private boolean areAllExitPointsNotNull(PsiType returnStatementType) {
    if (insertNotNullCheckIfPossible() && myControlFlowWrapper.getOutputVariables(false).length == 0) {
      if (returnStatementType != null && !PsiTypes.voidType().equals(returnStatementType)) {
        return getReturnsNullability(false);
      }
    }
    return false;
  }
private boolean areAllExitPointsNotNull(PsiType returnStatementType)