Make stub for NT4Publisher

akit/src/main/native/include/akit/LogDataReceiver.h

@@ -0,0 +1,23 @@
+// Copyright (c) 2021-2026 Littleton Robotics
+// http://github.com/Mechanical-Advantage
+//
+// Use of this source code is governed by a BSD
+// license that can be found in the LICENSE file
+// at the root directory of this project.
+
+#pragma once
+#include <string_view>
+#include "akit/LogTable.h"
+
+namespace akit {
+
+class LogDataReceiver {
+public:
+	static constexpr std::string_view TIMESTAMP_KEY = "/Timestamp";
+
+	virtual void start() = 0;
+	virtual void end() = 0;
+	virtual void putTable(LogTable table) = 0;
+};
+
+}

akit/src/main/native/include/akit/networktables/NT4Publisher.h

@@ -0,0 +1,53 @@
+// Copyright (c) 2021-2026 Littleton Robotics
+// http://github.com/Mechanical-Advantage
+//
+// Use of this source code is governed by a BSD
+// license that can be found in the LICENSE file
+// at the root directory of this project.
+
+#pragma once
+#include <networktables/NetworkTable.h>
+#include <networktables/NetworkTableInstance.h>
+#include <networktables/IntegerTopic.h>
+#include "akit/LogDataReceiver.h"
+
+namespace akit {
+
+namespace nt {
+
+class NT4Publisher: LogDataReceiver {
+public:
+	NT4Publisher() : akitTable {
+			::nt::NetworkTableInstance::GetDefault().GetTable("/AdvantageKit") }, timestampPublisher {
+			akitTable->GetIntegerTopic(TIMESTAMP_KEY.substr(1)).Publish( {
+					.sendAll = true }) } {
+	}
+
+	void putTable(LogTable table) override {
+		timestampPublisher.Set(table.getTimestamp(), table.getTimestamp());
+
+		std::unordered_map < std::string, LogTable::LogValue > newMap =
+				table.getAll(false);
+		std::unordered_map < std::string, LogTable::LogValue > oldMap =
+				lastTable.getAll(false);
+
+		for (const auto &field : newMap) {
+			if (field.second == oldMap.at(field.first))
+				continue;
+
+			std::string key = field.first.substr(1);
+			std::string unit = field.second.unitStr;
+		}
+	}
+
+private:
+	std::shared_ptr<::nt::NetworkTable> akitTable;
+	LogTable lastTable { 0 };
+	::nt::IntegerPublisher timestampPublisher;
+	std::unordered_map<std::string, ::nt::GenericPublisher> publishers;
+	std::unordered_map<std::string, std::string> units;
+};
+
+}
+
+}