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 HeuristicLab.Common;
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5 | using HeuristicLab.Core;
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6 | using HeuristicLab.Data;
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7 | using HeuristicLab.Optimization;
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8 | using Newtonsoft.Json;
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9 | using Newtonsoft.Json.Linq;
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10 | using HEAL.Attic;
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11 |
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12 | namespace HeuristicLab.JsonInterface {
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13 | /// <summary>
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14 | /// Class to generate json interface templates.
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15 | /// </summary>
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16 | public class JCGenerator {
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17 | private JObject Template { get; set; } = JObject.Parse(Constants.Template);
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18 | private JArray JArrayItems { get; set; }
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19 | private IList<IJsonItem> JsonItems { get; set; }
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20 | private IOptimizer Optimizer { get; set; }
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21 |
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22 |
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23 | public string GenerateTemplate(IOptimizer optimizer) {
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24 | // data container
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25 | JArrayItems = new JArray();
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26 | JArray ResultItems = new JArray();
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27 | JsonItems = new List<IJsonItem>();
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28 |
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29 | ProtoBufSerializer serializer = new ProtoBufSerializer();
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30 | serializer.Serialize(optimizer, @"C:\Workspace\template.hl");
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31 | Template[Constants.Metadata][Constants.HLFileLocation] = @"C:\Workspace\template.hl";
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32 |
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33 | // extract JsonItem, save the name in the metadata section of the
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34 | // template and save it an JArray incl. all parameters of the JsonItem,
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35 | // which have parameters aswell
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36 | AddIItem(optimizer);
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37 | // save the JArray with JsonItems (= IParameterizedItems)
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38 |
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39 | JArrayItems = new JArray();
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40 | foreach (var item in JsonItems) {
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41 | if (item is ResultItem)
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42 | ResultItems.Add(Serialize(item));
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43 | else
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44 | JArrayItems.Add(Serialize(item));
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45 | }
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46 | Template[Constants.Parameters] = JArrayItems;
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47 | Template[Constants.ActivatedResults] = ResultItems;
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48 | // serialize template and return string
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49 | return SingleLineArrayJsonWriter.Serialize(Template);
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50 | }
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51 |
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52 | public string GenerateTemplate(IEnumerable<IJsonItem> items) {
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53 | ProtoBufSerializer serializer = new ProtoBufSerializer();
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54 | serializer.Serialize(Optimizer, @"C:\Workspace\template.hl");
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55 | Template[Constants.Metadata][Constants.HLFileLocation] = @"C:\Workspace\template.hl";
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56 |
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57 | JArray ResultItems = new JArray();
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58 |
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59 | JArrayItems = new JArray();
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60 | foreach (var item in items) {
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61 | if (item is ResultItem)
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62 | ResultItems.Add(Serialize(item));
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63 | else
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64 | JArrayItems.Add(Serialize(item));
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65 | }
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66 | Template[Constants.Parameters] = JArrayItems;
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67 | Template[Constants.ActivatedResults] = ResultItems;
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68 |
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69 | // serialize template and return string
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70 | return SingleLineArrayJsonWriter.Serialize(Template);
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71 | }
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72 |
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73 | public string GenerateTemplate(IJsonItem rootItem, IOptimizer optimizer) {
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74 | // data container
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75 | Template = JObject.Parse(Constants.Template);
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76 | JsonItems = new List<IJsonItem>();
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77 |
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78 | // extract JsonItem, save the name in the metadata section of the
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79 | // template and save it an JArray incl. all parameters of the JsonItem,
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80 | // which have parameters aswell
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81 | Template[Constants.Metadata][Constants.Optimizer] = optimizer.Name;
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82 | PopulateJsonItems(rootItem);
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83 |
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84 | ProtoBufSerializer serializer = new ProtoBufSerializer();
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85 | serializer.Serialize(Optimizer, @"C:\Workspace\template.hl");
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86 | Template[Constants.Metadata][Constants.HLFileLocation] = @"C:\Workspace\template.hl";
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87 |
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88 | JArray ResultItems = new JArray();
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89 |
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90 | JArrayItems = new JArray();
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91 | foreach (var item in JsonItems) {
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92 | if (item is ResultItem)
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93 | ResultItems.Add(Serialize(item));
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94 | else
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95 | JArrayItems.Add(Serialize(item));
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96 | }
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97 | Template[Constants.Parameters] = JArrayItems;
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98 | Template[Constants.ActivatedResults] = ResultItems;
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99 |
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100 | // serialize template and return string
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101 | return SingleLineArrayJsonWriter.Serialize(Template);
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102 | }
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103 |
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104 | public IEnumerable<IJsonItem> FetchJsonItems(IOptimizer optimizer) {
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105 | // data container
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106 | Template = JObject.Parse(Constants.Template);
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107 | JsonItems = new List<IJsonItem>();
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108 | Optimizer = optimizer;
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109 |
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110 | // extract JsonItem, save the name in the metadata section of the
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111 | // template and save it an JArray incl. all parameters of the JsonItem,
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112 | // which have parameters aswell
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113 | AddIItem(optimizer);
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114 |
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115 | // serialize template and return string
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116 | return JsonItems;
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117 | }
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118 |
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119 | #region Helper
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120 |
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121 | private void AddIItem(IItem item) {
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122 | IJsonItem jsonItem = JsonItemConverter.Extract(item);
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123 | Template[Constants.Metadata][Constants.Optimizer] = item.ItemName;
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124 | PopulateJsonItems(jsonItem);
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125 | }
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126 |
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127 | // serializes ParameterizedItems and saves them in list "JsonItems".
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128 | private void PopulateJsonItems(IJsonItem item) {
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129 | IEnumerable<IJsonItem> tmpParameter = item.Children;
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130 |
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131 | if (item.Value != null || item.Range != null || item is ResultItem || item.ActualName != null) {
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132 | JsonItems.Add(item);
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133 | }
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134 |
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135 | if (tmpParameter != null) {
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136 | foreach (var p in tmpParameter) {
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137 | PopulateJsonItems(p);
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138 | }
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139 | }
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140 | }
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141 |
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142 | private static JObject Serialize(IJsonItem item) =>
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143 | JObject.FromObject(item, Settings());
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144 |
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145 | /// <summary>
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146 | /// Settings for the json serialization.
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147 | /// </summary>
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148 | /// <returns>A configured JsonSerializer.</returns>
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149 | private static JsonSerializer Settings() => new JsonSerializer() {
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150 | TypeNameHandling = TypeNameHandling.None,
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151 | NullValueHandling = NullValueHandling.Ignore,
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152 | ReferenceLoopHandling = ReferenceLoopHandling.Serialize
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153 | };
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154 | #endregion
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155 | }
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156 | }
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