| /******************************************************************************* |
| * Copyright (c) 2014, 2015 Willink Transformations 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: |
| * E.D.Willink - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.qvtd.pivot.qvtimperative.evaluation; |
| |
| import java.io.IOException; |
| import java.util.Map; |
| |
| import org.eclipse.emf.common.util.URI; |
| import org.eclipse.emf.ecore.resource.Resource; |
| import org.eclipse.emf.ecore.xmi.XMLResource; |
| import org.eclipse.jdt.annotation.NonNull; |
| import org.eclipse.jdt.annotation.Nullable; |
| import org.eclipse.ocl.pivot.Variable; |
| import org.eclipse.ocl.pivot.evaluation.EvaluationEnvironment; |
| import org.eclipse.ocl.pivot.evaluation.EvaluationVisitor; |
| import org.eclipse.ocl.pivot.internal.complete.StandardLibraryInternal; |
| import org.eclipse.ocl.pivot.internal.manager.MetamodelManagerInternal; |
| import org.eclipse.ocl.pivot.utilities.NameUtil; |
| import org.eclipse.qvtd.pivot.qvtbase.Transformation; |
| import org.eclipse.qvtd.pivot.qvtbase.TypedModel; |
| import org.eclipse.qvtd.pivot.qvtbase.utilities.QVTbaseUtil; |
| |
| /** |
| * A QVTiPivotEvaluator supports loading a compiled transformation and models, performing a transformation |
| * and then saving the models. |
| * @see QVTiXtextEvaluator |
| */ |
| public class QVTiPivotEvaluator implements EvaluationMonitor |
| { |
| protected final @NonNull QVTiEnvironmentFactory environmentFactory; |
| protected final @NonNull Transformation transformation; |
| protected final @NonNull QVTiModelManager modelManager; |
| private EvaluationMonitor monitor = null; |
| private boolean canceled = false; |
| |
| public QVTiPivotEvaluator(@NonNull QVTiEnvironmentFactory environmentFactory, @NonNull Transformation transformation) { |
| this.environmentFactory = environmentFactory; |
| this.transformation = transformation; |
| QVTiTransformationAnalysis transformationAnalysis = environmentFactory.createTransformationAnalysis(); |
| transformationAnalysis.analyzeTransformation(transformation); |
| this.modelManager = environmentFactory.createModelManager(transformationAnalysis); |
| } |
| |
| /** |
| * Adds the model. |
| */ |
| public void addModel(@NonNull TypedModel typedModel, @NonNull Resource resource) { |
| modelManager.addModel(typedModel, resource); |
| } |
| |
| @Override |
| public void cancel() { |
| if (monitor != null) { |
| monitor.cancel(); |
| } |
| else { |
| canceled = true; |
| } |
| } |
| |
| /** |
| * Creates the modelURI and binds it to the named TypedModel. |
| */ |
| @Deprecated |
| public void createModel(@NonNull String name, @NonNull URI modelURI) { |
| createModel(name, modelURI, null); |
| } |
| public void createModel(@NonNull String name, @NonNull URI modelURI, String contentType) { |
| TypedModel typedModel = NameUtil.getNameable(transformation.getModelParameter(), name); |
| if (typedModel == null) { |
| throw new IllegalStateException("Unknown TypedModel '" + name + "'"); |
| } |
| Resource resource = environmentFactory.getResourceSet().createResource(modelURI, contentType); |
| if (resource != null) { |
| modelManager.addModel(typedModel, resource); |
| } |
| } |
| |
| public void dispose() { |
| modelManager.dispose(); |
| } |
| |
| public Boolean execute() { |
| EvaluationEnvironment evalEnv = environmentFactory.createEvaluationEnvironment(transformation, modelManager); |
| EvaluationVisitor visitor = environmentFactory.createEvaluationVisitor(evalEnv); |
| StandardLibraryInternal standardLibrary = environmentFactory.getStandardLibrary(); |
| Variable ownedContext = QVTbaseUtil.getContextVariable(standardLibrary, transformation); |
| evalEnv.add(ownedContext, modelManager.getTransformationInstance(transformation)); |
| for (TypedModel typedModel : transformation.getModelParameter()) { |
| if (typedModel != null) { |
| ownedContext = QVTbaseUtil.getContextVariable(standardLibrary, typedModel); |
| evalEnv.add(ownedContext, modelManager.getTypedModelInstance(typedModel)); |
| } |
| } |
| return (Boolean) transformation.accept(visitor); |
| } |
| |
| /** |
| * Return the EvaluationMonitor to which cancel()/isCanceled() are delegated or this if no delegate specified. |
| */ |
| public @NonNull EvaluationMonitor getEvaluationMonitor() { |
| return monitor != null ? monitor : this; |
| } |
| |
| public final @NonNull QVTiEnvironmentFactory getEnvironmentFactory() { |
| return environmentFactory; |
| } |
| |
| public final @NonNull MetamodelManagerInternal getMetamodelManager() { |
| return environmentFactory.getMetamodelManager(); |
| } |
| |
| public final @NonNull QVTiModelManager getModelManager() { |
| return modelManager; |
| } |
| |
| public final @NonNull Transformation getTransformation() { |
| return transformation; |
| } |
| |
| @Override |
| public boolean isCanceled() { |
| return canceled || ((monitor != null) && monitor.isCanceled()); |
| } |
| |
| /** |
| * Loads the modelURI and binds it to the named TypedModel. |
| */ |
| public void loadModel(@NonNull String name, @NonNull URI modelURI) { |
| TypedModel typedModel = NameUtil.getNameable(transformation.getModelParameter(), name); |
| if (typedModel == null) { |
| throw new IllegalStateException("Unknown TypedModel '" + name + "'"); |
| } |
| Resource resource = environmentFactory.getResourceSet().getResource(modelURI, true); |
| if (resource != null) { |
| modelManager.addModel(typedModel, resource); |
| } |
| } |
| public void loadModel(@NonNull String name, @NonNull URI modelURI, String contentType) { |
| TypedModel typedModel = NameUtil.getNameable(transformation.getModelParameter(), name); |
| if (typedModel == null) { |
| throw new IllegalStateException("Unknown TypedModel '" + name + "'"); |
| } |
| Resource resource; |
| if (contentType == null) { |
| resource = environmentFactory.getResourceSet().getResource(modelURI, true); |
| } |
| else { |
| resource = environmentFactory.getResourceSet().createResource(modelURI, contentType); |
| try { |
| resource.load(null); |
| } catch (IOException e) { |
| // TODO Auto-generated catch block |
| e.printStackTrace(); |
| } |
| } |
| if (resource != null) { |
| modelManager.addModel(typedModel, resource); |
| } |
| } |
| |
| public void saveModels() { |
| modelManager.saveModels(); |
| } |
| |
| public void saveModels(@Nullable Map<?, ?> savingOptions) { |
| modelManager.saveModels(savingOptions); |
| } |
| |
| public void saveModels(@NonNull URI traceURI) { |
| this.saveModels(traceURI, null); |
| } |
| |
| public void saveModels(@NonNull URI traceURI, @Nullable Map<?, ?> savingOptions) { |
| this.saveModels(savingOptions); |
| modelManager.saveMiddleModel(traceURI, savingOptions); |
| } |
| |
| public void saveTransformation(Map<?,?> options) throws IOException { |
| XMLResource resource = (XMLResource) transformation.eResource(); |
| // new AS2ID().assignIds(resource.getResourceSet()); |
| resource.save(options); |
| } |
| |
| /** |
| * Specify an EvaluationMonitor to which cancel()/isCanceled() are delegated. |
| */ |
| public void setEvaluationMonitor(@Nullable EvaluationMonitor monitor) { |
| this.monitor = monitor; |
| } |
| } |