function PerformanceDataCollector::destruct

Overrides DestructableInterface::destruct

File

core/modules/system/tests/modules/performance_test/src/PerformanceDataCollector.php, line 62

Class

PerformanceDataCollector

Namespace

Code

public function destruct() : void {
    // Get the events now before issuing any more database queries so that this
    // logging does not become part of the recorded data.
    $database_events = $this->databaseEvents;
    // Deliberately do not use an injected key value or lock service to avoid
    // any overhead up until this point.
    $lock = \Drupal::lock();
    // This loop should be safe because we know a very finite number of requests
    // will be trying to acquire a lock at any one time.
    while (!$lock->acquire('performance_test')) {
        $lock->wait();
    }
    $collection = \Drupal::keyValue('performance_test');
    $existing_data = $collection->get('performance_test_data') ?? [
        'database_events' => [],
        'cache_operations' => [],
        'cache_tag_operations' => [],
    ];
    $existing_data['database_events'] = array_merge($existing_data['database_events'], $database_events);
    $existing_data['cache_operations'] = array_merge($existing_data['cache_operations'], $this->cacheOperations);
    $existing_data['cache_tag_operations'] = array_merge($existing_data['cache_tag_operations'], $this->cacheTagOperations);
    $collection->set('performance_test_data', $existing_data);
    $lock->release('performance_test');
}