mcs/class/System.Runtime.Remoting/System.Runtime.Remoting.MetadataServices/MetaDataCodeGenerator.cs

   1 //
   2 // System.Runtime.Remoting.MetadataServices.MetaDataCodeGenerator
   3 //
   4 // Authors:
   5 //              Lluis Sanchez Gual (lluis@ximian.com)
   6 //
   7 // (C) 2003 Novell, Inc
   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.Collections;
  32 using System.IO;
  33 using System.Xml;
  34 using System.Reflection;
  35 using System.Runtime.Remoting;
  36 using System.Runtime.Remoting.Metadata;
  37
  38 namespace System.Runtime.Remoting.MetadataServices
  39 {
  40         internal class MetaDataCodeGenerator
  41         {
  42                 XmlDocument doc;
  43                 CodeFile currentFile;
  44                 XmlNamespaceManager nsManager;
  45                 Hashtable sudsTypes;
  46
  47                 public void GenerateCode (bool clientProxy, string outputDirectory, Stream inputStream,
  48                         ArrayList outCodeStreamList, string proxyUrl, string proxyNamespace)
  49                 {
  50                         doc = new XmlDocument ();
  51                         doc.Load (inputStream);
  52
  53                         nsManager = new XmlNamespaceManager (doc.NameTable);
  54                         nsManager.AddNamespace ("wsdl", MetaData.WsdlNamespace);
  55                         nsManager.AddNamespace ("s", MetaData.SchemaNamespace);
  56                         nsManager.AddNamespace ("suds", MetaData.SudsNamespace);
  57
  58                         if (outputDirectory == null) outputDirectory = Directory.GetCurrentDirectory();
  59
  60                         CodeFile mainFile = new CodeFile (outputDirectory);
  61
  62                         currentFile = mainFile;
  63
  64                         // Suds types
  65
  66                         sudsTypes = new Hashtable ();
  67                         XmlNodeList nodes = doc.DocumentElement.SelectNodes ("wsdl:binding/suds:class|wsdl:binding/suds:interface|wsdl:binding/suds:struct", nsManager);
  68                         foreach (XmlElement node in nodes)
  69                                 sudsTypes [GetTypeQualifiedName (node, node.GetAttribute ("type"))] = node;
  70
  71                         // Data types
  72
  73                         nodes = doc.SelectNodes ("wsdl:definitions/wsdl:types/s:schema", nsManager);
  74                         foreach (XmlElement schema in nodes)
  75                                 GenerateSchemaCode (schema);
  76
  77                         // Services
  78
  79                         nodes = doc.SelectNodes ("wsdl:definitions/wsdl:service/wsdl:port", nsManager);
  80                         foreach (XmlElement port in nodes)
  81                                 GeneratePortCode (port);
  82
  83                         mainFile.Write ();
  84                         if (mainFile.FileName != null)
  85                                 outCodeStreamList.Add (mainFile.FilePath);
  86                 }
  87
  88                 void GeneratePortCode (XmlElement port)
  89                 {
  90                         XmlElement binding = GetBinding (port.GetAttribute ("binding"));
  91                         XmlElement type = null;
  92                         foreach (XmlNode node in binding)
  93                                 if ((node is XmlElement) && ((XmlElement)node).NamespaceURI == MetaData.SudsNamespace)
  94                                 { type = (XmlElement) node; break; }
  95
  96                         string rootType = type.GetAttribute ("rootType");
  97                         if (rootType == "Delegate")
  98                                 GenerateServiceDelegateCode (port, binding, type);
  99                         else
 100                                 GenerateServiceClassCode (port, binding, type);
 101                 }
 102
 103                 void GenerateServiceDelegateCode (XmlElement port, XmlElement binding, XmlElement type)
 104                 {
 105                         string typeName = (type != null) ? type.GetAttribute ("type") : port.GetAttribute ("name");
 106                         string portName = GetNameFromQn (binding.GetAttribute ("type"));
 107
 108                         string name, ns;
 109                         GetTypeQualifiedName (port, typeName, out name, out ns);
 110                         currentFile.SetCurrentNamespace (ns);
 111
 112                         XmlElement oper = (XmlElement) binding.SelectSingleNode ("wsdl:operation[@name='Invoke']", nsManager);
 113                         if (oper == null) throw new InvalidOperationException ("Invalid delegate schema");
 114
 115                         string parsDec;
 116                         string returnType;
 117                         GetParameters (oper, portName, "Invoke", out parsDec, out returnType);
 118
 119                         currentFile.WriteLine ("public delegate " + returnType + " " + name + " (" + parsDec + ");");
 120                         currentFile.WriteLine ("");
 121                 }
 122
 123                 void GenerateServiceClassCode (XmlElement port, XmlElement binding, XmlElement type)
 124                 {
 125                         string typeName = (type != null) ? type.GetAttribute ("type") : port.GetAttribute ("name");
 126
 127                         string name, ns;
 128                         GetTypeQualifiedName (port, typeName, out name, out ns);
 129                         currentFile.SetCurrentNamespace (ns);
 130
 131                         string cls = "public " + type.LocalName + " " + name;
 132                         string baset = type.GetAttribute ("extends");
 133                         if (baset != "") cls += ": " + GetTypeQualifiedName (port, baset);
 134
 135                         // Interfaces
 136
 137                         XmlNodeList interfaces = type.SelectNodes ("suds:implements",nsManager);
 138                         if (interfaces.Count == 0) interfaces = type.SelectNodes ("suds:extends",nsManager);
 139
 140                         foreach (XmlElement interf in interfaces)
 141                         {
 142                                 string iname = GetTypeQualifiedName (interf, interf.GetAttribute ("type"));
 143                                 if (cls.IndexOf (':') == -1)  cls += ": " + iname;
 144                                 else cls += ", " + iname;
 145                         }
 146
 147                         currentFile.WriteLine (cls);
 148                         currentFile.WriteLineInd ("{");
 149
 150                         string portName = GetNameFromQn (binding.GetAttribute ("type"));
 151                         bool isInterface = type.LocalName == "interface";
 152
 153                         string vis = isInterface? "":"public ";
 154
 155                         ArrayList mets = GetMethods (portName, binding);
 156                         foreach (MethodData met in mets)
 157                         {
 158                                 if (met.IsProperty)
 159                                 {
 160                                         string prop = vis + met.ReturnType + " ";
 161                                         if (met.Signature != "") prop += "this [" + met.Signature + "]";
 162                                         else prop += met.Name;
 163
 164                                         if (isInterface)
 165                                         {
 166                                                 prop += " { ";
 167                                                 if (met.HasGet) prop += "get; ";
 168                                                 if (met.HasSet) prop += "set; ";
 169                                                 prop += "}";
 170                                                 currentFile.WriteLine (prop);
 171                                         }
 172                                         else
 173                                         {
 174                                                 currentFile.WriteLine (prop);
 175                                                 currentFile.WriteLineInd ("{");
 176                                                 if (met.HasGet) currentFile.WriteLine ("get { throw new NotImplementedException (); }");
 177                                                 if (met.HasSet) currentFile.WriteLine ("set { throw new NotImplementedException (); }");
 178                                                 currentFile.WriteLineUni ("}");
 179                                                 currentFile.WriteLine ("");
 180                                         }
 181                                 }
 182                                 else
 183                                 {
 184                                         currentFile.WriteLine (vis + met.ReturnType + " " + met.Name + " (" + met.Signature + ")" + (isInterface?";":""));
 185                                         if (!isInterface)
 186                                         {
 187                                                 currentFile.WriteLineInd ("{");
 188                                                 currentFile.WriteLine ("throw new NotImplementedException ();");
 189                                                 currentFile.WriteLineUni ("}");
 190                                                 currentFile.WriteLine ("");
 191                                         }
 192                                 }
 193                         }
 194
 195                         currentFile.WriteLineUni ("}");
 196                         currentFile.WriteLine ("");
 197                 }
 198
 199                 class MethodData
 200                 {
 201                         public string ReturnType;
 202                         public string Signature;
 203                         public string Name;
 204                         public bool HasSet;
 205                         public bool HasGet;
 206
 207                         public bool IsProperty { get { return HasGet || HasSet; } }
 208                 }
 209
 210                 ArrayList GetMethods (string portName, XmlElement binding)
 211                 {
 212                         ArrayList mets = new ArrayList ();
 213
 214                         XmlNodeList nodes = binding.SelectNodes ("wsdl:operation", nsManager);
 215                         foreach (XmlElement oper in nodes)
 216                         {
 217                                 MethodData md = new MethodData ();
 218                                 md.Name = oper.GetAttribute ("name");
 219
 220                                 GetParameters (oper, portName, md.Name, out md.Signature, out md.ReturnType);
 221
 222                                 if (md.Name.StartsWith ("set_") || md.Name.StartsWith ("get_"))
 223                                 {
 224                                         string tmp = ", " + md.Signature;
 225                                         if (tmp.IndexOf (", out ") == -1 && tmp.IndexOf (", ref ") == -1)
 226                                         {
 227                                                 bool isSet = md.Name[0]=='s';
 228                                                 md.Name = md.Name.Substring (4);
 229                                                 MethodData previousProp = null;
 230
 231                                                 foreach (MethodData fmd in mets)
 232                                                         if (fmd.Name == md.Name && fmd.IsProperty)
 233                                                                 previousProp = fmd;
 234
 235                                                 if (previousProp != null) {
 236                                                         if (isSet) previousProp.HasSet = true;
 237                                                         else { previousProp.HasGet = true; previousProp.Signature = md.Signature; }
 238                                                         continue;
 239                                                 }
 240                                                 else {
 241                                                         if (isSet) { md.HasSet = true; md.Signature = ""; }
 242                                                         else md.HasGet = true;
 243                                                 }
 244                                         }
 245                                 }
 246
 247                                 mets.Add (md);
 248                         }
 249                         return mets;
 250                 }
 251
 252                 void GetParameters (XmlElement oper, string portName, string operName, out string signature, out string returnType)
 253                 {
 254                         returnType = null;
 255
 256                         XmlElement portType = (XmlElement) doc.SelectSingleNode ("wsdl:definitions/wsdl:portType[@name='" + portName + "']", nsManager);
 257                         XmlElement portOper = (XmlElement) portType.SelectSingleNode ("wsdl:operation[@name='" + operName + "']", nsManager);
 258                         string[] parNames = portOper.GetAttribute ("parameterOrder").Split (' ');
 259
 260                         XmlElement inPortMsg = (XmlElement) portOper.SelectSingleNode ("wsdl:input", nsManager);
 261                         XmlElement inMsg = FindMessageFromPortMessage (inPortMsg);
 262
 263                         XmlElement outPortMsg = (XmlElement) portOper.SelectSingleNode ("wsdl:output", nsManager);
 264                         XmlElement outMsg = FindMessageFromPortMessage (outPortMsg);
 265
 266                         string[] parameters;
 267                         if (parNames [0] != "") parameters = new string [parNames.Length];
 268                         else parameters = new string [0];
 269
 270                         foreach (XmlElement part in inMsg.SelectNodes ("wsdl:part",nsManager))
 271                         {
 272                                 int i = Array.IndexOf (parNames, part.GetAttribute ("name"));
 273                                 string type = GetTypeQualifiedName (part, part.GetAttribute ("type"));
 274                                 parameters [i] = type + " " + parNames [i];
 275                         }
 276
 277                         foreach (XmlElement part in outMsg.SelectNodes ("wsdl:part",nsManager))
 278                         {
 279                                 string pn = part.GetAttribute ("name");
 280                                 string type = GetTypeQualifiedName (part, part.GetAttribute ("type"));
 281
 282                                 if (pn == "return")
 283                                         returnType = type;
 284                                 else {
 285                                         int i = Array.IndexOf (parNames, pn);
 286                                         if (parameters [i] != null) parameters [i] = "ref " + parameters [i];
 287                                         else parameters [i] = "out " + type + " " + pn;
 288                                 }
 289                         }
 290
 291                         signature = string.Join (", ", parameters);
 292                         if (returnType == null) returnType = "void";
 293                 }
 294
 295                 XmlElement FindMessageFromPortMessage (XmlElement portMsg)
 296                 {
 297                         string msgName = portMsg.GetAttribute ("message");
 298                         msgName = GetNameFromQn (msgName);
 299                         return (XmlElement) doc.SelectSingleNode ("wsdl:definitions/wsdl:message[@name='" + msgName + "']", nsManager);
 300                 }
 301
 302                 void GenerateSchemaCode (XmlElement schema)
 303                 {
 304                         string ns = schema.GetAttribute ("targetNamespace");
 305                         string clrNs = DecodeNamespace (ns);
 306                         currentFile.SetCurrentNamespace (clrNs);
 307
 308                         foreach (XmlNode node in schema)
 309                         {
 310                                 XmlElement elem = node as XmlElement;
 311                                 if (elem == null) continue;
 312
 313                                 if (elem.LocalName == "complexType")
 314                                         GenerateClassCode (ns, elem);
 315                                 else if (elem.LocalName == "simpleType")
 316                                         GenerateEnumCode (ns, elem);
 317                         }
 318                 }
 319
 320                 void GenerateClassCode (string ns, XmlElement elem)
 321                 {
 322                         if (elem.SelectSingleNode ("s:complexContent/s:restriction", nsManager) != null) return;
 323                         string clrNs = DecodeNamespace (ns);
 324                         string typeName = GetTypeName (elem.GetAttribute ("name"), ns);
 325
 326                         XmlElement sudsType = (XmlElement) sudsTypes [clrNs + "." + typeName];
 327
 328                         string typetype = "class";
 329                         if (sudsType != null) typetype = sudsType.LocalName;
 330
 331                         currentFile.WriteLine ("[Serializable, SoapType (XmlNamespace = @\"" + ns + "\", XmlTypeNamespace = @\"" + ns + "\")]");
 332
 333                         string cls = "public " + typetype + " " + typeName;
 334                         string baseType = elem.GetAttribute ("base");
 335                         if (baseType != "") cls += ": " + GetTypeQualifiedName (elem, baseType);
 336
 337                         bool isSerializable = (sudsType.GetAttribute ("rootType") == "ISerializable");
 338
 339                         if (isSerializable)
 340                         {
 341                                 if (cls.IndexOf (':') == -1) cls += ": ";
 342                                 else cls += ", ";
 343                                 cls += "System.Runtime.Serialization.ISerializable";
 344                         }
 345
 346                         currentFile.WriteLine (cls);
 347                         currentFile.WriteLineInd ("{");
 348
 349                         XmlNodeList elems = elem.GetElementsByTagName ("element", MetaData.SchemaNamespace);
 350                         foreach (XmlElement elemField in elems)
 351                                 WriteField (elemField);
 352
 353                         elems = elem.GetElementsByTagName ("attribute", MetaData.SchemaNamespace);
 354                         foreach (XmlElement elemField in elems)
 355                                 WriteField (elemField);
 356
 357                         if (isSerializable)
 358                         {
 359                                 currentFile.WriteLine ("");
 360                                 currentFile.WriteLine ("public " + typeName + " ()");
 361                                 currentFile.WriteLineInd ("{");
 362                                 currentFile.WriteLineUni ("}");
 363                                 currentFile.WriteLine ("");
 364
 365                                 currentFile.WriteLine ("public " + typeName + " (System.Runtime.Serialization.SerializationInfo info, System.Runtime.Serialization.StreamingContext context)");
 366                                 currentFile.WriteLineInd ("{");
 367                                 currentFile.WriteLine ("throw new NotImplementedException ();");
 368                                 currentFile.WriteLineUni ("}");
 369                                 currentFile.WriteLine ("");
 370
 371                                 currentFile.WriteLine ("public void GetObjectData (System.Runtime.Serialization.SerializationInfo info, System.Runtime.Serialization.StreamingContext context)");
 372                                 currentFile.WriteLineInd ("{");
 373                                 currentFile.WriteLine ("throw new NotImplementedException ();");
 374                                 currentFile.WriteLineUni ("}");
 375                         }
 376
 377                         currentFile.WriteLineUni ("}");
 378                         currentFile.WriteLine ("");
 379                 }
 380
 381                 void WriteField (XmlElement elemField)
 382                 {
 383                         bool isAttr = elemField.LocalName == "attribute";
 384
 385                         string type = elemField.GetAttribute ("type");
 386
 387                         if (isAttr)
 388                                 currentFile.WriteLine ("[SoapField (UseAttribute = true)]");
 389                         else if (!IsPrimitive (elemField, type))
 390                                 currentFile.WriteLine ("[SoapField (Embedded = true)]");
 391                         currentFile.WriteLine ("public " + GetTypeQualifiedName (elemField, type) + " " + elemField.GetAttribute ("name") + ";");
 392                 }
 393
 394                 void GenerateEnumCode (string ns, XmlElement elem)
 395                 {
 396                         currentFile.WriteLine ("public enum " + GetTypeName (elem.GetAttribute ("name"), ns));
 397                         currentFile.WriteLineInd ("{");
 398
 399                         XmlNodeList nodes = elem.SelectNodes ("s:restriction/s:enumeration/@value", nsManager);
 400                         foreach (XmlNode node in nodes)
 401                                 currentFile.WriteLine (node.Value + ",");
 402
 403                         currentFile.WriteLineUni ("}");
 404                         currentFile.WriteLine ("");
 405                 }
 406
 407                 bool IsPrimitive (XmlNode node, string qname)
 408                 {
 409                         string name = GetTypeQualifiedName (node, qname);
 410                         return name.IndexOf ('.') == -1;
 411                 }
 412
 413                 string GetTypeName (string localName, string ns)
 414                 {
 415                         return localName;
 416                 }
 417
 418                 void GetTypeQualifiedName (XmlNode node, string qualifiedName, out string name, out string ns)
 419                 {
 420                         int i = qualifiedName.IndexOf (':');
 421                         if (i == -1)
 422                         {
 423                                 name = qualifiedName;
 424                                 ns = "";
 425                                 return;
 426                         }
 427
 428                         string prefix = qualifiedName.Substring (0,i);
 429                         name = qualifiedName.Substring (i+1);
 430                         ns = node.GetNamespaceOfPrefix (prefix);
 431
 432                         string arrayType = GetArrayType (node, name, ns);
 433                         if (arrayType != null) {
 434                                 name = arrayType;
 435                                 ns = "";
 436                         }
 437                         else if (ns != MetaData.SchemaNamespace) {
 438                                 ns = DecodeNamespace (ns);
 439                         }
 440                         else {
 441                                 ns = "";
 442                                 name = GetClrFromXsd (name);
 443                         }
 444                 }
 445
 446                 string GetClrFromXsd (string type)
 447                 {
 448                         switch (type)
 449                         {
 450                                 case "boolean": return "bool";
 451                                 case "unsignedByte": return "byte";
 452                                 case "char": return "char";
 453                                 case "dateTime": return "DateTime";
 454                                 case "decimal": return "decimal";
 455                                 case "double": return "double";
 456                                 case "short": return "short";
 457                                 case "int": return "int";
 458                                 case "long": return "long";
 459                                 case "byte": return "sbyte";
 460                                 case "float": return "float";
 461                                 case "unsignedShort": return "ushort";
 462                                 case "unsignedInt": return "uint";
 463                                 case "unsignedLong": return "ulong";
 464                                 case "string": return "string";
 465                                 case "duration": return "TimeSpan";
 466                                 case "anyType": return "object";
 467                         }
 468                         throw new InvalidOperationException ("Unknown schema type: " + type);
 469                 }
 470
 471                 string GetTypeQualifiedName (XmlNode node, string qualifiedName)
 472                 {
 473                         string name, ns;
 474                         GetTypeQualifiedName (node, qualifiedName, out name, out ns);
 475                         if (ns != "") return ns + "." + name;
 476                         else return name;
 477                 }
 478
 479                 string GetTypeNamespace (XmlNode node, string qualifiedName)
 480                 {
 481                         string name, ns;
 482                         GetTypeQualifiedName (node, qualifiedName, out name, out ns);
 483                         return ns;
 484                 }
 485
 486                 string GetArrayType (XmlNode node, string name, string ns)
 487                 {
 488                         XmlNode anod = doc.SelectSingleNode ("wsdl:definitions/wsdl:types/s:schema[@targetNamespace='" + ns + "']/s:complexType[@name='" + name + "']/s:complexContent/s:restriction/s:attribute/@wsdl:arrayType", nsManager);
 489                         if (anod == null) return null;
 490
 491                         string atype = anod.Value;
 492                         int i = atype.IndexOf ('[');
 493                         string itemType = GetTypeQualifiedName (node, atype.Substring (0,i));
 494
 495                         return itemType + atype.Substring (i);
 496                 }
 497
 498                 XmlElement GetBinding (string name)
 499                 {
 500                         int i = name.IndexOf (':');
 501                         name = name.Substring (i+1);
 502                         return doc.SelectSingleNode ("wsdl:definitions/wsdl:binding[@name='" + name + "']", nsManager) as XmlElement;
 503                 }
 504
 505                 string DecodeNamespace (string xmlNamespace)
 506                 {
 507                         string tns, tasm;
 508
 509                         if (!SoapServices.DecodeXmlNamespaceForClrTypeNamespace (xmlNamespace, out tns, out tasm))
 510                                 tns = xmlNamespace;
 511
 512                         return tns;
 513                 }
 514
 515                 string GetLiteral (object ob)
 516                 {
 517                         if (ob == null) return "null";
 518                         if (ob is string) return "\"" + ob.ToString().Replace("\"","\"\"") + "\"";
 519                         if (ob is bool) return ((bool)ob) ? "true" : "false";
 520                         if (ob is XmlQualifiedName) {
 521                                 XmlQualifiedName qn = (XmlQualifiedName)ob;
 522                                 return "new XmlQualifiedName (" + GetLiteral(qn.Name) + "," + GetLiteral(qn.Namespace) + ")";
 523                         }
 524                         else return ob.ToString ();
 525                 }
 526
 527                 string Params (params string[] pars)
 528                 {
 529                         string res = "";
 530                         foreach (string p in pars)
 531                         {
 532                                 if (res != "") res += ", ";
 533                                 res += p;
 534                         }
 535                         return res;
 536                 }
 537
 538                 string GetNameFromQn (string qn)
 539                 {
 540                         int i = qn.IndexOf (':');
 541                         if (i == -1) return qn;
 542                         else return qn.Substring (i+1);
 543                 }
 544         }
 545
 546         class CodeFile
 547         {
 548                 public string FileName;
 549                 public string Directory;
 550                 public string FilePath;
 551                 Hashtable namespaces = new Hashtable ();
 552                 public StringWriter writer;
 553                 int indent;
 554
 555                 public CodeFile (string directory)
 556                 {
 557                         Directory = directory;
 558                 }
 559
 560                 public void SetCurrentNamespace (string ns)
 561                 {
 562                         writer = namespaces [ns] as StringWriter;
 563                         if (writer == null)
 564                         {
 565                                 indent = 0;
 566                                 writer = new StringWriter ();
 567                                 namespaces [ns] = writer;
 568                                 WriteLine ("namespace " + ns);
 569                                 WriteLineInd ("{");
 570                         }
 571
 572                         indent = 1;
 573
 574                         if (FileName == null)
 575                                 FileName = ns + ".cs";
 576                 }
 577
 578                 public void WriteLineInd (string code)
 579                 {
 580                         WriteLine (code);
 581                         indent++;
 582                 }
 583
 584                 public void WriteLineUni (string code)
 585                 {
 586                         if (indent > 0) indent--;
 587                         WriteLine (code);
 588                 }
 589
 590                 public void WriteLine (string code)
 591                 {
 592                         if (code != "") writer.Write (new String ('\t',indent));
 593                         writer.WriteLine (code);
 594                 }
 595
 596                 public void Write ()
 597                 {
 598                         if (FileName == null) return;
 599
 600                         FilePath = Path.Combine (Directory, FileName);
 601                         StreamWriter sw = new StreamWriter (FilePath);
 602
 603                         sw.WriteLine ("using System;");
 604                         sw.WriteLine ("using System.Runtime.Remoting.Metadata;");
 605                         sw.WriteLine ();
 606
 607                         foreach (StringWriter nsWriter in namespaces.Values)
 608                         {
 609                                 sw.Write (nsWriter.ToString ());
 610                                 sw.WriteLine ("}");
 611                                 sw.WriteLine ();
 612                         }
 613
 614                         sw.Close ();
 615                 }
 616         }
 617
 618
 619 }
 620