DER encoding: Make the Any stub a class with stub constructors.
diff --git a/ndn-cpp/encoding/der/visitor/visitor.hpp b/ndn-cpp/encoding/der/visitor/visitor.hpp
index a251701..6d04703 100644
--- a/ndn-cpp/encoding/der/visitor/visitor.hpp
+++ b/ndn-cpp/encoding/der/visitor/visitor.hpp
@@ -13,9 +13,14 @@
namespace der {
-// TODO: We want to implement an any type, but avoid boost::any which is not in the C++ standard library.
-typedef void *Any;
-
+// TODO: This is a stub. We want to implement an any type, but avoid boost::any which is not in the C++ standard library.
+class Any {
+public:
+ Any() {}
+
+ template<class T> Any(const T& value) {}
+};
+
class DerBool;
class DerInteger;
class DerPrintableString;