plugins/core/org.eclipse.papyrus.sysml16.validation/src/org/eclipse/papyrus/sysml16/validation/rules/blocks/ConnectorPropertyReferOwnedConnectorModelConstraint.java

/*****************************************************************************
 * 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.validation.AbstractModelConstraint;
import org.eclipse.emf.validation.IValidationContext;
import org.eclipse.papyrus.sysml16.blocks.ConnectorProperty;
import org.eclipse.uml2.uml.Connector;
import org.eclipse.uml2.uml.Element;
import org.eclipse.uml2.uml.Property;

/**
 * 8.3.2.6 ConnectorProperty [2] The connector attribute of the applied
 * stereotype must refer to a connector owned or inherited by a block owning the
 * property on which the stereotype is applied.
 *
 */
public class ConnectorPropertyReferOwnedConnectorModelConstraint extends AbstractModelConstraint {

	/*
	 * (non-Javadoc)
	 * 
	 * @see
	 * org.eclipse.emf.validation.AbstractModelConstraint#validate(org.eclipse.
	 * emf.validation.IValidationContext)
	 */
	@Override
	public IStatus validate(IValidationContext context) {
		ConnectorProperty connectorProperty = (ConnectorProperty) context.getTarget();
		Property property = connectorProperty.getBase_Property();
		if (property != null) {
			Element owner = property.getOwner();
			if (owner != null) {
				Connector connector = connectorProperty.getConnector();
				if (connector != null) {
					if (!owner.equals(connector.getOwner())) {
						return context.createFailureStatus(context.getTarget());
					}
				}
			}
		}
		return context.createSuccessStatus();
	}

}