BankingClient/fints4javaLib/src/test/java/net/dankito/fints/java/JavaShowcase.java

84 lines
3.6 KiB
Java

package net.dankito.fints.java;
import net.dankito.fints.FinTsClient;
import net.dankito.fints.FinTsClientCallback;
import net.dankito.fints.banks.BankFinder;
import net.dankito.fints.messages.datenelemente.implementierte.signatur.Sicherheitsfunktion;
import net.dankito.fints.model.*;
import net.dankito.fints.model.mapper.BankDataMapper;
import net.dankito.fints.response.client.GetTransactionsResponse;
import net.dankito.fints.util.Java8Base64Service;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.Date;
import java.util.List;
public class JavaShowcase {
public static void main(String[] args) {
BankFinder bankFinder = new BankFinder();
// set your bank code (Bankleitzahl) here. Or create BankData manually. Required fields are:
// bankCode, bankCountryCode (Germany = 280), finTs3ServerAddress and for bank transfers bic
List<BankInfo> foundBanks = bankFinder.findBankByBankCode("10070000");
if (foundBanks.isEmpty() == false) {
BankData bank = new BankDataMapper().mapFromBankInfo(foundBanks.get(0));
// set your customer data (customerId = Kontonummer in most cases, pin = online banking pin)
CustomerData customer = new CustomerData("<customer_id>", "<pin>");
customer.setSelectedTanProcedure(new TanProcedure("", Sicherheitsfunktion.PIN_TAN_911, TanProcedureType.ChipTan));
FinTsClientCallback callback = new FinTsClientCallback() {
@Nullable
@Override
public TanProcedure askUserForTanProcedure(@NotNull List<? extends TanProcedure> supportedTanProcedures) {
// TODO: if entering TAN is required select your tan procedure here
return supportedTanProcedures.get(0);
}
};
FinTsClient finTsClient = new FinTsClient(callback, new Java8Base64Service());
// some banks support retrieving account transactions of last 90 days without TAN
long ninetyDaysAgoMilliseconds = 90 * 24 * 60 * 60 * 1000L;
Date ninetyDaysAgo = new Date(new Date().getTime() - ninetyDaysAgoMilliseconds);
GetTransactionsResponse response = finTsClient.getTransactions(
new GetTransactionsParameter(true, ninetyDaysAgo), bank, customer);
showResponse(response);
}
}
private static void showResponse(GetTransactionsResponse response) {
if (response.isSuccessful()) {
System.out.println("Balance (Saldo) = " + response.getBalance());
System.out.println("Account transactions (Umsätze):");
for (AccountTransaction transaction : response.getBookedTransactions()) {
System.out.println(transaction.toString());
}
}
else {
if (response.isStrongAuthenticationRequired()) {
System.out.println("Sorry, your bank doesn't support retrieving account " +
"transactions of last 90 days without TAN");
}
else {
System.out.println("An error occurred:");
if (response.getException() != null) { // something severe occurred
System.out.println(response.getException().getMessage());
}
// error messages retrieved from bank (e.g. PIN is wrong, message contains errors, ...)
for (String retrievedErrorMessage : response.getErrorsToShowToUser()) {
System.out.println(retrievedErrorMessage);
}
}
}
}
}