| 1 | /** |
| 2 | * |
| 3 | */ |
| 4 | package de.uka.ipd.sdq.pcmbench.navigator; |
| 5 | |
| 6 | import java.io.IOException; |
| 7 | import java.util.ArrayList; |
| 8 | import java.util.Collection; |
| 9 | import java.util.HashMap; |
| 10 | import java.util.Hashtable; |
| 11 | import java.util.Iterator; |
| 12 | import java.util.List; |
| 13 | |
| 14 | import org.eclipse.core.resources.IProject; |
| 15 | import org.eclipse.core.resources.ResourcesPlugin; |
| 16 | import org.eclipse.core.runtime.CoreException; |
| 17 | import org.eclipse.core.runtime.IAdaptable; |
| 18 | import org.eclipse.core.runtime.IProgressMonitor; |
| 19 | import org.eclipse.emf.common.notify.AdapterFactory; |
| 20 | import org.eclipse.emf.common.notify.Notification; |
| 21 | import org.eclipse.emf.common.util.EList; |
| 22 | import org.eclipse.emf.ecore.EObject; |
| 23 | import org.eclipse.emf.ecore.resource.Resource; |
| 24 | import org.eclipse.emf.ecore.resource.ResourceSet; |
| 25 | import org.eclipse.emf.ecore.util.EContentAdapter; |
| 26 | import org.eclipse.emf.ecore.util.EcoreUtil; |
| 27 | import org.eclipse.emf.edit.provider.ComposedAdapterFactory; |
| 28 | import org.eclipse.emf.edit.provider.ReflectiveItemProviderAdapterFactory; |
| 29 | import org.eclipse.emf.edit.provider.resource.ResourceItemProviderAdapterFactory; |
| 30 | import org.eclipse.emf.edit.ui.provider.AdapterFactoryContentProvider; |
| 31 | import org.eclipse.emf.transaction.TransactionalEditingDomain; |
| 32 | import org.eclipse.jface.resource.ImageDescriptor; |
| 33 | import org.eclipse.jface.viewers.ITreeContentProvider; |
| 34 | import org.eclipse.jface.viewers.StructuredViewer; |
| 35 | import org.eclipse.jface.viewers.Viewer; |
| 36 | import org.eclipse.ui.Saveable; |
| 37 | import org.eclipse.ui.navigator.SaveablesProvider; |
| 38 | |
| 39 | import de.uka.ipd.sdq.pcm.repository.RepositoryPackage; |
| 40 | import de.uka.ipd.sdq.pcm.repository.provider.RepositoryItemProviderAdapterFactory; |
| 41 | import de.uka.ipd.sdq.pcm.seff.provider.SeffItemProviderAdapterFactory; |
| 42 | import de.uka.ipd.sdq.pcmbench.ui.provider.categoryaware.CategoryAwareItemProviderAdapterFactory; |
| 43 | import de.uka.ipd.sdq.pcmbench.ui.provider.categoryaware.GenericCategoryItemProvider; |
| 44 | import de.uka.ipd.sdq.pcmbench.ui.provider.categoryaware.PalladioCategoryDescriptions; |
| 45 | |
| 46 | |
| 47 | class MySaveable extends Saveable |
| 48 | { |
| 49 | |
| 50 | private Resource myResource; |
| 51 | |
| 52 | public MySaveable(Resource r) { |
| 53 | myResource = r; |
| 54 | r.setTrackingModification(true); |
| 55 | } |
| 56 | |
| 57 | @Override |
| 58 | public void doSave(IProgressMonitor monitor) throws CoreException { |
| 59 | try { |
| 60 | myResource.save(null); |
| 61 | } catch (IOException e) { |
| 62 | throw new CoreException(null); |
| 63 | } |
| 64 | } |
| 65 | |
| 66 | public Resource getResource() |
| 67 | { |
| 68 | return myResource; |
| 69 | } |
| 70 | |
| 71 | @Override |
| 72 | public boolean equals(Object object) { |
| 73 | if (object instanceof MySaveable) |
| 74 | { |
| 75 | MySaveable other = (MySaveable) object; |
| 76 | if (other.getResource() == myResource) |
| 77 | return true; |
| 78 | } |
| 79 | return false; |
| 80 | } |
| 81 | |
| 82 | @Override |
| 83 | public ImageDescriptor getImageDescriptor() { |
| 84 | return null; |
| 85 | } |
| 86 | |
| 87 | @Override |
| 88 | public String getName() { |
| 89 | return myResource.toString(); |
| 90 | } |
| 91 | |
| 92 | @Override |
| 93 | public String getToolTipText() { |
| 94 | return myResource.toString(); |
| 95 | } |
| 96 | |
| 97 | @Override |
| 98 | public int hashCode() { |
| 99 | return myResource.hashCode(); |
| 100 | } |
| 101 | |
| 102 | @Override |
| 103 | public boolean isDirty() { |
| 104 | return myResource.isModified(); |
| 105 | } |
| 106 | } |
| 107 | |
| 108 | class MySaveablesProvider extends SaveablesProvider { |
| 109 | |
| 110 | private ResourceSet rs = null; |
| 111 | |
| 112 | public MySaveablesProvider(ResourceSet resourceSet) { |
| 113 | rs = resourceSet; |
| 114 | EContentAdapter dirtyListeners = new EContentAdapter() { |
| 115 | public void notifyChanged(Notification notification) { |
| 116 | if (notification.getNotifier() instanceof EObject) |
| 117 | { |
| 118 | EObject eObject = (EObject)notification.getNotifier(); |
| 119 | Resource r = eObject.eResource(); |
| 120 | MySaveable s = new MySaveable(r); |
| 121 | MySaveablesProvider.this.fireSaveablesDirtyChanged(new Saveable[]{s}); |
| 122 | } |
| 123 | } |
| 124 | }; |
| 125 | resourceSet.eAdapters().add(dirtyListeners); |
| 126 | |
| 127 | EContentAdapter repositoryResourceListeners = new EContentAdapter() { |
| 128 | public void notifyChanged(Notification notification) { |
| 129 | if (notification.getNotifier() instanceof ResourceSet) { |
| 130 | switch (notification.getFeatureID(ResourceSet.class)) { |
| 131 | case ResourceSet.RESOURCE_SET__RESOURCES: |
| 132 | if (notification.getEventType() == Notification.ADD) { |
| 133 | Resource r = (Resource)notification.getNewValue(); |
| 134 | MySaveable s = new MySaveable(r); |
| 135 | MySaveablesProvider.this.fireSaveablesOpened(new Saveable[]{s}); |
| 136 | } |
| 137 | break; |
| 138 | } |
| 139 | } else { |
| 140 | super.notifyChanged(notification); |
| 141 | } |
| 142 | } |
| 143 | |
| 144 | protected void setTarget(ResourceSet target) { |
| 145 | basicSetTarget(target); |
| 146 | } |
| 147 | |
| 148 | protected void unsetTarget(ResourceSet target) { |
| 149 | basicUnsetTarget(target); |
| 150 | } |
| 151 | }; |
| 152 | repositoryResourceListeners.setTarget(resourceSet); |
| 153 | resourceSet.eAdapters().add( |
| 154 | repositoryResourceListeners); |
| 155 | } |
| 156 | |
| 157 | @Override |
| 158 | public Object[] getElements(Saveable saveable) { |
| 159 | MySaveable s = (MySaveable)saveable; |
| 160 | if (!s.getResource().isLoaded()) { |
| 161 | try { |
| 162 | s.getResource().load(null); |
| 163 | } catch (IOException e) { |
| 164 | // TODO Auto-generated catch block |
| 165 | e.printStackTrace(); |
| 166 | } |
| 167 | } |
| 168 | EList objects = s.getResource().getContents(); |
| 169 | ArrayList result = new ArrayList(); |
| 170 | for (EObject o : (List<EObject>)objects) |
| 171 | { |
| 172 | result.add(o); |
| 173 | } |
| 174 | return result.toArray(); |
| 175 | } |
| 176 | |
| 177 | @Override |
| 178 | public Saveable getSaveable(Object element) { |
| 179 | if (element instanceof EObject) |
| 180 | { |
| 181 | EObject eElement = (EObject)element; |
| 182 | Resource r = eElement.eResource(); |
| 183 | Saveable saveable = new MySaveable(r); |
| 184 | return saveable; |
| 185 | } |
| 186 | return null; |
| 187 | } |
| 188 | |
| 189 | @Override |
| 190 | public Saveable[] getSaveables() { |
| 191 | ArrayList<MySaveable> result = new ArrayList<MySaveable>(); |
| 192 | for (Resource r : (List<Resource>) rs.getResources()) |
| 193 | { |
| 194 | result.add(new MySaveable(r)); |
| 195 | } |
| 196 | return result.toArray(new Saveable[]{}); |
| 197 | } |
| 198 | }; |
| 199 | |
| 200 | |
| 201 | /** |
| 202 | * @author Snowball |
| 203 | * This class is OBSOLETE and only left for demonstration purposes. |
| 204 | */ |
| 205 | public class PCMNavigatorContentProvider implements ITreeContentProvider, IAdaptable { |
| 206 | |
| 207 | private Object input; |
| 208 | final protected TransactionalEditingDomain editingDomain = null; |
| 209 | // TransactionalEditingDomain.Registry.INSTANCE |
| 210 | // .getEditingDomain(EditingDomainFactory.EDITING_DOMAIN_ID); |
| 211 | private StructuredViewer viewer; |
| 212 | private ComposedAdapterFactory adapterFactory; |
| 213 | private AdapterFactoryContentProvider contentProvider; |
| 214 | private MySaveablesProvider saveProvider = null; |
| 215 | private Hashtable<IProject,LinkedRepositoriesNode> myLinkedRepositoriesNodes = new Hashtable<IProject,LinkedRepositoriesNode>(); |
| 216 | |
| 217 | public PCMNavigatorContentProvider() |
| 218 | { |
| 219 | //saveProvider = new MySaveablesProvider(editingDomain.getResourceSet()); |
| 220 | |
| 221 | EContentAdapter repositoryResourceListeners = new EContentAdapter() { |
| 222 | public void notifyChanged(Notification notification) { |
| 223 | if (notification.getNotifier() instanceof ResourceSet) { |
| 224 | switch (notification.getFeatureID(ResourceSet.class)) { |
| 225 | case ResourceSet.RESOURCE_SET__RESOURCES: |
| 226 | if (notification.getEventType() == Notification.ADD) { |
| 227 | System.out.println("New Resource loaded..."); |
| 228 | viewer.refresh(); |
| 229 | } |
| 230 | break; |
| 231 | } |
| 232 | } else if (notification.getNotifier() instanceof Resource) { |
| 233 | switch (notification.getFeatureID(Resource.class)) { |
| 234 | case Resource.RESOURCE__IS_LOADED: |
| 235 | if (notification.getEventType() == Notification.SET) { |
| 236 | System.out.println("New Resource loaded..."); |
| 237 | viewer.refresh(); |
| 238 | } |
| 239 | break; |
| 240 | } |
| 241 | } |
| 242 | else { |
| 243 | super.notifyChanged(notification); |
| 244 | } |
| 245 | } |
| 246 | }; |
| 247 | repositoryResourceListeners.setTarget(editingDomain.getResourceSet()); |
| 248 | editingDomain.getResourceSet().eAdapters().add( |
| 249 | repositoryResourceListeners); |
| 250 | |
| 251 | adapterFactory = new ComposedAdapterFactory(); |
| 252 | adapterFactory |
| 253 | .addAdapterFactory(new ResourceItemProviderAdapterFactory()); |
| 254 | adapterFactory |
| 255 | .addAdapterFactory(new RepositoryItemProviderAdapterFactory()); |
| 256 | adapterFactory.addAdapterFactory(new SeffItemProviderAdapterFactory()); |
| 257 | adapterFactory |
| 258 | .addAdapterFactory(new ReflectiveItemProviderAdapterFactory()); |
| 259 | |
| 260 | AdapterFactory decoratorFactory = new CategoryAwareItemProviderAdapterFactory(adapterFactory, new PalladioCategoryDescriptions()); |
| 261 | |
| 262 | contentProvider = new AdapterFactoryContentProvider(decoratorFactory); |
| 263 | } |
| 264 | |
| 265 | /* (non-Javadoc) |
| 266 | * @see org.eclipse.jface.viewers.ITreeContentProvider#getChildren(java.lang.Object) |
| 267 | */ |
| 268 | public Object[] getChildren(Object parentElement) { |
| 269 | if (parentElement instanceof IProject) |
| 270 | { |
| 271 | ArrayList children = new ArrayList(); |
| 272 | children.add(myLinkedRepositoriesNodes.get(parentElement)); |
| 273 | return children.toArray(); |
| 274 | } |
| 275 | if (parentElement instanceof LinkedRepositoriesNode) |
| 276 | { |
| 277 | ArrayList resourceList = new ArrayList(); |
| 278 | for (Iterator it=editingDomain.getResourceSet().getResources().iterator(); |
| 279 | it.hasNext();) |
| 280 | { |
| 281 | Resource r = (Resource)it.next(); |
| 282 | if (!r.isLoaded()) |
| 283 | try { |
| 284 | r.load(new HashMap()); |
| 285 | } catch (IOException e) { |
| 286 | // TODO Auto-generated catch block |
| 287 | e.printStackTrace(); |
| 288 | } |
| 289 | if (r.isLoaded()) |
| 290 | { |
| 291 | Collection repositories = EcoreUtil.getObjectsByType(r.getContents(), RepositoryPackage.eINSTANCE.getRepository()); |
| 292 | resourceList.addAll(repositories); |
| 293 | } |
| 294 | } |
| 295 | return resourceList.toArray(); |
| 296 | } |
| 297 | if (parentElement instanceof EObject || parentElement instanceof GenericCategoryItemProvider) |
| 298 | { |
| 299 | return contentProvider.getChildren(parentElement); |
| 300 | } |
| 301 | return null; |
| 302 | } |
| 303 | |
| 304 | /* (non-Javadoc) |
| 305 | * @see org.eclipse.jface.viewers.ITreeContentProvider#getParent(java.lang.Object) |
| 306 | */ |
| 307 | public Object getParent(Object element) { |
| 308 | if (element instanceof LinkedRepositoriesNode) |
| 309 | return ((LinkedRepositoriesNode)element).getParent(); |
| 310 | if (element instanceof EObject) { |
| 311 | Object originalParent = contentProvider.getParent(element); |
| 312 | if (originalParent instanceof Resource) |
| 313 | return myLinkedRepositoriesNodes.get(ResourcesPlugin.getWorkspace().getRoot().getProjects()[0]); //TODO: Works only with one project in the workspace |
| 314 | return originalParent; |
| 315 | } |
| 316 | return null; |
| 317 | } |
| 318 | |
| 319 | /* (non-Javadoc) |
| 320 | * @see org.eclipse.jface.viewers.ITreeContentProvider#hasChildren(java.lang.Object) |
| 321 | */ |
| 322 | public boolean hasChildren(Object element) { |
| 323 | if (getChildren(element) == null) |
| 324 | return false; |
| 325 | return getChildren(element).length > 0; |
| 326 | } |
| 327 | |
| 328 | /* (non-Javadoc) |
| 329 | * @see org.eclipse.jface.viewers.IStructuredContentProvider#getElements(java.lang.Object) |
| 330 | */ |
| 331 | public Object[] getElements(Object inputElement) { |
| 332 | return getChildren(inputElement); |
| 333 | } |
| 334 | |
| 335 | /* (non-Javadoc) |
| 336 | * @see org.eclipse.jface.viewers.IContentProvider#dispose() |
| 337 | */ |
| 338 | public void dispose() { |
| 339 | } |
| 340 | |
| 341 | /* (non-Javadoc) |
| 342 | * @see org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object) |
| 343 | */ |
| 344 | public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { |
| 345 | input = newInput; |
| 346 | this.viewer = (StructuredViewer)viewer; |
| 347 | contentProvider.inputChanged(viewer, oldInput, newInput); |
| 348 | populateHashtable(); |
| 349 | } |
| 350 | |
| 351 | private void |
| 352 | populateHashtable() { |
| 353 | myLinkedRepositoriesNodes.clear(); |
| 354 | for (IProject p : ResourcesPlugin.getWorkspace().getRoot().getProjects()) |
| 355 | { |
| 356 | myLinkedRepositoriesNodes.put(p,new LinkedRepositoriesNode(p)); |
| 357 | } |
| 358 | } |
| 359 | |
| 360 | public Object getAdapter(Class adapter) { |
| 361 | //if (adapter == SaveablesProvider.class) |
| 362 | // return saveProvider; |
| 363 | return null; |
| 364 | } |
| 365 | |
| 366 | } |