| /******************************************************************************* |
| * Copyright (c) 2011-2015 EclipseSource Muenchen GmbH and others. |
| * |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Eugen - initial API and implementation |
| ******************************************************************************/ |
| package org.eclipse.emfforms.internal.core.services.mappingprovider; |
| |
| import java.util.Collections; |
| import java.util.LinkedHashSet; |
| import java.util.Set; |
| |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.ecp.common.spi.UniqueSetting; |
| import org.eclipse.emf.ecp.view.spi.model.VDomainModelReference; |
| import org.eclipse.emfforms.spi.common.report.AbstractReport; |
| import org.eclipse.emfforms.spi.common.report.ReportService; |
| import org.eclipse.emfforms.spi.core.services.mappingprovider.EMFFormsMappingProvider; |
| import org.eclipse.emfforms.spi.core.services.mappingprovider.EMFFormsMappingProviderManager; |
| import org.osgi.service.component.annotations.Component; |
| import org.osgi.service.component.annotations.Reference; |
| import org.osgi.service.component.annotations.ReferenceCardinality; |
| import org.osgi.service.component.annotations.ReferencePolicy; |
| |
| /** |
| * @author Eugen |
| * |
| */ |
| @Component |
| public class EMFFormsMappingProviderManagerImpl implements EMFFormsMappingProviderManager { |
| |
| private final Set<EMFFormsMappingProvider> mappingProviders = new LinkedHashSet<EMFFormsMappingProvider>(); |
| private ReportService reportService; |
| |
| /** |
| * Called by the framework to add an {@link EMFFormsMappingProvider}. |
| * |
| * @param emfFormsMappingProvider The {@link EMFFormsMappingProvider} |
| */ |
| |
| @Reference(cardinality = ReferenceCardinality.MULTIPLE, policy = ReferencePolicy.DYNAMIC) |
| protected void addEMFFormsMappingProvider(EMFFormsMappingProvider emfFormsMappingProvider) { |
| mappingProviders.add(emfFormsMappingProvider); |
| } |
| |
| /** |
| * Called by the framework to remove an {@link EMFFormsMappingProvider}. |
| * |
| * @param emfFormsMappingProvider The {@link EMFFormsMappingProvider} |
| */ |
| protected void removeEMFFormsMappingProvider(EMFFormsMappingProvider emfFormsMappingProvider) { |
| mappingProviders.remove(emfFormsMappingProvider); |
| } |
| |
| /** |
| * Sets the {@link ReportService}. |
| * |
| * @param reportService The {@link ReportService} |
| */ |
| @Reference |
| protected void setReportService(ReportService reportService) { |
| this.reportService = reportService; |
| } |
| |
| /** |
| * {@inheritDoc} |
| * |
| * @see org.eclipse.emfforms.spi.core.services.mappingprovider.EMFFormsMappingProviderManager#getAllSettingsFor(org.eclipse.emf.ecp.view.spi.model.VDomainModelReference, |
| * org.eclipse.emf.ecore.EObject) |
| */ |
| @Override |
| public Set<UniqueSetting> getAllSettingsFor(VDomainModelReference domainModelReference, EObject domainObject) { |
| EMFFormsMappingProvider bestMappingProvider = null; |
| double bestScore = EMFFormsMappingProvider.NOT_APPLICABLE; |
| |
| for (final EMFFormsMappingProvider mappingProvider : mappingProviders) { |
| final double score = mappingProvider.isApplicable(domainModelReference, domainObject); |
| if (score > bestScore) { |
| bestMappingProvider = mappingProvider; |
| bestScore = score; |
| } |
| } |
| if (bestMappingProvider == null) { |
| reportService.report(new AbstractReport("Warning: No applicable EMFFormsMappingProvider was found.")); //$NON-NLS-1$ |
| return Collections.emptySet(); |
| } |
| return bestMappingProvider.getMappingFor(domainModelReference, domainObject); |
| } |
| } |