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source: branches/Scheduling/HeuristicLab.Problems.Scheduling/3.3/Resource.cs @ 6121

Last change on this file since 6121 was 6121, checked in by jhelm, 13 years ago

#1329: Implemented basic functionalities of problemdefinition, encodings and primitive operators. A GA can already be applied on the problem to compute a solution it seems however that the current implementation isn't very efficient so the process takes some time.

File size: 3.4 KB
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1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2011 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 System.Collections.Generic;
24using System.Linq;
25using System.Text;
26using HeuristicLab.Core;
27using HeuristicLab.Parameters;
28using HeuristicLab.Data;
29using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
30using HeuristicLab.Common;
31
32//ATTENTION! This class may have lots of parallels with the HeuristicLab.Problems.Scheduling.JSSPJob class.
33
34namespace HeuristicLab.Problems.Scheduling {
35  [Item("Resource Class", "Represents a resource used in scheduling problems.")]
36  [StorableClass]
37  public class Resource : ParameterizedNamedItem {
38    [StorableConstructor]
39    protected Resource(bool deserializing) : base(deserializing) { }
40    protected Resource(Resource original, Cloner cloner)
41      : base(original, cloner) {
42      this.ResourceIndex = cloner.Clone(original.ResourceIndex);
43      this.Tasks = cloner.Clone(original.Tasks);
44    }
45    public override IDeepCloneable Clone(Cloner cloner) {
46      return new Resource(this, cloner);
47    }
48
49    #region Parameter Properties
50    public ValueParameter<IntValue> ResourceIndexParameter {
51      get { return (ValueParameter<IntValue>)Parameters["ResourceIndex"]; }
52    }
53    public ValueParameter<ItemList<Task>> TasksParameter {
54      get { return (ValueParameter<ItemList<Task>>)Parameters["Tasks"]; }
55    }
56    #endregion
57
58    #region Properties
59    public IntValue ResourceIndex {
60      get { return ResourceIndexParameter.Value; }
61      set { ResourceIndexParameter.Value = value; }
62    }
63    public ItemList<Task> Tasks {
64      get { return TasksParameter.Value; }
65      set { TasksParameter.Value = value; }
66    }
67    public DoubleValue TotalDuration {
68      get {
69        if (Tasks.Count > 0)
70          return new DoubleValue(Tasks[Tasks.Count - 1].EndTime.Value);
71        else
72          return new DoubleValue (0);
73      }
74    }
75    #endregion
76
77
78    public Resource(IntValue ri) {
79      Parameters.Add(new ValueParameter<IntValue>("ResourceIndex", "The index of the resource in the associated Scheduling Problem.", new IntValue()));
80      Parameters.Add(new ValueParameter<ItemList<Task>>("Tasks", "Taskdata defining duration, start-time and resource assignment of the tasks.", new ItemList<Task>()));
81
82      ResourceIndex = ri;
83      Tasks = new ItemList<Task>();
84    }
85
86
87    public override string ToString() {
88      StringBuilder sb = new StringBuilder();
89      sb.Append("Job" + ResourceIndex + " [ ");
90      foreach (Task t in Tasks) {
91        sb.Append(t.ToString() + " ");
92      }
93      sb.Append("]");
94      return sb.ToString();
95    }
96
97  }
98}
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