void (@NotNull final Project project, final Editor editor, PsiFile file, DataContext dataContext) { if (!CommonRefactoringUtil.checkReadOnlyStatus(project, file)) return; PsiDocumentManager.getInstance(project).commitAllDocuments(); ElementToWorkOn.processElementToWorkOn(editor, file, getRefactoringNameText(), HelpID.INTRODUCE_FIELD, project, getElementProcessor(project, editor)); }