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stop.hpp

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00001 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
00002 /*
00003  *  Main authors:
00004  *     Christian Schulte <schulte@gecode.org>
00005  *
00006  *  Copyright:
00007  *     Christian Schulte, 2006
00008  *
00009  *  This file is part of Gecode, the generic constraint
00010  *  development environment:
00011  *     http://www.gecode.org
00012  *
00013  *  Permission is hereby granted, free of charge, to any person obtaining
00014  *  a copy of this software and associated documentation files (the
00015  *  "Software"), to deal in the Software without restriction, including
00016  *  without limitation the rights to use, copy, modify, merge, publish,
00017  *  distribute, sublicense, and/or sell copies of the Software, and to
00018  *  permit persons to whom the Software is furnished to do so, subject to
00019  *  the following conditions:
00020  *
00021  *  The above copyright notice and this permission notice shall be
00022  *  included in all copies or substantial portions of the Software.
00023  *
00024  *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
00025  *  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00026  *  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
00027  *  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
00028  *  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
00029  *  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
00030  *  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
00031  *
00032  */
00033 
00034 namespace Gecode { namespace Search {
00035 
00036   /*
00037    * Base class
00038    *
00039    */
00040   forceinline
00041   Stop::Stop(void) {}
00042   forceinline
00043   Stop::~Stop(void) {}
00044 
00045 
00046   /*
00047    * Stopping for node limit
00048    *
00049    */
00050 
00051   forceinline
00052   NodeStop::NodeStop(unsigned long int l0) : l(l0) {}
00053 
00054   forceinline unsigned long int
00055   NodeStop::limit(void) const {
00056     return l;
00057   }
00058 
00059   forceinline void
00060   NodeStop::limit(unsigned long int l0) {
00061     l=l0;
00062   }
00063 
00064 
00065   /*
00066    * Stopping for failure limit
00067    *
00068    */
00069 
00070   forceinline
00071   FailStop::FailStop(unsigned long int l0) : l(l0) {}
00072 
00073   forceinline unsigned long int
00074   FailStop::limit(void) const {
00075     return l;
00076   }
00077 
00078   forceinline void
00079   FailStop::limit(unsigned long int l0) {
00080     l=l0;
00081   }
00082 
00083 
00084   /*
00085    * Stopping for time limit
00086    *
00087    */
00088 
00089   forceinline
00090   TimeStop::TimeStop(unsigned long int l0)
00091     : l(l0) {
00092     t.start();
00093   }
00094 
00095   forceinline unsigned long int
00096   TimeStop::limit(void) const {
00097     return l;
00098   }
00099 
00100   forceinline void
00101   TimeStop::limit(unsigned long int l0) {
00102     l=l0;
00103   }
00104 
00105   forceinline void
00106   TimeStop::reset(void) {
00107     t.start();
00108   }
00109 
00110 }}
00111 
00112 // STATISTICS: search-other