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[1] | 1 | package de.ugoe.cs.eventbench.commands;
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| 2 | import java.security.InvalidParameterException;
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| 3 | import java.util.List;
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| 4 |
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| 5 | import de.ugoe.cs.eventbench.data.GlobalDataContainer;
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[18] | 6 | import de.ugoe.cs.eventbench.models.FirstOrderMarkovModel;
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[1] | 7 | import de.ugoe.cs.util.console.Command;
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| 8 | import de.ugoe.cs.util.console.Console;
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| 9 |
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| 10 |
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| 11 | public class CMDcalcEntropy implements Command {
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| 12 |
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| 13 | @Override
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| 14 | public void help() {
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| 15 | Console.println("Usage: calcEntropy <modelname>");
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| 16 | }
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| 17 |
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| 18 | @Override
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| 19 | public void run(List<Object> parameters) {
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| 20 | String modelname = "";
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| 21 | try {
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| 22 | modelname = (String) parameters.get(0);
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| 23 | } catch (Exception e) {
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| 24 | throw new InvalidParameterException();
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| 25 | }
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| 26 |
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[18] | 27 | FirstOrderMarkovModel model = null;
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[1] | 28 | Object dataObject = GlobalDataContainer.getInstance().getData(modelname);
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| 29 | if( dataObject==null ) {
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| 30 | Console.println("Model " + modelname + "not found in storage.");
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| 31 | }
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[18] | 32 | else if( !(dataObject instanceof FirstOrderMarkovModel) ) {
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| 33 | Console.println("Object " + modelname + " is not a first-order Markov model!");
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[1] | 34 | } else {
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[18] | 35 | model = (FirstOrderMarkovModel) dataObject;
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[1] | 36 | double entropy = model.calcEntropy();
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[82] | 37 | if( !Double.isNaN(entropy) ) {
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[1] | 38 | Console.println("entropy: " + entropy);
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| 39 | }
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| 40 | }
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| 41 | }
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| 42 |
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| 43 | }
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