| /******************************************************************************* |
| * Copyright (c) 2011-2014 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 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * Eugen Neufeld - initial API and implementation |
| ******************************************************************************/ |
| package org.eclipse.emf.ecp.view.mappingdmr.tooling; |
| |
| import org.eclipse.core.databinding.observable.IObserving; |
| import org.eclipse.core.databinding.observable.value.IObservableValue; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.ecore.EStructuralFeature; |
| import org.eclipse.emf.ecp.view.model.common.ECPRendererTester; |
| import org.eclipse.emf.ecp.view.spi.context.ViewModelContext; |
| import org.eclipse.emf.ecp.view.spi.mappingdmr.model.VMappingDomainModelReference; |
| import org.eclipse.emf.ecp.view.spi.mappingdmr.model.VMappingdmrPackage; |
| import org.eclipse.emf.ecp.view.spi.model.VControl; |
| import org.eclipse.emf.ecp.view.spi.model.VElement; |
| import org.eclipse.emf.ecp.view.spi.model.VViewPackage; |
| import org.eclipse.emfforms.spi.common.report.ReportService; |
| import org.eclipse.emfforms.spi.core.services.databinding.DatabindingFailedException; |
| import org.eclipse.emfforms.spi.core.services.databinding.DatabindingFailedReport; |
| import org.eclipse.emfforms.spi.core.services.databinding.EMFFormsDatabinding; |
| |
| /** |
| * A Tester for the FeaturePathControl which is added as a child of a {@link VMappingDomainModelReference}. |
| * |
| * @author Eugen Neufeld |
| * |
| */ |
| public class FeaturePathDMRSubMappedEClassReferenceTester implements |
| ECPRendererTester { |
| |
| @Override |
| public int isApplicable(VElement vElement, ViewModelContext viewModelContext) { |
| |
| if (!VControl.class.isInstance(vElement)) { |
| return NOT_APPLICABLE; |
| } |
| |
| final VControl control = (VControl) vElement; |
| if (control.getDomainModelReference() == null) { |
| return NOT_APPLICABLE; |
| } |
| IObservableValue observableValue; |
| try { |
| observableValue = viewModelContext.getService(EMFFormsDatabinding.class) |
| .getObservableValue(control.getDomainModelReference(), viewModelContext.getDomainModel()); |
| } catch (final DatabindingFailedException ex) { |
| viewModelContext.getService(ReportService.class).report(new DatabindingFailedReport(ex)); |
| return NOT_APPLICABLE; |
| } |
| final EStructuralFeature feature = (EStructuralFeature) observableValue.getValueType(); |
| final EObject eObject = (EObject) ((IObserving) observableValue).getObserved(); |
| observableValue.dispose(); |
| |
| if (VMappingDomainModelReference.class.isInstance(eObject.eContainer()) |
| && VViewPackage.eINSTANCE |
| .getFeaturePathDomainModelReference_DomainModelEFeature() == feature) { |
| return 6; |
| } |
| if (VMappingDomainModelReference.class.isInstance(eObject) |
| && VMappingdmrPackage.eINSTANCE.getMappingDomainModelReference_DomainModelReference() == feature) { |
| return 6; |
| } |
| |
| return NOT_APPLICABLE; |
| } |
| } |