BillingDataRetrievalServiceBean.java 文件源码

@Override
@TransactionAttribute(TransactionAttributeType.MANDATORY)
public Date loadPriceModelStartDate(long priceModelKeyForSubscription) {
    TypedQuery<PriceModelHistory> query = dm.createNamedQuery(
            "PriceModelHistory.findByObjectAndProvisioningCompleted",
            PriceModelHistory.class);
    query.setParameter("objKey", Long.valueOf(priceModelKeyForSubscription));
    query.setParameter("provisioningCompleted", Boolean.TRUE);

    List<PriceModelHistory> resultList = query.getResultList();
    if (resultList.isEmpty()) {
        throw new BillingRunFailed(
                "History data is missing for price model with key "
                        + priceModelKeyForSubscription);
    }

    return resultList.get(0).getModdate();
}