| /********************************************************************* |
| * Copyright (c) 2005, 2019 SAP SE |
| * |
| * This program and the accompanying materials are made |
| * available under the terms of the Eclipse Public License 2.0 |
| * which is available at https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * Contributors: |
| * SAP SE - initial API, implementation and documentation |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| **********************************************************************/ |
| package org.eclipse.graphiti.notification; |
| |
| import java.util.ArrayList; |
| |
| import org.eclipse.graphiti.dt.IDiagramTypeProvider; |
| import org.eclipse.graphiti.features.IFeatureProvider; |
| import org.eclipse.graphiti.features.context.impl.UpdateContext; |
| import org.eclipse.graphiti.mm.pictograms.PictogramElement; |
| |
| /** |
| * The Class DefaultNotificationService. |
| */ |
| public class DefaultNotificationService implements INotificationService { |
| |
| private IDiagramTypeProvider diagramTypeProvider; |
| |
| /** |
| * Creates a new {@link DefaultNotificationService}. |
| * |
| * @param diagramTypeProvider |
| * the diagram type provider |
| */ |
| public DefaultNotificationService(IDiagramTypeProvider diagramTypeProvider) { |
| this.diagramTypeProvider = diagramTypeProvider; |
| } |
| |
| /** |
| * Gets the diagram type provider. |
| * |
| * @return the diagram type provider |
| */ |
| protected IDiagramTypeProvider getDiagramTypeProvider() { |
| return this.diagramTypeProvider; |
| } |
| |
| /** |
| * Update dirty pictogram elements. |
| * |
| * @param dirtyPes |
| * the dirty pes |
| */ |
| public void updatePictogramElements(PictogramElement[] dirtyPes) { |
| final IDiagramTypeProvider dtp = getDiagramTypeProvider(); |
| final IFeatureProvider fp = dtp.getFeatureProvider(); |
| for (PictogramElement pe : dirtyPes) { |
| final UpdateContext updateContext = new UpdateContext(pe); |
| // fp.updateIfPossible(updateContext); |
| fp.updateIfPossibleAndNeeded(updateContext); |
| } |
| } |
| |
| /** |
| * Calculate linked pictogram elements. |
| * |
| * @param changedAndRelatedBOsList |
| * the changed and related BOs list |
| * @return the pictogram element[] |
| */ |
| protected PictogramElement[] calculateLinkedPictogramElements(ArrayList<Object> changedAndRelatedBOsList) { |
| ArrayList<PictogramElement> retList = new ArrayList<PictogramElement>(); |
| final IFeatureProvider featureProvider = getDiagramTypeProvider().getFeatureProvider(); |
| for (Object crbo : changedAndRelatedBOsList) { |
| final PictogramElement[] allPictogramElementsForBusinessObject = featureProvider.getAllPictogramElementsForBusinessObject(crbo); |
| for (PictogramElement pe : allPictogramElementsForBusinessObject) { |
| retList.add(pe); |
| } |
| } |
| return retList.toArray(new PictogramElement[0]); |
| } |
| |
| /** |
| * Calculate dirty pictogram elements. |
| * |
| * @param changedBOs |
| * the changed business objects |
| * @return the pictogram element[] |
| */ |
| public PictogramElement[] calculateRelatedPictogramElements(Object[] changedBOs) { |
| ArrayList<Object> changedAndRelatedBOsList = new ArrayList<Object>(); |
| for (Object cbo : changedBOs) { |
| changedAndRelatedBOsList.add(cbo); |
| } |
| Object[] relatedBOs = getDiagramTypeProvider().getRelatedBusinessObjects(changedBOs); |
| for (Object rbo : relatedBOs) { |
| changedAndRelatedBOsList.add(rbo); |
| } |
| |
| return calculateLinkedPictogramElements(changedAndRelatedBOsList); |
| } |
| |
| } |