@Override protected void performRefactoring(@NotNull UsageInfo[] usages) { try { for (UsageInfo usage : usages) { if (usage instanceof SafeDeleteCustomUsageInfo) { ((SafeDeleteCustomUsageInfo) usage).performRefactoring(); } } DumbService.allowStartingDumbModeInside( DumbModePermission.MAY_START_MODAL, () -> { for (PsiElement element : myElements) { for (SafeDeleteProcessorDelegate delegate : Extensions.getExtensions(SafeDeleteProcessorDelegate.EP_NAME)) { if (delegate.handlesElement(element)) { delegate.prepareForDeletion(element); } } element.delete(); } }); } catch (IncorrectOperationException e) { RefactoringUIUtil.processIncorrectOperation(myProject, e); } }