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// Author: Eray Ozkural (exa) <erayo@cs.bilkent.edu.tr>, (c) 2002
//
// Copyright: GNU LGPL: http://www.gnu.org/licenses/lgpl.html
#ifndef KDbt_Interface
#define KDbt_Interface
#include <db_cxx.h>
#include <tqdatastream.h>
#include <tqbuffer.h>
#include "kbuffer.h"
/**A generic wrapper for "database thang" class that abstracts binary streaming operations.
*@author Eray Ozkural (exa)
*/
template <typename T>
class KDbt : public Dbt {
public:
/* assume streaming operators on TQDataStream
TQDataStream & operator>> ( TQDataStream& >>, T &);
TQDataStream & operator<< ( TQDataStream& >>, T &);
*/
KDbt() {
}
/** construct a Dbt from obj */
KDbt(const T& obj) {
set(obj);
}
// operator Dbt() {
// return Dbt(thang.data(), thang.size());
// }
/** set "thang" to the contents of obj */
void set(const T& obj) {
// KBuffer buffer(thang);
TQDataStream ds(&thang);
ds << obj;
// std::cerr << "thang size " << thang.size() << endl;
// buffer.close();
// set_data(thang.data());
// set_size(buffer.size());
set_data(thang.data());
set_size(thang.size());
}
void get(T& obj) {
TQByteArray buffer;
buffer.setRawData((char*)get_data(),get_size());
TQDataStream ds(buffer,IO_ReadWrite);
ds >> obj;
buffer.resetRawData((char*)get_data(),get_size());
}
private:
/** Internal data */
// TQByteArray thang;
KBuffer thang;
};
#endif
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