| 1 | /* |
| 2 | * Copyright 2007, IPD, SDQ, University of Karlsruhe |
| 3 | */ |
| 4 | package de.uka.ipd.sdq.pcm.gmf.repository.edit.policies; |
| 5 | |
| 6 | import java.util.Iterator; |
| 7 | |
| 8 | import org.eclipse.emf.transaction.TransactionalEditingDomain; |
| 9 | import org.eclipse.gef.Request; |
| 10 | import org.eclipse.gef.commands.Command; |
| 11 | import org.eclipse.gef.commands.UnexecutableCommand; |
| 12 | import org.eclipse.gef.requests.ReconnectRequest; |
| 13 | import org.eclipse.gmf.runtime.common.core.command.ICommand; |
| 14 | import org.eclipse.gmf.runtime.common.core.command.ICompositeCommand; |
| 15 | import org.eclipse.gmf.runtime.diagram.core.commands.DeleteCommand; |
| 16 | import org.eclipse.gmf.runtime.diagram.ui.commands.CommandProxy; |
| 17 | import org.eclipse.gmf.runtime.diagram.ui.commands.ICommandProxy; |
| 18 | import org.eclipse.gmf.runtime.diagram.ui.editparts.IGraphicalEditPart; |
| 19 | import org.eclipse.gmf.runtime.diagram.ui.editpolicies.SemanticEditPolicy; |
| 20 | import org.eclipse.gmf.runtime.emf.commands.core.command.CompositeTransactionalCommand; |
| 21 | import org.eclipse.gmf.runtime.emf.type.core.IElementType; |
| 22 | import org.eclipse.gmf.runtime.emf.type.core.requests.ConfigureRequest; |
| 23 | import org.eclipse.gmf.runtime.emf.type.core.requests.CreateElementRequest; |
| 24 | import org.eclipse.gmf.runtime.emf.type.core.requests.CreateRelationshipRequest; |
| 25 | import org.eclipse.gmf.runtime.emf.type.core.requests.DestroyElementRequest; |
| 26 | import org.eclipse.gmf.runtime.emf.type.core.requests.DestroyReferenceRequest; |
| 27 | import org.eclipse.gmf.runtime.emf.type.core.requests.DestroyRequest; |
| 28 | import org.eclipse.gmf.runtime.emf.type.core.requests.DuplicateElementsRequest; |
| 29 | import org.eclipse.gmf.runtime.emf.type.core.requests.GetEditContextRequest; |
| 30 | import org.eclipse.gmf.runtime.emf.type.core.requests.IEditCommandRequest; |
| 31 | import org.eclipse.gmf.runtime.emf.type.core.requests.MoveRequest; |
| 32 | import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientReferenceRelationshipRequest; |
| 33 | import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientRelationshipRequest; |
| 34 | import org.eclipse.gmf.runtime.emf.type.core.requests.SetRequest; |
| 35 | import org.eclipse.gmf.runtime.notation.View; |
| 36 | |
| 37 | import de.uka.ipd.sdq.pcm.core.entity.InterfaceProvidingEntity; |
| 38 | import de.uka.ipd.sdq.pcm.core.entity.InterfaceRequiringEntity; |
| 39 | import de.uka.ipd.sdq.pcm.gmf.repository.edit.helpers.PalladioComponentModelBaseEditHelper; |
| 40 | import de.uka.ipd.sdq.pcm.gmf.repository.part.PalladioComponentModelVisualIDRegistry; |
| 41 | import de.uka.ipd.sdq.pcm.gmf.repository.providers.PalladioComponentModelElementTypes; |
| 42 | import de.uka.ipd.sdq.pcm.repository.CompleteComponentType; |
| 43 | import de.uka.ipd.sdq.pcm.repository.EventGroup; |
| 44 | import de.uka.ipd.sdq.pcm.repository.ImplementationComponentType; |
| 45 | import de.uka.ipd.sdq.pcm.repository.InfrastructureInterface; |
| 46 | import de.uka.ipd.sdq.pcm.repository.OperationInterface; |
| 47 | import de.uka.ipd.sdq.pcm.repository.ProvidesComponentType; |
| 48 | |
| 49 | /** |
| 50 | * @generated |
| 51 | */ |
| 52 | public class PalladioComponentModelBaseItemSemanticEditPolicy extends |
| 53 | SemanticEditPolicy { |
| 54 | |
| 55 | /** |
| 56 | * Extended request data key to hold editpart visual id. |
| 57 | * |
| 58 | * @generated |
| 59 | */ |
| 60 | public static final String VISUAL_ID_KEY = "visual_id"; //$NON-NLS-1$ |
| 61 | |
| 62 | /** |
| 63 | * @generated |
| 64 | */ |
| 65 | private final IElementType myElementType; |
| 66 | |
| 67 | /** |
| 68 | * @generated |
| 69 | */ |
| 70 | protected PalladioComponentModelBaseItemSemanticEditPolicy( |
| 71 | IElementType elementType) { |
| 72 | myElementType = elementType; |
| 73 | } |
| 74 | |
| 75 | /** |
| 76 | * Add visual id of edited editpart to extended data of the request |
| 77 | * so command switch can decide what kind of diagram element is being edited. |
| 78 | * It is done in those cases when it's not possible to deduce diagram |
| 79 | * element kind from domain element. |
| 80 | * |
| 81 | * @generated |
| 82 | */ |
| 83 | public Command getCommand(Request request) { |
| 84 | if (request instanceof ReconnectRequest) { |
| 85 | Object view = ((ReconnectRequest) request).getConnectionEditPart() |
| 86 | .getModel(); |
| 87 | if (view instanceof View) { |
| 88 | Integer id = new Integer(PalladioComponentModelVisualIDRegistry |
| 89 | .getVisualID((View) view)); |
| 90 | request.getExtendedData().put(VISUAL_ID_KEY, id); |
| 91 | } |
| 92 | } |
| 93 | return super.getCommand(request); |
| 94 | } |
| 95 | |
| 96 | /** |
| 97 | * Returns visual id from request parameters. |
| 98 | * |
| 99 | * @generated |
| 100 | */ |
| 101 | protected int getVisualID(IEditCommandRequest request) { |
| 102 | Object id = request.getParameter(VISUAL_ID_KEY); |
| 103 | return id instanceof Integer ? ((Integer) id).intValue() : -1; |
| 104 | } |
| 105 | |
| 106 | /** |
| 107 | * @generated |
| 108 | */ |
| 109 | protected Command getSemanticCommand(IEditCommandRequest request) { |
| 110 | IEditCommandRequest completedRequest = completeRequest(request); |
| 111 | Command semanticCommand = getSemanticCommandSwitch(completedRequest); |
| 112 | semanticCommand = getEditHelperCommand(completedRequest, |
| 113 | semanticCommand); |
| 114 | if (completedRequest instanceof DestroyRequest) { |
| 115 | DestroyRequest destroyRequest = (DestroyRequest) completedRequest; |
| 116 | return shouldProceed(destroyRequest) ? addDeleteViewCommand( |
| 117 | semanticCommand, destroyRequest) : null; |
| 118 | } |
| 119 | return semanticCommand; |
| 120 | } |
| 121 | |
| 122 | /** |
| 123 | * @generated |
| 124 | */ |
| 125 | protected Command addDeleteViewCommand(Command mainCommand, |
| 126 | DestroyRequest completedRequest) { |
| 127 | Command deleteViewCommand = getGEFWrapper(new DeleteCommand( |
| 128 | getEditingDomain(), (View) getHost().getModel())); |
| 129 | return mainCommand == null ? deleteViewCommand : mainCommand |
| 130 | .chain(deleteViewCommand); |
| 131 | } |
| 132 | |
| 133 | /** |
| 134 | * @generated |
| 135 | */ |
| 136 | private Command getEditHelperCommand(IEditCommandRequest request, |
| 137 | Command editPolicyCommand) { |
| 138 | if (editPolicyCommand != null) { |
| 139 | ICommand command = editPolicyCommand instanceof ICommandProxy ? ((ICommandProxy) editPolicyCommand) |
| 140 | .getICommand() |
| 141 | : new CommandProxy(editPolicyCommand); |
| 142 | request.setParameter( |
| 143 | PalladioComponentModelBaseEditHelper.EDIT_POLICY_COMMAND, |
| 144 | command); |
| 145 | } |
| 146 | IElementType requestContextElementType = getContextElementType(request); |
| 147 | request.setParameter( |
| 148 | PalladioComponentModelBaseEditHelper.CONTEXT_ELEMENT_TYPE, |
| 149 | requestContextElementType); |
| 150 | ICommand command = requestContextElementType.getEditCommand(request); |
| 151 | request.setParameter( |
| 152 | PalladioComponentModelBaseEditHelper.EDIT_POLICY_COMMAND, null); |
| 153 | request |
| 154 | .setParameter( |
| 155 | PalladioComponentModelBaseEditHelper.CONTEXT_ELEMENT_TYPE, |
| 156 | null); |
| 157 | if (command != null) { |
| 158 | if (!(command instanceof CompositeTransactionalCommand)) { |
| 159 | command = new CompositeTransactionalCommand(getEditingDomain(), |
| 160 | command.getLabel()).compose(command); |
| 161 | } |
| 162 | return new ICommandProxy(command); |
| 163 | } |
| 164 | return editPolicyCommand; |
| 165 | } |
| 166 | |
| 167 | /** |
| 168 | * @generated |
| 169 | */ |
| 170 | private IElementType getContextElementType(IEditCommandRequest request) { |
| 171 | IElementType requestContextElementType = PalladioComponentModelElementTypes |
| 172 | .getElementType(getVisualID(request)); |
| 173 | return requestContextElementType != null ? requestContextElementType |
| 174 | : myElementType; |
| 175 | } |
| 176 | |
| 177 | /** |
| 178 | * @generated |
| 179 | */ |
| 180 | protected Command getSemanticCommandSwitch(IEditCommandRequest req) { |
| 181 | if (req instanceof CreateRelationshipRequest) { |
| 182 | return getCreateRelationshipCommand((CreateRelationshipRequest) req); |
| 183 | } else if (req instanceof CreateElementRequest) { |
| 184 | return getCreateCommand((CreateElementRequest) req); |
| 185 | } else if (req instanceof ConfigureRequest) { |
| 186 | return getConfigureCommand((ConfigureRequest) req); |
| 187 | } else if (req instanceof DestroyElementRequest) { |
| 188 | return getDestroyElementCommand((DestroyElementRequest) req); |
| 189 | } else if (req instanceof DestroyReferenceRequest) { |
| 190 | return getDestroyReferenceCommand((DestroyReferenceRequest) req); |
| 191 | } else if (req instanceof DuplicateElementsRequest) { |
| 192 | return getDuplicateCommand((DuplicateElementsRequest) req); |
| 193 | } else if (req instanceof GetEditContextRequest) { |
| 194 | return getEditContextCommand((GetEditContextRequest) req); |
| 195 | } else if (req instanceof MoveRequest) { |
| 196 | return getMoveCommand((MoveRequest) req); |
| 197 | } else if (req instanceof ReorientReferenceRelationshipRequest) { |
| 198 | return getReorientReferenceRelationshipCommand((ReorientReferenceRelationshipRequest) req); |
| 199 | } else if (req instanceof ReorientRelationshipRequest) { |
| 200 | return getReorientRelationshipCommand((ReorientRelationshipRequest) req); |
| 201 | } else if (req instanceof SetRequest) { |
| 202 | return getSetCommand((SetRequest) req); |
| 203 | } |
| 204 | return null; |
| 205 | } |
| 206 | |
| 207 | /** |
| 208 | * @generated |
| 209 | */ |
| 210 | protected Command getConfigureCommand(ConfigureRequest req) { |
| 211 | return null; |
| 212 | } |
| 213 | |
| 214 | /** |
| 215 | * @generated |
| 216 | */ |
| 217 | protected Command getCreateRelationshipCommand(CreateRelationshipRequest req) { |
| 218 | return null; |
| 219 | } |
| 220 | |
| 221 | /** |
| 222 | * @generated |
| 223 | */ |
| 224 | protected Command getCreateCommand(CreateElementRequest req) { |
| 225 | return null; |
| 226 | } |
| 227 | |
| 228 | /** |
| 229 | * @generated |
| 230 | */ |
| 231 | protected Command getSetCommand(SetRequest req) { |
| 232 | return null; |
| 233 | } |
| 234 | |
| 235 | /** |
| 236 | * @generated |
| 237 | */ |
| 238 | protected Command getEditContextCommand(GetEditContextRequest req) { |
| 239 | return null; |
| 240 | } |
| 241 | |
| 242 | /** |
| 243 | * @generated |
| 244 | */ |
| 245 | protected Command getDestroyElementCommand(DestroyElementRequest req) { |
| 246 | return null; |
| 247 | } |
| 248 | |
| 249 | /** |
| 250 | * @generated |
| 251 | */ |
| 252 | protected Command getDestroyReferenceCommand(DestroyReferenceRequest req) { |
| 253 | return null; |
| 254 | } |
| 255 | |
| 256 | /** |
| 257 | * @generated |
| 258 | */ |
| 259 | protected Command getDuplicateCommand(DuplicateElementsRequest req) { |
| 260 | return null; |
| 261 | } |
| 262 | |
| 263 | /** |
| 264 | * @generated |
| 265 | */ |
| 266 | protected Command getMoveCommand(MoveRequest req) { |
| 267 | return null; |
| 268 | } |
| 269 | |
| 270 | /** |
| 271 | * @generated |
| 272 | */ |
| 273 | protected Command getReorientReferenceRelationshipCommand( |
| 274 | ReorientReferenceRelationshipRequest req) { |
| 275 | return UnexecutableCommand.INSTANCE; |
| 276 | } |
| 277 | |
| 278 | /** |
| 279 | * @generated |
| 280 | */ |
| 281 | protected Command getReorientRelationshipCommand( |
| 282 | ReorientRelationshipRequest req) { |
| 283 | return UnexecutableCommand.INSTANCE; |
| 284 | } |
| 285 | |
| 286 | /** |
| 287 | * @generated |
| 288 | */ |
| 289 | protected final Command getGEFWrapper(ICommand cmd) { |
| 290 | return new ICommandProxy(cmd); |
| 291 | } |
| 292 | |
| 293 | /** |
| 294 | * Returns editing domain from the host edit part. |
| 295 | * |
| 296 | * @generated |
| 297 | */ |
| 298 | protected TransactionalEditingDomain getEditingDomain() { |
| 299 | return ((IGraphicalEditPart) getHost()).getEditingDomain(); |
| 300 | } |
| 301 | |
| 302 | /** |
| 303 | * Clean all shortcuts to the host element from the same diagram |
| 304 | * @generated |
| 305 | */ |
| 306 | protected void addDestroyShortcutsCommand(ICompositeCommand cmd, View view) { |
| 307 | assert view.getEAnnotation("Shortcut") == null; //$NON-NLS-1$ |
| 308 | for (Iterator it = view.getDiagram().getChildren().iterator(); it |
| 309 | .hasNext();) { |
| 310 | View nextView = (View) it.next(); |
| 311 | if (nextView.getEAnnotation("Shortcut") == null || !nextView.isSetElement() || nextView.getElement() != view.getElement()) { //$NON-NLS-1$ |
| 312 | continue; |
| 313 | } |
| 314 | cmd.add(new DeleteCommand(getEditingDomain(), nextView)); |
| 315 | } |
| 316 | } |
| 317 | |
| 318 | /** |
| 319 | * @generated |
| 320 | */ |
| 321 | public static class LinkConstraints { |
| 322 | |
| 323 | /** |
| 324 | * @generated |
| 325 | */ |
| 326 | public static boolean canCreateOperationProvidedRole_4105( |
| 327 | InterfaceProvidingEntity source, OperationInterface target) { |
| 328 | return canExistOperationProvidedRole_4105(source, target); |
| 329 | } |
| 330 | |
| 331 | /** |
| 332 | * @generated |
| 333 | */ |
| 334 | public static boolean canCreateInfrastructureProvidedRole_4111( |
| 335 | InterfaceProvidingEntity source, InfrastructureInterface target) { |
| 336 | return canExistInfrastructureProvidedRole_4111(source, target); |
| 337 | } |
| 338 | |
| 339 | /** |
| 340 | * @generated |
| 341 | */ |
| 342 | public static boolean canCreateInfrastructureRequiredRole_4112( |
| 343 | InterfaceRequiringEntity source, InfrastructureInterface target) { |
| 344 | return canExistInfrastructureRequiredRole_4112(source, target); |
| 345 | } |
| 346 | |
| 347 | /** |
| 348 | * @generated |
| 349 | */ |
| 350 | public static boolean canCreateSinkRole_4109( |
| 351 | InterfaceProvidingEntity source, EventGroup target) { |
| 352 | return canExistSinkRole_4109(source, target); |
| 353 | } |
| 354 | |
| 355 | /** |
| 356 | * @generated |
| 357 | */ |
| 358 | public static boolean canCreateOperationRequiredRole_4106( |
| 359 | InterfaceRequiringEntity source, OperationInterface target) { |
| 360 | return canExistOperationRequiredRole_4106(source, target); |
| 361 | } |
| 362 | |
| 363 | /** |
| 364 | * @generated |
| 365 | */ |
| 366 | public static boolean canCreateImplementationComponentTypeParentCompleteComponentTypes_4103( |
| 367 | ImplementationComponentType source, CompleteComponentType target) { |
| 368 | if (source != null) { |
| 369 | if (source.getParentCompleteComponentTypes().contains(target)) { |
| 370 | return false; |
| 371 | } |
| 372 | } |
| 373 | |
| 374 | return canExistImplementationComponentTypeParentCompleteComponentTypes_4103( |
| 375 | source, target); |
| 376 | } |
| 377 | |
| 378 | /** |
| 379 | * @generated |
| 380 | */ |
| 381 | public static boolean canCreateCompleteComponentTypeParentProvidesComponentTypes_4104( |
| 382 | CompleteComponentType source, ProvidesComponentType target) { |
| 383 | if (source != null) { |
| 384 | if (source.getParentProvidesComponentTypes().contains(target)) { |
| 385 | return false; |
| 386 | } |
| 387 | } |
| 388 | |
| 389 | return canExistCompleteComponentTypeParentProvidesComponentTypes_4104( |
| 390 | source, target); |
| 391 | } |
| 392 | |
| 393 | /** |
| 394 | * @generated |
| 395 | */ |
| 396 | public static boolean canCreateSourceRole_4110( |
| 397 | InterfaceRequiringEntity source, EventGroup target) { |
| 398 | return canExistSourceRole_4110(source, target); |
| 399 | } |
| 400 | |
| 401 | /** |
| 402 | * @generated |
| 403 | */ |
| 404 | public static boolean canExistOperationProvidedRole_4105( |
| 405 | InterfaceProvidingEntity source, OperationInterface target) { |
| 406 | return true; |
| 407 | } |
| 408 | |
| 409 | /** |
| 410 | * @generated |
| 411 | */ |
| 412 | public static boolean canExistInfrastructureProvidedRole_4111( |
| 413 | InterfaceProvidingEntity source, InfrastructureInterface target) { |
| 414 | return true; |
| 415 | } |
| 416 | |
| 417 | /** |
| 418 | * @generated |
| 419 | */ |
| 420 | public static boolean canExistInfrastructureRequiredRole_4112( |
| 421 | InterfaceRequiringEntity source, InfrastructureInterface target) { |
| 422 | return true; |
| 423 | } |
| 424 | |
| 425 | /** |
| 426 | * @generated |
| 427 | */ |
| 428 | public static boolean canExistSinkRole_4109( |
| 429 | InterfaceProvidingEntity source, EventGroup target) { |
| 430 | return true; |
| 431 | } |
| 432 | |
| 433 | /** |
| 434 | * @generated |
| 435 | */ |
| 436 | public static boolean canExistOperationRequiredRole_4106( |
| 437 | InterfaceRequiringEntity source, OperationInterface target) { |
| 438 | return true; |
| 439 | } |
| 440 | |
| 441 | /** |
| 442 | * @generated |
| 443 | */ |
| 444 | public static boolean canExistImplementationComponentTypeParentCompleteComponentTypes_4103( |
| 445 | ImplementationComponentType source, CompleteComponentType target) { |
| 446 | return true; |
| 447 | } |
| 448 | |
| 449 | /** |
| 450 | * @generated |
| 451 | */ |
| 452 | public static boolean canExistCompleteComponentTypeParentProvidesComponentTypes_4104( |
| 453 | CompleteComponentType source, ProvidesComponentType target) { |
| 454 | return true; |
| 455 | } |
| 456 | |
| 457 | /** |
| 458 | * @generated |
| 459 | */ |
| 460 | public static boolean canExistSourceRole_4110( |
| 461 | InterfaceRequiringEntity source, EventGroup target) { |
| 462 | return true; |
| 463 | } |
| 464 | |
| 465 | } |
| 466 | |
| 467 | } |