stopbrancher.cpp
Go to the documentation of this file.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: 2010-03-31 10:18:34 +0200 (Wed, 31 Mar 2010) $ by $Author: tack $ 00011 * $Revision: 10618 $ 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/gist/stopbrancher.hh> 00039 00040 namespace Gecode { namespace Gist { 00041 00042 StopChoice::StopChoice(const Brancher& b) : Choice(b,1) {} 00043 size_t 00044 StopChoice::size(void) const { 00045 return sizeof(StopChoice); 00046 } 00047 00048 StopBrancher::StopBrancher(Home home) : Brancher(home), done(false) {} 00049 00050 StopBrancher::StopBrancher(Space& home, bool share, StopBrancher& b) 00051 : Brancher(home, share, b), done(b.done) {} 00052 00053 bool 00054 StopBrancher::status(const Space&) const { 00055 return !done; 00056 } 00057 00058 Choice* 00059 StopBrancher::choice(Space&) { 00060 return new StopChoice(*this); 00061 } 00062 ExecStatus 00063 StopBrancher::commit(Space&, const Choice&, unsigned int) { 00064 done = true; 00065 return ES_OK; 00066 } 00067 Actor* 00068 StopBrancher::copy(Space& home, bool share) { 00069 return new (home) StopBrancher(home, share, *this); 00070 } 00071 void 00072 StopBrancher::post(Home home) { 00073 (void) new (home) StopBrancher(home); 00074 } 00075 size_t 00076 StopBrancher::dispose(Space&) { 00077 return sizeof(*this); 00078 } 00079 00080 }} 00081 00082 // STATISTICS: gist-any