public static void replaceMovedMemberTypeParameters(
final PsiElement member,
final Iterable<PsiTypeParameter> parametersIterable,
final PsiSubstitutor substitutor,
final GroovyPsiElementFactory factory) {
final Map<PsiElement, PsiElement> replacement = new LinkedHashMap<PsiElement, PsiElement>();
for (PsiTypeParameter parameter : parametersIterable) {
PsiType substitutedType = substitutor.substitute(parameter);
if (substitutedType == null) {
substitutedType = TypeConversionUtil.erasure(factory.createType(parameter));
}
PsiElement scopeElement = member instanceof GrField ? member.getParent() : member;
for (PsiReference reference :
ReferencesSearch.search(parameter, new LocalSearchScope(scopeElement))) {
final PsiElement element = reference.getElement();
final PsiElement parent = element.getParent();
if (parent instanceof PsiTypeElement) {
replacement.put(parent, factory.createTypeElement(substitutedType));
} else if (element instanceof GrCodeReferenceElement
&& substitutedType instanceof PsiClassType) {
replacement.put(
element, factory.createReferenceElementByType((PsiClassType) substitutedType));
}
}
}
for (PsiElement element : replacement.keySet()) {
if (element.isValid()) {
element.replace(replacement.get(element));
}
}
}
