| /******************************************************************************* |
| * Copyright (c) 2014, 2018 Willink Transformations and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v2.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v20.html |
| * |
| * Contributors: |
| * E.D.Willink - Initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ocl.examples.debug.stepper; |
| |
| import org.eclipse.jdt.annotation.NonNull; |
| import org.eclipse.jdt.annotation.Nullable; |
| import org.eclipse.ocl.examples.debug.vm.evaluator.VMEvaluationStepper; |
| import org.eclipse.ocl.pivot.Element; |
| import org.eclipse.ocl.pivot.Variable; |
| |
| public class VariableStepper extends AbstractStepper |
| { |
| public static @NonNull VariableStepper INSTANCE = new VariableStepper(); |
| |
| @Override |
| public @Nullable Element getFirstElement(@NonNull Element element) { |
| return element instanceof Variable ? ((Variable)element).getOwnedInit() : element; |
| } |
| |
| @Override |
| public @Nullable Element isPostStoppable(@NonNull VMEvaluationStepper rootVMEvaluationVisitor, @NonNull Element childElement, @Nullable Object result) { |
| return null; |
| } |
| } |
