AssetPackManager Manages downloads of asset packs. 
AssetPackStateUpdateListener Listener that may be registered for updates on the state of the download of asset packs. 


AssetLocation Location of a single asset, belonging to an asset pack. 
AssetPackLocation Location of an asset pack on the device. 
AssetPackManagerFactory Creates instances of AssetPackManager
AssetPackState The state of an individual asset pack. 
AssetPackStates Contains the state for all requested packs. 


AssetPackException An exception indicating something went wrong with the Asset Delivery API.