Fixed that UniCredit uses a centralized bank code for online banking

fints4javaLib/src/main/kotlin/net/dankito/fints/model/mapper/BankDataMapper.kt

@@ -9,7 +9,7 @@ open class BankDataMapper {
 
     open fun mapFromBankInfo(bankInfo: BankInfo): BankData {
         return BankData(
-            bankInfo.bankCode,
+            getBankCodeForOnlineBanking(bankInfo),
             Laenderkennzeichen.Germany, // TODO: currently there are only German banks. But change this if ever other countries get supported
             bankInfo.pinTanAddress ?: "",
             name = bankInfo.name,
@@ -17,4 +17,13 @@ open class BankDataMapper {
         )
     }
 
+    protected open fun getBankCodeForOnlineBanking(bankInfo: BankInfo): String {
+        // for UniCredit / HypVereinsbank for online banking '70020270' has to be used as bank code
+        if (bankInfo.name.contains("unicredit", true)) {
+            return "70020270"
+        }
+
+        return bankInfo.bankCode
+    }
+
 }