/*
* 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.notificationq;
import java.io.IOException;
import java.sql.Connection;
import java.util.ArrayList;
import java.util.Comparator;
import java.util.List;
import java.util.TreeSet;
import java.util.UUID;
import java.util.concurrent.atomic.AtomicLong;
import org.joda.time.DateTime;
import org.killbill.CreatorName;
import org.killbill.clock.Clock;
import org.killbill.notificationq.api.NotificationEvent;
import org.killbill.notificationq.api.NotificationEventWithMetadata;
import org.killbill.notificationq.api.NotificationQueue;
import org.killbill.notificationq.api.NotificationQueueService.NotificationQueueHandler;
import org.killbill.notificationq.dao.NotificationEventModelDao;
import org.killbill.queue.api.PersistentQueueEntryLifecycleState;
import org.killbill.queue.dispatching.CallableCallbackBase;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.google.common.base.MoreObjects;
public class MockNotificationQueue implements NotificationQueue {
private static final ObjectMapper objectMapper = new ObjectMapper();
private final String hostname;
private final TreeSet<NotificationEventModelDao> notifications;
private final Clock clock;
private final String svcName;
private final String queueName;
private final NotificationQueueHandler handler;
private final MockNotificationQueueService queueService;
private final AtomicLong recordIds;
private volatile boolean isStarted;
public MockNotificationQueue(final Clock clock, final String svcName, final String queueName, final NotificationQueueHandler handler, final MockNotificationQueueService mockNotificationQueueService) {
this.svcName = svcName;
this.queueName = queueName;
this.handler = handler;
this.clock = clock;
this.hostname = CreatorName.get();
this.queueService = mockNotificationQueueService;
this.recordIds = new AtomicLong();
notifications = new TreeSet<NotificationEventModelDao>(new Comparator<NotificationEventModelDao>() {
@Override
public int compare(final NotificationEventModelDao o1, final NotificationEventModelDao o2) {
if (o1.getEffectiveDate().equals(o2.getEffectiveDate())) {
return o1.getRecordId().compareTo(o2.getRecordId());
} else {
return o1.getEffectiveDate().compareTo(o2.getEffectiveDate());
}
}
});
}
@Override
public void recordFutureNotification(final DateTime futureNotificationTime, final NotificationEvent eventJson, final UUID userToken, final Long searchKey1, final Long searchKey2) throws IOException {
final String json = objectMapper.writeValueAsString(eventJson);
final Long searchKey2WithNull = MoreObjects.firstNonNull(searchKey2, new Long(0));
final NotificationEventModelDao notification = new NotificationEventModelDao(recordIds.incrementAndGet(), "MockQueue", hostname, clock.getUTCNow(), null, PersistentQueueEntryLifecycleState.AVAILABLE,
eventJson.getClass().getName(), json, 0L, userToken, searchKey1, searchKey2WithNull, UUID.randomUUID(),
futureNotificationTime, "MockQueue");
synchronized (notifications) {
notifications.add(notification);
}
}
@Override
public void recordFutureNotificationFromTransaction(final Connection connection, final DateTime futureNotificationTime, final NotificationEvent eventJson, final UUID userToken, final Long searchKey1, final Long searchKey2) throws IOException {
recordFutureNotification(futureNotificationTime, eventJson, userToken, searchKey1, searchKey2);
}
@Override
public <T extends NotificationEvent> List<NotificationEventWithMetadata<T>> getFutureNotificationForSearchKeys(final Long searchKey1, final Long searchKey2) {
return null;
}
@Override
public <T extends NotificationEvent> List<NotificationEventWithMetadata<T>> getFutureNotificationFromTransactionForSearchKeys(final Long searchKey1, final Long searchKey2, final Connection connection) {
return null;
}
@Override
public <T extends NotificationEvent> List<NotificationEventWithMetadata<T>> getFutureNotificationForSearchKey2(final DateTime maxEffectiveDate, final Long searchKey2) {
return null;
}
@Override
public <T extends NotificationEvent> List<NotificationEventWithMetadata<T>> getFutureNotificationFromTransactionForSearchKey2(final DateTime maxEffectiveDate, final Long searchKey2, final Connection connection) {
return null;
}
@Override
public <T extends NotificationEvent> List<NotificationEventWithMetadata<T>> getInProcessingNotifications() {
return null;
}
@Override
public <T extends NotificationEvent> List<NotificationEventWithMetadata<T>> getFutureOrInProcessingNotificationForSearchKeys(final Long searchKey1, final Long searchKey2) {
return null;
}
@Override
public <T extends NotificationEvent> List<NotificationEventWithMetadata<T>> getFutureOrInProcessingNotificationFromTransactionForSearchKeys(final Long searchKey1, final Long searchKey2, final Connection connection) {
return null;
}
@Override
public <T extends NotificationEvent> List<NotificationEventWithMetadata<T>> getFutureOrInProcessingNotificationForSearchKey2(final DateTime maxEffectiveDate, final Long searchKey2) {
return null;
}
@Override
public <T extends NotificationEvent> List<NotificationEventWithMetadata<T>> getFutureOrInProcessingNotificationFromTransactionForSearchKey2(final DateTime maxEffectiveDate, final Long searchKey2, final Connection connection) {
return null;
}
@Override
public <T extends NotificationEvent> List<NotificationEventWithMetadata<T>> getHistoricalNotificationForSearchKeys(final Long searchKey1, final Long searchKey2) {
return null;
}
@Override
public <T extends NotificationEvent> List<NotificationEventWithMetadata<T>> getHistoricalNotificationForSearchKey2(final DateTime minEffectiveDate, final Long searchKey2) {
return null;
}
private <T extends NotificationEvent> List<NotificationEventWithMetadata<T>> getFutureNotificationsInternal(final Class<T> type, final Long searchKey1, final Connection connection) {
final List<NotificationEventWithMetadata<T>> result = new ArrayList<NotificationEventWithMetadata<T>>();
synchronized (notifications) {
for (final NotificationEventModelDao notification : notifications) {
if (notification.getSearchKey1().equals(searchKey1) &&
type.getName().equals(notification.getClassName()) &&
notification.getEffectiveDate().isAfter(clock.getUTCNow())) {
final T event = CallableCallbackBase.deserializeEvent(notification, objectMapper);
final NotificationEventWithMetadata<T> foo = new NotificationEventWithMetadata<T>(notification.getRecordId(), notification.getUserToken(), notification.getCreatedDate(), notification.getSearchKey1(), notification.getSearchKey2(), event,
notification.getFutureUserToken(), notification.getEffectiveDate(), notification.getQueueName());
result.add(foo);
}
}
}
return result;
}
@Override
public void removeNotification(final Long recordId) {
removeNotificationFromTransaction(null, recordId);
}
@Override
public void removeNotificationFromTransaction(final Connection connection, final Long recordId) {
synchronized (notifications) {
for (final NotificationEventModelDao cur : notifications) {
if (cur.getRecordId().equals(recordId)) {
notifications.remove(cur);
break;
}
}
}
}
@Override
public String getFullQName() {
return NotificationQueueDispatcher.getCompositeName(svcName, queueName);
}
@Override
public String getServiceName() {
return svcName;
}
@Override
public String getQueueName() {
return queueName;
}
@Override
public NotificationQueueHandler getHandler() {
return handler;
}
@Override
public boolean startQueue() {
isStarted = true;
queueService.startQueue();
return true;
}
@Override
public void stopQueue() {
isStarted = false;
queueService.stopQueue();
}
@Override
public boolean isStarted() {
return isStarted;
}
private final Logger log = LoggerFactory.getLogger("MockNotificationQueue");
public List<NotificationEventModelDao> getReadyNotifications() {
final List<NotificationEventModelDao> readyNotifications = new ArrayList<NotificationEventModelDao>();
synchronized (notifications) {
for (final NotificationEventModelDao cur : notifications) {
if (cur.getEffectiveDate().isBefore(clock.getUTCNow()) && cur.isAvailableForProcessing(clock.getUTCNow())) {
log.info("MockNotificationQ getReadyNotifications found notification: NOW = " + clock.getUTCNow() + " recordId = " + cur.getRecordId() +
", state = " + cur.getProcessingState() + ", effectiveDate = " + cur.getEffectiveDate());
readyNotifications.add(cur);
}
}
}
return readyNotifications;
}
public void markProcessedNotifications(final List<NotificationEventModelDao> toBeremoved, final List<NotificationEventModelDao> toBeAdded) {
synchronized (notifications) {
notifications.removeAll(toBeremoved);
notifications.addAll(toBeAdded);
}
}
}