1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2008 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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4 | *
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5 | * This file is part of HeuristicLab.
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6 | *
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7 | * HeuristicLab is free software: you can redistribute it and/or modify
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8 | * it under the terms of the GNU General Public License as published by
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9 | * the Free Software Foundation, either version 3 of the License, or
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10 | * (at your option) any later version.
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11 | *
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12 | * HeuristicLab is distributed in the hope that it will be useful,
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | * GNU General Public License for more details.
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16 | *
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17 | * You should have received a copy of the GNU General Public License
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18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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19 | */
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20 | #endregion
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21 |
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22 | using System;
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23 | using System.Collections.Generic;
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24 | using System.Text;
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25 | using HeuristicLab.Core;
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26 | using HeuristicLab.Data;
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27 | using System.Diagnostics;
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28 | using System.Xml;
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29 |
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30 | namespace HeuristicLab.Constraints {
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31 | public class SubOperatorTypeConstraint : ConstraintBase {
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32 | private IntData subOperatorIndex;
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33 | public IntData SubOperatorIndex {
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34 | get { return subOperatorIndex; }
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35 | }
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36 |
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37 | private List<IOperator> subOperators;
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38 | public IList<IOperator> AllowedSubOperators {
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39 | get {
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40 | return subOperators.AsReadOnly();
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41 | }
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42 | }
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43 |
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44 | public override string Description {
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45 | get { return "The sub-operator at a specific index has to be an element of a pre-defined group."; }
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46 | }
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47 |
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48 | public SubOperatorTypeConstraint()
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49 | : base() {
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50 | subOperatorIndex = new IntData(0);
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51 | subOperators = new List<IOperator>();
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52 | }
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53 |
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54 | public SubOperatorTypeConstraint(int index) : base() {
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55 | subOperatorIndex = new IntData(index);
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56 | subOperators = new List<IOperator>();
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57 | }
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58 |
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59 | public void AddOperator(IOperator op) {
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60 | if(!subOperators.Contains(op)) {
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61 | subOperators.Add(op);
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62 | FireChanged();
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63 | }
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64 | }
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65 |
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66 | public void RemoveOperator(IOperator op) {
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67 | if(subOperators.Contains(op)) {
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68 | subOperators.Remove(op);
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69 | FireChanged();
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70 | }
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71 | }
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72 |
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73 | public void Clear() {
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74 | subOperators.Clear();
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75 | }
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76 |
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77 | public override bool Check(IItem data) {
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78 | IOperator op = data as IOperator;
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79 | if(data == null) return false;
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80 |
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81 | if(op.SubOperators.Count <= subOperatorIndex.Data) {
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82 | return false;
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83 | }
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84 | return subOperators.Contains(op.SubOperators[subOperatorIndex.Data]);
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85 | }
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86 |
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87 | public override object Clone(IDictionary<Guid, object> clonedObjects) {
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88 | SubOperatorTypeConstraint clone = new SubOperatorTypeConstraint();
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89 | clonedObjects.Add(Guid, clone);
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90 | clone.subOperatorIndex.Data = subOperatorIndex.Data;
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91 | foreach(IOperator op in subOperators) {
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92 | clone.AddOperator((IOperator)Auxiliary.Clone(op, clonedObjects));
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93 | }
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94 | return clone;
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95 | }
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96 |
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97 | public override IView CreateView() {
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98 | return new SubOperatorsTypeConstraintView(this);
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99 | }
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100 |
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101 | #region persistence
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102 | public override XmlNode GetXmlNode(string name, XmlDocument document, IDictionary<Guid, IStorable> persistedObjects) {
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103 | XmlNode node = base.GetXmlNode(name, document, persistedObjects);
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104 | XmlNode indexNode = PersistenceManager.Persist("SubOperatorIndex", subOperatorIndex, document, persistedObjects);
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105 | node.AppendChild(indexNode);
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106 | XmlNode listNode = document.CreateNode(XmlNodeType.Element, "AllowedSubOperators", document.NamespaceURI);
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107 | foreach(IOperator op in subOperators) {
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108 | XmlNode opNode = PersistenceManager.Persist(op, document, persistedObjects);
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109 | listNode.AppendChild(opNode);
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110 | }
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111 | node.AppendChild(listNode);
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112 | return node;
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113 | }
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114 |
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115 | public override void Populate(XmlNode node, IDictionary<Guid, IStorable> restoredObjects) {
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116 | base.Populate(node, restoredObjects);
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117 | subOperatorIndex = (IntData)PersistenceManager.Restore(node.SelectSingleNode("SubOperatorIndex"), restoredObjects);
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118 | subOperators = new List<IOperator>();
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119 | foreach(XmlNode childNode in node.SelectSingleNode("AllowedSubOperators").ChildNodes) {
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120 | subOperators.Add((IOperator)PersistenceManager.Restore(childNode, restoredObjects));
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121 | }
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122 | }
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123 | #endregion persistence
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124 | }
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125 | }
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