| 1 | package de.uka.ipd.sdq.sensorframework.visualisation.views; |
| 2 | |
| 3 | import java.util.ArrayList; |
| 4 | import java.util.Collection; |
| 5 | import java.util.List; |
| 6 | |
| 7 | import org.eclipse.jface.viewers.ITreeContentProvider; |
| 8 | import org.eclipse.jface.viewers.Viewer; |
| 9 | |
| 10 | import de.uka.ipd.sdq.sensorframework.SensorFrameworkDataset; |
| 11 | import de.uka.ipd.sdq.sensorframework.entities.Experiment; |
| 12 | import de.uka.ipd.sdq.sensorframework.entities.ExperimentRun; |
| 13 | import de.uka.ipd.sdq.sensorframework.entities.Sensor; |
| 14 | import de.uka.ipd.sdq.sensorframework.entities.dao.IDAOFactory; |
| 15 | import de.uka.ipd.sdq.sensorframework.entities.dao.IExperimentDAO; |
| 16 | |
| 17 | /** |
| 18 | * TODO |
| 19 | * @author admin |
| 20 | */ |
| 21 | public class TreeContentProvider implements ITreeContentProvider { |
| 22 | |
| 23 | protected static final int EXPERIMENT_RUNS = 0; |
| 24 | protected static final int SENSORS = 1; |
| 25 | |
| 26 | private List<IDAOFactory> rootEntry; |
| 27 | |
| 28 | /* (non-Javadoc) |
| 29 | * @see org.eclipse.jface.viewers.IStructuredContentProvider#getElements(java.lang.Object) |
| 30 | */ |
| 31 | public Object[] getElements(Object parent) { |
| 32 | rootEntry = new ArrayList<IDAOFactory>(); |
| 33 | rootEntry.addAll(SensorFrameworkDataset.singleton().getDataSources()); |
| 34 | return getChildren(rootEntry); |
| 35 | } |
| 36 | |
| 37 | /* (non-Javadoc) |
| 38 | * @see org.eclipse.jface.viewers.ITreeContentProvider#getChildren(java.lang.Object) |
| 39 | */ |
| 40 | @SuppressWarnings("unchecked") |
| 41 | public Object[] getChildren(Object parent) { |
| 42 | |
| 43 | /** List of root elements (DAO,...) */ |
| 44 | if (parent instanceof ArrayList) |
| 45 | return ((ArrayList<IDAOFactory>) parent).toArray(); |
| 46 | |
| 47 | /** ExperimentDAO */ |
| 48 | if (parent instanceof IDAOFactory){ |
| 49 | IExperimentDAO experimentDAO = ((IDAOFactory)parent).createExperimentDAO(); |
| 50 | return createExperimentAndDAOList((IDAOFactory)parent,experimentDAO.getExperiments()).toArray(); |
| 51 | } |
| 52 | |
| 53 | /** Experiment */ |
| 54 | if (parent instanceof ExperimentAndDAO) { |
| 55 | ExperimentAndDAO experiment = (ExperimentAndDAO) parent; |
| 56 | Object[] objects = { |
| 57 | new TreeContainer(experiment.getDatasource(), experiment.getExperiment(), EXPERIMENT_RUNS), |
| 58 | new TreeContainer(experiment.getDatasource(), experiment.getExperiment(), SENSORS) }; |
| 59 | return objects; |
| 60 | } |
| 61 | |
| 62 | /** TreeObject - container of Sensor or ExperimentRun */ |
| 63 | if (parent instanceof TreeObject) { |
| 64 | TreeObject treeObject = (TreeObject) parent; |
| 65 | if (treeObject.getObject() instanceof ExperimentRun) { |
| 66 | ExperimentRun run = (ExperimentRun) treeObject.getObject(); |
| 67 | Experiment experiment = treeObject.getExperiment(); |
| 68 | Collection<Sensor> sensors = experiment.getSensors(); |
| 69 | |
| 70 | TreeObject[] objects = new TreeObject[sensors.size()]; |
| 71 | |
| 72 | int i = 0; |
| 73 | for (Sensor sensor : sensors) { |
| 74 | objects[i++] = |
| 75 | new TreeObject( |
| 76 | sensor, treeObject.getDatasource(), experiment, |
| 77 | run); |
| 78 | } |
| 79 | return objects; |
| 80 | |
| 81 | } |
| 82 | } |
| 83 | |
| 84 | /** TreeContainer - container a collection of TreeObject */ |
| 85 | if (parent instanceof TreeContainer) |
| 86 | return ((TreeContainer) parent).getElements().toArray(); |
| 87 | |
| 88 | return new Object[0]; |
| 89 | } |
| 90 | |
| 91 | private List<ExperimentAndDAO> createExperimentAndDAOList( |
| 92 | IDAOFactory dao, Collection<Experiment> experiments){ |
| 93 | ArrayList<ExperimentAndDAO>result = new ArrayList<ExperimentAndDAO>(); |
| 94 | for(Experiment e:experiments) |
| 95 | result.add(new ExperimentAndDAO(dao,e)); |
| 96 | return result; |
| 97 | } |
| 98 | |
| 99 | /* (non-Javadoc) |
| 100 | * @see org.eclipse.jface.viewers.ITreeContentProvider#hasChildren(java.lang.Object) |
| 101 | */ |
| 102 | public boolean hasChildren(Object parent) { |
| 103 | if (parent instanceof TreeObject){ |
| 104 | TreeObject object = (TreeObject) parent; |
| 105 | if (object.getObject() instanceof Sensor) |
| 106 | return false; |
| 107 | } |
| 108 | |
| 109 | if (parent instanceof IDAOFactory) { |
| 110 | IExperimentDAO experimentDAO = ((IDAOFactory)parent).createExperimentDAO(); |
| 111 | return !experimentDAO.getExperiments().isEmpty(); |
| 112 | } |
| 113 | return true; |
| 114 | } |
| 115 | |
| 116 | /* (non-Javadoc) |
| 117 | * @see org.eclipse.jface.viewers.IContentProvider#dispose() |
| 118 | */ |
| 119 | public void dispose() { |
| 120 | if (rootEntry != null) |
| 121 | rootEntry.clear(); |
| 122 | } |
| 123 | |
| 124 | /* (non-Javadoc) |
| 125 | * @see org.eclipse.jface.viewers.ITreeContentProvider#getParent(java.lang.Object) |
| 126 | */ |
| 127 | public Object getParent(Object child) { |
| 128 | // TODO Auto-generated method stub |
| 129 | return null; |
| 130 | } |
| 131 | |
| 132 | public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { |
| 133 | // TODO Auto-generated method stub |
| 134 | } |
| 135 | } |