MonitorPointFilter.h

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#ifndef CARMA_DBMS_MONITORPOINTFILTER_H
#define CARMA_DBMS_MONITORPOINTFILTER_H

#include <string>
#include "carma/dbms/filter/MultiComponentFilter.h"
#include "carma/dbms/MonitorSystemAndDBMSRelationships.h"
#include "carma/dbms/Table.h"

namespace carma {
namespace dbms {

    class DBConnection;

class MonitorPointFilter : public MultiComponentFilter {

public:

    MonitorPointFilter
        (const uint& tagID, const carma::dbms::MonitorAverageType& averageType,
         const carma::dbms::Filter * const filter, 
         const carma::dbms::DBConnection * const dbc = NULL);

    MonitorPointFilter
        (const int& tagID, const carma::dbms::MonitorAverageType& averageType,
         const carma::dbms::Filter * const filter, 
         const carma::dbms::MonitorPointDataType& dataType);

    ~MonitorPointFilter();

    carma::dbms::MonitorAverageType getAverageType() const;

    virtual std::string name() const;

    carma::dbms::MonitorPointDataType getDataType() const;

    uint getTagID() const;

protected:
    uint tagID_;
    const carma::dbms::DBConnection *dbc_;
    // disallow default constructor
    MonitorPointFilter();
    carma::dbms::MonitorAverageType averageType_;
    static std::map<int,carma::dbms::MonitorPointDataType> tagIDToDataType_;
    carma::dbms::MonitorPointDataType dataType_;
    bool dataTypeHasBeenDetermined_;

    void validateFilter_();

    void initializeTagIDToDataTypeIfNecessary_() const;

    void makeTagID2DataTypeMap_(const carma::dbms::Table& table) const;

    carma::dbms::MonitorPointDataType determineDataType_();

    void init_();

private:
    MonitorPointFilter(MonitorPointFilter& rhs);
};
}}
#endif // CARMA_DBMS_MONITORPOINTFILTER_H