void (@NotNull PsiReferenceExpression expression) { final PsiExpression qualifierExpression = expression.getQualifierExpression(); if (qualifierExpression != null) { qualifierExpression.accept(this); } else if (expression.resolve() == variable) { RefactoringChangeUtil.qualifyReference(expression, field, field.hasModifierProperty(PsiModifier.STATIC) ? field.getContainingClass() : null); } }