/*********************                                                        */
/*! \file lemma_input_channel.h
 ** \verbatim
 ** Top contributors (to current version):
 **   Morgan Deters, Tim King
 ** This file is part of the CVC4 project.
 ** Copyright (c) 2009-2019 by the authors listed in the file AUTHORS
 ** in the top-level source directory) and their institutional affiliations.
 ** All rights reserved.  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
 **/

#include "cvc4_public.h"

#ifndef __CVC4__LEMMA_INPUT_CHANNEL_H
#define __CVC4__LEMMA_INPUT_CHANNEL_H

#include "expr/expr.h"

namespace CVC4 {

class CVC4_PUBLIC LemmaInputChannel {
public:
 virtual ~LemmaInputChannel() {}

 virtual bool hasNewLemma() = 0;
 virtual Expr getNewLemma() = 0;

};/* class LemmaOutputChannel */

}/* CVC4 namespace */

#endif /* __CVC4__LEMMA_INPUT_CHANNEL_H */
