a bug fix, reorganization and 0.5.1

src/serializer/serializer_stdstring.hpp

@@ -0,0 +1,62 @@
+/*
+ * LMDB Abstraction Layer.
+ * Copyright (C) 2023  Yury Gubich <blue@macaw.me>
+ *
+ * This program 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.
+ *
+ * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LMDBAL_SERIALIZER_STDSTRING_HPP
+#define LMDBAL_SERIALIZER_STDSTRING_HPP
+
+#include <string>
+
+namespace LMDBAL {
+
+template<>
+class Serializer<std::string> {
+public:
+    Serializer():value() {};
+    Serializer(const std::string& p_value):value(p_value) {};
+    ~Serializer() {};
+
+    std::string deserialize(const MDB_val& data) {
+        deserialize(data, value);
+        return value;
+    };
+    void deserialize(const MDB_val& data, std::string& result) {
+        result.assign((char*)data.mv_data, data.mv_size);
+    }
+    MDB_val setData(const std::string& data) {
+        value = data;
+        return getData();
+    };
+    MDB_val getData() {
+        MDB_val result;
+        result.mv_data = (char*)value.c_str();
+        result.mv_size = value.size();
+        return result;
+    };
+    void clear() {};    //not possible;
+
+private:
+    std::string value;
+};
+
+}
+
+#endif //LMDBAL_SERIALIZER_STDSTRING_HPP
+
+
+
+