---

clause_body_string.hh

/*
*  Name:      clause_body_string.hh
*  Author:    Rafael Jesus Alcantara Perez
*  Summary:   Clause-body string
*  Date:      $Date: 2003/04/14 00:18:32 $
*  Revision:  $Revision: 1.1 $
*
*  Copyright (C) 1994-2002  Rafael Jesus Alcantara Perez <rafa@dedalo-ing.com>
*
*  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; if not, write to the Free Software
*  Foundation, Inc., 59 Temple Place, Suite 330, Boston,
*  MA 02111-1307, USA.
*/

#ifndef _MPCL_TEXT_CODEGEN_CLAUSE_BODY_STRING__
#define _MPCL_TEXT_CODEGEN_CLAUSE_BODY_STRING__

#include "../../io/streamable.hh"
#include "../../util/collection/string_to_string_map.hh"
#include "../string.hh"
#include "defs.hh"


namespace mpcl
{

  namespace text
  {

    namespace codegen
    {

      using io::IStreamable;
      using std::basic_istream;
      using std::basic_ostream;
      using util::collection::TStringToStringMap;

      class TClauseBodyString;

      template <typename TChar, typename TTraits>
      basic_istream<TChar, TTraits>&
      operator >> ( basic_istream<TChar, TTraits>& rtSOURCE_ISTREAM     ,
                    TClauseBodyString&             ryTARGET_CLAUSE_BODY );

      template <typename TChar, typename TTraits>
      basic_ostream<TChar, TTraits>&
      operator << ( basic_ostream<TChar, TTraits>& rtSOURCE_OSTREAM      ,
                    const TClauseBodyString&       rkySOURCE_CLAUSE_BODY );

      class TClauseBodyString :
        public TString        ,
        public IStreamable<>
      {

        public:

          typedef
            IStreamable<>::char_type
            char_type;

          typedef
            IStreamable<>::traits_type
            traits_type;


        protected:

          bool   gParameterExistenceSensitiveness;


        public:

          //
          //  C O N S T R U C T O R S
          //

          TClauseBodyString (void)                  :
            TString                          ()     ,
            IStreamable<>                    ()     ,
            gParameterExistenceSensitiveness (true) {}

          TClauseBodyString (const char* pkcSOURCE_CLAUSE_BODY)      :
            TString                          (pkcSOURCE_CLAUSE_BODY) ,
            IStreamable<>                    ()                      ,
            gParameterExistenceSensitiveness (true)                  {}

          TClauseBodyString (const TString& rkySOURCE_CLAUSE_BODY)   :
            TString                          (rkySOURCE_CLAUSE_BODY) ,
            IStreamable<>                    ()                      ,
            gParameterExistenceSensitiveness (true)                  {}

          TClauseBodyString& operator = (const TClauseBodyString& rkySOURCE_CLAUSE_BODY);

          void setParameterExistenceSensitiveness (bool gSENSITIVENESS)
          {
            gParameterExistenceSensitiveness = gSENSITIVENESS;
          }


        protected:

          //
          //  C O N S T R U C T O R S
          //

          void read (basic_istream<char_type, traits_type>& rtSOURCE_ISTREAM);


        public:

          //
          //  S E L E C T O R S
          //

          TString instantiate (void) const
          {
            return preprocess();
          }

          TString instantiate ( const char* pkcFIRST_PARAMETER_NAME     ,
                                const char* pkcFIRST_PARAMETER_VALUE... ) const;

          TString instantiate (const TStringToVariableMap& rktSOURCE_VARIABLE_MAP) const
          {
            return instantiate (rktSOURCE_VARIABLE_MAP, gParameterExistenceSensitiveness);
          }

          TString instantiate (const TStringToStringMap& rktSOURCE_STRING_TO_STRING_MAP) const
          {
            return instantiate (rktSOURCE_STRING_TO_STRING_MAP, gParameterExistenceSensitiveness);
          }

          TString
          instantiate ( const TStringToVariableMap& rktSOURCE_VARIABLE_MAP             ,
                        bool                        gPARAMETER_EXISTENCE_SENSITIVENESS ) const;

          TString
          instantiate ( const TStringToStringMap& rktSOURCE_STRING_MAP               ,
                        bool                      gPARAMETER_EXISTENCE_SENSITIVENESS ) const;


        protected:

          //
          //  S E L E C T O R S
          //

          void write (basic_ostream<char_type, traits_type>& rtTARGET_OSTREAM) const;

          TString preprocess (void) const;


        public:

          //
          //  F R I E N D   F U N C T I O N S
          //

          friend basic_istream<value_type, traits_type>&
          operator >> <value_type, traits_type>
          (
            basic_istream<value_type, traits_type>& rtSOURCE_ISTREAM     ,
            TClauseBodyString&                      ryTARGET_CLAUSE_BODY
          );

          friend basic_ostream<value_type, traits_type>&
          operator << <value_type, traits_type>
          (
            basic_ostream<value_type, traits_type>& rtSOURCE_OSTREAM      ,
            const TClauseBodyString&                rkySOURCE_CLAUSE_BODY
          );

      };  // class TClauseBodyString

      //
      //  F R I E N D   F U N C T I O N S
      //

      template <typename TChar, typename TTraits>
      basic_istream<TChar, TTraits>&
      operator >> ( basic_istream<TChar, TTraits>& rtSOURCE_ISTREAM     ,
                    TClauseBodyString&             ryTARGET_CLAUSE_BODY )
      {
        ryTARGET_CLAUSE_BODY.read (rtSOURCE_ISTREAM);
        return rtSOURCE_ISTREAM;
      }

      template <typename TChar, typename TTraits>
      basic_ostream<TChar, TTraits>&
      operator << ( basic_ostream<TChar, TTraits>& rtSOURCE_OSTREAM      ,
                    const TClauseBodyString&       rkySOURCE_CLAUSE_BODY )
      {
        rkySOURCE_CLAUSE_BODY.write (rtSOURCE_OSTREAM);
        return rtSOURCE_OSTREAM;
      }

    }  // namespace codegen

  }  // namespace text

}  // namespace mpcl


#endif  // not _MPCL_TEXT_CODEGEN_CLAUSE_BODY_STRING__

---