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source: branches/2521_ProblemRefactoring/HeuristicLab.Optimization/3.3/BasicProblems/Operators/ScopeUtil.cs @ 16751

Last change on this file since 16751 was 16751, checked in by mkommend, 4 years ago

#2521: Renamed Solution to EncodedSolution.

File size: 2.9 KB
Line 
1#region License Information
2
3/* HeuristicLab
4 * Copyright (C) 2002-2015 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
5 *
6 * This file is part of HeuristicLab.
7 *
8 * HeuristicLab is free software: you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation, either version 3 of the License, or
11 * (at your option) any later version.
12 *
13 * HeuristicLab is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
20 */
21
22#endregion
23
24using System;
25using HeuristicLab.Common;
26using HeuristicLab.Core;
27
28namespace HeuristicLab.Optimization {
29  public static class ScopeUtil {
30
31    public static TEncodedSolution CopyEncodedSolutionToScope<TEncodedSolution>(IScope scope, IEncoding<TEncodedSolution> encoding, TEncodedSolution solution)
32      where TEncodedSolution : class, IEncodedSolution {
33      return CopyEncodedSolutionToScope(scope, encoding.Name, solution);
34    }
35
36    public static TEncodedSolution CopyEncodedSolutionToScope<TEncodedSolution>(IScope scope, string name, TEncodedSolution solution)
37      where TEncodedSolution : class, IEncodedSolution {
38      var copy = (TEncodedSolution)solution.Clone();
39      if (!scope.Variables.ContainsKey(name)) scope.Variables.Add(new Variable(name, copy));
40      else scope.Variables[name].Value = copy;
41      return copy;
42    }
43
44    public static TEncodedSolution GetEncodedSolution<TEncodedSolution>(IScope scope, IEncoding<TEncodedSolution> encoding)
45      where TEncodedSolution : class, IEncodedSolution {
46      var name = encoding.Name;
47      if (!scope.Variables.ContainsKey(name)) throw new ArgumentException(string.Format(" {0} cannot be found in the provided scope.", name));
48      var value = scope.Variables[name].Value as TEncodedSolution;
49      if (value == null) throw new InvalidOperationException(string.Format("Value of {0} is null or not of type {1}.", name, typeof(TEncodedSolution).GetPrettyName()));
50      return value;
51    }
52
53    public static IEncodedSolution GetEncodedSolution(IScope scope, IEncoding encoding) {
54      return GetEncodedSolution(scope, encoding.Name);
55    }
56
57    public static IEncodedSolution GetEncodedSolution(IScope scope, string name) {
58      IVariable variable;
59      if (!scope.Variables.TryGetValue(name, out variable)) throw new ArgumentException(string.Format("{0} cannot be found in the provided scope.", name));
60      var solution = variable.Value as IEncodedSolution;
61      if (solution == null) throw new InvalidOperationException(string.Format("{0} is null or not of type ISolution.", name));
62      return solution;
63    }
64
65  }
66}
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