IJavaSearchScope getScope(IType type) throws JavaModelException { if (type == null)
IJavaSearchScope getScope(IJavaElement element) throws JavaModelException { IType type= getType(element); if (type != null) return SearchEngine.createHierarchyScope(type); else
	IJavaSearchScope getScope(IType type) throws JavaModelException {		if (type == null)			return super.getScope(type);		return SearchEngine.createHierarchyScope(type);	}