Rename ndncatchunks to ndnget
Change-Id: I260e552746e900a73c2ce773bd91d9b6fa384734
diff --git a/tools/get/statistics-collector.cpp b/tools/get/statistics-collector.cpp
new file mode 100644
index 0000000..214402f
--- /dev/null
+++ b/tools/get/statistics-collector.cpp
@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2016-2025, Regents of the University of California,
+ * Colorado State University,
+ * University Pierre & Marie Curie, Sorbonne University.
+ *
+ * This file is part of ndn-tools (Named Data Networking Essential Tools).
+ * See AUTHORS.md for complete list of ndn-tools authors and contributors.
+ *
+ * ndn-tools 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.
+ *
+ * ndn-tools 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
+ * ndn-tools, e.g., in COPYING.md file. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * See AUTHORS.md for complete list of ndn-cxx authors and contributors.
+ *
+ * @author Weiwei Liu
+ */
+
+#include "statistics-collector.hpp"
+
+namespace ndn::get {
+
+StatisticsCollector::StatisticsCollector(PipelineInterestsAdaptive& pipeline,
+ std::ostream& osCwnd, std::ostream& osRtt)
+ : m_osCwnd(osCwnd)
+ , m_osRtt(osRtt)
+{
+ m_osCwnd << "time\tcwndsize\n";
+ m_osRtt << "segment\trtt\trttvar\tsrtt\trto\n";
+
+ pipeline.afterCwndChange.connect([this] (time::nanoseconds timeElapsed, double cwnd) {
+ m_osCwnd << timeElapsed.count() / 1e9 << '\t' << cwnd << '\n';
+ });
+
+ pipeline.afterRttMeasurement.connect([this] (const auto& sample) {
+ m_osRtt << sample.segNum << '\t'
+ << sample.rtt.count() / 1e6 << '\t'
+ << sample.rttVar.count() / 1e6 << '\t'
+ << sample.sRtt.count() / 1e6 << '\t'
+ << sample.rto.count() / 1e6 << '\n';
+ });
+}
+
+} // namespace ndn::get