public static Map<TemplateParameter, ParameterableElement> getAllTemplateParametersAsBindings(
EObject eObject) {
if (eObject instanceof Type) {
eObject = getUnspecializedTemplateableElement((Type) eObject);
}
Map<TemplateParameter, ParameterableElement> result = null;
EObject eContainer = eObject.eContainer();
if (eContainer != null) {
result = getAllTemplateParametersAsBindings(eContainer);
}
if (eObject instanceof TemplateableElement) {
// TemplateableElement unspecializedTemplateableElement =
// getUnspecializedTemplateableElement((TemplateableElement)eObject);
TemplateSignature templateSignature =
((TemplateableElement) eObject).getOwnedTemplateSignature();
if (templateSignature != null) {
List<TemplateParameter> templateParameters = templateSignature.getParameter();
if (templateParameters.size() > 0) {
if (result == null) {
result = new HashMap<TemplateParameter, ParameterableElement>();
}
for (TemplateParameter templateParameter : templateSignature.getParameter()) {
result.put(templateParameter, null);
}
}
}
}
return result;
}
public static List<TemplateParameter> getAllTemplateParameters(EObject eObject) {
List<TemplateParameter> result = null;
EObject eContainer = eObject.eContainer();
if (eContainer != null) {
result = getAllTemplateParameters(eContainer);
}
if (eObject instanceof TemplateableElement) {
TemplateableElement unspecializedTemplateableElement = (TemplateableElement) eObject;
if (eObject instanceof Type) {
eObject = getUnspecializedTemplateableElement((Type) eObject);
}
TemplateSignature templateSignature =
unspecializedTemplateableElement.getOwnedTemplateSignature();
if (templateSignature != null) {
List<TemplateParameter> templateParameters = templateSignature.getParameter();
if (templateParameters.size() > 0) {
if (result == null) {
result = new ArrayList<TemplateParameter>();
}
result.addAll(templateParameters);
}
}
}
return result;
}
protected Map<TemplateParameter, ParameterableElement> getIterationBindings(
Iteration candidateIteration) {
Type sourceType = this.sourceType;
if (!(sourceType instanceof CollectionType)
&& (candidateIteration.getOwningType() instanceof CollectionType)) {
sourceType = metaModelManager.getCollectionType("Set", sourceType); // Implicit oclAsSet()
}
if (!(sourceType instanceof CollectionType)) { // May be InvalidType
return null;
}
HashMap<TemplateParameter, ParameterableElement> bindings =
new HashMap<TemplateParameter, ParameterableElement>();
bindings.put(
candidateIteration.getOwningType().getOwnedTemplateSignature().getOwnedParameter().get(0),
((CollectionType) sourceType).getElementType());
PivotUtil.getAllTemplateParameterSubstitutions(bindings, sourceType);
TemplateSignature templateSignature = candidateIteration.getOwnedTemplateSignature();
if (templateSignature != null) {
List<TemplateParameter> templateParameters = templateSignature.getOwnedParameter();
int accIndex = 0;
for (NavigatingArgCS csArgument : csArguments) {
if (csArgument.getRole() == NavigationRole.ACCUMULATOR) {
if (accIndex < templateParameters.size()) {
Variable argument = PivotUtil.getPivot(Variable.class, csArgument);
Type argumentType = argument.getType();
TemplateParameter accParameter = templateParameters.get(accIndex);
bindings.put(accParameter, argumentType);
}
accIndex++;
}
}
}
return bindings;
}
@Override
protected Map<TemplateParameter, ParameterableElement> getOperationBindings(
Operation candidateOperation) {
Type sourceType = this.sourceType;
Map<TemplateParameter, ParameterableElement> bindings = null;
Type containingType = candidateOperation.getOwningType();
if (containingType instanceof CollectionType) {
if (!(sourceType instanceof CollectionType)) {
sourceType = metaModelManager.getCollectionType("Set", sourceType); // Implicit oclAsSet()
}
Type elementType;
if (sourceType instanceof CollectionType) {
elementType = ((CollectionType) sourceType).getElementType();
} else {
elementType = metaModelManager.getOclInvalidType();
}
bindings = new HashMap<TemplateParameter, ParameterableElement>();
bindings.put(
containingType.getOwnedTemplateSignature().getOwnedParameter().get(0), elementType);
}
bindings = PivotUtil.getAllTemplateParameterSubstitutions(bindings, sourceType);
TemplateSignature templateSignature = candidateOperation.getOwnedTemplateSignature();
if (templateSignature != null) {
for (TemplateParameter templateParameter : templateSignature.getOwnedParameter()) {
if (bindings == null) {
bindings = new HashMap<TemplateParameter, ParameterableElement>();
}
bindings.put(templateParameter, null);
}
}
return bindings;
}
@Override
public ScopeView computeLookup(EnvironmentView environmentView, ScopeView scopeView) {
TemplateSignature pivot = getPivot();
if (pivot != null) {
environmentView.addElements(pivot.getOwnedParameters());
}
return scopeView.getOuterScope();
}
public static List<TemplateParameter> getTemplateParameters(
TemplateableElement templateableElement) {
if (templateableElement != null) {
TemplateSignature ownedTemplateSignature = templateableElement.getOwnedTemplateSignature();
if (ownedTemplateSignature != null) {
return ownedTemplateSignature.getParameter();
}
}
return Collections.emptyList();
}
public static List<TemplateParameter> getAllTemplateParameters(
Collection<TemplateBinding> templateBindings) {
List<TemplateParameter> list = null;
for (TemplateBinding templateBinding : templateBindings) { // FIXME Establish ordering
TemplateSignature templateSignature = templateBinding.getSignature();
if (templateSignature != null) {
List<TemplateParameter> templateParameters = templateSignature.getParameter();
if (templateParameters.size() > 0) {
if (list == null) {
list = new ArrayList<TemplateParameter>();
}
list.addAll(templateParameters);
}
}
}
return list != null ? list : Collections.<TemplateParameter>emptyList();
}
public static List<Type> getTypeTemplateParameterables(TemplateableElement templateableElement) {
if (templateableElement == null) {
return Collections.emptyList();
}
TemplateSignature ownedTemplateSignature = templateableElement.getOwnedTemplateSignature();
if (ownedTemplateSignature == null) {
return Collections.emptyList();
}
List<TemplateParameter> templateParameters = ownedTemplateSignature.getParameter();
if (templateParameters.size() == 0) {
return Collections.emptyList();
}
if (templateParameters.size() == 1) {
return Collections.singletonList((Type) templateParameters.get(0).getParameteredElement());
}
List<Type> results = new ArrayList<Type>(templateParameters.size());
for (TemplateParameter templateParameter : templateParameters) {
results.add((Type) templateParameter.getParameteredElement());
}
return results;
}