| /** |
| * Copyright (c) 2009-2010 Thales Corporate Services S.A.S. |
| * 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 |
| * https://www.eclipse.org/legal/epl-v2.0 |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * Thales Corporate Services S.A.S - initial API and implementation |
| * |
| */ |
| package org.eclipse.egf.model.pattern.adapter; |
| |
| import org.eclipse.egf.model.fcore.FcorePackage; |
| import org.eclipse.egf.model.pattern.Pattern; |
| import org.eclipse.egf.model.pattern.PatternPackage; |
| import org.eclipse.egf.model.pattern.Substitution; |
| import org.eclipse.emf.common.notify.Notification; |
| import org.eclipse.emf.common.notify.impl.AdapterImpl; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.ecore.EStructuralFeature; |
| import org.eclipse.emf.ecore.InternalEObject; |
| import org.eclipse.emf.ecore.impl.ENotificationImpl; |
| import org.eclipse.emf.ecore.util.EcoreUtil; |
| |
| /** |
| * @author Xavier Maysonnave |
| * |
| */ |
| public class SubstitutionAdapter extends AdapterImpl { |
| |
| private EObject _root; |
| |
| private Substitution _substitution; |
| |
| private EStructuralFeature _nameFeature = FcorePackage.Literals.NAMED_MODEL_ELEMENT__NAME; |
| |
| private EStructuralFeature _substitutionReplacedElementFeature = PatternPackage.Literals.SUBSTITUTION__REPLACED_ELEMENT; |
| |
| private AdapterImpl _nameAdapter = new AdapterImpl() { |
| |
| @Override |
| public void notifyChanged(Notification msg) { |
| if (msg.getEventType() == Notification.SET && msg.getFeature().equals(_nameFeature)) { |
| _substitution.eNotify(new ENotificationImpl((InternalEObject) _substitution, -1, _substitutionReplacedElementFeature, null, null) { |
| |
| @Override |
| public boolean isTouch() { |
| return true; |
| } |
| |
| }); |
| } |
| } |
| }; |
| |
| public SubstitutionAdapter(Substitution substitution) { |
| super(); |
| _substitution = substitution; |
| _substitution.eAdapters().add(this); |
| } |
| |
| @Override |
| public void notifyChanged(Notification notification) { |
| if (notification.getFeature() == null || notification.getFeature().equals(_substitutionReplacedElementFeature)) { |
| switch (notification.getEventType()) { |
| case Notification.SET: |
| case Notification.RESOLVE: |
| EObject newValue = EcoreUtil.getRootContainer((Pattern) notification.getNewValue(), true); |
| EObject oldValue = EcoreUtil.getRootContainer((Pattern) notification.getOldValue(), true); |
| if (oldValue != null && oldValue != notification.getOldValue()) { |
| oldValue.eAdapters().remove(_nameAdapter); |
| } |
| if (newValue != null && newValue != notification.getNewValue() && newValue.eAdapters().contains(_nameAdapter) == false) { |
| newValue.eAdapters().add(_nameAdapter); |
| _root = newValue; |
| } |
| break; |
| case Notification.REMOVING_ADAPTER: |
| if (_root != null) { |
| _root.eAdapters().remove(_nameAdapter); |
| } |
| break; |
| default: |
| return; // No notification |
| } |
| } |
| } |
| |
| } |