public static IPersistenceKit calculateInheritedPersistence(
IEntity model, IPersistenceKit defaultPersistenceKit) {
IEntityIterator<IEntity> iterator =
IteratorFactory.scannerIterator(IteratorFactory.ancestorOrSelfIterator())
.withPattern(
GenericTraversalFactory.instance.one(
GenericMatcherFactory.instance.isFragmentMatcher(),
GenericMatcherFactory.instance.hasKindMatcher(EntityKinds.COMPOSITE)));
iterator.reset(model);
while (iterator.hasNext()) {
String persistenceKitId = getPersistenceKitId(iterator.next());
if (persistenceKitId != null) return ReflectionFactory.getPersistenceKit(persistenceKitId);
}
return defaultPersistenceKit;
}
public static void moveArtifactsIntoWorkspace(IEntity artifacts, IBindingManager bm) {
switch (artifacts.wGetEntityDescriptor().getOrdinal()) {
case ArtifactsEntityDescriptorEnum.Workspace_ord:
Projects projectsPoint = (Projects) bm.wGet("projectsPoint");
if (projectsPoint == null) throw new IllegalArgumentException("projectsPoint is undefined");
IEntityIterator<Project> projectIterator = IteratorFactory.childIterator();
projectIterator.reset(((Workspace) artifacts).getProjects());
for (Project project : projectIterator) {
projectIterator.remove();
projectsPoint.add(project);
}
break;
case ArtifactsEntityDescriptorEnum.Artifacts_ord:
Artifacts packagesPoint = (Artifacts) bm.wGet("packagesPoint");
if (packagesPoint == null) throw new IllegalArgumentException("packagesPoint is undefined");
IEntityIterator<Artifact> artifactIterator = IteratorFactory.childIterator();
artifactIterator.reset(artifacts);
for (Artifact artifact : artifactIterator) {
artifactIterator.remove();
packagesPoint.add(artifact);
}
break;
case ArtifactsEntityDescriptorEnum.PackageArtifact_ord:
case ArtifactsEntityDescriptorEnum.FolderArtifact_ord:
packagesPoint = (Artifacts) bm.wGet("packagesPoint");
if (packagesPoint == null) throw new IllegalArgumentException("packagesPoint is undefined");
packagesPoint.add((Artifact) artifacts);
break;
case ArtifactsEntityDescriptorEnum.FileArtifact_ord:
Artifacts packageArtifactsPoint = (Artifacts) bm.wGet("packageArtifactsPoint");
if (packageArtifactsPoint == null)
throw new IllegalArgumentException("packageArtifactsPoint is undefined");
packageArtifactsPoint.add((FileArtifact) artifacts);
break;
}
}
@Override
public void run(IOperationProgressMonitor pm)
throws InvocationTargetException, InterruptedException {
IEntity selfEntity =
EntityUtils.mapEntity(selfModel, EntityUtils.clone(EntityUtils.getCompoundRoot(selfModel)));
Set<String> initialNames = bm.wNames();
pm.beginTask("Executing sample...", IOperationProgressMonitor.TOTAL_WORK);
behaviorModel =
BehaviorUtils.apply(
"whole:org.whole.lang.ui.views:SamplePerspectiveSemantics#SampleViewBehavior",
behaviorModel,
bm);
IEntity derivedModel = null;
try {
IEntityIterator<?> iterator = BehaviorUtils.lazyEvaluate(behaviorModel, 0, bm);
iterator.setBindings(selfBindings);
iterator.reset(selfEntity);
if (iterator.getClass().equals(ConstantIterator.class)) {
IEntity result = iterator.next();
if (result == null || !EntityUtils.isData(result)) derivedModel = result;
else {
Object resultValue = result.wGetValue();
derivedModel =
IVisitor.class.isInstance(resultValue)
? BindingManagerFactory.instance.createValue(
Matcher.match((IVisitor) resultValue, selfEntity))
: result;
}
} else if (iterator.hasNext()) {
derivedModel = MiscEntityFactory.instance.createMisc(0);
ITransactionScope transactionScope =
BindingManagerFactory.instance.createTransactionScope();
bm.wEnterScope(transactionScope);
try {
for (IEntity result : iterator) {
transactionScope.commit();
derivedModel.wAdd(
GenericEntityFactory.instance.create(
CommonsEntityDescriptorEnum.SameStageFragment,
// CommonsEntityFactory.instance.createSameStageFragment(
EntityUtils.clone(result))); // TODO substitute with a no containment fragment
}
} finally {
transactionScope.rollback();
bm.wExitScope();
}
}
} catch (MissingVariableException e) {
addMissingVariables(contextModel, e);
} catch (OperationCanceledException e) {
// gracefully terminate execution
} catch (Exception e) {
if (e.getCause() instanceof MissingVariableException)
addMissingVariables(contextModel, (MissingVariableException) e.getCause());
} finally {
pm.endTask();
}
IEntity variablesModel = null;
if (derivedModel != null) {
EnvironmentEntityFactory ef = EnvironmentEntityFactory.instance;
variablesModel = ef.createBindings(0);
for (String name : new TreeSet<String>(bm.wLocalNames()))
if (!initialNames.contains(name))
variablesModel.wAdd(
ef.createBinding(ef.createName(name), ef.createValue(BindingUtils.wGet(bm, name))));
final IEntity contents = derivedModel;
final IEntity variables = variablesModel;
context
.get(UISynchronize.class)
.asyncExec(
new Runnable() {
public void run() {
context.get(IEntityPartViewer.class).setContents(null, contents);
context
.get(IEventBroker.class)
.post(IUIConstants.TOPIC_UPDATE_VARIABLES, variables);
}
});
}
}
public static IEntity getChild(IEntity entity, IEntity child) {
IEntityIterator<IEntity> iterator =
IteratorFactory.childMatcherIterator().withPattern(createPattern(child));
iterator.reset(entity);
return iterator.hasNext() ? iterator.next() : null;
}
