sets the value of the accountnumber property . concode_field_sep JAXBElement<ChannelInformation> channelInformation concode_elem_sep JAXBElement<ArrayOfCustomerChange> customerChange concode_elem_sep JAXBElement<String> accountNumber concode_field_sep JAXBElement<ArrayOfCustomerChange> getCustomerChange concode_elem_sep void setCustomerChange concode_elem_sep JAXBElement<String> getAccountNumber concode_elem_sep JAXBElement<ChannelInformation> getChannelInformation concode_elem_sep void setChannelInformation
void function ( JAXBElement < String > arg0 ) { this . accountNumber = arg0 ; }