Implement hyperparameters with json file

src/Platform/HyperParameters.h

@@ -0,0 +1,22 @@
+#ifndef HYPERPARAMETERS_H
+#define HYPERPARAMETERS_H
+#include <string>
+#include <map>
+#include <vector>
+#include <nlohmann/json.hpp>
+
+namespace platform {
+    using json = nlohmann::json;
+    class HyperParameters {
+    public:
+        HyperParameters() = default;
+        explicit HyperParameters(const std::vector<std::string>& datasets, const json& hyperparameters_);
+        explicit HyperParameters(const std::vector<std::string>& datasets, const std::string& hyperparameters_file);
+        ~HyperParameters() = default;
+        bool notEmpty(const std::string& key) const { return hyperparameters.at(key) != json(); }
+        json get(const std::string& key);
+    private:
+        std::map<std::string, json> hyperparameters;
+    };
+} /* namespace platform */
+#endif /* HYPERPARAMETERS_H */