Manager/ResourceManager.php
public function getFile(ResourceInterface $resource)
    {
        $fs = $this->getFilesystem($resource);
        if (!$fs->has($resource->getPath())) {
            return false;
        }

        return $fs->get($resource->getPath());
    }
public function getFile(ResourceInterface $resource)
    {
        $fs = $this->getFilesystem($resource);
        if (!$fs->has($resource->getPath())) {
            return false;
        }

        return $fs->get($resource->getPath());
    }
{@inheritdoc}