| /******************************************************************************* |
| * Copyright (c) 2015, 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 |
| *******************************************************************************/ |
| package org.eclipse.qvtd.compiler.internal.qvtr2qvts; |
| |
| import org.eclipse.jdt.annotation.NonNull; |
| import org.eclipse.jdt.annotation.Nullable; |
| import org.eclipse.ocl.pivot.Property; |
| import org.eclipse.ocl.pivot.VariableDeclaration; |
| import org.eclipse.qvtd.compiler.internal.qvtb2qvts.AbstractTransformationAnalysis; |
| import org.eclipse.qvtd.compiler.internal.qvtc2qvtu.QVTuConfiguration; |
| import org.eclipse.qvtd.compiler.internal.qvtr2qvts.trace.RelationAnalysis2TraceClass; |
| import org.eclipse.qvtd.compiler.internal.qvtr2qvts.trace.VariableDeclaration2TraceProperty; |
| import org.eclipse.qvtd.pivot.qvtrelation.Relation; |
| import org.eclipse.qvtd.pivot.qvtrelation.utilities.QVTrelationUtil; |
| import org.eclipse.qvtd.pivot.qvtschedule.Node; |
| import org.eclipse.qvtd.pivot.qvtschedule.Role; |
| import org.eclipse.qvtd.pivot.qvtschedule.RuleRegion; |
| import org.eclipse.qvtd.pivot.qvtschedule.Node.Utility; |
| |
| /** |
| * A SharedAggregatorRelationAnalysis provides the analysis of a non-top QVTr mapping with a DataTY[pe roor variable. |
| */ |
| public class SharedAggregatorRelationAnalysis extends RelationAnalysis |
| { |
| public SharedAggregatorRelationAnalysis(@NonNull AbstractTransformationAnalysis transformationAnalysis, @NonNull QVTuConfiguration qvtuConfiguration, @NonNull RuleRegion ruleRegion) { |
| super(transformationAnalysis, qvtuConfiguration, ruleRegion); |
| } |
| |
| @Override |
| public boolean isSharedAggregator() { |
| return true; |
| } |
| |
| @Override |
| protected void synthesizeTraceEdges(@NonNull Node traceNode, @Nullable Node dispatchNode) { |
| super.synthesizeTraceEdges(traceNode, dispatchNode); |
| RelationAnalysis2TraceClass ruleAnalysis2traceClass = getRuleAnalysis2TraceGroup().getRuleAnalysis2TraceClass(); |
| for (@NonNull VariableDeclaration2TraceProperty variableDeclaration2traceProperty : ruleAnalysis2traceClass.getVariableDeclaration2TraceProperties()) { |
| VariableDeclaration tracedVariable = variableDeclaration2traceProperty.getOverridingVariable(); |
| Node targetNode = region.getNode(tracedVariable); |
| assert targetNode != null; |
| if (targetNode.isOld()) { |
| Property traceProperty = variableDeclaration2traceProperty.getTraceProperty(); |
| createSharedEdge(Role.REALIZED, targetNode, traceProperty, traceNode); |
| } |
| } |
| } |
| |
| @Override |
| protected @NonNull Node synthesizeTraceNode() { |
| Relation relation = getRule(); |
| VariableDeclaration traceVariable = QVTrelationUtil.getTraceVariable(relation); |
| Node traceNode = createRealizedStepNode(traceVariable); |
| traceNode.setUtility(Utility.TRACE); |
| return traceNode; |
| } |
| } |