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source: branches/ProblemRefactoring/HeuristicLab.Optimization/3.3/BasicProblems/Individuals/Individual.cs @ 13337

Last change on this file since 13337 was 12012, checked in by ascheibe, 8 years ago

#2212 merged r12008, r12009, r12010 back into trunk

File size: 2.2 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2015 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 System;
23using HeuristicLab.Core;
24
25namespace HeuristicLab.Optimization {
26  public abstract class Individual {
27    protected IEncoding Encoding { get; private set; }
28    protected IScope Scope { get; private set; }
29
30    public string Name { get { return Encoding.Name; } }
31
32    protected Individual(IEncoding encoding, IScope scope) {
33      Encoding = encoding;
34      Scope = scope;
35    }
36
37    public abstract IItem this[string name] { get; set; }
38    public abstract TEncoding GetEncoding<TEncoding>() where TEncoding : class, IEncoding;
39
40    public Individual Copy() {
41      return CopyToScope(new Scope());
42    }
43
44    public abstract Individual CopyToScope(IScope scope);
45
46    protected static IItem ExtractScopeValue(string name, IScope scope) {
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;
49      if (value == null) throw new InvalidOperationException(string.Format("Value of {0} is null.", name));
50      return value;
51    }
52
53    protected static void SetScopeValue(string name, IScope scope, IItem value) {
54      if (value == null) throw new ArgumentNullException("value");
55      if (!scope.Variables.ContainsKey(name)) scope.Variables.Add(new Variable(name, value));
56      else scope.Variables[name].Value = value;
57    }
58  }
59}
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