| /***************************************************************************** |
| * 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.BindingConnector; |
| import org.eclipse.uml2.uml.ConnectableElement; |
| import org.eclipse.uml2.uml.Connector; |
| import org.eclipse.uml2.uml.ConnectorEnd; |
| import org.eclipse.uml2.uml.Type; |
| |
| /** |
| * 8.3.2.2 Binding Connector [1] The two ends of a binding connector must have |
| * either the same type or types that are compatible so that equality of their |
| * values can be defined. |
| * |
| */ |
| public class BindingConnectorSameEndsTypeModelConstraint extends AbstractModelConstraint { |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see |
| * org.eclipse.emf.validation.AbstractModelConstraint#validate(org.eclipse. |
| * emf.validation.IValidationContext) |
| */ |
| @Override |
| public IStatus validate(IValidationContext context) { |
| BindingConnector bindingConnector = (BindingConnector) context.getTarget(); |
| Connector connector = bindingConnector.getBase_Connector(); |
| if (connector != null) { |
| EList<ConnectorEnd> ends = connector.getEnds(); |
| Type sharedType = null; |
| for (ConnectorEnd connectorEnd : ends) { |
| ConnectableElement role = connectorEnd.getRole(); |
| if (role != null) { |
| Type type = role.getType(); |
| if (sharedType == null) { |
| sharedType = type; |
| } else if (!sharedType.equals(type)) { |
| return context.createFailureStatus(context.getTarget()); |
| } |
| } |
| } |
| } |
| return context.createSuccessStatus(); |
| } |
| |
| } |