/**
* @param EventStore $eventStore
* @param AggregateType $aggregateType
* @param AggregateTranslator $aggregateTranslator
* @param StreamStrategy|null $streamStrategy
*/
public function __construct(EventStore $eventStore, AggregateType $aggregateType, AggregateTranslator $aggregateTranslator, StreamStrategy $streamStrategy = null)
{
$this->eventStore = $eventStore;
$this->eventStore->getActionEventEmitter()->attachListener('commit.pre', $this);
$this->aggregateType = $aggregateType;
$this->aggregateTranslator = $aggregateTranslator;
if (null === $streamStrategy) {
$streamStrategy = new SingleStreamStrategy($this->eventStore);
}
$this->streamStrategy = $streamStrategy;
}
/**
* @param array $data
* @return array
*/
public function run(array $data)
{
switch ($data['adapter']) {
case 'mysql':
$connection = DriverManager::getConnection($data['options']);
$connection->executeQuery('DROP TABLE IF EXISTS user_stream');
$adapter = new DoctrineEventStoreAdapter($connection, new FQCNMessageFactory(), new NoOpMessageConverter(), new JsonPayloadSerializer());
break;
case 'postgres':
$connection = DriverManager::getConnection($data['options']);
$connection->executeQuery('DROP TABLE IF EXISTS user_stream');
$adapter = new DoctrineEventStoreAdapter($connection, new FQCNMessageFactory(), new NoOpMessageConverter(), new JsonPayloadSerializer());
break;
case 'mongodb':
$connection = new \MongoClient($data['options']['server']);
$connection->selectDB('event_store_adapter_benchmarks')->selectCollection('user_stream')->drop();
$adapter = new MongoDbEventStoreAdapter(new FQCNMessageFactory(), new NoOpMessageConverter(), $connection, $data['options']['db_name']);
break;
default:
throw new \InvalidArgumentException('invalid adapter given');
break;
}
$eventStore = new EventStore($adapter, new ProophActionEventEmitter());
$result = [];
foreach ($data['batchSizes'] as $batchSize) {
for ($i = 0; $i < $this->repeats; $i++) {
$events = [];
$start = microtime(true);
for ($b = 1; $b <= $batchSize * 2; $b++) {
$v1 = $b;
$b++;
$v2 = $b;
$events[] = UserCreated::with(['name' => 'Max Mustermann ' . $i . '-' . $b, 'email' => 'contact' . $i . '-' . $b . '@prooph.de'], $v1);
$events[] = UsernameChanged::with(['name' => 'John Doe ' . $i . '-' . $b], $v2);
}
$eventStore->beginTransaction();
$eventStore->create(new Stream(new StreamName('user_stream'), new \ArrayIterator($events)));
$eventStore->commit();
$end = microtime(true);
if ($connection instanceof Connection) {
$connection->executeQuery('DROP TABLE IF EXISTS user_stream');
} else {
$connection->selectDB('event_store_adapter_benchmarks')->selectCollection('user_stream')->drop();
}
$diff = $end - $start;
$result[$data['adapter'] . ' with batch size ' . $batchSize] = $diff;
}
}
return $result;
}
/**
* @test
*/
public function it_translates_aggregate_back_and_forth()
{
$this->eventStore->beginTransaction();
$user = User::nameNew('John Doe');
$this->repository->addAggregateRoot($user);
$this->eventStore->commit();
$this->eventStore->beginTransaction();
//Simulate a normal program flow by fetching the AR before modifying it
$user = $this->repository->getAggregateRoot($user->id());
$user->changeName('Max Mustermann');
$this->eventStore->commit();
$this->resetRepository();
$loadedUser = $this->repository->getAggregateRoot($user->id());
$this->assertEquals('Max Mustermann', $loadedUser->name());
return $loadedUser;
}
/**
* Save a Chapter event to the chapter history.
*
* @param Message $domainMessage
* @throws \Prooph\Done\Shared\Exception\StoryName
* @throws \Exception
*/
public function logChapterEvent(Message $domainMessage)
{
$storyName = Metadata::getStoryNameFromMessage($domainMessage);
if (!isset($this->storyTellers[$storyName->toString()])) {
throw Exception\StoryName::isNotLinkedWithStoryTeller($storyName);
}
$storyTeller = $this->storyTellers[$storyName->toString()];
try {
$this->eventStore->beginTransaction();
$storyTeller($domainMessage);
$this->eventStore->commit();
} catch (\Exception $ex) {
$this->eventStore->rollback();
throw $ex;
}
}
private function rollbackTransaction()
{
if ($this->inTransaction) {
$this->eventStore->rollback();
}
$this->inTransaction = false;
$this->checkMessageQueue();
}
/**
* Check if exception an exception was thrown. If so rollback event store transaction
* otherwise commit it.
*
* @param ActionEvent $actionEvent
*/
public function onFinalize(ActionEvent $actionEvent)
{
if ($this->eventStore->isInTransaction()) {
if ($actionEvent->getParam(CommandBus::EVENT_PARAM_EXCEPTION)) {
$this->eventStore->rollback();
} else {
$this->eventStore->commit();
}
}
$this->currentCommand = null;
}
/**
* @param string $aggregateId
* @return null|object
*/
protected function loadFromSnapshotStore($aggregateId)
{
$snapshot = $this->snapshotStore->get($this->aggregateType, $aggregateId);
if (!$snapshot) {
return;
}
$aggregateRoot = $snapshot->aggregateRoot();
$streamName = $this->determineStreamName($aggregateId);
$streamEvents = $this->eventStore->loadEventsByMetadataFrom($streamName, ['aggregate_type' => $this->aggregateType->toString(), 'aggregate_id' => $aggregateId], $snapshot->lastVersion() + 1);
if (!$streamEvents->valid()) {
return $aggregateRoot;
}
$this->aggregateTranslator->replayStreamEvents($aggregateRoot, $streamEvents);
return $aggregateRoot;
}
/**
* @test
*/
public function it_publishes_take_snapshot_commands_by_event_name()
{
$this->eventStore->beginTransaction();
$user = User::create('Alex', '*****@*****.**');
$this->repository->addAggregateRoot($user);
$this->eventStore->commit();
$this->eventStore->beginTransaction();
$user = $this->repository->getAggregateRoot($user->getId()->toString());
$user->changeName('Jim');
$this->eventStore->commit();
$this->eventStore->beginTransaction();
$eventWithoutMetadata1 = UsernameChanged::with(['new_name' => 'John Doe'], 5);
$this->eventStore->appendTo(new StreamName('event_stream'), new \ArrayIterator([$eventWithoutMetadata1]));
$this->eventStore->commit();
$this->assertCount(1, $this->result);
$this->assertArrayHasKey('aggregate_type', $this->result[0]);
$this->assertArrayHasKey('aggregate_id', $this->result[0]);
$this->assertEquals(User::class, $this->result[0]['aggregate_type']);
}
/**
* @test
* @expectedException Prooph\EventStore\Exception\StreamNotFoundException
*/
public function it_throws_stream_not_found_exception_if_adapter_loads_nothing()
{
$stream = $this->getTestStream();
$adapter = $this->prophesize(Adapter::class);
$eventStore = new EventStore($adapter->reveal(), new ProophActionEventEmitter());
$eventStore->beginTransaction();
$eventStore->create($stream);
$eventStore->commit();
$eventStore->load($stream->streamName());
}
*/
public function get(Uuid $uuid)
{
return $this->getAggregateRoot($uuid->toString());
}
}
}
namespace {
//Set up an EventStore with an InMemoryAdapter (Only useful for testing, persistent adapters for ProophEventStore are available)
use My\Infrastructure\UserRepositoryImpl;
use My\Model\User;
use Prooph\Common\Event\ActionEvent;
use Prooph\Common\Event\ProophActionEventEmitter;
use Prooph\EventStore\Adapter\InMemoryAdapter;
use Prooph\EventStore\EventStore;
$eventStore = new EventStore(new InMemoryAdapter(), new ProophActionEventEmitter());
//Now we set up our user repository and inject the EventStore
//Normally this should be done in an IoC-Container and the receiver of the repository should require My\Model\UserRepository
$userRepository = new UserRepositoryImpl($eventStore);
//Ok lets start a new transaction and create a user
$eventStore->beginTransaction();
$user = User::nameNew('John Doe');
$userRepository->add($user);
//Before we commit the transaction let's attach a listener to check that the UserWasCreated event is published after commit
$eventStore->getActionEventEmitter()->attachListener('commit.post', function (ActionEvent $event) {
foreach ($event->getParam('recordedEvents', new \ArrayIterator()) as $streamEvent) {
echo sprintf("Event with name %s was recorded. It occurred on %s UTC /// ", $streamEvent->messageName(), $streamEvent->createdAt()->format('Y-m-d H:i:s'));
}
});
$eventStore->commit();
$userId = $user->userId();
* file that was distributed with this source code.
*/
require __DIR__ . '/../vendor/autoload.php';
use Prooph\Common\Event\ProophActionEventEmitter;
use Prooph\Common\Messaging\FQCNMessageFactory;
use Prooph\Common\Messaging\NoOpMessageConverter;
use Prooph\EventStore\Adapter\Flywheel\FlywheelEventStoreAdapter;
use Prooph\EventStore\EventStore;
use Prooph\EventStore\Stream\Stream;
use Prooph\EventStore\Stream\StreamName;
use ProophTest\EventStore\Mock\UserCreated;
use ProophTest\EventStore\Mock\UsernameChanged;
$rootDir = __DIR__ . '/event_store';
$adapter = new FlywheelEventStoreAdapter($rootDir, new FQCNMessageFactory(), new NoOpMessageConverter());
$actionEmitter = new ProophActionEventEmitter();
$eventStore = new EventStore($adapter, $actionEmitter);
$streamName = new StreamName('event_stream');
$stream = new Stream($streamName, new \ArrayIterator([]));
//
// Persist some events in the event store
//
$eventStore->beginTransaction();
$eventStore->create($stream);
$eventStore->appendTo($streamName, new \ArrayIterator([UserCreated::with(['name' => 'Max Mustermann'], 1)->withAddedMetadata('tag', 'person'), UsernameChanged::with(['name' => 'John Doe'], 2)->withAddedMetadata('tag', 'person')]));
$eventStore->commit();
//
// Load all the stored events
//
$persistedEventStream = $eventStore->load($streamName);
foreach ($persistedEventStream->streamEvents() as $event) {
echo $event->payload()['name'] . PHP_EOL;
/**
* @param string $processId
* @param int $minVersion
* @return DomainEvent[]
*/
public function getStreamOfProcess($processId, $minVersion = 0)
{
Assertion::uuid($processId);
return $this->eventStore->loadEventsByMetadataFrom(new StreamName('prooph_processing_stream'), ['aggregate_id' => $processId], $minVersion);
}
/**
* @return EventStore
*/
protected function getOtherMachineEventStore()
{
if (is_null($this->otherMachineEventStore)) {
$inMemoryAdapter = new InMemoryAdapter();
$config = new Configuration();
$config->setAdapter($inMemoryAdapter);
$this->otherMachineEventStore = new EventStore($config);
$this->otherMachineEventStore->getActionEventDispatcher()->attachListener("commit.post", function (PostCommitEvent $postCommitEvent) {
$this->otherMachineLastPostCommitEvent = $postCommitEvent;
foreach ($postCommitEvent->getRecordedEvents() as $event) {
$this->otherMachineEventNameLog[] = $event->messageName();
}
});
$this->otherMachineEventStore->beginTransaction();
$this->otherMachineEventStore->create(new Stream(new StreamName('prooph_processing_stream'), []));
$this->otherMachineEventStore->commit();
}
return $this->otherMachineEventStore;
}
/**
* @param AggregateType $aggregateType
* @param string $aggregateId
* @param null|int $minVersion
* @return Message[]
*/
public function read(AggregateType $aggregateType, $aggregateId, $minVersion = null)
{
$stream = $this->eventStore->load($this->buildStreamName($aggregateType, $aggregateId), $minVersion);
return $stream->streamEvents();
}
/**
* @param EventStore $eventStore
* @return void
*/
public function setUp(EventStore $eventStore)
{
$eventStore->getActionEventEmitter()->attachListener('commit.post', [$this, "onPostCommit"]);
}
/**
* @param EventStore $eventStore
* @return void
*/
public function setUp(EventStore $eventStore)
{
$eventStore->getActionEventEmitter()->attachListener('commit.post', [$this, 'onEventStoreCommitPost'], -1000);
}
/**
* @param EventStore $eventStore
*/
public function setUp(EventStore $eventStore)
{
$eventEmitter = $eventStore->getActionEventEmitter();
$eventEmitter->attachListener('create.pre', [$this, 'onEventStoreCreateStream'], -1000);
$eventEmitter->attachListener('appendTo.pre', [$this, 'onEventStoreAppendToStream'], -1000);
}
/**
* @param AggregateType $repositoryAggregateType
* @param string $aggregateId
* @param null|int $minVersion
* @return Message[]
*/
public function read(AggregateType $repositoryAggregateType, $aggregateId, $minVersion = null)
{
Assertion::string($aggregateId, 'AggregateId needs to be string');
return $this->eventStore->loadEventsByMetadataFrom($this->streamName, ['aggregate_id' => $aggregateId], $minVersion);
}
/**
* @param ProcessId $processId
* @param int $minVersion
* @return DomainEvent[]
*/
public function getStreamOfProcess(ProcessId $processId, $minVersion = 0)
{
return $this->eventStore->loadEventsByMetadataFrom(new StreamName('prooph_processing_stream'), ['aggregate_id' => $processId->toString()], $minVersion);
}
