morm/src/postgresqlexpression.h

89 lines
2.6 KiB
C++

/*
* This file is a part of morm
* and is distributed under the 2-Clause BSD licence.
* Author: Tomasz Sowa <t.sowa@ttmath.org>
*/
/*
* Copyright (c) 2018-2021, Tomasz Sowa
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifndef headerfile_morm_postgresqlexpression
#define headerfile_morm_postgresqlexpression
#include "dbexpression.h"
namespace morm
{
class PostgreSQLExpression : public DbExpression
{
public:
void esc(char val, PT::TextStream & stream);
void esc(const PT::Date & date, PT::TextStream & stream);
DbExpression & page(PT::TextStream & stream, size_t page_number, size_t page_size);
protected:
virtual void before_short_field_name();
virtual void after_short_field_name();
virtual void before_first_part_long_field_name();
virtual void after_first_part_long_field_name();
virtual void before_second_part_long_field_name();
virtual void after_second_part_long_field_name();
void before_field_value(const std::wstring &);
void after_field_value(const std::wstring &);
void before_field_value(const std::string &);
void after_field_value(const std::string &);
void before_field_value(const wchar_t *);
void after_field_value(const wchar_t *);
void before_field_value(const char *);
void after_field_value(const char *);
private:
void before_field_value_string();
void after_field_value_string();
};
}
#endif