Initial commit

2020-05-01 11:27:56 +02:00
commit 2c6c03869c
38 changed files with 1576 additions and 0 deletions
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+#ifndef DATAINTERFACE_DATACONDENSER_H
+#define DATAINTERFACE_DATACONDENSER_H
+
+#include "DataType.h"
+#include "RRA.h"
+#include <MySQLClient.h>
+#include <string>
+#include <vector>
+
+
+namespace DataStorageInterface {
+namespace DataInterface {
+
+class DataCondenser
+{
+public:
+	DataCondenser(MySQL::MySQLClient* pMySQLClient);
+
+	void CondenseData();
+
+private:
+	int GetPeriodStamp(int timestamp, const RRA::type& rra);
+	std::vector<int> GetDeviceIDs();
+	int GetNewestPeriodStamp(const std::string& sourceTable, int deviceId, int dataId);
+	MySQL::MySQLResultSet GetRawData(const std::string& sourceTable, int deviceId, int dataId, int newestPeriodStamp);
+	MySQL::MySQLResultSet GetReducedData(const std::string& sourceTable, int deviceId, int dataId, int newestPeriodStamp);
+
+	int GetMaximumMySQLPacketSize();
+
+	DataType::type GetDataType(int deviceId, int dataId);
+	std::string GetSourceTable(const RRA::type& rra);
+	std::string GetDestinationTable(const RRA::type& rra);
+	int StringStreamSize(std::stringstream& ss);
+
+	void InitializeInsertQuery(std::stringstream& query, const std::string& table);
+	void ExecuteInsertQuery(std::stringstream& query);
+
+	void WriteReducedFloatData(int deviceId, int dataId, const RRA::type& rra);
+	void WriteReducedStringData(int deviceId, int dataId, const RRA::type& rra);
+	void WriteReducedData(int deviceId, int dataId, const RRA::type& rra);
+
+	void CleanData();
+	void CleanData(const RRA::type& rra);
+
+private:
+	MySQL::MySQLClient* m_pMySQLClient;
+};
+
+} // namespace DataInterface
+} // namespace DataStorageInterface
+
+#endif // DATAINTERFACE_DATACONDENSER_H