DATEV Unternehmen Online Java SDK

import com.apideck.unify.Apideck;
import com.apideck.unify.models.operations.*;

public class DATEVUnternehmenOnlineIntegration {
    public static void main(String[] args) {
        Apideck sdk = Apideck.builder()
            .apiKey(System.getenv("APIDECK_API_KEY"))
            .appId(System.getenv("APIDECK_APP_ID"))
            .consumerId("user-123")
            .build();

        // Connect to DATEV Unternehmen Online
        var connections = sdk.vault().connections().list()
            .api("accounting")
            .call();

        // List data from DATEV Unternehmen Online
        var contacts = sdk.accounting().contacts().list()
            .serviceId("datev-unternehmen-online")
            .call();

        System.out.println(contacts);
    }
}