com.google.android.exoplayer2.upstream.cache (ExoPlayer library)

Interface Summary
Interface	Description
Cache	A cache that supports partial caching of resources.
Cache.Listener	Listener of `Cache` events.
CacheDataSource.EventListener	Listener of `CacheDataSource` events.
CacheEvictor	Evicts data from a `Cache`.
CacheKeyFactory	Factory for cache keys.
CacheWriter.ProgressListener	Receives progress updates during cache operations.
ContentMetadata	Interface for an immutable snapshot of keyed metadata.

Class Summary
Class	Description
CacheDataSink	Writes data into a cache.
CacheDataSink.Factory	`DataSink.Factory` for `CacheDataSink` instances.
CacheDataSource	A `DataSource` that reads and writes a `Cache`.
CacheDataSource.Factory	`DataSource.Factory` for `CacheDataSource` instances.
CacheSpan	Defines a span of data that may or may not be cached (as indicated by `CacheSpan.isCached`).
CacheWriter	Caching related utility methods.
ContentMetadataMutations	Defines multiple mutations on metadata value which are applied atomically.
DefaultContentMetadata	Default implementation of `ContentMetadata`.
LeastRecentlyUsedCacheEvictor	Evicts least recently used cache files first.
NoOpCacheEvictor	Evictor that doesn't ever evict cache files.
SimpleCache	A `Cache` implementation that maintains an in-memory representation.

Exception Summary
Exception	Description
Cache.CacheException	Thrown when an error is encountered when writing data.
CacheDataSink.CacheDataSinkException	Thrown when an `IOException` is encountered when writing data to the sink.

Annotation Types Summary
Annotation Type	Description
CacheDataSource.CacheIgnoredReason	Reasons the cache may be ignored.
CacheDataSource.Flags	Flags controlling the CacheDataSource's behavior.