public Set<QualifiedName> getImportedNames(XtextResource resource) {
XPackage xPackage = getXPackage(resource);
String packageName = xPackage.getName();
List<String> implicitPackageImports = newArrayList(packageName, "java.lang");
Set<QualifiedName> importedNames = newLinkedHashSet();
Map<String, QualifiedName> implicitAliases = getImplicitAliases();
for (INode node : XcoreUtil.importableCrossReferences(xPackage)) {
CrossReference grammarElement = (CrossReference) node.getGrammarElement();
EObject container = grammarElement.eContainer();
if (container instanceof Assignment) {
String name = node.getText().trim();
if (name.endsWith("::")) {
name = name.substring(0, name.length() - 2);
}
QualifiedName actualQualifiedName = nameConverter.toQualifiedName(name);
Assignment assignment = (Assignment) container;
String feature = assignment.getFeature();
EObject semanticObject = NodeModelUtils.findActualSemanticObjectFor(node);
EStructuralFeature eStructuralFeature =
semanticObject.eClass().getEStructuralFeature(feature);
if (!eStructuralFeature.isMany()) {
EObject eCrossReference = (EObject) semanticObject.eGet(eStructuralFeature);
EObject eContainer = eCrossReference.eContainer();
if (eContainer != xPackage
&& !(eContainer instanceof XPackage
&& "xcore.lang".equals(((XPackage) eContainer).getName()))
&& !(eContainer instanceof GenPackage
&& packageName.equals(((GenPackage) eContainer).getQualifiedPackageName()))
&& !(eCrossReference instanceof JvmDeclaredType
&& implicitPackageImports.contains(
((JvmDeclaredType) eCrossReference).getPackageName()))) {
QualifiedName fullyQualifiedName = nameProvider.getFullyQualifiedName(eCrossReference);
if (fullyQualifiedName != null
&& !actualQualifiedName.equals(fullyQualifiedName)
&& !fullyQualifiedName.equals(implicitAliases.get(name))) {
importedNames.add(fullyQualifiedName);
}
}
} else {
throw new RuntimeException("Not expecting multi-valued cross references in these models");
}
} else {
throw new RuntimeException(
"Expecting all cross references to be part of an assignment in these models");
}
}
return importedNames;
}
protected IScope getLocalElementsScope(
IScope parent, IScope globalScope, EObject context, EReference reference) {
IScope result = parent;
QualifiedName name = getQualifiedNameOfLocalElement(context);
boolean ignoreCase = isIgnoreCase(reference);
ISelectable resourceOnlySelectable = getAllDescriptions(context.eResource());
ISelectable globalScopeSelectable = new ScopeBasedSelectable(globalScope);
// imports
List<ImportNormalizer> explicitImports = getImportedNamespaceResolvers(context, ignoreCase);
if (!explicitImports.isEmpty()) {
result =
createImportScope(
result,
explicitImports,
globalScopeSelectable,
reference.getEReferenceType(),
ignoreCase);
}
// local element
if (name != null) {
ImportNormalizer localNormalizer = doCreateImportNormalizer(name, true, ignoreCase);
result =
createImportScope(
result,
singletonList(localNormalizer),
resourceOnlySelectable,
reference.getEReferenceType(),
ignoreCase);
}
// scope for jvm elements
Set<EObject> elements = associations.getJvmElements(context);
for (EObject derivedJvmElement : elements) {
// scope for JvmDeclaredTypes
if (derivedJvmElement instanceof JvmDeclaredType) {
JvmDeclaredType declaredType = (JvmDeclaredType) derivedJvmElement;
QualifiedName jvmTypeName = getQualifiedNameOfLocalElement(declaredType);
if (declaredType.getDeclaringType() == null
&& !Strings.isEmpty(declaredType.getPackageName())) {
QualifiedName packageName =
this.qualifiedNameConverter.toQualifiedName(declaredType.getPackageName());
ImportNormalizer normalizer = doCreateImportNormalizer(packageName, true, ignoreCase);
result =
createImportScope(
result,
singletonList(normalizer),
globalScopeSelectable,
reference.getEReferenceType(),
ignoreCase);
}
if (jvmTypeName != null && !jvmTypeName.equals(name)) {
ImportNormalizer localNormalizer =
doCreateImportNormalizer(jvmTypeName, true, ignoreCase);
result =
createImportScope(
result,
singletonList(localNormalizer),
resourceOnlySelectable,
reference.getEReferenceType(),
ignoreCase);
}
}
// scope for JvmTypeParameterDeclarator
if (derivedJvmElement instanceof JvmTypeParameterDeclarator) {
JvmTypeParameterDeclarator parameterDeclarator =
(JvmTypeParameterDeclarator) derivedJvmElement;
List<IEObjectDescription> descriptions = null;
for (JvmTypeParameter param : parameterDeclarator.getTypeParameters()) {
if (param.getSimpleName() != null) {
if (descriptions == null) descriptions = Lists.newArrayList();
QualifiedName paramName = QualifiedName.create(param.getSimpleName());
descriptions.add(EObjectDescription.create(paramName, param));
}
}
if (descriptions != null && !descriptions.isEmpty())
result = MapBasedScope.createScope(result, descriptions);
}
}
return result;
}
