1 | package de.ugoe.cs.quest.ui.swt;
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2 |
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3 | import java.util.Arrays;
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4 |
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5 | import org.eclipse.swt.widgets.Dialog;
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6 | import org.eclipse.swt.widgets.Display;
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7 | import org.eclipse.swt.widgets.MessageBox;
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8 | import org.eclipse.swt.widgets.Shell;
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9 | import org.eclipse.swt.widgets.Button;
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10 | import org.eclipse.swt.SWT;
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11 | import org.eclipse.swt.widgets.Group;
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12 | import org.eclipse.swt.widgets.Label;
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13 | import org.eclipse.swt.widgets.Text;
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14 | import org.eclipse.swt.widgets.Spinner;
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15 | import org.eclipse.swt.layout.GridLayout;
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16 | import org.eclipse.swt.layout.GridData;
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17 | import org.eclipse.swt.events.SelectionAdapter;
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18 | import org.eclipse.swt.events.SelectionEvent;
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19 |
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20 | import de.ugoe.cs.util.console.CommandExecuter;
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21 |
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22 | public class TrainModelDialog extends Dialog {
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23 |
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24 | protected Shell shlTrainUsageModel;
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25 |
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26 | private Button btnFirstorderMarkovModel;
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27 | private Button btnHighorderMarkovModel;
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28 | private Button btnPredictionByPartial;
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29 | private Button btnDeterministicFiniteAutomaton;
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30 |
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31 | private Spinner minOrderSpinner;
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32 | private Spinner maxOrderSpinner;
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33 | private Text modelnameText;
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34 |
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35 | private String[] sequenceNames;
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36 | private Text probEscapeText;
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37 | private Label lblEscapeProbability;
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38 |
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39 | /**
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40 | * Create the dialog.
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41 | *
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42 | * @param parent
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43 | * @param style
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44 | */
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45 | public TrainModelDialog(Shell parent, int style) {
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46 | super(parent, style);
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47 | setText("SWT Dialog");
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48 | }
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49 |
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50 | /**
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51 | * Open the dialog.
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52 | */
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53 | public void open() {
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54 | createContents();
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55 | shlTrainUsageModel.open();
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56 | shlTrainUsageModel.layout();
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57 | Display display = getParent().getDisplay();
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58 | while (!shlTrainUsageModel.isDisposed()) {
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59 | if (!display.readAndDispatch()) {
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60 | display.sleep();
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61 | }
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62 | }
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63 | }
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64 |
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65 | /**
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66 | * Create contents of the dialog.
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67 | */
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68 | private void createContents() {
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69 | shlTrainUsageModel =
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70 | new Shell(getParent(), SWT.DIALOG_TRIM | SWT.MIN | SWT.APPLICATION_MODAL);
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71 | shlTrainUsageModel.setSize(219, 330);
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72 | shlTrainUsageModel.setText("Train Usage Model");
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73 | shlTrainUsageModel.setLayout(new GridLayout(2, false));
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74 |
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75 | Group grpGeneralInformation = new Group(shlTrainUsageModel, SWT.NONE);
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76 | grpGeneralInformation.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, false, 2, 1));
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77 | grpGeneralInformation.setText("Name");
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78 | grpGeneralInformation.setLayout(new GridLayout(1, false));
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79 |
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80 | modelnameText = new Text(grpGeneralInformation, SWT.BORDER);
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81 | modelnameText.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false, 1, 1));
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82 |
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83 | Group grpType = new Group(shlTrainUsageModel, SWT.NONE);
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84 | grpType.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, false, 2, 1));
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85 | grpType.setText("Type");
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86 | grpType.setLayout(new GridLayout(2, false));
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87 |
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88 | btnFirstorderMarkovModel = new Button(grpType, SWT.RADIO);
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89 | btnFirstorderMarkovModel.addSelectionListener(new SelectionAdapter() {
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90 | @Override
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91 | public void widgetSelected(SelectionEvent e) {
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92 | minOrderSpinner.setEnabled(false);
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93 | maxOrderSpinner.setEnabled(false);
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94 | probEscapeText.setEnabled(false);
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95 | }
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96 | });
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97 | btnFirstorderMarkovModel
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98 | .setLayoutData(new GridData(SWT.LEFT, SWT.FILL, false, false, 2, 1));
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99 | btnFirstorderMarkovModel.setText("First-Order Markov Model");
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100 | btnFirstorderMarkovModel.setSelection(true);
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101 |
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102 | btnHighorderMarkovModel = new Button(grpType, SWT.RADIO);
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103 | btnHighorderMarkovModel.addSelectionListener(new SelectionAdapter() {
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104 | @Override
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105 | public void widgetSelected(SelectionEvent e) {
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106 | minOrderSpinner.setEnabled(false);
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107 | maxOrderSpinner.setEnabled(true);
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108 | probEscapeText.setEnabled(false);
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109 | }
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110 | });
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111 | btnHighorderMarkovModel.setLayoutData(new GridData(SWT.LEFT, SWT.FILL, false, false, 2, 1));
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112 | btnHighorderMarkovModel.setText("High-Order Markov Model");
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113 |
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114 | btnPredictionByPartial = new Button(grpType, SWT.RADIO);
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115 | btnPredictionByPartial.addSelectionListener(new SelectionAdapter() {
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116 | @Override
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117 | public void widgetSelected(SelectionEvent e) {
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118 | minOrderSpinner.setEnabled(true);
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119 | maxOrderSpinner.setEnabled(true);
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120 | probEscapeText.setEnabled(true);
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121 | }
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122 | });
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123 | btnPredictionByPartial.setLayoutData(new GridData(SWT.LEFT, SWT.FILL, true, false, 2, 1));
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124 | btnPredictionByPartial.setText("Prediction by Partial Match");
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125 |
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126 | lblEscapeProbability = new Label(grpType, SWT.NONE);
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127 | lblEscapeProbability.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, true, false, 1, 1));
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128 | lblEscapeProbability.setText("Escape Probability:");
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129 |
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130 | probEscapeText = new Text(grpType, SWT.BORDER);
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131 | probEscapeText.setText("0.1");
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132 | probEscapeText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
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133 | probEscapeText.setEnabled(false);
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134 |
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135 | btnDeterministicFiniteAutomaton = new Button(grpType, SWT.RADIO);
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136 | btnDeterministicFiniteAutomaton.addSelectionListener(new SelectionAdapter() {
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137 | @Override
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138 | public void widgetSelected(SelectionEvent e) {
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139 | minOrderSpinner.setEnabled(false);
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140 | maxOrderSpinner.setEnabled(false);
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141 | probEscapeText.setEnabled(false);
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142 | }
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143 | });
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144 | btnDeterministicFiniteAutomaton.setLayoutData(new GridData(SWT.LEFT, SWT.FILL, false,
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145 | false, 2, 1));
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146 | btnDeterministicFiniteAutomaton.setText("Deterministic Finite Automaton");
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147 |
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148 | Group grpModelProperties = new Group(shlTrainUsageModel, SWT.NONE);
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149 | grpModelProperties.setLayout(new GridLayout(4, false));
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150 | grpModelProperties.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, true, 2, 1));
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151 | grpModelProperties.setText("Order");
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152 |
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153 | Label lblMin = new Label(grpModelProperties, SWT.NONE);
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154 | lblMin.setText("Min.");
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155 |
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156 | minOrderSpinner = new Spinner(grpModelProperties, SWT.BORDER);
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157 | minOrderSpinner.setEnabled(false);
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158 |
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159 | Label lblMax = new Label(grpModelProperties, SWT.NONE);
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160 | lblMax.setText("Max.");
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161 |
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162 | maxOrderSpinner = new Spinner(grpModelProperties, SWT.BORDER);
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163 | maxOrderSpinner.setEnabled(false);
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164 | maxOrderSpinner.setMinimum(2);
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165 |
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166 | Button btnTrain = new Button(shlTrainUsageModel, SWT.NONE);
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167 | btnTrain.addSelectionListener(new SelectionAdapter() {
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168 | @Override
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169 | public void widgetSelected(SelectionEvent e) {
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170 | String command = "";
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171 | String modelname = modelnameText.getText();
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172 | if (modelname.equals("")) {
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173 | MessageBox messageBox = new MessageBox(shlTrainUsageModel, SWT.ERROR);
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174 | messageBox.setText("Error");
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175 | messageBox.setMessage("No modelname defined!");
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176 | messageBox.open();
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177 | return;
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178 | }
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179 | if (btnFirstorderMarkovModel.getSelection()) {
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180 | command = "trainMarkovModel " + modelname + " " + sequenceNames[0];
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181 |
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182 | }
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183 | else if (btnHighorderMarkovModel.getSelection()) {
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184 | int modelOrder = maxOrderSpinner.getSelection();
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185 | command =
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186 | "trainMarkovModel " + modelname + " " + sequenceNames[0] + " " + modelOrder;
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187 | }
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188 | else if (btnPredictionByPartial.getSelection()) {
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189 | int minOrder = minOrderSpinner.getSelection();
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190 | int maxOrder = maxOrderSpinner.getSelection();
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191 | if (minOrder > maxOrder) {
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192 | MessageBox messageBox = new MessageBox(shlTrainUsageModel, SWT.ERROR);
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193 | messageBox.setText("Error");
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194 | messageBox
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195 | .setMessage("Min. Order must be smaller than or equal to max. order!");
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196 | messageBox.open();
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197 | return;
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198 | }
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199 | double probEscape = Double.parseDouble(probEscapeText.getText());
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200 | if (probEscape < 0.0 || probEscape > 1.0) {
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201 | MessageBox messageBox = new MessageBox(shlTrainUsageModel, SWT.ERROR);
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202 | messageBox.setText("Error");
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203 | messageBox.setMessage("Escape probability must be in [0,1]!");
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204 | messageBox.open();
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205 | return;
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206 | }
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207 | command =
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208 | "trainPPM " + modelname + " " + sequenceNames[0] + " " + probEscape + " " +
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209 | maxOrder + " " + minOrder;
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210 | }
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211 | else if (btnDeterministicFiniteAutomaton.getSelection()) {
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212 | command = "trainDFA " + modelname + " " + sequenceNames[0];
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213 | }
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214 | CommandExecuter.getInstance().exec(command);
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215 | for (int i = 1; i < sequenceNames.length; i++) {
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216 | command = "updateModel " + sequenceNames[i];
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217 | CommandExecuter.getInstance().exec(command);
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218 | }
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219 | shlTrainUsageModel.dispose();
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220 | }
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221 | });
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222 | btnTrain.setText("Train!");
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223 |
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224 | Button btnAbort = new Button(shlTrainUsageModel, SWT.NONE);
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225 | btnAbort.addSelectionListener(new SelectionAdapter() {
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226 | @Override
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227 | public void widgetSelected(SelectionEvent e) {
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228 | shlTrainUsageModel.dispose();
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229 | }
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230 | });
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231 | btnAbort.setText("Abort");
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232 |
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233 | }
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234 |
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235 | public void setSequenceNames(String[] sequenceNames) {
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236 | this.sequenceNames = Arrays.copyOf(sequenceNames, sequenceNames.length);
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237 | }
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238 | }
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