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/********************* */
/*! \file theory_idl.h
** \verbatim
** Original author: Dejan Jovanovic
** Major contributors: Morgan Deters
** Minor contributors (to current version): none
** This file is part of the CVC4 project.
** Copyright (c) 2009-2013 New York University and The University of Iowa
** See the file COPYING in the top-level source directory for licensing
** information.\endverbatim
**
** \brief [[ Add one-line brief description here ]]
**
** [[ Add lengthier description here ]]
** \todo document this file
**/
#pragma once
#include "cvc4_private.h"
#include "theory/theory.h"
#include "theory/idl/idl_model.h"
#include "theory/idl/idl_assertion_db.h"
namespace CVC4 {
namespace theory {
namespace idl {
/**
* Handles integer difference logic (IDL) constraints.
*/
class TheoryIdl : public Theory {
/** The current model */
IDLModel d_model;
/** The asserted constraints, organized by variable */
IDLAssertionDB d_assertionsDB;
/** Process a new assertion, returns false if in conflict */
bool processAssertion(const IDLAssertion& assertion);
public:
/** Theory constructor. */
TheoryIdl(context::Context* c, context::UserContext* u, OutputChannel& out,
Valuation valuation, const LogicInfo& logicInfo);
/** Pre-processing of input atoms */
Node ppRewrite(TNode atom);
/** Check the assertions for satisfiability */
void check(Effort effort);
/** Identity string */
std::string identify() const { return "THEORY_IDL"; }
};/* class TheoryIdl */
}/* CVC4::theory::idl namespace */
}/* CVC4::theory namespace */
}/* CVC4 namespace */
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