stadapter.h

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/***********************************************************************
 Copyright (c) 1998 by Kevin Atkinson, (c) 1999-2001 by MySQL AB, and
 (c) 2004-2009 by Educational Technology Resources, Inc.  Others may
 also hold copyrights on code in this file.  See the CREDITS.txt file
 in the top directory of the distribution for details.

 This file is part of MySQL++.

 MySQL++ is free software; you can redistribute it and/or modify it
 under the terms of the GNU Lesser General Public License as published
 by the Free Software Foundation; either version 2.1 of the License, or
 (at your option) any later version.

 MySQL++ is distributed in the hope that it will be useful, but WITHOUT
 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
 License for more details.

 You should have received a copy of the GNU Lesser General Public
 License along with MySQL++; if not, write to the Free Software
 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
 USA
***********************************************************************/

#if !defined(MYSQLPP_SQL_TYPE_ADAPTER_H)
#define MYSQLPP_SQL_TYPE_ADAPTER_H

#include "common.h"

#include "datetime.h"
#include "null.h"
#include "sql_buffer.h"
#include "tiny_int.h"

#include <stdexcept>
#include <string>

namespace mysqlpp {

#if !defined(DOXYGEN_IGNORE)
class MYSQLPP_EXPORT String;
#endif


class MYSQLPP_EXPORT SQLTypeAdapter
{
public:
        typedef size_t size_type;       

        SQLTypeAdapter();

        SQLTypeAdapter(const SQLTypeAdapter& other);

        SQLTypeAdapter(const String& str, bool processed = false);

        SQLTypeAdapter(const std::string& str, bool processed = false);

        SQLTypeAdapter(const char* str, bool processed = false);

        SQLTypeAdapter(const char* str, int len, bool processed = false);

        SQLTypeAdapter(char c);

        SQLTypeAdapter(tiny_int<signed char> i);

        SQLTypeAdapter(tiny_int<unsigned char> i);

        SQLTypeAdapter(short i);

        SQLTypeAdapter(unsigned short i);

        SQLTypeAdapter(int i);

        SQLTypeAdapter(unsigned i);

        SQLTypeAdapter(long i);

        SQLTypeAdapter(unsigned long i);

        SQLTypeAdapter(longlong i);

        SQLTypeAdapter(ulonglong i);

        SQLTypeAdapter(float i);

        SQLTypeAdapter(double i);

        SQLTypeAdapter(const Date& d);

        SQLTypeAdapter(const DateTime& dt);

        SQLTypeAdapter(const Time& t);

        SQLTypeAdapter(const null_type& i);

        SQLTypeAdapter& operator =(const SQLTypeAdapter& rhs);

        SQLTypeAdapter& operator =(const null_type& n);

        operator const char*() const { return data(); }

        SQLTypeAdapter& assign(const SQLTypeAdapter& sta);
        
        SQLTypeAdapter& assign(const char* pc, int len = -1);

        SQLTypeAdapter& assign(const null_type& n);

        char at(size_type i) const throw(std::out_of_range);

        int compare(const SQLTypeAdapter& other) const;

        int compare(const std::string& other) const;

        int compare(size_type pos, size_type num, std::string& other) const;

        int compare(const char* other) const;

        int compare(size_type pos, size_type num, const char* other) const;

        const char* data() const;

        bool escape_q() const;

        bool is_null() const { return buffer_->is_null(); }

        bool is_processed() const { return is_processed_; }

        size_type length() const;
        size_type size() const { return length(); } 

        bool quote_q() const;

        int type_id() const;

        void set_processed() { is_processed_ = true; }

#if !defined(DOXYGEN_IGNORE)
        // Parallel interface for Null<>-wrapped versions of types we
        // support above.  No need for parallel documentation.
        SQLTypeAdapter(const Null<std::string>& str, bool processed = false);
        SQLTypeAdapter(const Null<String>& str, bool processed = false);
        SQLTypeAdapter(Null<char> c);
        SQLTypeAdapter(Null< tiny_int<signed char> > i);
        SQLTypeAdapter(Null< tiny_int<unsigned char> > i);
        SQLTypeAdapter(Null<short> i);
        SQLTypeAdapter(Null<unsigned short> i);
        SQLTypeAdapter(Null<int> i);
        SQLTypeAdapter(Null<unsigned> i);
        SQLTypeAdapter(Null<long> i);
        SQLTypeAdapter(Null<unsigned long> i);
        SQLTypeAdapter(Null<longlong> i);
        SQLTypeAdapter(Null<ulonglong> i);
        SQLTypeAdapter(Null<float> i);
        SQLTypeAdapter(Null<double> i);
        SQLTypeAdapter(const Null<Date>& d);
        SQLTypeAdapter(const Null<DateTime>& dt);
        SQLTypeAdapter(const Null<Time>& t);
        SQLTypeAdapter& operator =(const Null<std::string>& str);
#endif // !defined(DOXYGEN_IGNORE)

private:
        RefCountedBuffer buffer_;

        bool is_processed_;
};

} // end namespace mysqlpp

#endif // !defined(MYSQLPP_SQL_TYPE_ADAPTER_H)

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