FormalRTE.h

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/*
 * This file is part of Algorithms library toolkit.
 * Copyright (C) 2017 Jan Travnicek (jan.travnicek@fit.cvut.cz)
 
 * Algorithms library toolkit 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.
 
 * Algorithms library toolkit 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 Algorithms library toolkit.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#pragma once
 
#include <ext/iostream>
#include <ext/algorithm>
 
#include <alib/string>
#include <alib/set>
 
#include <core/components.hpp>
#include <exception/CommonException.h>
 
#include <common/DefaultSymbolType.h>
 
#include "FormalRTEStructure.h"
 
#include <core/normalize.hpp>
#include <alphabet/common/SymbolNormalize.h>
 
namespace rte {
 
class GeneralAlphabet;
class ConstantAlphabet;
 
template < class SymbolType = DefaultSymbolType >
class FormalRTE final : public core::Components < FormalRTE < SymbolType >, ext::set < common::ranked_symbol < SymbolType > >, component::Set, std::tuple < GeneralAlphabet, ConstantAlphabet > > {
    FormalRTEStructure < SymbolType > m_rte;
 
public:
    explicit FormalRTE ( );
 
    explicit FormalRTE ( ext::set < common::ranked_symbol < SymbolType > > alphabetF, ext::set < common::ranked_symbol < SymbolType > > alphabetK, FormalRTEStructure < SymbolType > rte );
 
    explicit FormalRTE ( std::pair < ext::set < common::ranked_symbol < SymbolType > >, ext::set < common::ranked_symbol < SymbolType > > > alphabets, FormalRTEStructure < SymbolType > rte );
 
    explicit FormalRTE ( FormalRTEStructure < SymbolType > rte );
 
    const ext::set < common::ranked_symbol < SymbolType > > & getAlphabet ( ) const & {
        return this->template accessComponent < GeneralAlphabet > ( ).get ( );
    }
 
    ext::set < common::ranked_symbol < SymbolType > > && getAlphabet ( ) && {
        return std::move ( this->template accessComponent < GeneralAlphabet > ( ).get ( ) );
    }
 
    void addAlphabetSymbols ( common::ranked_symbol < SymbolType > symbol ) {
        this->template accessComponent < GeneralAlphabet > ( ).add ( std::move ( symbol ) );
    }
 
    void addAlphabetSymbols ( ext::set < common::ranked_symbol < SymbolType > > symbols ) {
        this->template accessComponent < GeneralAlphabet > ( ).add ( std::move ( symbols ) );
    }
 
    void setAlphabetSymbols ( ext::set < common::ranked_symbol < SymbolType > > symbols ) {
        this->template accessComponent < GeneralAlphabet > ( ).set ( std::move ( symbols ) );
    }
 
    void removeAlphabetSymbol ( const common::ranked_symbol < SymbolType > & symbol ) {
        this->template accessComponent < GeneralAlphabet > ( ).remove ( symbol );
    }
 
    const ext::set < common::ranked_symbol < SymbolType > > & getSubstitutionAlphabet ( ) const & {
        return this->template accessComponent < ConstantAlphabet > ( ).get ( );
    }
 
    ext::set < common::ranked_symbol < SymbolType > > && getSubstitutionAlphabet ( ) && {
        return std::move ( this->template accessComponent < ConstantAlphabet > ( ).get ( ) );
    }
 
    void addConstantSymbol ( common::ranked_symbol < SymbolType > symbol ) {
        this->template accessComponent < ConstantAlphabet > ( ).add ( std::move ( symbol ) );
    }
 
    void addConstantSymbols ( ext::set < common::ranked_symbol < SymbolType > > symbols ) {
        this->template accessComponent < ConstantAlphabet > ( ).add ( std::move ( symbols ) );
    }
 
    void setConstantSymbols ( ext::set < common::ranked_symbol < SymbolType > > symbols ) {
        this->template accessComponent < ConstantAlphabet > ( ).set ( std::move ( symbols ) );
    }
 
    void removeConstantSymbol ( const common::ranked_symbol < SymbolType > & symbol ) {
        this->template accessComponent < ConstantAlphabet > ( ).remove ( symbol );
    }
 
    const FormalRTEStructure < SymbolType > & getRTE ( ) const &;
 
    FormalRTEStructure < SymbolType > && getRTE ( ) &&;
 
    void setRTE ( FormalRTEStructure < SymbolType > param );
 
    auto operator <=> ( const FormalRTE & other ) const {
        return std::tie ( m_rte, getAlphabet ( ), getSubstitutionAlphabet ( ) ) <=> std::tie ( m_rte, other.getAlphabet ( ), getSubstitutionAlphabet ( ) );
    }
 
    bool operator == ( const FormalRTE & other ) const {
        return std::tie ( m_rte, getAlphabet ( ), getSubstitutionAlphabet ( ) ) == std::tie ( m_rte, other.getAlphabet ( ), getSubstitutionAlphabet ( ) );
    }
 
    friend ext::ostream & operator << ( ext::ostream & out, const FormalRTE & instance ) {
        return out << "(FormalRTE " << instance.getRTE ( ) << ")";
    }
};
 
template < class SymbolType >
FormalRTE < SymbolType >::FormalRTE ( ext::set < common::ranked_symbol < SymbolType > > alphabetF, ext::set < common::ranked_symbol < SymbolType > > alphabetK, FormalRTEStructure < SymbolType > rte ) : core::Components < FormalRTE, ext::set < common::ranked_symbol < SymbolType > >, component::Set, std::tuple < GeneralAlphabet, ConstantAlphabet > > ( std::move ( alphabetF ), std::move ( alphabetK ) ), m_rte ( std::move ( rte ) ) {
    if ( !this->m_rte.getStructure ( ).checkAlphabet ( getAlphabet ( ), getSubstitutionAlphabet ( ) ) )
        throw exception::CommonException ( "Input symbols not in the alphabet." );
}
 
template < class SymbolType >
FormalRTE < SymbolType >::FormalRTE ( std::pair < ext::set < common::ranked_symbol < SymbolType > >, ext::set < common::ranked_symbol < SymbolType > > > alphabets, FormalRTEStructure < SymbolType > rte ) : FormalRTE ( std::move ( alphabets.first ), std::move ( alphabets.second ), std::move ( rte ) ) {
}
 
template < class SymbolType >
FormalRTE < SymbolType >::FormalRTE ( ) : FormalRTE ( ext::set < common::ranked_symbol < SymbolType > > ( ), ext::set < common::ranked_symbol < SymbolType > > ( ), FormalRTEStructure < SymbolType > ( ) ) {
}
 
template < class SymbolType >
FormalRTE < SymbolType >::FormalRTE ( FormalRTEStructure < SymbolType > rte ) : FormalRTE ( rte.getStructure ( ).computeMinimalAlphabets ( ), rte ) {
}
 
template < class SymbolType >
const FormalRTEStructure < SymbolType > & FormalRTE < SymbolType >::getRTE ( ) const & {
    return m_rte;
}
 
template < class SymbolType >
FormalRTEStructure < SymbolType > && FormalRTE < SymbolType >::getRTE ( ) && {
    return std::move ( m_rte );
}
 
template < class SymbolType >
void FormalRTE < SymbolType >::setRTE ( FormalRTEStructure < SymbolType > param ) {
    if ( !param.getStructure ( ).checkAlphabet ( getAlphabet ( ), getSubstitutionAlphabet ( ) ) )
        throw exception::CommonException ( "Symbols not matching alphabets." );
 
    this->m_rte = std::move ( param );
}
 
} /* namespace rte */
 
namespace core {
 
template < class SymbolType >
class SetConstraint< rte::FormalRTE < SymbolType >, common::ranked_symbol < SymbolType >, rte::GeneralAlphabet > {
public:
    static bool used ( const rte::FormalRTE < SymbolType > & rte, const common::ranked_symbol < SymbolType > & symbol ) {
        return rte.getRTE ( ).getStructure ( ).testSymbol ( symbol );
    }
 
    static bool available ( const rte::FormalRTE < SymbolType > &, const common::ranked_symbol < SymbolType > & ) {
        return true;
    }
 
    static void valid ( const rte::FormalRTE < SymbolType > & rte, const common::ranked_symbol < SymbolType > & symbol ) {
        if ( rte.template accessComponent < rte::ConstantAlphabet > ( ).get ( ).count ( symbol ) )
            throw ::exception::CommonException ( "Symbol " + ext::to_string ( symbol ) + " cannot be in general alphabet since it is already in constant alphabet" );
    }
};
 
template < class SymbolType >
class SetConstraint< rte::FormalRTE < SymbolType >, common::ranked_symbol < SymbolType >, rte::ConstantAlphabet > {
public:
    static bool used ( const rte::FormalRTE < SymbolType > & rte, const common::ranked_symbol < SymbolType > & symbol ) {
        return rte.getRTE ( ).getStructure ( ).testSymbol ( symbol );
    }
 
    static bool available ( const rte::FormalRTE < SymbolType > &, const common::ranked_symbol < SymbolType > & ) {
        return true;
    }
 
    static void valid ( const rte::FormalRTE < SymbolType > & rte, const common::ranked_symbol < SymbolType > & symbol ) {
        if ( rte.template accessComponent < rte::GeneralAlphabet > ( ).get ( ).count ( symbol ) )
            throw ::exception::CommonException ( "Symbol " + ext::to_string ( symbol ) + " cannot be in constant alphabet since it is already in general alphabet" );
    }
};
 
template < class SymbolType >
struct normalize < rte::FormalRTE < SymbolType > > {
    static rte::FormalRTE < > eval ( rte::FormalRTE < SymbolType > && value ) {
        ext::set < common::ranked_symbol < DefaultSymbolType > > alphabet = alphabet::SymbolNormalize::normalizeRankedAlphabet ( std::move ( value ).getAlphabet ( ) );
        ext::set < common::ranked_symbol < DefaultSymbolType > > constants = alphabet::SymbolNormalize::normalizeRankedAlphabet ( std::move ( value ).getSubstitutionAlphabet ( ) );
 
        return rte::FormalRTE < > ( alphabet, constants, std::move ( value ).getRTE ( ).normalize ( ) );
    }
};
 
} /* namespace core */
 
extern template class rte::FormalRTE < >;