/*******************************************************************************
* 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:
* SAP AG - initial API and implementation
******************************************************************************/
package org.eclipse.ocl.examples.impactanalyzer.instanceScope.traceback;
import java.util.Stack;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.ocl.ecore.LetExp;
import org.eclipse.ocl.ecore.OCLExpression;
import org.eclipse.ocl.examples.impactanalyzer.impl.OperationBodyToCallMapper;
import org.eclipse.ocl.examples.impactanalyzer.instanceScope.unusedEvaluation.UnusedEvaluationRequestFactory;
import org.eclipse.ocl.examples.impactanalyzer.util.AnnotatedEObject;
import org.eclipse.ocl.examples.impactanalyzer.util.OCLFactory;
/**
* When a {@link LetExp} is traced back, it calls the {@link TracebackStep#traceback(AnnotatedEObject, UnusedEvaluationRequestSet, TracebackCache, Notification)}
* function for its in-expression, forwarding the <code>source</code> object, the (possibly modified)
* <code>pendingUnusedEvalRequests</code> and the <code>tracebackCache</code>.
*
* @see AbstractTracebackStep#performSubsequentTraceback(AnnotatedEObject, UnusedEvaluationRequestSet, TracebackCache, Notification)
*/
public class LetTracebackStep extends BranchingTracebackStep<LetExp> {
public LetTracebackStep(LetExp sourceExpression, EClass context, OperationBodyToCallMapper operationBodyToCallMapper,
Stack<String> tupleLiteralNamesToLookFor, TracebackStepCache tracebackStepCache, UnusedEvaluationRequestFactory unusedEvaluationRequestFactory, OCLFactory oclFactory) {
super(sourceExpression, tupleLiteralNamesToLookFor, tracebackStepCache.getOppositeEndFinder(), operationBodyToCallMapper, unusedEvaluationRequestFactory, oclFactory);
getSteps().add(createTracebackStepAndScopeChange(sourceExpression, (OCLExpression) ((LetExp) sourceExpression).getIn(),
context, operationBodyToCallMapper, tupleLiteralNamesToLookFor, tracebackStepCache));
}
}