private PsiElement findElementUpstream(PsiElement startingElement, Class className) {
PsiElement parent = startingElement.getParent();
if (parent == null) {
return null;
}
PsiElement element = PsiTreeUtil.findChildOfType(parent, className);
if (className.isInstance(element)) {
return element;
} else {
try {
return findElementUpstream(parent, className);
} catch (Exception e) {
return null;
}
}
}
private static <T> T narrowImpl(Remote remote, Class<T> to) {
//noinspection unchecked
return (T) (to.isInstance(remote) ? remote : PortableRemoteObject.narrow(remote, to));
}