/******************************************************************************* * Copyright (c) 2008-2011 Chair for Applied Software Engineering, * Technische Universitaet Muenchen. * 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: ******************************************************************************/ package org.eclipse.emf.emfstore.common.model.provider; import org.eclipse.emf.ecore.EObject; import org.eclipse.emf.ecore.EStructuralFeature; import org.eclipse.emf.edit.provider.AdapterFactoryItemDelegator; import org.eclipse.emf.edit.provider.ComposedAdapterFactory; import org.eclipse.emf.edit.provider.IItemPropertyDescriptor; /** * Helps with validation of modelelements. * * @author naughton */ public final class ValidationConstraintHelper { private ValidationConstraintHelper() { } /** * Returns the structural feature specified by the feature name belonging to * the model element. * * @param modelElement * the modelElement * @param featureName * the featureName * @return the structuralFeature */ public static EStructuralFeature getErrorFeatureForModelElement( EObject modelElement, String featureName) { ComposedAdapterFactory adapterFactory = new ComposedAdapterFactory( ComposedAdapterFactory.Descriptor.Registry.INSTANCE); AdapterFactoryItemDelegator adapterFactoryItemDelegator = new AdapterFactoryItemDelegator( adapterFactory); IItemPropertyDescriptor itemPropertyDescriptor = adapterFactoryItemDelegator .getPropertyDescriptor(modelElement, featureName); EStructuralFeature errorFeature = (EStructuralFeature) itemPropertyDescriptor .getFeature(modelElement); adapterFactory.dispose(); return errorFeature; } }