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/** \file aptitude_resolver_cost_syntax.h */ // -*-c++-*-
// Copyright (C) 2010 Daniel Burrows
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation; either version 2 of the
// License, or (at your option) any later version.
// This program 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
// General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program; see the file COPYING. If not, write to
// the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.
#ifndef APTITUDE_RESOLVER_COST_SYNTAX_H
#define APTITUDE_RESOLVER_COST_SYNTAX_H
#include "aptitude_resolver_cost_types.h"
#include <boost/shared_ptr.hpp>
#include <vector>
/** \brief Exception type thrown by parse_cost_settings(). */
class ResolverCostParseException : public std::exception
{
std::string msg;
std::string rawMsg;
int lineNumber;
int columnNumber;
public:
ResolverCostParseException(const std::string &_msg,
const std::string &_rawMsg,
int _lineNumber,
int _columnNumber)
: msg(_msg),
rawMsg(_rawMsg),
lineNumber(_lineNumber),
columnNumber(_columnNumber)
{
}
~ResolverCostParseException() throw() { }
const std::string &get_raw_msg() const { return rawMsg; }
int get_line_number() const { return lineNumber; }
int get_column_number() const { return columnNumber; }
const char *what() const throw() { return msg.c_str(); }
};
/** \brief Parse a settings string.
*
* Throws a std::exception if parsing failed.
*/
boost::shared_ptr<std::vector<cost_component_structure> >
parse_cost_settings(const std::string &settings);
/** \brief Write some settings to a stream.
*
* This produces a string that, when passed to parse_cost_settings(),
* will produce an identical settings object to one passed as a
* parameter to dump_settings().
*/
void dump_settings(std::ostream &out, const boost::shared_ptr<std::vector<cost_component_structure> > &settings);
/** \brief Synonym for dump_settings(). */
std::ostream &operator<<(std::ostream &out, const boost::shared_ptr<std::vector<cost_component_structure> > &settings);
/** \brief Synonym for dump_settings(). */
std::ostream &operator<<(std::ostream &out, const std::vector<cost_component_structure> &settings);
#endif // APTITUDE_RESOLVER_COST_SYNTAX_H
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