class CEPWindow implements HasParameterizedOperator {

    @Override
    public int hashCode() {
        int result = operator != null ? operator.hashCode() : 0;
        result = ~~result;
        result = 31 * result + (parameters != null ? parameters.hashCode() : 0);
        result = ~~result;
        return result;
    }

    public  CEPWindow();

}