diff --git a/src/object-db.h b/src/object-db.h
index 9e824de..9ecd753 100644
--- a/src/object-db.h
+++ b/src/object-db.h
@@ -43,6 +43,9 @@
 
   // sqlite3_int64
   // getNumberOfSegments (const Ccnx::Name &deviceName);
+
+  static bool
+  DoesExist (const boost::filesystem::path &folder, const Ccnx::Name &deviceName, const std::string &hash);
   
 private:
   sqlite3 *m_db;