source: trunk/sources/HeuristicLab.Encodings.ScheduleEncoding/3.3/ScheduleEncoding/Resource.cs @ 9456

Last change on this file since 9456 was 9456, checked in by swagner, 7 years ago

Updated copyright year and added some missing license headers (#1889)

File size: 3.1 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2013 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.Text;
23using HeuristicLab.Common;
24using HeuristicLab.Core;
25using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
26
27namespace HeuristicLab.Encodings.ScheduleEncoding {
28  [Item("ResourceClass", "Represents a resource used in scheduling problems.")]
29  [StorableClass]
30  public class Resource : Item {
31
32    [Storable]
33    public int Index {
34      get;
35      set;
36    }
37    [Storable]
38    public ItemList<ScheduledTask> Tasks {
39      get;
40      set;
41    }
42
43    [StorableConstructor]
44    protected Resource(bool deserializing) : base(deserializing) { }
45    protected Resource(Resource original, Cloner cloner)
46      : base(original, cloner) {
47      this.Index = original.Index;
48      this.Tasks = cloner.Clone(original.Tasks);
49    }
50    public Resource(int index)
51      : base() {
52      Index = index;
53      Tasks = new ItemList<ScheduledTask>();
54    }
55
56    public override IDeepCloneable Clone(Cloner cloner) {
57      return new Resource(this, cloner);
58    }
59
60    public double TotalDuration {
61      get {
62        double result = 0;
63        foreach (ScheduledTask t in Tasks) {
64          if (t.EndTime > result)
65            result = t.EndTime;
66        }
67        return result;
68      }
69    }
70
71    public override string ToString() {
72      StringBuilder sb = new StringBuilder();
73      sb.Append("Resource#" + Index + " [ ");
74      foreach (ScheduledTask t in Tasks) {
75        sb.Append(t.ToString() + " ");
76      }
77      sb.Append("]");
78      return sb.ToString();
79    }
80
81
82    public override bool Equals(object obj) {
83      if (obj.GetType() == typeof(Resource))
84        return AreEqual(this, obj as Resource);
85      else
86        return false;
87    }
88
89    public override int GetHashCode() {
90      if (Tasks.Count == 1)
91        return Tasks[0].GetHashCode();
92      if (Tasks.Count == 2)
93        return Tasks[0].GetHashCode() ^ Tasks[1].GetHashCode();
94      return 0;
95    }
96
97    private static bool AreEqual(Resource res1, Resource res2) {
98      if (res1.Tasks.Count != res2.Tasks.Count)
99        return false;
100      for (int i = 0; i < res1.Tasks.Count; i++) {
101        if (!res1.Tasks[i].Equals(res2.Tasks[i]))
102          return false;
103      }
104
105      return true;
106    }
107  }
108}
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