parseparams.hh

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/*
* This file is part of rasdaman community.
*
* Rasdaman community 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 3 of the License, or
* (at your option) any later version.
*
* Rasdaman community 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 rasdaman community.  If not, see <http://www.gnu.org/licenses/>.
*
* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 Peter Baumann /
rasdaman GmbH.
*
* For more information please see <http://www.rasdaman.org>
* or contact Peter Baumann via <baumann@rasdaman.com>.
*/
 
#ifndef PARSE_PARAMS_HH_
#define PARSE_PARAMS_HH_
 
#include <iosfwd>
#include <string>
 
//@ManMemo: Module {\bf raslib}
class r_Parse_Params
{
public:
    enum parse_param_type
    {
        param_type_int,
        param_type_double,
        param_type_string
    };
    r_Parse_Params(void) = default;
    explicit r_Parse_Params(unsigned int num);
    ~r_Parse_Params(void);
    int add(const char *key, void *store, parse_param_type type);
    int add(const std::string &key, void *store, parse_param_type type);
    int process(const char *str) const;
    int process(const char *str, char separator, bool withWhiteSpaces) const;
protected:
    //@Man: The parameter descriptor
    struct parse_params_t
    {
        const char *key = NULL;
        void *store = NULL;
        parse_param_type type;
    };
 
    parse_params_t *params{NULL};
    unsigned int maxnum{};
    unsigned int number{};
 
    static const unsigned int granularity;
};
 
//@ManMemo: Module: {\bf raslib}
extern std::ostream &operator<<(std::ostream &s, const r_Parse_Params::parse_param_type &d);
 
#endif