question: getter for paymentperiod concode_field_sep Integer maxFailedPayments concode_elem_sep ActivationDetailsType activationDetails concode_elem_sep String preferredPrefix concode_elem_sep BillingPeriodDetailsType trialPeriod concode_elem_sep String description concode_elem_sep BillingPeriodDetailsType paymentPeriod concode_elem_sep AutoBillType autoBillOutstandingAmount concode_elem_sep String nameSpace concode_field_sep String toXMLString concode_elem_sep AutoBillType getAutoBillOutstandingAmount concode_elem_sep void setActivationDetails concode_elem_sep ActivationDetailsType getActivationDetails concode_elem_sep void setMaxFailedPayments concode_elem_sep void setPaymentPeriod concode_elem_sep void setAutoBillOutstandingAmount concode_elem_sep BillingPeriodDetailsType getTrialPeriod concode_elem_sep void setDescription concode_elem_sep void setTrialPeriod concode_elem_sep Integer getMaxFailedPayments concode_elem_sep String getDescription
target: BillingPeriodDetailsType function ( ) { return paymentPeriod ; }