KDataDriver.h

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/*
 * KDataDriver.h
 *
 *  Created on: 2012-9-8
 *      Author: fasiondog
 */

#ifndef KDATADRIVER_H_
#define KDATADRIVER_H_

#include "../utilities/Parameter.h"
#include "../KQuery.h"
#include "../TimeLineRecord.h"
#include "../TransRecord.h"

namespace hku {

class HKU_API KDataDriver {
    PARAMETER_SUPPORT

public:
    KDataDriver();
    KDataDriver(const string& name);
    virtual ~KDataDriver() { }

    const string& name() const;

    bool init(const Parameter&);

    virtual bool _init() {
        return true;
    }


    virtual void loadKData(const string& market, const string& code,
            KQuery::KType kType, size_t start_ix, size_t end_ix,
            KRecordListPtr out_buffer) ;

    virtual size_t getCount(const string& market, const string& code,
            KQuery::KType kType);

    virtual bool getIndexRangeByDate(const string& market, const string& code,
            const KQuery& query, size_t& out_start, size_t& out_end);

    virtual KRecord getKRecord(const string& market, const string& code,
              size_t pos, KQuery::KType kType);

    virtual TimeLineList getTimeLineList(const string& market, const string& code,
            const KQuery& query);

    virtual TransList getTransList(const string& market, const string& code,
            const KQuery& query);

private:
    bool checkType();

private:
    string m_name;
};


typedef shared_ptr<KDataDriver> KDataDriverPtr;


HKU_API std::ostream & operator<<(std::ostream&, const KDataDriver&);
HKU_API std::ostream & operator<<(std::ostream&, const KDataDriverPtr&);

inline const string& KDataDriver::name() const {
    return m_name;
}

} /* namespace */

#endif /* KDATADRIVER_H_ */