1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2010 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.IO;
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24 | using System.Linq;
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25 | using System.Threading;
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26 | using System.Threading.Tasks;
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27 | using System.Windows.Forms;
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28 | using HeuristicLab.Core;
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29 | using HeuristicLab.MainForm;
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30 | using HeuristicLab.MainForm.WindowsForms;
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31 | using HeuristicLab.Optimization;
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32 | using HeuristicLab.Persistence.Default.Xml;
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33 |
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34 | namespace HeuristicLab.Clients.OKB.Query {
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35 | [View("OKB Query")]
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36 | [Content(typeof(QueryClient), true)]
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37 | public sealed partial class QueryView : AsynchronousContentView {
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38 | private CancellationTokenSource cancellationTokenSource;
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39 | private CombinedFilterView combinedFilterView;
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40 |
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41 | public new QueryClient Content {
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42 | get { return (QueryClient)base.Content; }
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43 | set { base.Content = value; }
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44 | }
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45 |
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46 | public QueryView() {
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47 | InitializeComponent();
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48 | }
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49 |
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50 | protected override void DeregisterContentEvents() {
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51 | Content.Refreshing -= new EventHandler(Content_Refreshing);
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52 | Content.Refreshed -= new EventHandler(Content_Refreshed);
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53 | base.DeregisterContentEvents();
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54 | }
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55 |
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56 | protected override void RegisterContentEvents() {
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57 | base.RegisterContentEvents();
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58 | Content.Refreshing += new EventHandler(Content_Refreshing);
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59 | Content.Refreshed += new EventHandler(Content_Refreshed);
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60 | }
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61 |
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62 | protected override void OnContentChanged() {
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63 | base.OnContentChanged();
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64 | CreateFilterView();
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65 | runCollectionView.Content = null;
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66 | }
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67 |
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68 | protected override void SetEnabledStateOfControls() {
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69 | base.SetEnabledStateOfControls();
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70 | resultsGroupBox.Enabled = combinedFilterView != null;
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71 | }
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72 |
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73 | private void Content_Refreshing(object sender, EventArgs e) {
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74 | if (InvokeRequired) {
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75 | Invoke(new EventHandler(Content_Refreshing), sender, e);
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76 | } else {
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77 | Cursor = Cursors.AppStarting;
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78 | filtersInfoPanel.Visible = true;
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79 | splitContainer.Enabled = false;
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80 | }
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81 | }
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82 | private void Content_Refreshed(object sender, EventArgs e) {
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83 | if (InvokeRequired) {
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84 | Invoke(new EventHandler(Content_Refreshed), sender, e);
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85 | } else {
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86 | CreateFilterView();
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87 | filtersInfoPanel.Visible = false;
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88 | splitContainer.Enabled = true;
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89 | Cursor = Cursors.Default;
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90 | SetEnabledStateOfControls();
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91 | }
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92 | }
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93 |
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94 | #region Load Results
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95 | private void LoadResultsAsync(int batchSize) {
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96 | bool deserialize = deserializeBlobsCheckBox.Checked;
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97 |
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98 | Cursor = Cursors.AppStarting;
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99 | resultsInfoLabel.Text = "Loading Results ...";
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100 | resultsProgressBar.Value = 0;
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101 | resultsProgressBar.Step = batchSize;
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102 | abortButton.Enabled = true;
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103 | resultsInfoPanel.Visible = true;
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104 | splitContainer.Enabled = false;
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105 | cancellationTokenSource = new CancellationTokenSource();
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106 | CancellationToken cancellationToken = cancellationTokenSource.Token;
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107 |
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108 | Task task = Task.Factory.StartNew(() => {
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109 | var ids = QueryClient.Instance.GetRunIds(combinedFilterView.Content);
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110 | int idsCount = ids.Count();
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111 |
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112 | Invoke(new Action(() => {
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113 | resultsInfoLabel.Text = "Loaded 0 of " + idsCount.ToString() + " Results ...";
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114 | resultsProgressBar.Maximum = idsCount;
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115 | }));
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116 |
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117 | RunCollection runs = new RunCollection();
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118 | runs.CollectionReset += new Collections.CollectionItemsChangedEventHandler<IRun>(runs_CollectionReset);
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119 | runCollectionView.Content = runs;
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120 | while (ids.Count() > 0) {
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121 | cancellationToken.ThrowIfCancellationRequested();
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122 | runs.AddRange(QueryClient.Instance.GetRuns(ids.Take(batchSize), true).Select(x => ConvertToOptimizationRun(x, deserialize)));
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123 | ids = ids.Skip(batchSize);
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124 | Invoke(new Action(() => {
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125 | resultsInfoLabel.Text = "Loaded " + runs.Count + " of " + idsCount.ToString() + " Results ...";
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126 | resultsProgressBar.PerformStep();
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127 | }));
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128 | }
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129 | }, cancellationToken);
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130 | task.ContinueWith(t => {
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131 | Invoke(new Action(() => {
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132 | cancellationTokenSource.Dispose();
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133 | cancellationTokenSource = null;
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134 | resultsInfoPanel.Visible = false;
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135 | splitContainer.Enabled = true;
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136 | this.Cursor = Cursors.Default;
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137 | SetEnabledStateOfControls();
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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 | void runs_CollectionReset(object sender, Collections.CollectionItemsChangedEventArgs<IRun> e) {
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143 | }
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144 | #endregion
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145 |
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146 | private void refreshResultsButton_Click(object sender, EventArgs e) {
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147 | LoadResultsAsync(10);
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148 | }
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149 |
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150 | private void abortButton_Click(object sender, EventArgs e) {
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151 | if (cancellationTokenSource != null) cancellationTokenSource.Cancel();
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152 | abortButton.Enabled = false;
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153 | }
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154 |
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155 | private void CreateFilterView() {
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156 | combinedFilterView = null;
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157 | filterPanel.Controls.Clear();
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158 | if ((Content != null) && (Content.Filters != null)) {
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159 | CombinedFilter filter = Content.Filters.OfType<CombinedFilter>().Where(x => x.Operation == BooleanOperation.And).FirstOrDefault();
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160 | if (filter != null) {
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161 | combinedFilterView = (CombinedFilterView)MainFormManager.CreateView(typeof(CombinedFilterView));
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162 | combinedFilterView.Content = (CombinedFilter)filter.Clone();
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163 | Control control = (Control)combinedFilterView;
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164 | control.Dock = DockStyle.Fill;
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165 | filterPanel.Controls.Add(control);
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166 | }
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167 | }
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168 | }
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169 |
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170 | private Optimization.IRun ConvertToOptimizationRun(Run run, bool deserialize) {
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171 | Optimization.Run optRun = new Optimization.Run();
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172 | foreach (Value value in run.ParameterValues)
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173 | optRun.Parameters.Add(value.Name, ConvertToItem(value, deserialize));
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174 | foreach (Value value in run.ResultValues)
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175 | optRun.Results.Add(value.Name, ConvertToItem(value, deserialize));
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176 | return optRun;
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177 | }
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178 |
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179 | private IItem ConvertToItem(Value value, bool deserialize) {
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180 | if (value is BinaryValue) {
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181 | if (deserialize) {
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182 | IItem item = null;
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183 | using (MemoryStream stream = new MemoryStream(((BinaryValue)value).Value)) {
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184 | try {
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185 | item = XmlParser.Deserialize<IItem>(stream);
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186 | }
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187 | catch (Exception) { }
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188 | stream.Close();
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189 | }
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190 | return item != null ? item : new Data.StringValue(value.DataType.Name);
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191 | } else {
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192 | return new Data.StringValue(value.DataType.Name);
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193 | }
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194 | } else if (value is BoolValue) {
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195 | return new Data.BoolValue(((BoolValue)value).Value);
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196 | } else if (value is FloatValue) {
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197 | return new Data.DoubleValue(((FloatValue)value).Value);
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198 | } else if (value is DoubleValue) {
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199 | return new Data.DoubleValue(((FloatValue)value).Value);
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200 | } else if (value is IntValue) {
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201 | return new Data.IntValue((int)((IntValue)value).Value);
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202 | } else if (value is LongValue) {
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203 | return new Data.IntValue((int)((IntValue)value).Value);
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204 | } else if (value is StringValue) {
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205 | return new Data.StringValue(((StringValue)value).Value);
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206 | }
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207 | return null;
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208 | }
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209 | }
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210 | }
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