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stopbrancher.hh

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00001 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
00002 /*
00003  *  Main authors:
00004  *     Guido Tack <tack@gecode.org>
00005  *
00006  *  Copyright:
00007  *     Guido Tack, 2006
00008  *
00009  *  Last modified:
00010  *     $Date: 2010-04-08 12:35:31 +0200 (Thu, 08 Apr 2010) $ by $Author: schulte $
00011  *     $Revision: 10684 $
00012  *
00013  *  This file is part of Gecode, the generic constraint
00014  *  development environment:
00015  *     http://www.gecode.org
00016  *
00017  * Permission is hereby granted, free of charge, to any person obtaining
00018  * a copy of this software and associated documentation files (the
00019  * "Software"), to deal in the Software without restriction, including
00020  * without limitation the rights to use, copy, modify, merge, publish,
00021  * distribute, sublicense, and/or sell copies of the Software, and to
00022  * permit persons to whom the Software is furnished to do so, subject to
00023  * the following conditions:
00024  *
00025  * The above copyright notice and this permission notice shall be
00026  * included in all copies or substantial portions of the Software.
00027  *
00028  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
00029  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00030  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
00031  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
00032  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
00033  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
00034  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
00035  *
00036  */
00037 
00038 #include <gecode/kernel.hh>
00039 #include <gecode/gist.hh>
00040 
00041 namespace Gecode { namespace Gist {
00042   
00044   class GECODE_GIST_EXPORT StopChoice : public Choice {
00045   public:
00047     StopChoice(const Brancher& b);
00049     virtual size_t size(void) const;
00050     
00051   };
00052   
00054   class StopBrancher : public Brancher {
00055   protected:
00057     bool done;
00059     StopBrancher(Home home);
00061     StopBrancher(Space& home, bool share, StopBrancher& b);
00062   public:
00064     virtual bool status(const Space&) const;
00066     virtual Choice* choice(Space&);
00068     virtual ExecStatus commit(Space&, const Choice&, unsigned int);
00070     virtual Actor* copy(Space& home, bool share);
00072     static void post(Home home);
00074     virtual size_t dispose(Space&);
00075   };
00076   
00077 }}
00078 
00079 // STATISTICS: gist-any