ClassMetadataInterface
getMetadataFor(string|object $value)
If the method was called with the same class name (or an object of that class) before, the same metadata instance is returned. If the factory was configured with a cache, this method will first look for an existing metadata instance in the cache. If an existing instance is found, it will be returned without further ado. Otherwise, a new metadata instance is created. If the factory was configured with a loader, the metad