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

        private void WriteNullableMethod(NullableMapping nullableMapping)
        {
            string methodName = (string)MethodNames[nullableMapping];
            bool useReflection = nullableMapping.BaseMapping.TypeDesc.UseReflection;
            string typeName = useReflection ? "object" : nullableMapping.TypeDesc.CSharpName;
            Writer.WriteLine();

            Writer.Write(typeName);
            Writer.Write(" ");
            Writer.Write(methodName);
            Writer.WriteLine("(bool checkType) {");
            Writer.Indent++;

            Writer.Write(typeName);
            Writer.Write(" o = ");

            if (useReflection)
            {
                Writer.Write("null");
            }
            else
            {
                Writer.Write("default(");
                Writer.Write(typeName);
                Writer.Write(")");
            }
            Writer.WriteLine(";");

            Writer.WriteLine("if (ReadNull())");
            Writer.Indent++;

            Writer.WriteLine("return o;");
            Writer.Indent--;

            ElementAccessor element = new ElementAccessor();
            element.Mapping = nullableMapping.BaseMapping;
            element.Any = false;
            element.IsNullable = nullableMapping.BaseMapping.TypeDesc.IsNullable;

            WriteElement("o", null, null, element, null, null, false, false, -1, -1);
            Writer.WriteLine("return o;");

            Writer.Indent--;
            Writer.WriteLine("}");
        }