/**
* @command Malocher\Cqrs\Command\ExecuteQueryCommand
* @param ExecuteQueryCommand $command
*/
public function executeQueryHandler(ExecuteQueryCommand $command)
{
print "---- monitoring start -----\n";
print sprintf("ExecuteQueryCommand invoked by %s on %s \n", $command->getMessageClass(), $command->getBusName());
print sprintf("id:%s, edited:%s, ts:%s, version:%s, payload:%s \n", $command->getMessageVars()['id'], $command->getMessageVars()['edited'], $command->getMessageVars()['timestamp'], $command->getMessageVars()['version'], $command->getMessageVars()['payload']);
print "---- monitoring ends ------\n";
}
public function testClosureExecuteQuery()
{
$gate = new Gate();
$gate->enableSystemBus();
$gate->attach($this->bus);
$this->bus->mapQuery('Malocher\\CqrsTest\\Coverage\\Mock\\Query\\MockQuery', function (MockQuery $query) {
$query->edit();
});
$gate->getSystemBus()->mapCommand('Malocher\\Cqrs\\Command\\ExecuteQueryCommand', function (ExecuteQueryCommand $command) {
$this->executeQueryCommand = $command;
});
$gate->getSystemBus()->registerEventListener('Malocher\\Cqrs\\Event\\QueryExecutedEvent', function (QueryExecutedEvent $event) {
$this->queryExecutedEvent = $event;
});
$mockQuery = new MockQuery();
$gate->getBus($this->bus->getName())->executeQuery($mockQuery);
$this->assertEquals(true, $mockQuery->isEdited());
$this->assertInstanceOf('Malocher\\Cqrs\\Command\\ExecuteQueryCommand', $this->executeQueryCommand);
$this->assertInstanceOf('Malocher\\Cqrs\\Event\\QueryExecutedEvent', $this->queryExecutedEvent);
$this->assertEquals('Malocher\\CqrsTest\\Coverage\\Mock\\Query\\MockQuery', $this->executeQueryCommand->getMessageClass());
$this->assertEquals('Malocher\\CqrsTest\\Coverage\\Mock\\Query\\MockQuery', $this->queryExecutedEvent->getMessageClass());
}
/**
* {@inheritDoc}
*/
public function executeQuery(QueryInterface $query)
{
// ExecuteQueryCommand first! Because a queryClass _IS_ actually invoked.
if (!is_null($this->gate->getSystemBus())) {
$executeQueryCommand = new ExecuteQueryCommand();
$executeQueryCommand->setMessageClass(get_class($query));
$executeQueryCommand->setMessageVars($query->getMessageVars());
$executeQueryCommand->setBusName($this->getName());
$this->gate->getSystemBus()->invokeCommand($executeQueryCommand);
}
try {
$response = $this->bus->executeQuery($query);
if ($response === false) {
return false;
}
} catch (BusException $ex) {
//throw it again
throw $ex;
} catch (\Exception $ex) {
throw BusException::defaultBusError($ex->getMessage(), null, $ex);
}
// Dispatch the QueryExecutedEvent here! If for example a query could not be executed
// because it does not exist in the queryHandlerMap[<empty>] this Event would never
// be dispatched!
if (!is_null($this->gate->getSystemBus())) {
$queryExecutedEvent = new QueryExecutedEvent();
$queryExecutedEvent->setMessageClass(get_class($query));
$queryExecutedEvent->setMessageVars($query->getMessageVars());
$queryExecutedEvent->setBusName($this->getName());
$queryExecutedEvent->setResult($response);
$this->gate->getSystemBus()->publishEvent($queryExecutedEvent);
}
return $response;
}
