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stopbrancher.cpp
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1/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
2/*
3 * Main authors:
4 * Guido Tack <tack@gecode.org>
5 *
6 * Copyright:
7 * Guido Tack, 2006
8 *
9 * This file is part of Gecode, the generic constraint
10 * development environment:
11 * http://www.gecode.org
12 *
13 * Permission is hereby granted, free of charge, to any person obtaining
14 * a copy of this software and associated documentation files (the
15 * "Software"), to deal in the Software without restriction, including
16 * without limitation the rights to use, copy, modify, merge, publish,
17 * distribute, sublicense, and/or sell copies of the Software, and to
18 * permit persons to whom the Software is furnished to do so, subject to
19 * the following conditions:
20 *
21 * The above copyright notice and this permission notice shall be
22 * included in all copies or substantial portions of the Software.
23 *
24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
28 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
29 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
30 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
31 *
32 */
33
35
36namespace Gecode { namespace Gist {
37
39 void
43
45
48
49 bool
51 return !done;
52 }
53
54 Choice*
56 return new StopChoice(*this);
57 }
58 Choice*
60 return new StopChoice(*this);
61 }
63 StopBrancher::commit(Space&, const Choice&, unsigned int) {
64 done = true;
65 return ES_OK;
66 }
67
68 void
70 unsigned int, std::ostream&) const {
71 }
72
73 Actor*
75 return new (home) StopBrancher(home, *this);
76 }
77 void
79 (void) new (home) StopBrancher(home);
80 }
81 size_t
83 return sizeof(*this);
84 }
85
86}}
87
88// STATISTICS: gist-any
Base-class for both propagators and branchers.
Definition core.hpp:628
Archive representation
Definition archive.hpp:42
Base-class for branchers.
Definition core.hpp:1444
friend class Space
Definition core.hpp:1446
Brancher(Home home)
Constructor for creation.
Definition core.hpp:3612
friend class Choice
Definition core.hpp:1447
Choice for performing commit
Definition core.hpp:1414
Choice(const Brancher &b, const unsigned int a)
Initialize for particular brancher b and alternatives a.
Definition core.hpp:3773
virtual void archive(Archive &e) const
Archive into e.
Definition core.cpp:892
virtual Actor * copy(Space &home)
Copy brancher.
virtual size_t dispose(Space &)
Delete brancher and return its size.
virtual void print(const Space &home, const Gecode::Choice &c, unsigned int, std::ostream &o) const
Print explanation.
bool done
Flag whether brancher has been executed.
virtual Choice * choice(Space &)
Return choice.
static void post(Home home)
Post brancher.
StopBrancher(Home home)
Construct brancher.
virtual bool status(const Space &) const
Check status of brancher, return true if alternatives left.
virtual ExecStatus commit(Space &, const Choice &, unsigned int)
Perform commit for choice _c and alternative a.
Choice for StopBrancher
StopChoice(const Brancher &b)
Initialize choice for brancher b.
virtual void archive(Archive &e) const
Archive into e.
Home class for posting propagators
Definition core.hpp:856
The Gecode Interactive Search Tool.
Gecode toplevel namespace
ExecStatus
Definition core.hpp:472
@ ES_OK
Execution is okay.
Definition core.hpp:476