/*
* opencog/atoms/pattern/DualLink.h
*
* Copyright (C) 2015, 2016 Linas Vepstas
* All Rights Reserved
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License v3 as
* published by the Free Software Foundation and including the exceptions
* at http://opencog.org/wiki/Licenses
*
* 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 Affero General Public License
* along with this program; if not, write to:
* Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef _OPENCOG_DUAL_LINK_H
#define _OPENCOG_DUAL_LINK_H
#include <opencog/atoms/pattern/PatternLink.h>
namespace opencog
{
/** \addtogroup grp_atomspace
* @{
*/
class DualLink : public PatternLink
{
protected:
void init(void);
public:
DualLink(const HandleSeq&&, Type=DUAL_LINK);
DualLink(const DualLink&) = delete;
DualLink& operator=(const DualLink&) = delete;
virtual bool is_executable() const { return true; }
virtual ValuePtr execute(AtomSpace*, bool silent=false);
static Handle factory(const Handle&);
};
LINK_PTR_DECL(DualLink)
#define createDualLink CREATE_DECL(DualLink)
/** @}*/
}
#endif // _OPENCOG_DUAL_LINK_H