/*******************************************************************************
* Copyright (c) 2009, 2014 SAP AG and others.
* 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:
* Axel Uhl - Initial API and implementation
*******************************************************************************/
package org.eclipse.ocl.ecore;
import org.eclipse.emf.ecore.EReference;
import org.eclipse.ocl.AbstractEvaluationEnvironment;
/**
* Introduces the {@link #navigateOppositeProperty(EReference, Object)} method to
* {@link AbstractEvaluationEnvironment} which implements this interface.
*
* @author Axel Uhl
* @since 3.1
*
*/
public interface EvaluationEnvironmentWithHiddenOpposites {
/**
* Obtains the value of the specified operation, for the given source element,
* according to the particular metamodel semantics.
*
* @param property the property to navigate in reverse direction
* @param source the source element from where to start navigating / querying
* @return the property value
*
* @throws IllegalArgumentException if the property is not supported by the
* element or by this environment
* @since 3.0
*/
Object navigateOppositeProperty(EReference property, Object source)
throws IllegalArgumentException;
}