| /** |
| * <copyright> |
| * |
| * Copyright (c) 2013, 2019 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 |
| * |
| * </copyright> |
| */ |
| package org.eclipse.qvtd.pivot.qvtschedule.impl; |
| |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| |
| import org.eclipse.emf.common.notify.Notification; |
| import org.eclipse.emf.common.util.EList; |
| import org.eclipse.emf.ecore.EClass; |
| |
| import org.eclipse.emf.ecore.InternalEObject; |
| import org.eclipse.emf.ecore.impl.ENotificationImpl; |
| import org.eclipse.emf.ecore.util.EObjectResolvingEList; |
| import org.eclipse.jdt.annotation.NonNull; |
| import org.eclipse.jdt.annotation.Nullable; |
| import org.eclipse.ocl.pivot.Property; |
| import org.eclipse.ocl.pivot.internal.ElementImpl; |
| import org.eclipse.ocl.pivot.util.Visitor; |
| import org.eclipse.qvtd.pivot.qvtschedule.ConnectionEnd; |
| import org.eclipse.qvtd.pivot.qvtschedule.ConnectionRole; |
| import org.eclipse.qvtd.pivot.qvtschedule.EdgeConnection; |
| import org.eclipse.qvtd.pivot.qvtschedule.MappingPartition; |
| import org.eclipse.qvtd.pivot.qvtschedule.NavigableEdge; |
| import org.eclipse.qvtd.pivot.qvtschedule.Node; |
| import org.eclipse.qvtd.pivot.qvtschedule.Partition; |
| import org.eclipse.qvtd.pivot.qvtschedule.QVTschedulePackage; |
| import org.eclipse.qvtd.pivot.qvtschedule.Region; |
| import org.eclipse.qvtd.pivot.qvtschedule.Role; |
| import org.eclipse.qvtd.pivot.qvtschedule.util.QVTscheduleVisitor; |
| import org.eclipse.qvtd.pivot.qvtschedule.utilities.QVTscheduleUtil; |
| |
| import com.google.common.collect.Iterables; |
| import java.util.ArrayList; |
| import java.util.Collection; |
| |
| /** |
| * <!-- begin-user-doc --> |
| * An implementation of the model object '<em><b>Edge Connection</b></em>'. |
| * <!-- end-user-doc --> |
| * <p> |
| * The following features are implemented: |
| * </p> |
| * <ul> |
| * <li>{@link org.eclipse.qvtd.pivot.qvtschedule.impl.EdgeConnectionImpl#getReferredProperty <em>Referred Property</em>}</li> |
| * <li>{@link org.eclipse.qvtd.pivot.qvtschedule.impl.EdgeConnectionImpl#getMandatoryTargetEdges <em>Mandatory Target Edges</em>}</li> |
| * <li>{@link org.eclipse.qvtd.pivot.qvtschedule.impl.EdgeConnectionImpl#getPreferredTargetEdges <em>Preferred Target Edges</em>}</li> |
| * </ul> |
| * |
| * @generated |
| */ |
| public class EdgeConnectionImpl extends ConnectionImpl implements EdgeConnection |
| { |
| /** |
| * The number of structural features of the '<em>Edge Connection</em>' class. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| * @ordered |
| */ |
| public static final int EDGE_CONNECTION_FEATURE_COUNT = ConnectionImpl.CONNECTION_FEATURE_COUNT + 3; |
| /** |
| * The number of operations of the '<em>Edge Connection</em>' class. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| * @ordered |
| */ |
| public static final int EDGE_CONNECTION_OPERATION_COUNT = ConnectionImpl.CONNECTION_OPERATION_COUNT + 0; |
| |
| /** |
| * EdgeList duplicates changes to the lists-of-edges to the 'redundant' edge-to-role map. |
| */ |
| @SuppressWarnings("serial") |
| protected static class EdgeList extends EObjectResolvingEList<@NonNull NavigableEdge> |
| { |
| protected final @NonNull ConnectionRole connectionRole; |
| private final @NonNull Map<@NonNull NavigableEdge, @NonNull ConnectionRole> targetEnd2role; |
| |
| protected EdgeList(@NonNull EdgeConnectionImpl owner, int featureID, @NonNull ConnectionRole connectionRole) { |
| super(NavigableEdge.class, owner, featureID); |
| this.connectionRole = connectionRole; |
| this.targetEnd2role = owner.targetEnd2role; |
| } |
| |
| @Override |
| protected void didAdd(int index, @NonNull NavigableEdge newObject) { |
| targetEnd2role.put(newObject, connectionRole); |
| } |
| |
| @Override |
| protected void didRemove(int index, @NonNull NavigableEdge oldObject) { |
| targetEnd2role.remove(oldObject); |
| } |
| } |
| |
| /** |
| * The cached value of the '{@link #getReferredProperty() <em>Referred Property</em>}' reference. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @see #getReferredProperty() |
| * @generated |
| * @ordered |
| */ |
| protected Property referredProperty; |
| /** |
| * The cached value of the '{@link #getMandatoryTargetEdges() <em>Mandatory Target Edges</em>}' reference list. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @see #getMandatoryTargetEdges() |
| * @generated |
| * @ordered |
| */ |
| protected EList<NavigableEdge> mandatoryTargetEdges; |
| /** |
| * The cached value of the '{@link #getPreferredTargetEdges() <em>Preferred Target Edges</em>}' reference list. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @see #getPreferredTargetEdges() |
| * @generated |
| * @ordered |
| */ |
| protected EList<NavigableEdge> preferredTargetEdges; |
| /** |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| protected EdgeConnectionImpl() { |
| super(); |
| } |
| |
| /** |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| protected EClass eStaticClass() { |
| return QVTschedulePackage.Literals.EDGE_CONNECTION; |
| } |
| |
| /** |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| public Property getReferredProperty() { |
| if (referredProperty != null && referredProperty.eIsProxy()) { |
| InternalEObject oldReferredProperty = (InternalEObject)referredProperty; |
| referredProperty = (Property)eResolveProxy(oldReferredProperty); |
| if (referredProperty != oldReferredProperty) { |
| if (eNotificationRequired()) |
| eNotify(new ENotificationImpl(this, Notification.RESOLVE, ElementImpl.ELEMENT_FEATURE_COUNT + 7, oldReferredProperty, referredProperty)); |
| } |
| } |
| return referredProperty; |
| } |
| |
| /** |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| public Property basicGetReferredProperty() { |
| return referredProperty; |
| } |
| |
| /** |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| public void setReferredProperty(Property newReferredProperty) { |
| Property oldReferredProperty = referredProperty; |
| referredProperty = newReferredProperty; |
| if (eNotificationRequired()) |
| eNotify(new ENotificationImpl(this, Notification.SET, ElementImpl.ELEMENT_FEATURE_COUNT + 7, oldReferredProperty, referredProperty)); |
| } |
| |
| /** |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated NOT |
| */ |
| @Override |
| public List<NavigableEdge> getMandatoryTargetEdges() { |
| if (mandatoryTargetEdges == null) { |
| mandatoryTargetEdges = new EdgeList(this, QVTschedulePackage.Literals.EDGE_CONNECTION__MANDATORY_TARGET_EDGES.getFeatureID(), ConnectionRole.MANDATORY_EDGE); |
| } |
| return mandatoryTargetEdges; |
| } |
| |
| /** |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated NOT |
| */ |
| @Override |
| public List<NavigableEdge> getPreferredTargetEdges() { |
| if (preferredTargetEdges == null) { |
| preferredTargetEdges = new EdgeList(this, QVTschedulePackage.Literals.EDGE_CONNECTION__PREFERRED_TARGET_EDGES.getFeatureID(), ConnectionRole.PREFERRED_EDGE); |
| } |
| return preferredTargetEdges; |
| } |
| |
| /** |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| public Object eGet(int featureID, boolean resolve, boolean coreType) { |
| switch (featureID) { |
| case ElementImpl.ELEMENT_FEATURE_COUNT + 7: |
| if (resolve) return getReferredProperty(); |
| return basicGetReferredProperty(); |
| case ElementImpl.ELEMENT_FEATURE_COUNT + 8: |
| return getMandatoryTargetEdges(); |
| case ElementImpl.ELEMENT_FEATURE_COUNT + 9: |
| return getPreferredTargetEdges(); |
| } |
| return super.eGet(featureID, resolve, coreType); |
| } |
| |
| /** |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @SuppressWarnings("unchecked") |
| @Override |
| public void eSet(int featureID, Object newValue) { |
| switch (featureID) { |
| case ElementImpl.ELEMENT_FEATURE_COUNT + 7: |
| setReferredProperty((Property)newValue); |
| return; |
| case ElementImpl.ELEMENT_FEATURE_COUNT + 8: |
| getMandatoryTargetEdges().clear(); |
| getMandatoryTargetEdges().addAll((Collection<? extends NavigableEdge>)newValue); |
| return; |
| case ElementImpl.ELEMENT_FEATURE_COUNT + 9: |
| getPreferredTargetEdges().clear(); |
| getPreferredTargetEdges().addAll((Collection<? extends NavigableEdge>)newValue); |
| return; |
| } |
| super.eSet(featureID, newValue); |
| } |
| |
| /** |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| public void eUnset(int featureID) { |
| switch (featureID) { |
| case ElementImpl.ELEMENT_FEATURE_COUNT + 7: |
| setReferredProperty((Property)null); |
| return; |
| case ElementImpl.ELEMENT_FEATURE_COUNT + 8: |
| getMandatoryTargetEdges().clear(); |
| return; |
| case ElementImpl.ELEMENT_FEATURE_COUNT + 9: |
| getPreferredTargetEdges().clear(); |
| return; |
| } |
| super.eUnset(featureID); |
| } |
| |
| /** |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| public boolean eIsSet(int featureID) { |
| switch (featureID) { |
| case ElementImpl.ELEMENT_FEATURE_COUNT + 7: |
| return referredProperty != null; |
| case ElementImpl.ELEMENT_FEATURE_COUNT + 8: |
| return mandatoryTargetEdges != null && !mandatoryTargetEdges.isEmpty(); |
| case ElementImpl.ELEMENT_FEATURE_COUNT + 9: |
| return preferredTargetEdges != null && !preferredTargetEdges.isEmpty(); |
| } |
| return super.eIsSet(featureID); |
| } |
| |
| /** |
| * {@inheritDoc} |
| * @generated |
| */ |
| @SuppressWarnings("unchecked") |
| @Override |
| public <R> R accept(@NonNull Visitor<R> visitor) { |
| if (visitor instanceof QVTscheduleVisitor) { |
| return (R) ((QVTscheduleVisitor<?>)visitor).visitEdgeConnection(this); |
| } |
| else { |
| return super.accept(visitor); |
| } |
| } |
| |
| @Override |
| public boolean isMandatory() { |
| return false; |
| } |
| |
| @Override |
| public boolean isPassed() { |
| return false; |
| } |
| |
| private final @NonNull Map<@NonNull NavigableEdge, @NonNull ConnectionRole> targetEnd2role = new HashMap<>(); |
| |
| @Override |
| public void addUsedTargetEdge(@NonNull NavigableEdge targetEdge, boolean mustBeLater) { |
| // if (getSourceRegions().contains(targetEdge.getRegion())) { |
| // System.out.println("Cyclic dependency arbitrarily ignored: " + this); |
| // mergeRole(Connections.PREFERRED_EDGE); |
| // return; |
| // } |
| mergeRole(mustBeLater ? ConnectionRole.MANDATORY_EDGE : ConnectionRole.PREFERRED_EDGE); |
| ConnectionRole targetRole = getTargetRole(targetEdge); |
| assert targetRole == null; |
| putTargetRole(targetEdge, mustBeLater ? ConnectionRole.MANDATORY_EDGE : ConnectionRole.PREFERRED_EDGE); |
| targetEdge.setIncomingConnection(this); |
| // assert Sets.intersection(getSourceRegions(), getTargetRegions()).isEmpty(); |
| } |
| |
| @Override |
| public void destroy() { |
| for (@NonNull NavigableEdge sourceEdge : QVTscheduleUtil.getSourceEnds(this)) { |
| assert Iterables.contains(QVTscheduleUtil.getSourceEnds(this), sourceEdge); |
| // assert edge.getRegion() == getRegion(); |
| List<EdgeConnection> outgoingConnections2 = sourceEdge.getOutgoingConnections(); |
| assert outgoingConnections2 != null; |
| @SuppressWarnings("unused")boolean wasRemoved = outgoingConnections2.remove(this); |
| // assert wasRemoved; -- destroy subverts this |
| } |
| for (@NonNull NavigableEdge targetNode : targetEnd2role.keySet()) { |
| targetNode.setIncomingConnection(null); |
| } |
| targetEnd2role.clear(); |
| super.destroy(); |
| } |
| |
| @Override |
| public @NonNull Iterable<@NonNull Node> getSourceNodes() { |
| List<@NonNull Node> sourceNodes = new ArrayList<>(); |
| for (@NonNull NavigableEdge sourceEdge : QVTscheduleUtil.getSourceEnds(this)) { |
| Region sourceRegion = QVTscheduleUtil.getOwningRegion(sourceEdge); |
| Iterable<@NonNull MappingPartition> partitions = QVTscheduleUtil.getRegionPartitions(sourceRegion); |
| if (!Iterables.isEmpty(partitions)) { |
| for (@NonNull Partition sourcePartition : partitions) { |
| Role sourceRole = QVTscheduleUtil.getRole(sourcePartition, sourceEdge); |
| if ((sourceRole != null) &&!sourceRole.isChecked()) { // (sourceRole.isNew() || sourceRole.isLoaded())) { |
| sourceNodes.add(QVTscheduleUtil.getTargetNode(sourceEdge)); |
| } |
| } |
| } |
| else { |
| Role sourceRole = sourceEdge.getEdgeRole(); |
| if (!sourceRole.isChecked()) { //sourceRole.isNew() || sourceRole.isLoaded()) { |
| sourceNodes.add(QVTscheduleUtil.getTargetNode(sourceEdge)); |
| } |
| } |
| } |
| return sourceNodes; |
| } |
| |
| @Override |
| public @NonNull Set<@NonNull NavigableEdge> getTargetEdges() { |
| return targetEnd2role.keySet(); |
| } |
| |
| @Override |
| public @NonNull Set<@NonNull NavigableEdge> getTargetEnds() { |
| return targetEnd2role.keySet(); |
| } |
| |
| @Override |
| public @NonNull Iterable<@NonNull Node> getTargetNodes() { |
| List<@NonNull Node> targetNodes = new ArrayList<>(); |
| for (@NonNull NavigableEdge targetEdge : getTargetEdges()) { |
| targetNodes.add(targetEdge.getEdgeTarget()); |
| } |
| return targetNodes; |
| } |
| |
| @Override |
| public @Nullable ConnectionRole getTargetRole(@NonNull ConnectionEnd connectionEnd) { |
| return targetEnd2role.get(connectionEnd); |
| } |
| |
| @Override |
| public boolean isEdge2Edge() { |
| List<NavigableEdge> sourceEnds = QVTscheduleUtil.getSourceEnds(this); |
| Set<@NonNull NavigableEdge> targetEdges = getTargetEdges(); |
| return (sourceEnds.size() == 1) && (targetEdges.size() == 1); |
| } |
| |
| @Override |
| public boolean isPassed(@NonNull Partition targetPartition) { |
| return false; |
| } |
| |
| @Override |
| public @Nullable ConnectionRole putTargetRole(@NonNull NavigableEdge targetEdge, @NonNull ConnectionRole newConnectionRole) { |
| ConnectionRole oldConnectionRole = targetEnd2role.get(targetEdge); |
| switch (newConnectionRole) { |
| case MANDATORY_EDGE: getMandatoryTargetEdges().add(targetEdge); break; |
| case PREFERRED_EDGE: getPreferredTargetEdges().add(targetEdge); break; |
| default: throw new UnsupportedOperationException(newConnectionRole.toString()); |
| } |
| return oldConnectionRole; |
| } |
| |
| @Override |
| public @Nullable ConnectionRole removeTarget(@NonNull NavigableEdge targetEdge) { |
| if (getMandatoryTargetEdges().remove(targetEdge)) { |
| return ConnectionRole.MANDATORY_EDGE; |
| } |
| else if (getPreferredTargetEdges().remove(targetEdge)) { |
| return ConnectionRole.PREFERRED_EDGE; |
| } |
| else { |
| return null; |
| } |
| } |
| |
| /* @Override |
| public void removeTargetRegion(@NonNull Region targetRegion) { |
| for (@NonNull NavigableEdge targetEdge : Lists.newArrayList(getTargetEdges())) { |
| if (targetEdge.getOwningRegion() == targetRegion) { |
| targetEdge.setIncomingConnection(null); |
| removeTarget(targetEdge); |
| } |
| } |
| if (getTargetEdges().isEmpty()) { |
| destroy(); |
| } |
| } */ |
| } //EdgeConnectionImpl |
