diff --git a/tools/generator/CodeGenerator.cs b/tools/generator/CodeGenerator.cs
index 2a9760a29..8fb650f5f 100644
--- a/tools/generator/CodeGenerator.cs
+++ b/tools/generator/CodeGenerator.cs
@@ -308,8 +308,12 @@ static void Run (CodeGeneratorOptions options, DirectoryAssemblyResolver resolve
 			opt.Gens = gens;
 
 			// disable interface default methods here, especially before validation.
-			foreach (var gen in gens)
+			gens = gens.Where (g => !g.IsObfuscated && g.Visibility != "private").ToList ();
+			foreach (var gen in gens) {
 				gen.StripNonBindables ();
+				if (gen.IsGeneratable)
+					AddTypeToTable (gen);
+			}
 
 			Validate (gens, opt);
 
@@ -355,6 +359,13 @@ static void Run (CodeGeneratorOptions options, DirectoryAssemblyResolver resolve
 			gen_info.GenerateLibraryProjectFile (options, enumFiles);
 		}
 
+		static void AddTypeToTable (GenBase gb)
+		{
+			SymbolTable.AddType (gb);
+			foreach (var nt in gb.NestedTypes)
+				AddTypeToTable (nt);
+		}
+
 		static IEnumerable<GenBase> FlattenNestedTypes (IEnumerable<GenBase> gens)
 		{
 			foreach (var g in gens) {
diff --git a/tools/generator/GenBase.cs b/tools/generator/GenBase.cs
index 4d79c6cc4..fd1ed265a 100644
--- a/tools/generator/GenBase.cs
+++ b/tools/generator/GenBase.cs
@@ -53,6 +53,10 @@ public bool IsDeprecated {
 			get { return support.IsDeprecated; }
 		}
 		
+		public bool IsObfuscated {
+			get { return support.IsObfuscated; }
+		}
+
 		public string DeprecatedComment {
 			get { return support.DeprecatedComment; }
 		}
@@ -718,6 +722,9 @@ public void StripNonBindables ()
 			// have to "implement" those methods because they are declared and you have to implement
 			// any declared methods in C#. That is going to be problematic a lot.
 			methods = methods.Where (m => !m.IsInterfaceDefaultMethod).ToList ();
+			nested_types = nested_types.Where (n => !n.IsObfuscated && n.Visibility != "private").ToList ();
+			foreach (var n in nested_types)
+				n.StripNonBindables ();
 		}
 
 		public void FillProperties ()
diff --git a/tools/generator/GenBaseSupport.cs b/tools/generator/GenBaseSupport.cs
index 5bdd375c0..ca57958a1 100644
--- a/tools/generator/GenBaseSupport.cs
+++ b/tools/generator/GenBaseSupport.cs
@@ -18,6 +18,7 @@ public abstract class GenBaseSupport
 		public abstract string DeprecatedComment { get; }
 		public abstract bool IsGeneratable { get; }
 		public abstract bool IsGeneric { get; }
+		public abstract bool IsObfuscated { get; }
 		public abstract string FullName { get; set; }
 		public abstract string Name { get; set; }
 		public abstract string Namespace { get; }
@@ -92,6 +93,10 @@ public override bool IsAcw {
 		public override bool IsDeprecated {
 			get { return deprecated; }
 		}
+
+		public override bool IsObfuscated {
+			get { return false; } // obfuscated types have no chance to be already bound in managed types.
+		}
 		
 		public override string DeprecatedComment {
 			get { return deprecatedComment; }
@@ -198,8 +203,8 @@ public XmlGenBaseSupport (XmlElement pkg, XmlElement elem)
 				name = TypeNamePrefix + raw_name;
 				full_name = String.Format ("{0}.{1}{2}", ns, idx > 0 ? StringRocks.TypeToPascalCase (java_name.Substring (0, idx + 1)) : String.Empty, name);
 			}
-			//marshaler = elem.XGetAttribute ("marshaler");
-			//if (!string.IsNullOrEmpty (marshaler)) throw new Exception ();
+
+			obfuscated = IsObfuscatedName (java_name) && elem.XGetAttribute ("obfuscated") != "false";
 		}
 
 		public override bool IsAcw {
@@ -219,6 +224,11 @@ public override string DeprecatedComment {
 		public override bool IsGeneratable {
 			get { return true; }
 		}
+
+		bool obfuscated;
+		public override bool IsObfuscated {
+			get { return obfuscated; }
+		}
 		
 		string java_name;
 		public override string JavaSimpleName {
@@ -291,6 +301,17 @@ public override bool ValidateNamespace ()
 			}
 			return true;
 		}
+
+		bool IsObfuscatedName (String name)
+		{
+			if (name.StartsWith ("R.", StringComparison.Ordinal))
+				return false;
+			int idx = name.LastIndexOf ('.');
+			string last = idx < 0 ? name : name.Substring (idx + 1);
+			if (last.Any (c => (c < 'a' || 'z' < c) && (c < '0' || '9' < c)))
+					return false;
+			return true;
+		}
 	}
 	
 	public class InterfaceXmlGenBaseSupport : XmlGenBaseSupport
diff --git a/tools/generator/Parser.cs b/tools/generator/Parser.cs
index faeacaa89..40b3c3b6b 100644
--- a/tools/generator/Parser.cs
+++ b/tools/generator/Parser.cs
@@ -129,7 +129,6 @@ List<GenBase> ParsePackage (XmlElement ns, Predicate<XmlElement> p)
 					nested [name] = gen;
 				else
 					result.Add (gen);
-				SymbolTable.AddType (gen);
 			}
 
 			foreach (string name in nested.Keys) {