void (PsiMethod method, List<? super FixableUsageInfo> usages) { final PsiManager psiManager = method.getManager(); final Project project = psiManager.getProject(); final GlobalSearchScope scope = GlobalSearchScope.allScope(project); final Iterable<PsiReference> calls = ReferencesSearch.search(method, scope); for (PsiReference reference : calls) { final PsiElement referenceElement = reference.getElement(); final PsiElement parent = referenceElement.getParent(); if (parent instanceof PsiMethodCallExpression call) { if (isInMovedElement(call)) { continue; } final PsiReferenceExpression methodExpression = call.getMethodExpression(); final PsiExpression qualifier = methodExpression.getQualifierExpression(); if (qualifier == null || qualifier instanceof PsiThisExpression) { usages.add(new ReplaceThisCallWithDelegateCall(call, delegateFieldName)); } delegationRequired = true; } } if (!delegationRequired && MethodInheritanceUtils.hasSiblingMethods(method)) { delegationRequired = true; } if (delegationRequired) { usages.add(new MakeMethodDelegate(method, delegateFieldName)); } else { usages.add(new RemoveMethod(method)); } }