[1] | 1 | package de.ugoe.cs.eventbench.commands;
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| 2 |
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| 3 | import java.awt.Dimension;
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| 4 | import java.awt.Rectangle;
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| 5 | import java.awt.Shape;
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| 6 | import java.security.InvalidParameterException;
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| 7 | import java.util.List;
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| 8 |
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| 9 | import javax.swing.JFrame;
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| 10 |
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| 11 | import org.apache.commons.collections15.Transformer;
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| 12 |
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| 13 | import de.ugoe.cs.eventbench.data.GlobalDataContainer;
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[18] | 14 | import de.ugoe.cs.eventbench.models.FirstOrderMarkovModel;
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| 15 | import de.ugoe.cs.eventbench.models.FirstOrderMarkovModel.MarkovEdge;
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[1] | 16 | import de.ugoe.cs.util.console.Command;
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| 17 | import de.ugoe.cs.util.console.Console;
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| 18 | import edu.uci.ics.jung.algorithms.layout.Layout;
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| 19 | import edu.uci.ics.jung.algorithms.layout.ISOMLayout;
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| 20 | import edu.uci.ics.jung.graph.Graph;
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| 21 | import edu.uci.ics.jung.visualization.BasicVisualizationServer;
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| 22 | import edu.uci.ics.jung.visualization.decorators.ToStringLabeller;
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| 23 | import edu.uci.ics.jung.visualization.renderers.Renderer.VertexLabel.Position;
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| 24 |
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| 25 | public class CMDshowMarkovModel implements Command {
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| 26 |
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| 27 | @Override
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| 28 | public void help() {
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| 29 | Console.println("Usage: showMarkovModel <modelName> {<showNodeNames>}");
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| 30 | }
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| 31 |
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| 32 | @Override
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| 33 | public void run(List<Object> parameters) {
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| 34 | String modelname;
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| 35 | boolean showNodeNames = false;
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| 36 | try {
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| 37 | modelname = (String) parameters.get(0);
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| 38 | if( parameters.size()==2 ) {
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| 39 | showNodeNames = Boolean.parseBoolean((String) parameters.get(1));
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| 40 | }
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| 41 | } catch (Exception e) {
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| 42 | throw new InvalidParameterException();
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| 43 | }
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| 44 |
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| 45 | Object dataObject = GlobalDataContainer.getInstance().getData(modelname);
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| 46 | if( dataObject==null ) {
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| 47 | Console.printerrln("No model with name " + modelname + "found");
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| 48 | } else {
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[18] | 49 | FirstOrderMarkovModel mm = (FirstOrderMarkovModel) dataObject;
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[1] | 50 |
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| 51 | Graph<String, MarkovEdge> graph = mm.getGraph();
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| 52 | Layout<String, MarkovEdge> layout = new ISOMLayout<String, MarkovEdge>(graph);
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| 53 | layout.setSize(new Dimension(1000,800)); // sets the initial size of the space
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| 54 | // The BasicVisualizationServer<V,E> is parameterized by the edge types
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| 55 | BasicVisualizationServer<String,MarkovEdge> vv =
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| 56 | new BasicVisualizationServer<String,MarkovEdge>(layout);
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| 57 | vv.setPreferredSize(new Dimension(1100,850)); //Sets the viewing area size
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| 58 |
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| 59 | if( showNodeNames ) {
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| 60 | final Rectangle rect = new Rectangle(240, 20);
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| 61 |
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| 62 | Transformer<String, Shape> vertexShapeTransformer =
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| 63 | new Transformer<String, Shape>() {
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| 64 | public Shape transform(String s) {
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| 65 | return rect;
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| 66 | }
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| 67 | };
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| 68 | vv.getRenderer().getVertexLabelRenderer().setPosition(Position.CNTR);
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| 69 | vv.getRenderContext().setVertexShapeTransformer(vertexShapeTransformer);
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| 70 | vv.getRenderContext().setVertexLabelTransformer(new ToStringLabeller<String>());
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| 71 | }
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| 72 |
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[18] | 73 | vv.getRenderContext().setEdgeLabelTransformer(new ToStringLabeller<MarkovEdge>());
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[1] | 74 |
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| 75 | JFrame frame = new JFrame("Markov Model");
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| 76 | frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
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| 77 | frame.getContentPane().add(vv);
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| 78 | frame.pack();
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| 79 | frame.setVisible(true);
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| 80 | }
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| 81 | }
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| 82 | }
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