package

com.google.android.gms.games.achievement

Contains classes for loading and updating achievements.

Interfaces

Achievement Data interface for retrieving achievement information. 
OnAchievementsLoadedListener Listener for receiving callbacks when achievement data has been loaded. 
OnAchievementUpdatedListener Listener for receiving callbacks when achievement data has been updated (revealed, unlocked or incremented). 

Classes

AchievementBuffer Data structure providing access to a list of achievements.