@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;
}
public static boolean isLibraryType(Type type) {
if (type instanceof LambdaType) {
return false;
} else if (type instanceof TupleType) {
return false;
} else {
return type.getTemplateBinding().isEmpty();
}
}
public static Map<TemplateParameter, ParameterableElement> getAllTemplateParameterSubstitutions(
Map<TemplateParameter, ParameterableElement> bindings,
Type argumentType,
LambdaType lambdaType) {
Type resultType = lambdaType.getResultType();
if (resultType != null) {
TemplateParameter resultTemplateParameter = resultType.getOwningTemplateParameter();
if (resultTemplateParameter != null) {
if (bindings == null) {
bindings = new HashMap<TemplateParameter, ParameterableElement>();
}
bindings.put(resultTemplateParameter, argumentType);
}
}
// FIXME There is much more to do
// FIXME Conflict checking
return bindings;
}
public static boolean debugWellContainedness(Type type) {
if (type.eResource() == null) {
PivotUtil.debugObjectUsage("Badly contained ", type);
return false;
}
if (type instanceof CollectionType) {
if (!debugWellContainedness(((CollectionType) type).getElementType())) {
PivotUtil.debugObjectUsage("Badly contained ", type);
return false;
}
}
return true;
}