                 WriteLine ("\treturn " + switchMethod + " (xmlName);");
2200                                 WriteLineUni ("}");
2201                                 metName = switchMethod;
2202                         }
2203
2204                         WriteLine (typeMap.TypeFullName + " " + metName + " (string xmlName)");
2205                         WriteLineInd ("{");
2206                         GenerateGetSingleEnumValue (typeMap, "xmlName");
2207                         WriteLineUni ("}");
2208                         WriteLine ("");
2209                 }
2210
2211                 void GenerateGetSingleEnumValue (XmlTypeMapping typeMap, string val)
2212                 {
2213                         EnumMap map = (EnumMap) typeMap.ObjectMap;
2214                         WriteLine ("switch (" + val + ")");
2215                         WriteLineInd ("{");
2216                         foreach (EnumMap.EnumMapMember mem in map.Members)
2217                         {
2218                                 WriteLine ("case " + GetLiteral (mem.XmlName) + ": return " + typeMap.TypeFullName + "." + mem.EnumName + ";");
2219                         }
2220                         WriteLineInd ("default:");
2221                         WriteLineInd ("try {");
2222                         WriteLine ("return (" + typeMap.TypeFullName + ") Int64.Parse (" + val + ", CultureInfo.InvariantCulture);");
2223                         WriteLineUni ("}");
2224                         WriteLineInd ("catch {");
2225                         WriteLine ("throw CreateUnknownConstantException (" + val + ", typeof(" + typeMap.TypeFullName + "));");
2226                         WriteLineUni ("}");
2227                         Unindent ();
2228                         WriteLineUni ("}");
2229                 }
2230
2231                 void GenerateReadXmlSerializableElement (XmlTypeMapping typeMap, string isNullable)
2232                 {
2233                         WriteLine ("Reader.MoveToContent ();");
2234                         WriteLine ("if (Reader.NodeType == XmlNodeType.Element)");
2235                         WriteLineInd ("{");
2236                         WriteLine ("if (Reader.LocalName == " + GetLiteral (typeMap.ElementName) + " && Reader.NamespaceURI == " + GetLiteral (typeMap.Namespace) + ")");
2237                         WriteLine ("\treturn ReadSerializable (new " + typeMap.TypeData.FullTypeName + "());");
2238                         WriteLine ("else");
2239                         WriteLine ("\tthrow CreateUnknownNodeException ();");
2240                         WriteLineUni ("}");
2241                         WriteLine ("else UnknownNode (null);");
2242                         WriteLine ("");
2243                         WriteLine ("return null;");
2244                 }
2245
2246                 void GenerateReadInitCallbacks ()
2247                 {
2248                         WriteLine ("protected override void InitCallbacks ()");
2249                         WriteLineInd ("{");
2250
2251                         if (_format == SerializationFormat.Encoded)
2252                         {
2253                                 foreach (XmlMapping xmap in _mapsToGenerate)
2254                                 {
2255                                         XmlTypeMapping map = xmap as XmlTypeMapping;
2256                                         if (map == null) continue;
2257                                         if (map.TypeData.SchemaType == SchemaTypes.Class || map.TypeData.SchemaType == SchemaTypes.Enum)
2258                                                 WriteMetCall ("AddReadCallback", GetLiteral (map.XmlType), GetLiteral(map.Namespace), GetTypeOf(map.TypeData.Type), "new XmlSerializationReadCallback (" + GetReadObjectName (map) + ")");
2259                                 }
2260                         }
2261
2262                         WriteLineUni ("}");
2263                         WriteLine ("");
2264
2265                         WriteLine ("protected override void InitIDs ()");
2266                         WriteLine ("{");
2267                         WriteLine ("}");
2268                         WriteLine ("");
2269                 }
2270
2271                 void GenerateFixupCallbacks ()
2272                 {
2273                         foreach (XmlMapping map in _fixupCallbacks)
2274                         {
2275                                 bool isList = map is XmlMembersMapping;
2276                                 string tname = !isList ? ((XmlTypeMapping)map).TypeFullName : "object[]";
2277                                 WriteLine ("void " + GetFixupCallbackName (map) + " (object obfixup)");
2278                                 WriteLineInd ("{");
2279                                 WriteLine ("Fixup fixup = (Fixup)obfixup;");
2280                                 WriteLine (tname + " source = (" + tname + ") fixup.Source;");
2281                                 WriteLine ("string[] ids = fixup.Ids;");
2282                                 WriteLine ("");
2283
2284                                 ClassMap cmap = (ClassMap)map.ObjectMap;
2285                                 ICollection members = cmap.ElementMembers;
2286                                 if (members != null) {
2287                                         foreach (XmlTypeMapMember member in members)
2288                                         {
2289                                                 WriteLineInd ("if (ids[" + member.Index + "] != null)");
2290                                                 string val = "GetTarget(ids[" + member.Index + "])";
2291                                                 if (!isList) val = GetCast (member.TypeData, val);
2292                                                 GenerateSetMemberValue (member, "source", val, isList);
2293                                                 Unindent ();
2294                                         }
2295                                 }
2296                                 WriteLineUni ("}");
2297                                 WriteLine ("");
2298                         }
2299                 }
2300
2301                 string GetReadXmlNode (TypeData type, bool wrapped)
2302                 {
2303                         if (type.Type == typeof (XmlDocument))
2304                                 return GetCast (type, TypeTranslator.GetTypeData (typeof(XmlDocument)), "ReadXmlDocument (" + GetLiteral(wrapped) + ")");
2305                         else
2306                                 return GetCast (type, TypeTranslator.GetTypeData (typeof(XmlNode)), "ReadXmlNode (" + GetLiteral(wrapped) + ")");
2307                 }
2308
2309                 #endregion
2310
2311                 #region Helper methods
2312
2313                 //*******************************************************
2314                 // Helper methods
2315                 //
2316
2317                 ArrayList _listsToFill = new ArrayList ();
2318                 Hashtable _hookVariables;
2319                 Stack _hookContexts;
2320                 Stack _hookOpenHooks;
2321
2322                 class HookInfo {
2323                         public HookType HookType;
2324                         public Type Type;
2325                         public string Member;
2326                         public HookDir Direction;
2327                 }
2328
2329                 void InitHooks ()
2330                 {
2331                         _hookContexts = new Stack ();
2332                         _hookOpenHooks = new Stack ();
2333                         _hookVariables = new Hashtable ();
2334                 }
2335
2336                 void PushHookContext ()
2337                 {
2338                         _hookContexts.Push (_hookVariables);
2339                         _hookVariables = (Hashtable) _hookVariables.Clone ();
2340                 }
2341
2342                 void PopHookContext ()
2343                 {
2344                         _hookVariables = (Hashtable) _hookContexts.Pop ();
2345                 }
2346
2347                 void SetHookVar (string var, string value)
2348                 {
2349                         _hookVariables [var] = value;
2350                 }
2351
2352                 bool GenerateReadHook (HookType hookType, Type type)
2353                 {
2354                         return GenerateHook (hookType, HookDir.Read, type, null);
2355                 }
2356
2357                 bool GenerateWriteHook (HookType hookType, Type type)
2358                 {
2359                         return GenerateHook (hookType, HookDir.Write, type, null);
2360                 }
2361
2362                 bool GenerateWriteMemberHook (Type type, XmlTypeMapMember member)
2363                 {
2364                         SetHookVar ("$MEMBER", member.Name);
2365                         return GenerateHook (HookType.member, HookDir.Write, type, member.Name);
2366                 }
2367
2368                 bool GenerateReadMemberHook (Type type, XmlTypeMapMember member)
2369                 {
2370                         SetHookVar ("$MEMBER", member.Name);
2371                         return GenerateHook (HookType.member, HookDir.Read, type, member.Name);
2372                 }
2373
2374                 bool GenerateReadArrayMemberHook (Type type, XmlTypeMapMember member, string index)
2375                 {
2376                         SetHookVar ("$INDEX", index);
2377                         return GenerateReadMemberHook (type, member);
2378                 }
2379
2380                 bool MemberHasReadReplaceHook (Type type, XmlTypeMapMember member)
2381                 {
2382                         if (_config == null) return false;
2383                         return _config.GetHooks (HookType.member, HookDir.Read, HookAction.Replace, type, member.Name).Count > 0;
2384                 }
2385
2386                 bool GenerateHook (HookType hookType, HookDir dir, Type type, string member)
2387                 {
2388                         GenerateHooks (hookType, dir, type, null, HookAction.InsertBefore);
2389                         if (GenerateHooks (hookType, dir, type, null, HookAction.Replace))
2390                         {
2391                                 GenerateHooks (hookType, dir, type, null, HookAction.InsertAfter);
2392                                 return true;
2393                         }
2394                         else
2395                         {
2396                                 HookInfo hi = new HookInfo ();
2397                                 hi.HookType = hookType;
2398                                 hi.Type = type;
2399                                 hi.Member = member;
2400                                 hi.Direction = dir;
2401                                 _hookOpenHooks.Push (hi);
2402                                 return false;
2403                         }
2404                 }
2405
2406                 void GenerateEndHook ()
2407                 {
2408                         HookInfo hi = (HookInfo) _hookOpenHooks.Pop();
2409                         GenerateHooks (hi.HookType, hi.Direction, hi.Type, hi.Member, HookAction.InsertAfter);
2410                 }
2411
2412                 bool GenerateHooks (HookType hookType, HookDir dir, Type type, string member, HookAction action)
2413                 {
2414                         if (_config == null) return false;
2415                         ArrayList hooks = _config.GetHooks (hookType, dir, action, type, null);
2416                         if (hooks.Count == 0) return false;
2417                         foreach (Hook hook in hooks)
2418                         {
2419                                 string code = hook.GetCode (action);
2420                                 foreach (DictionaryEntry de in _hookVariables)
2421                                         code = code.Replace ((string)de.Key, (string)de.Value);
2422                                 WriteMultilineCode (code);
2423                         }
2424                         return true;
2425                 }
2426
2427                 string GetRootTypeName ()
2428                 {
2429                         if (_typeMap is XmlTypeMapping) return ((XmlTypeMapping)_typeMap).TypeFullName;
2430                         else return "object[]";
2431                 }
2432
2433                 string GetNumTempVar ()
2434                 {
2435                         return "n" + (_tempVarId++);
2436                 }
2437
2438                 string GetObTempVar ()
2439                 {
2440                         return "o" + (_tempVarId++);
2441                 }
2442
2443                 string GetStrTempVar ()
2444                 {
2445                         return "s" + (_tempVarId++);
2446                 }
2447
2448                 string GetBoolTempVar ()
2449                 {
2450                         return "b" + (_tempVarId++);
2451                 }
2452
2453                 string GetUniqueName (string uniqueGroup, object ob, string name)
2454                 {
2455                         name = name.Replace ("[]","_array");
2456                         Hashtable names = (Hashtable) _uniqueNames [uniqueGroup];
2457                         if (names == null) {
2458                                 names = new Hashtable ();
2459                                 _uniqueNames [uniqueGroup] = names;
2460                         }
2461
2462                         string res = (string) names [ob];
2463                         if (res != null) return res;
2464
2465                         foreach (string n in names.Values)
2466                                 if (n == name) return GetUniqueName (uniqueGroup, ob, name + (_methodId++));
2467
2468                         names [ob] = name;
2469                         return name;
2470                 }
2471
2472                 void RegisterReferencingMap (XmlTypeMapping typeMap)
2473                 {
2474                         if (typeMap != null && !_mapsToGenerate.Contains (typeMap))
2475                                 _mapsToGenerate.Add (typeMap);
2476                 }
2477
2478                 string GetWriteObjectName (XmlTypeMapping typeMap)
2479                 {
2480                         if (!_mapsToGenerate.Contains (typeMap)) _mapsToGenerate.Add (typeMap);
2481                         return GetUniqueName ("rw", typeMap, "WriteObject_" + typeMap.XmlType);
2482                 }
2483
2484                 string GetReadObjectName (XmlTypeMapping typeMap)
2485                 {
2486                         if (!_mapsToGenerate.Contains (typeMap)) _mapsToGenerate.Add (typeMap);
2487                         return GetUniqueName ("rr", typeMap, "ReadObject_" + typeMap.XmlType);
2488                 }
2489
2490                 string GetGetEnumValueName (XmlTypeMapping typeMap)
2491                 {
2492                         if (!_mapsToGenerate.Contains (typeMap)) _mapsToGenerate.Add (typeMap);
2493                         return GetUniqueName ("ge", typeMap, "GetEnumValue_" + typeMap.XmlType);
2494                 }
2495
2496                 string GetWriteObjectCallbackName (XmlTypeMapping typeMap)
2497                 {
2498                         if (!_mapsToGenerate.Contains (typeMap)) _mapsToGenerate.Add (typeMap);
2499                         return GetUniqueName ("wc", typeMap, "WriteCallback_" + typeMap.XmlType);
2500                 }
2501
2502                 string GetFixupCallbackName (XmlMapping typeMap)
2503                 {
2504                         if (!_mapsToGenerate.Contains (typeMap)) _mapsToGenerate.Add (typeMap);
2505
2506                         if (typeMap is XmlTypeMapping)
2507                                 return GetUniqueName ("fc", typeMap, "FixupCallback_" + ((XmlTypeMapping)typeMap).XmlType);
2508                         else
2509                                 return GetUniqueName ("fc", typeMap, "FixupCallback__Message");
2510                 }
2511
2512                 string GetUniqueClassName (string s)
2513                 {
2514                         return classNames.AddUnique (s, null);
2515                 }
2516
2517                 string GetReadObjectCall (XmlTypeMapping typeMap, string isNullable, string checkType)
2518                 {
2519                         if (_format == SerializationFormat.Literal)
2520                                 return GetReadObjectName (typeMap) + " (" + isNullable + ", " + checkType + ")";
2521                         else
2522                                 return GetCast (typeMap.TypeData, GetReadObjectName (typeMap) + " ()");
2523                 }
2524
2525                 string GetFillListName (TypeData td)
2526                 {
2527                         if (!_listsToFill.Contains (td)) _listsToFill.Add (td);
2528                         return GetUniqueName ("fl", td, "Fill_" + td.TypeName);
2529                 }
2530
2531                 string GetCast (TypeData td, TypeData tdval, string val)
2532                 {
2533                         if (td.FullTypeName == tdval.FullTypeName) return val;
2534                         else return GetCast (td, val);
2535                 }
2536
2537                 string GetCast (TypeData td, string val)
2538                 {
2539                         return "((" + td.FullTypeName + ") " + val + ")";
2540                 }
2541
2542                 string GetCast (Type td, string val)
2543                 {
2544                         return "((" + td.FullName + ") " + val + ")";
2545                 }
2546
2547                 string GetTypeOf (TypeData td)
2548                 {
2549                         return "typeof(" + td.FullTypeName + ")";
2550                 }
2551
2552                 string GetTypeOf (Type td)
2553                 {
2554                         return "typeof(" + td.FullName.Replace ('+','.') + ")";
2555                 }
2556
2557                 string GetLiteral (object ob)
2558                 {
2559                         if (ob == null) return "null";
2560                         if (ob is string) return "\"" + ob.ToString().Replace("\"","\"\"") + "\"";
2561                         if (ob is bool) return ((bool)ob) ? "true" : "false";
2562                         if (ob is XmlQualifiedName) {
2563                                 XmlQualifiedName qn = (XmlQualifiedName)ob;
2564                                 return "new XmlQualifiedName (" + GetLiteral(qn.Name) + "," + GetLiteral(qn.Namespace) + ")";
2565                         }
2566                         if (ob is Enum) return ob.GetType () + "." + ob;
2567                         return (ob is IFormattable) ? ((IFormattable) ob).ToString (null, CultureInfo.InvariantCulture) : ob.ToString ();
2568                 }
2569
2570                 void WriteLineInd (string code)
2571                 {
2572                         WriteLine (code);
2573                         _indent++;
2574                 }
2575
2576                 void WriteLineUni (string code)
2577                 {
2578                         if (_indent > 0) _indent--;
2579                         WriteLine (code);
2580                 }
2581
2582                 void WriteLine (string code)
2583                 {
2584                         if (code != "") _writer.Write (new String ('\t',_indent));
2585                         _writer.WriteLine (code);
2586                 }
2587
2588                 void WriteMultilineCode (string code)
2589                 {
2590                         string tabs = new string ('\t',_indent);
2591                         code = code.Replace ("\r","");
2592                         code = code.Replace ("\t","");
2593                         while (code.StartsWith ("\n")) code = code.Substring (1);
2594                         while (code.EndsWith ("\n")) code = code.Substring (0, code.Length - 1);
2595                         code = code.Replace ("\n", "\n" + tabs);
2596                         WriteLine (code);
2597                 }
2598
2599                 string Params (params string[] pars)
2600                 {
2601                         string res = "";
2602                         foreach (string p in pars)
2603                         {
2604                                 if (res != "") res += ", ";
2605                                 res += p;
2606                         }
2607                         return res;
2608                 }
2609
2610                 void WriteMetCall (string method, params string[] pars)
2611                 {
2612                         WriteLine (method + " (" + Params (pars) + ");");
2613                 }
2614
2615                 void Unindent ()
2616                 {
2617                         _indent--;
2618                 }
2619
2620                 #endregion
2621
2622         }
2623
2624         internal class GenerationResult
2625         {
2626                 public XmlMapping Mapping;
2627                 public string ReaderClassName;
2628                 public string ReadMethodName;
2629                 public string WriterClassName;
2630                 public string WriteMethodName;
2631                 public string Namespace;
2632                 public string SerializerClassName;
2633         }
2634
2635 }