StorageComparer::__construct

public StorageComparer::__construct(StorageInterface $source_storage, StorageInterface $target_storage, ConfigManagerInterface $config_manager)

public function __construct(StorageInterface $source_storage, StorageInterface $target_storage, ConfigManagerInterface $config_manager) {
  // Wrap the storages in a static cache so that multiple reads of the same
  // raw configuration object are not costly.
  $this->sourceCacheStorage = new MemoryBackend(__CLASS__ . '::source');
  $this->sourceStorage = new CachedStorage(
  $source_storage, 
  $this->sourceCacheStorage
  );
  $this->targetCacheStorage = new MemoryBackend(__CLASS__ . '::target');
  $this->targetStorage = new CachedStorage(
  $target_storage, 
  $this->targetCacheStorage
  );
  $this->configManager = $config_manager;
  $this->changelist[StorageInterface::DEFAULT_COLLECTION] = $this->getEmptyChangelist();
}