Erlbank Statements Service

Erlbank Futuristic System

Interfaces

These are our interfaces.

Account Creation Notification

Statements Service processes Account Creation Notifications (ACNs).

field name	data type	description
account_number	number()	Account number of Erlbank customer
given_name	binary()	Given name of Erlbank customer
surname	binary()	Surname of Erlbank customer
amount	number()	Initial account balance
person_id	number()	Initial Person ID

Transaction Success Notification

Statements Service processes Transaction Success Notification (TSNs).

field name	data type	description
transaction_id	number()	Transaction ID (unique)
from_account_number	number()	Account number of transaction sender
to_account_number	number()	Account number of transaction receiver
amount	number()	Amount of money transferred
timestamp()	timestamp()	Timestamp of the transaction

Build

$ rebar3 compile

Run locally using rebar shell

The service can be run locally including a REPL using

Shell Befehle für Messaging

• Create Account: gen_server:cast(statements, {account_created,1,<<"Peter">>,<<"Lustig">>,2000,1}).

  • gen_server:cast(<PID>, {Function, AccountNr, Name, Surname, Amount, PersonID})
    

• Create Transaction: gen_server:cast(statements, {transaction_succeeded,1,1,2,1000,erlang:timestamp()}).

  • gen_server:cast(<PID>, {Function, TransactionID, Sender, Receiver, Amount, Timestamp})
    

$ rebar3 shell

The web-frontend is served at http://localhost:8002/