set the concrete accountdao implementation . concode_field_sep AccountDAO accountsHolder concode_elem_sep TransactionDAO transactionsHolder concode_field_sep TransactionDAO getTransactionsDAO concode_elem_sep List<Transaction> getTransactionLogs concode_elem_sep AccountDAO getAccountsDAO concode_elem_sep List<String> getAccountNumbersList concode_elem_sep void updateAccountBalance concode_elem_sep void setTransactionsDAO concode_elem_sep void setup concode_elem_sep void addAccount
void function ( AccountDAO arg0 ) { this . accountsHolder = arg0 ; }