| /***************************************************************************** |
| * Copyright (c) 2019 CEA LIST, 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: |
| * Nicolas FAUVERGUE (CEA LIST) nicolas.fauvergue@cea.fr - Initial API and implementation |
| * |
| *****************************************************************************/ |
| |
| package org.eclipse.papyrus.sysml16.validation.rules.blocks; |
| |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.emf.common.util.EList; |
| import org.eclipse.emf.validation.AbstractModelConstraint; |
| import org.eclipse.emf.validation.IValidationContext; |
| import org.eclipse.papyrus.sysml16.blocks.Block; |
| import org.eclipse.uml2.uml.Class; |
| import org.eclipse.uml2.uml.Connector; |
| import org.eclipse.uml2.uml.ConnectorEnd; |
| |
| /** |
| * 8.3.2.3 Block [2] The number of ends of a connector owned by a block must be |
| * exactly two. |
| */ |
| public class BlockConnectorTwoEndsModelConstraint extends AbstractModelConstraint { |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see |
| * org.eclipse.emf.validation.AbstractModelConstraint#validate(org.eclipse. |
| * emf.validation.IValidationContext) |
| */ |
| @Override |
| public IStatus validate(IValidationContext context) { |
| Block block = (Block) context.getTarget(); |
| Class clazz = block.getBase_Class(); |
| if (clazz != null) { |
| EList<Connector> ownedConnectors = clazz.getOwnedConnectors(); |
| for (Connector connector : ownedConnectors) { |
| EList<ConnectorEnd> ends = connector.getEnds(); |
| if (ends == null || ends.size() != 2) { |
| return context.createFailureStatus(context.getTarget()); |
| } |
| } |
| } |
| return context.createSuccessStatus(); |
| } |
| |
| } |