1 | using System;
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2 | using System.Collections.Generic;
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3 | using System.Linq;
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4 | using System.Text;
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5 | using System.Threading.Tasks;
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6 | using Newtonsoft.Json.Linq;
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7 | using HeuristicLab.Data;
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8 | using HeuristicLab.Core;
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9 |
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10 | namespace HeuristicLab.JsonInterface {
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11 | public class IntMatrixConverter : ValueTypeMatrixConverter<IntMatrix, int> {
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12 | public override int Priority => 1;
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13 |
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14 | public override void Inject(IItem item, IJsonItem data, IJsonItemConverter root) {
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15 | IntMatrix mat = item as IntMatrix;
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16 | IntMatrixJsonItem d = data as IntMatrixJsonItem;
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17 | CopyMatrixData(mat, d.Value);
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18 | }
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19 |
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20 | public override IJsonItem Extract(IItem value, IJsonItemConverter root) =>
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21 | new IntMatrixJsonItem() {
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22 | Name = value.ItemName,
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23 | Description = value.ItemDescription,
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24 | Value = Transform((IntMatrix)value),
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25 | Minimum = int.MinValue,
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26 | Maximum = int.MaxValue
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27 | };
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28 | }
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29 |
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30 | public class DoubleMatrixConverter : ValueTypeMatrixConverter<DoubleMatrix, double> {
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31 | public override int Priority => 1;
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32 |
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33 | public override void Inject(IItem item, IJsonItem data, IJsonItemConverter root) {
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34 | DoubleMatrix mat = item as DoubleMatrix;
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35 | DoubleMatrixJsonItem d = data as DoubleMatrixJsonItem;
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36 | CopyMatrixData(mat, d.Value);
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37 | }
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38 |
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39 | public override IJsonItem Extract(IItem value, IJsonItemConverter root) =>
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40 | new DoubleMatrixJsonItem() {
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41 | Name = value.ItemName,
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42 | Description = value.ItemDescription,
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43 | Value = Transform((DoubleMatrix)value),
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44 | Minimum = double.MinValue,
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45 | Maximum = double.MaxValue,
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46 | RowNames = ((DoubleMatrix)value).RowNames,
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47 | ColumnNames = ((DoubleMatrix)value).ColumnNames
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48 | };
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49 | }
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50 |
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51 | public class PercentMatrixConverter : ValueTypeMatrixConverter<PercentMatrix, double> {
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52 | public override int Priority => 2;
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53 |
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54 | public override void Inject(IItem item, IJsonItem data, IJsonItemConverter root) {
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55 | PercentMatrix mat = item as PercentMatrix;
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56 | DoubleMatrixJsonItem d = data as DoubleMatrixJsonItem;
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57 | CopyMatrixData(mat, d.Value);
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58 | }
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59 |
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60 | public override IJsonItem Extract(IItem value, IJsonItemConverter root) =>
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61 | new DoubleMatrixJsonItem() {
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62 | Name = value.ItemName,
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63 | Description = value.ItemDescription,
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64 | Value = Transform((PercentMatrix)value),
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65 | Minimum = 0.0d,
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66 | Maximum = 1.0d
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67 | };
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68 | }
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69 |
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70 | public class BoolMatrixConverter : ValueTypeMatrixConverter<BoolMatrix, bool> {
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71 | public override int Priority => 1;
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72 |
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73 | public override void Inject(IItem item, IJsonItem data, IJsonItemConverter root) {
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74 | BoolMatrix mat = item as BoolMatrix;
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75 | BoolMatrixJsonItem d = data as BoolMatrixJsonItem;
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76 | CopyMatrixData(mat, d.Value);
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77 | }
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78 |
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79 | public override IJsonItem Extract(IItem value, IJsonItemConverter root) =>
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80 | new BoolMatrixJsonItem() {
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81 | Name = value.ItemName,
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82 | Description = value.ItemDescription,
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83 | Value = Transform((BoolMatrix)value)
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84 | };
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85 | }
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86 |
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87 | public abstract class ValueTypeMatrixConverter<MatrixType, T> : BaseConverter
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88 | where MatrixType : ValueTypeMatrix<T>
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89 | where T : struct
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90 | {
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91 | public override bool CanConvertType(Type t) =>
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92 | typeof(MatrixType).IsAssignableFrom(t);
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93 |
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94 | #region Helper
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95 | /// <summary>
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96 | /// Copies the data into the matrix object. Uses reflection to set the
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97 | /// row and column size of the matrix, because it is not possible to
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98 | /// create a new matrix at this point and there exists no public resize method.
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99 | /// </summary>
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100 | /// <param name="matrix"></param>
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101 | /// <param name="data"></param>
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102 | protected void CopyMatrixData(MatrixType matrix, T[][] data) {
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103 | var cols = data.Length;
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104 | var rows = data.Length > 0 ? data[0].Length : 0;
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105 |
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106 | var rowInfo = matrix.GetType().GetProperty("Rows");
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107 | rowInfo.SetValue(matrix, rows);
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108 | var colInfo = matrix.GetType().GetProperty("Columns");
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109 | colInfo.SetValue(matrix, cols);
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110 |
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111 | for (int x = 0; x < rows; ++x) {
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112 | for (int y = 0; y < cols; ++y) {
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113 | matrix[x, y] = data[y][x];
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114 | }
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115 | }
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116 | }
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117 |
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118 | protected T[][] Transform(MatrixType matrix) {
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119 | T[][] m = new T[matrix.Columns][];
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120 | for (int column = 0; column < matrix.Columns; ++column) {
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121 | m[column] = new T[matrix.Rows];
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122 | for (int row = 0; row < matrix.Rows; ++row) {
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123 | m[column][row] = matrix[row, column];
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124 | }
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125 | }
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126 | return m;
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127 | }
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128 | #endregion
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129 | }
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130 | }
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