/*
* Copyright 2010-2013 Ning, Inc.
* Copyright 2014-2017 Groupon, Inc
* Copyright 2014-2017 The Billing Project, LLC
*
* The Billing Project licenses this file to you under the Apache License, version 2.0
* (the "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package org.killbill.billing.overdue.notification;
import java.util.UUID;
import org.joda.time.DateTime;
import org.killbill.billing.callcontext.InternalCallContext;
import org.killbill.billing.overdue.service.DefaultOverdueService;
import org.killbill.billing.util.cache.CacheControllerDispatcher;
import org.killbill.billing.util.callcontext.InternalCallContextFactory;
import org.killbill.billing.util.dao.NonEntityDao;
import org.killbill.billing.util.entity.dao.EntitySqlDaoTransactionWrapper;
import org.killbill.billing.util.entity.dao.EntitySqlDaoTransactionalJdbiWrapper;
import org.killbill.billing.util.entity.dao.EntitySqlDaoWrapperFactory;
import org.killbill.clock.Clock;
import org.killbill.notificationq.api.NotificationEventWithMetadata;
import org.killbill.notificationq.api.NotificationQueue;
import org.killbill.notificationq.api.NotificationQueueService;
import org.killbill.notificationq.api.NotificationQueueService.NoSuchNotificationQueue;
import org.skife.jdbi.v2.IDBI;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.google.common.annotations.VisibleForTesting;
public abstract class DefaultOverduePosterBase implements OverduePoster {
private static final Logger log = LoggerFactory.getLogger(DefaultOverduePosterBase.class);
private final NotificationQueueService notificationQueueService;
private final EntitySqlDaoTransactionalJdbiWrapper transactionalSqlDao;
public DefaultOverduePosterBase(final NotificationQueueService notificationQueueService,
final IDBI dbi, final Clock clock, final CacheControllerDispatcher cacheControllerDispatcher,
final NonEntityDao nonEntityDao, final InternalCallContextFactory internalCallContextFactory) {
this.notificationQueueService = notificationQueueService;
this.transactionalSqlDao = new EntitySqlDaoTransactionalJdbiWrapper(dbi, clock, cacheControllerDispatcher, nonEntityDao, internalCallContextFactory);
}
@Override
public <T extends OverdueCheckNotificationKey> void insertOverdueNotification(final UUID accountId, final DateTime futureNotificationTime, final String overdueQueueName, final T notificationKey, final InternalCallContext context) {
try {
final NotificationQueue overdueQueue = notificationQueueService.getNotificationQueue(DefaultOverdueService.OVERDUE_SERVICE_NAME,
overdueQueueName);
transactionalSqlDao.execute(new EntitySqlDaoTransactionWrapper<Void>() {
@Override
public Void inTransaction(final EntitySqlDaoWrapperFactory entitySqlDaoWrapperFactory) throws Exception {
// Check if we already have notifications for that key
final Class<T> clazz = (Class<T>) notificationKey.getClass();
final Iterable<NotificationEventWithMetadata<T>> futureNotifications = getFutureNotificationsForAccountInTransaction(entitySqlDaoWrapperFactory, overdueQueue,
clazz, context);
final boolean shouldInsertNewNotification = cleanupFutureNotificationsFormTransaction(entitySqlDaoWrapperFactory, futureNotifications, futureNotificationTime, overdueQueue);
if (shouldInsertNewNotification) {
log.debug("Queuing overdue check notification. Account id: {}, timestamp: {}", accountId.toString(), futureNotificationTime.toString());
overdueQueue.recordFutureNotificationFromTransaction(entitySqlDaoWrapperFactory.getHandle().getConnection(), futureNotificationTime, notificationKey, context.getUserToken(), context.getAccountRecordId(), context.getTenantRecordId());
} else {
log.debug("Skipping queuing overdue check notification. Account id: {}, timestamp: {}", accountId.toString(), futureNotificationTime.toString());
}
return null;
}
});
} catch (final NoSuchNotificationQueue e) {
log.error("Attempting to put items on a non-existent queue (DefaultOverdueCheck).", e);
}
}
@Override
public <T extends OverdueCheckNotificationKey> void clearOverdueCheckNotifications(final UUID accountId, final String overdueQueueName, final Class<T> clazz, final InternalCallContext context) {
try {
final NotificationQueue checkOverdueQueue = notificationQueueService.getNotificationQueue(DefaultOverdueService.OVERDUE_SERVICE_NAME,
overdueQueueName);
transactionalSqlDao.execute(new EntitySqlDaoTransactionWrapper<Void>() {
@Override
public Void inTransaction(final EntitySqlDaoWrapperFactory entitySqlDaoWrapperFactory) throws Exception {
final Iterable<NotificationEventWithMetadata<T>> futureNotifications = getFutureNotificationsForAccountInTransaction(entitySqlDaoWrapperFactory, checkOverdueQueue,
clazz, context);
for (final NotificationEventWithMetadata<T> notification : futureNotifications) {
checkOverdueQueue.removeNotificationFromTransaction(entitySqlDaoWrapperFactory.getHandle().getConnection(), notification.getRecordId());
}
return null;
}
});
} catch (final NoSuchNotificationQueue e) {
log.error("Attempting to clear items from a non-existent queue (DefaultOverdueCheck).", e);
}
}
@VisibleForTesting
<T extends OverdueCheckNotificationKey> Iterable<NotificationEventWithMetadata<T>> getFutureNotificationsForAccountInTransaction(final EntitySqlDaoWrapperFactory entitySqlDaoWrapperFactory,
final NotificationQueue checkOverdueQueue,
final Class<T> clazz,
final InternalCallContext context) {
return checkOverdueQueue.getFutureNotificationFromTransactionForSearchKeys(context.getAccountRecordId(), context.getTenantRecordId(), entitySqlDaoWrapperFactory.getHandle().getConnection());
}
protected abstract <T extends OverdueCheckNotificationKey> boolean cleanupFutureNotificationsFormTransaction(final EntitySqlDaoWrapperFactory entitySqlDaoWrapperFactory,
final Iterable<NotificationEventWithMetadata<T>> futureNotifications,
final DateTime futureNotificationTime, final NotificationQueue overdueQueue);
}