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