/**

 * Creates and stores a transfer token request.

 *

 * @param payee Payee Token.io member (member requesting transfer token creation)

 * @return a token request id

 */

public static String storeTransferTokenRequest(Member payee) {

    // build the transfer token request for single immediate payment

 

    // first, set the transfer destination

    TransferDestination sepaDestination = TransferDestination.newBuilder()

        .setSepa(TransferDestination.Sepa.newBuilder()

            .setBic("XuiWC2489")

            .setIban("DE89 3704 0044 0532 0130 00")

            .build())

        .setCustomerData(TransferInstructionsProtos.CustomerData.newBuilder()

            .addLegalNames("merchant-sample-java")

            .build())

        .build();

 

    // then build the request

    TokenRequest request = TokenRequest.transferTokenRequestBuilder(100.00, "EUR")

        .setExecutionDate("2021-12-31")

        .setToMemberId(payee.memberId()) // member ID of payee

        .setToAlias(payee.firstAliasBlocking()) // member alias of payee

        .setDescription("Book purchase") // description of payment/transfer

        .addDestination(sepaDestination)

        .setRedirectUrl("https://tpp-sample.com/callback") // TPP callback URL

        .setFromAlias(Alias.newBuilder()

            .setValue("payer-alias@token.io") // payer's alias

            .setType(Alias.Type.EMAIL)

            .build())

        .setCsrfToken(csrfToken) // validates the session ID

        // use keys in bank authorization metadata from getBanks() response

        .putAllAuthorizationMetadata(new HashMap<>())

        .build();

 

    // now store the token request

    return payee.storeTokenRequestBlocking(request);

}

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