@Override
public long performCount() throws PortalException {
if (_performCountMethod != null) {
return _performCountMethod.performCount();
}
DynamicQuery dynamicQuery = DynamicQueryFactoryUtil.forClass(_clazz, _classLoader);
addDefaultCriteria(dynamicQuery);
addCriteria(dynamicQuery);
return (Long) executeDynamicQuery(_dynamicQueryCountMethod, dynamicQuery, getCountProjection());
}
protected long doPerformActions(long previousPrimaryKey) throws PortalException {
final DynamicQuery dynamicQuery = DynamicQueryFactoryUtil.forClass(_clazz, _classLoader);
Property property = PropertyFactoryUtil.forName(_primaryKeyPropertyName);
dynamicQuery.add(property.gt(previousPrimaryKey));
dynamicQuery.addOrder(OrderFactoryUtil.asc(_primaryKeyPropertyName));
dynamicQuery.setLimit(0, _interval);
addDefaultCriteria(dynamicQuery);
addCriteria(dynamicQuery);
Callable<Long> callable =
new Callable<Long>() {
@Override
public Long call() throws Exception {
List<Object> objects =
(List<Object>) executeDynamicQuery(_dynamicQueryMethod, dynamicQuery);
if (objects.isEmpty()) {
return -1L;
}
for (Object object : objects) {
performAction(object);
}
if (objects.size() < _interval) {
return -1L;
}
BaseModel<?> baseModel = (BaseModel<?>) objects.get(objects.size() - 1);
return (Long) baseModel.getPrimaryKeyObj();
}
};
TransactionAttribute transactionAttribute = getTransactionAttribute();
try {
if (transactionAttribute == null) {
return callable.call();
} else {
return TransactionInvokerUtil.invoke(transactionAttribute, callable);
}
} catch (Throwable t) {
if (t instanceof PortalException) {
throw (PortalException) t;
}
if (t instanceof SystemException) {
throw (SystemException) t;
}
throw new SystemException(t);
} finally {
indexInterval();
}
}
