You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
60 lines
1.4 KiB
60 lines
1.4 KiB
// 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
|