| /******************************************************************************* |
| * Copyright (c) 2009, 2011 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.BooleanLiteralExp; |
| import org.eclipse.ocl.ecore.EnumLiteralExp; |
| import org.eclipse.ocl.ecore.IntegerLiteralExp; |
| import org.eclipse.ocl.ecore.InvalidLiteralExp; |
| import org.eclipse.ocl.ecore.NullLiteralExp; |
| import org.eclipse.ocl.ecore.OCLExpression; |
| import org.eclipse.ocl.ecore.RealLiteralExp; |
| import org.eclipse.ocl.ecore.StringLiteralExp; |
| import org.eclipse.ocl.ecore.UnlimitedNaturalLiteralExp; |
| import org.eclipse.ocl.examples.impactanalyzer.impl.OperationBodyToCallMapper; |
| import org.eclipse.ocl.examples.impactanalyzer.instanceScope.unusedEvaluation.UnusedEvaluationRequestFactory; |
| import org.eclipse.ocl.examples.impactanalyzer.instanceScope.unusedEvaluation.UnusedEvaluationRequestSet; |
| import org.eclipse.ocl.examples.impactanalyzer.util.AnnotatedEObject; |
| import org.eclipse.ocl.examples.impactanalyzer.util.OCLFactory; |
| import org.eclipse.ocl.examples.impactanalyzer.util.OperationCallExpKeyedSet; |
| |
| |
| public class EmptyTracebackStep extends AbstractTracebackStep<OCLExpression> { |
| |
| public EmptyTracebackStep(OCLExpression sourceExpression, EClass context, |
| OperationBodyToCallMapper operationBodyToCallMapper, Stack<String> tupleLiteralNamesToLookFor, TracebackStepCache tracebackStepCache, UnusedEvaluationRequestFactory unusedEvaluationRequestFactory, OCLFactory oclFactory) { |
| super(sourceExpression, tupleLiteralNamesToLookFor, tracebackStepCache.getOppositeEndFinder(), operationBodyToCallMapper, unusedEvaluationRequestFactory, oclFactory); |
| } |
| |
| /** |
| * When an {@link IntegerLiteralExp} or an {@link UnlimitedNaturalLiteralExp} or a {@link StringLiteralExp} or a |
| * {@link RealLiteralExp} or an {@link EnumLiteralExp} or a {@link BooleanLiteralExp} or a {@link NullLiteralExp} or an |
| * {@link InvalidLiteralExp} is traced back, an empty set is returned. |
| * |
| * @see AbstractTracebackStep#performSubsequentTraceback(AnnotatedEObject, UnusedEvaluationRequestSet, TracebackCache, Notification) |
| */ |
| @Override |
| protected OperationCallExpKeyedSet performSubsequentTraceback(AnnotatedEObject source, |
| UnusedEvaluationRequestSet pendingUnusedEvalRequests, org.eclipse.ocl.examples.impactanalyzer.instanceScope.traceback.TracebackCache tracebackCache, Notification changeEvent) { |
| return tracebackCache.getOperationCallExpKeyedSetFactory().emptySet(); |
| } |
| |
| } |