src: Small source reorganization

Change-Id: I442f3ad0392ef4220e6435fc48e6d69acbd02076
diff --git a/src/handles/read-handle.hpp b/src/handles/read-handle.hpp
new file mode 100644
index 0000000..93468c0
--- /dev/null
+++ b/src/handles/read-handle.hpp
@@ -0,0 +1,52 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2014,  Regents of the University of California.
+ *
+ * This file is part of NDN repo-ng (Next generation of NDN repository).
+ * See AUTHORS.md for complete list of repo-ng authors and contributors.
+ *
+ * repo-ng 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.
+ *
+ * repo-ng 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
+ * repo-ng, e.g., in COPYING.md file.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef REPO_HANDLES_READ_HANDLE_HPP
+#define REPO_HANDLES_READ_HANDLE_HPP
+
+#include "base-handle.hpp"
+
+namespace repo {
+
+class ReadHandle : public BaseHandle
+{
+
+public:
+  ReadHandle(Face& face, StorageHandle& storageHandle, KeyChain& keyChain, Scheduler& scheduler)
+    : BaseHandle(face, storageHandle, keyChain, scheduler)
+  {
+  }
+
+  virtual void
+  listen(const Name& prefix);
+
+private:
+  /**
+   * @brief Read data from backend storage
+   */
+  void
+  onInterest(const Name& prefix, const Interest& interest);
+
+  void
+  onRegisterFailed(const Name& prefix, const std::string& reason);
+};
+
+} // namespace repo
+
+#endif // REPO_HANDLES_READ_HANDLE_HPP