System.Xml.Serialization.XmlSerializationReaderCodeGen.WriteDerivedTypes C# (CSharp) Method

        private void WriteDerivedTypes(StructMapping mapping, bool isTypedReturn, string returnTypeName)
        {
            for (StructMapping derived = mapping.DerivedMappings; derived != null; derived = derived.NextDerivedMapping)
            {
                Writer.Write("else if (");
                WriteQNameEqual("xsiType", derived.TypeName, derived.Namespace);
                Writer.WriteLine(")");
                Writer.Indent++;

                string methodName = ReferenceMapping(derived);
#if DEBUG
                    // use exception in the place of Debug.Assert to avoid throwing asserts from a server process such as aspnet_ewp.exe
                    if (methodName == null) throw new InvalidOperationException(SR.Format(SR.XmlInternalErrorMethod, derived.TypeDesc.Name));
#endif

                Writer.Write("return ");
                if (derived.TypeDesc.UseReflection && isTypedReturn)
                    Writer.Write("(" + returnTypeName + ")");
                Writer.Write(methodName);
                Writer.Write("(");
                if (derived.TypeDesc.IsNullable)
                    Writer.Write("isNullable, ");
                Writer.WriteLine("false);");

                Writer.Indent--;

                WriteDerivedTypes(derived, isTypedReturn, returnTypeName);
            }
        }