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Added in API level 5

android.accounts

Interfaces

AccountManagerCallback<V>  
AccountManagerFuture<V> A AccountManagerFuture represents the result of an asynchronous AccountManager call. 
OnAccountsUpdateListener An interface that contains the callback used by the AccountManager 

Classes

AbstractAccountAuthenticator Abstract base class for creating AccountAuthenticators. 
Account Value type that represents an Account in the AccountManager
AccountAuthenticatorActivity Base class for implementing an Activity that is used to help implement an AbstractAccountAuthenticator. 
AccountAuthenticatorResponse Object used to communicate responses back to the AccountManager 
AccountManager This class provides access to a centralized registry of the user's online accounts. 
AuthenticatorDescription A Parcelable value type that contains information about an account authenticator. 

Exceptions

AccountsException  
AuthenticatorException  
NetworkErrorException  
OperationCanceledException