wait to be verified
diff --git a/src/db/rr-mgr.hpp b/src/db/rr-mgr.hpp
new file mode 100644
index 0000000..e940d10
--- /dev/null
+++ b/src/db/rr-mgr.hpp
@@ -0,0 +1,94 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2014, Regents of the University of California.
+ *
+ * This file is part of NDNS (Named Data Networking Domain Name Service).
+ * See AUTHORS.md for complete list of NDNS authors and contributors.
+ *
+ * NDNS is free software: you can redistribute it and/or modify it under the terms
+ * of the GNU General Public License as published by the Free Software Foundation,
+ * either version 3 of the License, or (at your option) any later version.
+ *
+ * NDNS is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+ * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ * PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * NDNS, e.g., in COPYING.md file.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef RR_MGR_HPP
+#define RR_MGR_HPP
+
+#include "db-mgr.hpp"
+#include "query.hpp"
+#include "response.hpp"
+#include "zone.hpp"
+
+
+namespace ndn {
+namespace ndns{
+class RRMgr : public DBMgr {
+public:
+  RRMgr( Zone& zone, Query& query, Response& response);
+  virtual ~RRMgr();
+
+public:
+  int lookup();
+
+  int callback_getRr(int argc, char **argv, char **azColName);
+
+  static int
+  static_callback_getRr(void *param, int argc, char **argv, char **azColName)
+  {
+    RRMgr *mgr = reinterpret_cast<RRMgr*>(param);
+    return mgr->callback_getRr(argc, argv, azColName);
+   }
+
+  int count();
+  int callback_countRr(int argc, char **argv, char **azColName);
+
+  static int
+  static_callback_countRr(void *param, int argc, char **argv, char **azColName)
+  {
+    RRMgr *mgr = reinterpret_cast<RRMgr*>(param);
+    return mgr->callback_countRr(argc, argv, azColName);
+   }
+
+  const Query& getQuery() const {
+    return m_query;
+  }
+
+  void setQuery(const Query& query) {
+    m_query = query;
+  }
+
+  const Response& getResponse() const {
+    return m_response;
+  }
+
+  void setResponse(const Response& response) {
+    m_response = response;
+  }
+
+  const Zone& getZone() const {
+    return m_zone;
+  }
+
+  void setZone(const Zone& zone) {
+    m_zone = zone;
+  }
+
+private:
+  unsigned int m_count;
+  Zone& m_zone;
+  Query& m_query;
+  Response& m_response;
+};
+
+
+
+} //namespace ndns
+} /* namespace ndn */
+
+#endif /* RR_MGR_HPP_ */