Jip J. Dekker
981be2067e
git-subtree-dir: software/gecode_on_replay git-subtree-split: 8051d92b9c89e49cccfbd1c201371580d7703ab4
98 lines
2.9 KiB
C++
98 lines
2.9 KiB
C++
/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
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/*
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* Main authors:
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* Mikael Lagerkvist <lagerkvist@gecode.org>
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* Christian Schulte <schulte@gecode.org>
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*
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* Copyright:
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* Mikael Lagerkvist, 2006
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* Christian Schulte, 2007
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*
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* This file is part of Gecode, the generic constraint
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* development environment:
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* http://www.gecode.org
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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namespace Gecode {
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/**
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* \brief %Advisor storing a single view
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*
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*/
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template<class View>
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class ViewAdvisor : public Advisor {
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protected:
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/// The single view
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View x;
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public:
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/// Constructor for creation
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template<class A>
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ViewAdvisor(Space& home, Propagator& p, Council<A>& c, View x0);
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/// Constructor for cloning \a a
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ViewAdvisor(Space& home, ViewAdvisor<View>& a);
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/// Access view
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View view(void) const;
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/// Replace view (also replaces subscription to view)
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void view(Space& home, View y);
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/// Delete advisor
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template<class A>
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void dispose(Space& home, Council<A>& c);
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};
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template<class View>
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template<class A>
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forceinline
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ViewAdvisor<View>::ViewAdvisor(Space& home, Propagator& p,
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Council<A>& c, View x0)
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: Advisor(home,p,c), x(x0) {
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x.subscribe(home,*this);
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}
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template<class View>
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forceinline
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ViewAdvisor<View>::ViewAdvisor(Space& home, ViewAdvisor<View>& a)
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: Advisor(home,a) {
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x.update(home,a.x);
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}
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template<class View>
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forceinline View
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ViewAdvisor<View>::view(void) const {
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return x;
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}
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template<class View>
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forceinline void
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ViewAdvisor<View>::view(Space& home, View y) {
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x.cancel(home,*this); x=y; x.subscribe(home,*this);
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}
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template<class View>
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template<class A>
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forceinline void
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ViewAdvisor<View>::dispose(Space& home, Council<A>& c) {
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x.cancel(home,*this);
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Advisor::dispose(home,c);
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}
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}
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// STATISTICS: kernel-other
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