TranslatingTermConsumer.h
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/* Frobby: Software for monomial ideal computations.
Copyright (C) 2007 Bjarke Hammersholt Roune (www.broune.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, see http://www.gnu.org/licenses/.
*/
#ifndef TRANSLATING_TERM_CONSUMER_GUARD
#define TRANSLATING_TERM_CONSUMER_GUARD
#include "BigTermConsumer.h"
class BigTermConsumer;
class TermTranslator;
class VarNames;
class Term;
// The purpose of this class is to replace calls to consume(term) by
// consume(term, translator) when term is a Term. Thus untranslated
// terms get translated by the translator specified in the translator.
class TranslatingTermConsumer : public BigTermConsumer {
public:
// Does not copy the consumer or translator, so they need to remain
// valid for the lifetime of this object. Does not take over
// ownership of consumer, as is strongly indicated by it being a
// reference as opposed to an unique_ptr.
TranslatingTermConsumer(BigTermConsumer& consumer,
const TermTranslator& translator);
// Does not copy the translator, so it needs to remain valid for the
// lifetime of this object. Takes over ownership of consumer.
TranslatingTermConsumer(unique_ptr<BigTermConsumer> consumer,
const TermTranslator& translator);
virtual void beginConsumingList();
virtual void consumeRing(const VarNames& names);
virtual void beginConsuming();
virtual void consume(const Term& term);
virtual void consume(const vector<mpz_class>& term);
virtual void consume(const Term& term, const TermTranslator& translator);
virtual void doneConsuming();
virtual void doneConsumingList();
virtual void consume(const BigIdeal& ideal);
private:
const TermTranslator& _translator;
BigTermConsumer& _consumer;
unique_ptr<BigTermConsumer> _consumerOwner;
};
#endif
BigTermConsumer.h
BigIdeal
Definition BigIdeal.h:27
BigTermConsumer
Definition BigTermConsumer.h:29
TermTranslator
TermTranslator handles translation between terms whose exponents are infinite precision integers and ...
Definition TermTranslator.h:41
Term
Term represents a product of variables which does not include a coefficient.
Definition Term.h:49
TranslatingTermConsumer::TranslatingTermConsumer
TranslatingTermConsumer(BigTermConsumer &consumer, const TermTranslator &translator)
Definition TranslatingTermConsumer.cpp:25
TranslatingTermConsumer::consumeRing
virtual void consumeRing(const VarNames &names)
Tell the consumer which ring is being used.
Definition TranslatingTermConsumer.cpp:42
TranslatingTermConsumer::_consumerOwner
unique_ptr< BigTermConsumer > _consumerOwner
Definition TranslatingTermConsumer.h:60
TranslatingTermConsumer::doneConsumingList
virtual void doneConsumingList()
Must be called once after each time beginConsumingList has been called.
Definition TranslatingTermConsumer.cpp:69
TranslatingTermConsumer::_consumer
BigTermConsumer & _consumer
Definition TranslatingTermConsumer.h:59
TranslatingTermConsumer::beginConsuming
virtual void beginConsuming()
Tell the consumer to begin consuming an ideal.
Definition TranslatingTermConsumer.cpp:46
TranslatingTermConsumer::_translator
const TermTranslator & _translator
Definition TranslatingTermConsumer.h:58
TranslatingTermConsumer::doneConsuming
virtual void doneConsuming()
Must be called once after each time beginConsuming has been called.
Definition TranslatingTermConsumer.cpp:65
TranslatingTermConsumer::consume
virtual void consume(const Term &term)
Consume a term.
Definition TranslatingTermConsumer.cpp:50
TranslatingTermConsumer::beginConsumingList
virtual void beginConsumingList()
Tell the consumer that the ideals that are consumed until the next call to doneConsumingList are to b...
Definition TranslatingTermConsumer.cpp:38
VarNames
Defines the variables of a polynomial ring and facilities IO involving them.
Definition VarNames.h:40