Looks up the given schema key in the cache.
Looks up the given schema key in the cache.
The SchemaKey uniquely identifying the schema in Iglu
the schema if found as Some JsonNode or None if not found, or cache is not enabled.
Caches and returns the given schema.
Caches and returns the given schema. Does nothing if we don't have an LRU cache available.
The provided schema
the same schema
Our LRU cache.