question: the amount of the recurring charge . concode_field_sep Double amount concode_elem_sep String frequency concode_field_sep String getFrequency concode_elem_sep int hashCode concode_elem_sep RecurringCharge withFrequency concode_elem_sep RecurringCharge withFrequency concode_elem_sep boolean equals concode_elem_sep RecurringCharge clone concode_elem_sep String toString concode_elem_sep void setAmount concode_elem_sep void setFrequency concode_elem_sep void setFrequency concode_elem_sep Double getAmount
target: RecurringCharge function ( Double arg0 ) { setAmount ( arg0 ) ; return this ; }