source: branches/1614_GeneralizedQAP/HeuristicLab.Problems.GeneralizedQuadraticAssignment.Algorithms/3.3/LocalSolverNet/LocalSolverContext.cs @ 15698

Last change on this file since 15698 was 15698, checked in by abeham, 4 years ago

#1614: Added random search and fixed execution time counting for commercial solvers

File size: 4.7 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2017 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
4 *
5 * This file is part of HeuristicLab.
6 *
7 * HeuristicLab is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * HeuristicLab is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
19 */
20#endregion
21
22using HeuristicLab.Common;
23using HeuristicLab.Core;
24using HeuristicLab.Data;
25using HeuristicLab.Parameters;
26using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
27
28namespace HeuristicLab.Problems.GeneralizedQuadraticAssignment.Algorithms.LocalSolverNet {
29  [Item("LocalSolver Context", "A context for CPLEX solvers.")]
30  [StorableClass]
31  public class LocalSolverContext : SingleSolutionContext<ISingleObjectiveSolutionScope<GQAPSolution>> {
32
33    [Storable]
34    private IValueParameter<GQAP> problem;
35    public GQAP Problem {
36      get { return problem.Value; }
37      set { problem.Value = value; }
38    }
39
40    [Storable]
41    private IValueParameter<GQAPSolution> bestSolution;
42    public GQAPSolution BestSolution {
43      get { return bestSolution.Value; }
44      set { bestSolution.Value = value; }
45    }
46
47    [Storable]
48    private ValueParameter<DateTimeValue> lastUpdateTimeParameter;
49    public IValueParameter<DateTimeValue> LastUpdateTimeParameter {
50      get { return lastUpdateTimeParameter; }
51    }
52
53    [StorableConstructor]
54    protected LocalSolverContext(bool deserializing) : base(deserializing) { }
55    protected LocalSolverContext(LocalSolverContext original, Cloner cloner)
56      : base(original, cloner) {
57      problem = cloner.Clone(original.problem);
58      bestSolution = cloner.Clone(original.bestSolution);
59      lastUpdateTimeParameter = cloner.Clone(original.lastUpdateTimeParameter);
60    }
61    public LocalSolverContext() : base() {
62      Parameters.Add(problem = new ValueParameter<GQAP>("Problem"));
63      Parameters.Add(bestSolution = new ValueParameter<GQAPSolution>("BestFoundSolution"));
64      Parameters.Add(lastUpdateTimeParameter = new ValueParameter<DateTimeValue>("LastUpdateTime"));
65    }
66    public LocalSolverContext(string name) : base(name) {
67      Parameters.Add(problem = new ValueParameter<GQAP>("Problem"));
68      Parameters.Add(bestSolution = new ValueParameter<GQAPSolution>("BestFoundSolution"));
69      Parameters.Add(lastUpdateTimeParameter = new ValueParameter<DateTimeValue>("LastUpdateTime"));
70    }
71    public LocalSolverContext(string name, ParameterCollection parameters) : base(name, parameters) {
72      Parameters.Add(problem = new ValueParameter<GQAP>("Problem"));
73      Parameters.Add(bestSolution = new ValueParameter<GQAPSolution>("BestFoundSolution"));
74      Parameters.Add(lastUpdateTimeParameter = new ValueParameter<DateTimeValue>("LastUpdateTime"));
75    }
76    public LocalSolverContext(string name, string description) : base(name, description) {
77      Parameters.Add(problem = new ValueParameter<GQAP>("Problem"));
78      Parameters.Add(bestSolution = new ValueParameter<GQAPSolution>("BestFoundSolution"));
79      Parameters.Add(lastUpdateTimeParameter = new ValueParameter<DateTimeValue>("LastUpdateTime"));
80    }
81    public LocalSolverContext(string name, string description, ParameterCollection parameters) : base(name, description, parameters) {
82      Parameters.Add(problem = new ValueParameter<GQAP>("Problem"));
83      Parameters.Add(bestSolution = new ValueParameter<GQAPSolution>("BestFoundSolution"));
84      Parameters.Add(lastUpdateTimeParameter = new ValueParameter<DateTimeValue>("LastUpdateTime"));
85    }
86   
87    public override IDeepCloneable Clone(Cloner cloner) {
88      return new LocalSolverContext(this, cloner);
89    }
90
91    public ISingleObjectiveSolutionScope<GQAPSolution> ToScope(GQAPSolution code, double fitness = double.NaN) {
92      var name = Problem.Encoding.Name;
93      var scope = new SingleObjectiveSolutionScope<GQAPSolution>(code,
94        name + "Solution", fitness, Problem.Evaluator.QualityParameter.ActualName) {
95        Parent = Scope
96      };
97      scope.Variables.Add(new Variable(name, code.Assignment));
98      scope.Variables.Add(new Variable("Evaluation", code.Evaluation));
99      return scope;
100    }
101  }
102}
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