in tests-creation/backfill-service/java/src/main/java/com/epam/aicode/java/Transfer.java [11:18]
public Transfer(String accountId, Date date, BigDecimal amount) {
if (accountId == null || date == null || amount == null) {
throw new IllegalArgumentException("cnanot accept null argument(s)");
}
this.accountId = accountId;
this.date = date;
this.amount = amount;
}