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package org.eclipse.papyrus.qompass.designer.core.generate;
import org.eclipse.core.resources.IFolder;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
// deactivated differential code generation for the moment.
/*
import org.eclipse.emf.compare.diff.metamodel.AttributeChange;
import org.eclipse.emf.compare.diff.metamodel.DiffElement;
import org.eclipse.emf.compare.diff.metamodel.DiffModel;
import org.eclipse.emf.compare.diff.metamodel.DifferenceKind;
import org.eclipse.emf.compare.diff.metamodel.ModelElementChangeLeftTarget;
import org.eclipse.emf.compare.diff.metamodel.ModelElementChangeRightTarget;
import org.eclipse.emf.compare.diff.service.DiffService;
import org.eclipse.emf.compare.match.MatchOptions;
import org.eclipse.emf.compare.match.metamodel.MatchModel;
import org.eclipse.emf.compare.match.service.MatchService;
import org.eclipse.emf.compare.util.ModelUtils;
*/
import org.eclipse.emf.ecore.EObject;
import org.eclipse.papyrus.acceleo.extensions.ILangSupport;
import org.eclipse.papyrus.qompass.designer.core.Messages;
import org.eclipse.papyrus.qompass.designer.core.ModelManagement;
import org.eclipse.papyrus.qompass.designer.core.transformations.TransformationException;
import org.eclipse.uml2.uml.Classifier;
import org.eclipse.uml2.uml.Element;
import org.eclipse.uml2.uml.InstanceSpecification;
import org.eclipse.uml2.uml.Package;
import org.eclipse.uml2.uml.PackageableElement;
public class GenerateCode {
public GenerateCode(IProject genProject, ILangSupport langSupport, ModelManagement genMM, IProgressMonitor monitor) {
this.genProject = genProject;
this.genMM = genMM;
this.monitor = monitor;
this.langSupport = langSupport;
}
public void generate(InstanceSpecification node, String targetLanguage, boolean differential)
throws TransformationException, InterruptedException
{
String path = genMM.getPath(genProject, "model", null); //$NON-NLS-1$
Package genModel = genMM.getModel();
EObject oldGenModel = null;
if(differential) {
/*
try {
oldGenModel = ModelUtils.load(URI.createURI(path), ModelManagement.getResourceSet());
} catch (IOException io) {
}
*/
}
genMM.saveModel(path);
monitor.worked(1);
if(genProject == null) {
return;
}
if(oldGenModel != null) {
// Matching model elements
/*
Map<String, Object> options = new HashMap<String, Object>();
options.put(MatchOptions.OPTION_IGNORE_XMI_ID, true);
monitor.setTaskName("generating " + targetLanguage + " code for node " + node.getName());
monitor.subTask("create difference model for node " + node.getName());
monitor.worked(1);
MatchModel match = MatchService.doMatch(genModel, oldGenModel, options);
// Computing differences
DiffModel diffModel = DiffService.doDiff(match, false);
deleteRemovedClasses(diffModel);
Map<PackageableElement, Boolean> alreadyGenerated = new HashMap<PackageableElement, Boolean>();
monitor.subTask("generate code");
for(DiffElement diff : diffModel.getDifferences()) {
if((diff.getKind() == DifferenceKind.ADDITION) ||
(diff.getKind() == DifferenceKind.CHANGE)) {
EObject modifiedEObj = null;
if(diff instanceof AttributeChange) {
modifiedEObj = ((AttributeChange)diff).getLeftElement();
}
else if(diff instanceof ModelElementChangeLeftTarget) {
modifiedEObj = ((ModelElementChangeLeftTarget)diff).getLeftElement();
}
if(modifiedEObj instanceof Element) {
PackageableElement modifiedPElement = getNearestClassifierOrPackage((Element)modifiedEObj);
Element modifiedElement = modifiedPElement;
// check whether code has already been generated for a parent
boolean found = false;
while(modifiedElement != null) {
modifiedElement = modifiedElement.getOwner();
if(alreadyGenerated.containsKey(modifiedElement)) {
found = true;
}
}
// TODO: re-create code for elements that depend on this one (e.g. if the modified element is a
// class and its name has changed, caller have to use a different name, even if the model reference
// has not changed.
if(!found) {
alreadyGenerated.put(modifiedPElement, true);
langSupport.generateCode(monitor, modifiedPElement);
}
}
}
}
*/
}
else {
if (node == null) {
monitor.setTaskName(String.format(Messages.GenerateCode_GeneratingCode, targetLanguage));
}
else {
monitor.setTaskName(String.format(Messages.GenerateCode_GeneratingCodeForNode, targetLanguage, node.getName()));
}
IFolder folder = genProject.getFolder(genModel.getName());
try {
folder.delete(true, null);
} catch (CoreException e) {
throw new TransformationException(String.format(Messages.GenerateCode_CouldNotDeleteOldCode, e.getMessage()));
}
langSupport.generateCode(monitor, genModel);
}
if(monitor.isCanceled()) {
return;
}
monitor.worked(1);
}
/**
* @param element
* @return
*/
public PackageableElement getNearestClassifierOrPackage(Element element) {
while(element != null) {
if(element instanceof Classifier) {
return (Classifier)element;
}
if(element instanceof Package) {
return (Package)element;
}
element = element.getOwner();
}
return null;
}
/*
public void deleteRemovedClasses(EObject diffModelOrElement) throws TransformationException {
EList<DiffElement> diffs;
if(diffModelOrElement instanceof DiffModel) {
diffs = ((DiffModel)diffModelOrElement).getDifferences();
}
else if(diffModelOrElement instanceof DiffElement) {
diffs = ((DiffElement)diffModelOrElement).getSubDiffElements();
}
else {
return;
}
for(DiffElement diff : diffs) {
EObject modifiedEObj = null;
if(diff.getKind() == DifferenceKind.DELETION) {
if(diff instanceof AttributeChange) {
modifiedEObj = ((AttributeChange)diff).getRightElement();
}
else if(diff instanceof ModelElementChangeRightTarget) {
modifiedEObj = ((ModelElementChangeRightTarget)diff).getRightElement();
}
}
else if(diff.getKind() == DifferenceKind.CHANGE) {
if(diff instanceof AttributeChange) {
modifiedEObj = ((AttributeChange)diff).getRightElement();
}
}
if(modifiedEObj instanceof PackageableElement) {
// => delete tree
langSupport.cleanCode(monitor, (PackageableElement)modifiedEObj);
}
// no recursion needed?
// deleteRemovedClasses(diff);
}
}
*/
private ModelManagement genMM;
private IProject genProject;
private IProgressMonitor monitor;
private ILangSupport langSupport;
}
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